projects/dwt2: org.eclipse.jface/src/org/eclipse/jface/preference/PreferencePage.d annotate

author	Frank Benoit <benoit@tionex.de>
date	Sat, 14 Mar 2009 18:23:29 +0100
parents
children

rev	line source
12 bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	1 /*******************************************************************************
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	2 * Copyright (c) 2000, 2007 IBM Corporation and others.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	3 * All rights reserved. This program and the accompanying materials
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	4 * are made available under the terms of the Eclipse Public License v1.0
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	5 * which accompanies this distribution, and is available at
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	6 * http://www.eclipse.org/legal/epl-v10.html
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	7 *
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	8 * Contributors:
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	9 * IBM Corporation - initial API and implementation
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	10 * Sebastian Davids <sdavids@gmx.de> - Fix for bug 38729 - [Preferences]
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	11 * NPE PreferencePage isValid.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	12 * Port to the D programming language:
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	13 * Frank Benoit <benoit@tionex.de>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	14 *******************************************************************************/
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	15 module org.eclipse.jface.preference.PreferencePage;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	16
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	17 import org.eclipse.jface.preference.IPreferencePage;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	18 import org.eclipse.jface.preference.IPreferenceStore;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	19 import org.eclipse.jface.preference.IPreferencePageContainer;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	20
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	21 import org.eclipse.swt.SWT;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	22 import org.eclipse.swt.events.DisposeEvent;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	23 import org.eclipse.swt.events.DisposeListener;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	24 import org.eclipse.swt.events.SelectionAdapter;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	25 import org.eclipse.swt.events.SelectionEvent;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	26 import org.eclipse.swt.graphics.Font;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	27 import org.eclipse.swt.graphics.Point;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	28 import org.eclipse.swt.layout.GridData;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	29 import org.eclipse.swt.layout.GridLayout;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	30 import org.eclipse.swt.widgets.Button;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	31 import org.eclipse.swt.widgets.Composite;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	32 import org.eclipse.swt.widgets.Control;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	33 import org.eclipse.swt.widgets.Event;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	34 import org.eclipse.swt.widgets.Label;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	35 import org.eclipse.jface.dialogs.Dialog;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	36 import org.eclipse.jface.dialogs.DialogPage;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	37 import org.eclipse.jface.dialogs.IDialogConstants;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	38 import org.eclipse.jface.dialogs.IDialogPage;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	39 import org.eclipse.jface.resource.ImageDescriptor;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	40 import org.eclipse.jface.resource.JFaceResources;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	41 import org.eclipse.jface.util.IPropertyChangeListener;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	42 import org.eclipse.jface.util.PropertyChangeEvent;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	43
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	44 import java.lang.all;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	45 import java.util.Set;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	46
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	47 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	48 * Abstract base implementation for all preference page implementations.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	49 * <p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	50 * Subclasses must implement the <code>createControl</code> framework
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	51 * method to supply the page's main control.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	52 * </p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	53 * <p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	54 * Subclasses should extend the <code>doComputeSize</code> framework
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	55 * method to compute the size of the page's control.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	56 * </p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	57 * <p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	58 * Subclasses may override the <code>performOk</code>, <code>performApply</code>,
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	59 * <code>performDefaults</code>, <code>performCancel</code>, and <code>performHelp</code>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	60 * framework methods to react to the standard button events.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	61 * </p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	62 * <p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	63 * Subclasses may call the <code>noDefaultAndApplyButton</code> framework
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	64 * method before the page's control has been created to suppress
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	65 * the standard Apply and Defaults buttons.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	66 * </p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	67 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	68 public abstract class PreferencePage : DialogPage,
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	69 IPreferencePage {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	70 alias DialogPage.setMessage setMessage;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	71
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	72 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	73 * Preference store, or <code>null</code>.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	74 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	75 private IPreferenceStore preferenceStore;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	76
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	77 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	78 * Valid state for this page; <code>true</code> by default.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	79 *
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	80 * @see #isValid
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	81 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	82 private bool isValid_ = true;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	83
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	84 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	85 * Body of page.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	86 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	87 private Control body_;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	88
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	89 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	90 * Whether this page has the standard Apply and Defaults buttons;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	91 * <code>true</code> by default.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	92 *
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	93 * @see #noDefaultAndApplyButton
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	94 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	95 private bool createDefaultAndApplyButton = true;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	96
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	97 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	98 * Standard Defaults button, or <code>null</code> if none.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	99 * This button has id <code>DEFAULTS_ID</code>.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	100 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	101 private Button defaultsButton = null;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	102
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	103 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	104 * The container this preference page belongs to; <code>null</code>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	105 * if none.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	106 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	107 private IPreferencePageContainer container = null;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	108
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	109 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	110 * Standard Apply button, or <code>null</code> if none.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	111 * This button has id <code>APPLY_ID</code>.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	112 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	113 private Button applyButton = null;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	114
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	115 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	116 * Description label.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	117 *
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	118 * @see #createDescriptionLabel(Composite)
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	119 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	120 private Label descriptionLabel;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	121
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	122 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	123 * Caches size of page.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	124 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	125 private Point size = null;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	126
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	127
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	128 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	129 * Creates a new preference page with an empty title and no image.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	130 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	131 protected this() {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	132 this(""); //$NON-NLS-1$
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	133 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	134
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	135 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	136 * Creates a new preference page with the given title and no image.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	137 *
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	138 * @param title the title of this preference page
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	139 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	140 protected this(String title) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	141 super(title);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	142 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	143
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	144 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	145 * Creates a new abstract preference page with the given title and image.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	146 *
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	147 * @param title the title of this preference page
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	148 * @param image the image for this preference page,
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	149 * or <code>null</code> if none
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	150 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	151 protected this(String title, ImageDescriptor image) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	152 super(title, image);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	153 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	154
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	155 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	156 * Computes the size for this page's UI control.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	157 * <p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	158 * The default implementation of this <code>IPreferencePage</code>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	159 * method returns the size set by <code>setSize</code>; if no size
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	160 * has been set, but the page has a UI control, the framework
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	161 * method <code>doComputeSize</code> is called to compute the size.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	162 * </p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	163 *
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	164 * @return the size of the preference page encoded as
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	165 * <code>new Point(width,height)</code>, or
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	166 * <code>(0,0)</code> if the page doesn't currently have any UI component
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	167 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	168 public Point computeSize() {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	169 if (size !is null) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	170 return size;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	171 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	172 Control control = getControl();
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	173 if (control !is null) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	174 size = doComputeSize();
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	175 return size;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	176 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	177 return new Point(0, 0);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	178 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	179
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	180 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	181 * Contributes additional buttons to the given composite.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	182 * <p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	183 * The default implementation of this framework hook method does
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	184 * nothing. Subclasses should override this method to contribute buttons
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	185 * to this page's button bar. For each button a subclass contributes,
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	186 * it must also increase the parent's grid layout number of columns
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	187 * by one; that is,
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	188 * <pre>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	189 * ((GridLayout) parent.getLayout()).numColumns++);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	190 * </pre>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	191 * </p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	192 *
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	193 * @param parent the button bar
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	194 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	195 protected void contributeButtons(Composite parent) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	196 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	197
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	198 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	199 * Creates and returns the SWT control for the customized body
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	200 * of this preference page under the given parent composite.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	201 * <p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	202 * This framework method must be implemented by concrete subclasses. Any
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	203 * subclass returning a <code>Composite</code> object whose <code>Layout</code>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	204 * has default margins (for example, a <code>GridLayout</code>) are expected to
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	205 * set the margins of this <code>Layout</code> to 0 pixels.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	206 * </p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	207 *
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	208 * @param parent the parent composite
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	209 * @return the new control
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	210 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	211 protected abstract Control createContents(Composite parent);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	212
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	213 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	214 * The <code>PreferencePage</code> implementation of this
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	215 * <code>IDialogPage</code> method creates a description label
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	216 * and button bar for the page. It calls <code>createContents</code>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	217 * to create the custom contents of the page.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	218 * <p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	219 * If a subclass that overrides this method creates a <code>Composite</code>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	220 * that has a layout with default margins (for example, a <code>GridLayout</code>)
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	221 * it is expected to set the margins of this <code>Layout</code> to 0 pixels.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	222 * @see IDialogPage#createControl(Composite)
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	223 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	224 public void createControl(Composite parent){
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	225
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	226 GridData gd;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	227 Composite content = new Composite(parent, SWT.NONE);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	228 setControl(content);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	229 GridLayout layout = new GridLayout();
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	230 layout.marginWidth = 0;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	231 layout.marginHeight = 0;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	232 content.setLayout(layout);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	233 //Apply the font on creation for backward compatibility
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	234 applyDialogFont(content);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	235
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	236 // initialize the dialog units
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	237 initializeDialogUnits(content);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	238
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	239 descriptionLabel = createDescriptionLabel(content);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	240 if (descriptionLabel !is null) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	241 descriptionLabel.setLayoutData(new GridData(
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	242 GridData.FILL_HORIZONTAL));
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	243 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	244
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	245 body_ = createContents(content);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	246 if (body_ !is null) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	247 // null is not a valid return value but support graceful failure
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	248 body_.setLayoutData(new GridData(GridData.FILL_BOTH));
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	249 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	250
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	251 Composite buttonBar = new Composite(content, SWT.NONE);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	252 layout = new GridLayout();
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	253 layout.numColumns = 0;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	254 layout.marginHeight = 0;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	255 layout.marginWidth = 0;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	256 layout.makeColumnsEqualWidth = false;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	257 buttonBar.setLayout(layout);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	258
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	259 gd = new GridData(GridData.HORIZONTAL_ALIGN_END);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	260
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	261 buttonBar.setLayoutData(gd);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	262
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	263 contributeButtons(buttonBar);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	264
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	265 if (createDefaultAndApplyButton) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	266 layout.numColumns = layout.numColumns + 2;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	267 String[] labels = JFaceResources.getStrings([
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	268 "defaults", "apply"]); //$NON-NLS-2$//$NON-NLS-1$
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	269 int widthHint = convertHorizontalDLUsToPixels(IDialogConstants.BUTTON_WIDTH);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	270 defaultsButton = new Button(buttonBar, SWT.PUSH);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	271 defaultsButton.setText(labels[0]);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	272 Dialog.applyDialogFont(defaultsButton);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	273 GridData data = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	274 Point minButtonSize = defaultsButton.computeSize(SWT.DEFAULT,
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	275 SWT.DEFAULT, true);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	276 data.widthHint = Math.max(widthHint, minButtonSize.x);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	277 defaultsButton.setLayoutData(data);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	278 defaultsButton.addSelectionListener(new class SelectionAdapter {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	279 public void widgetSelected(SelectionEvent e) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	280 performDefaults();
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	281 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	282 });
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	283
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	284 applyButton = new Button(buttonBar, SWT.PUSH);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	285 applyButton.setText(labels[1]);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	286 Dialog.applyDialogFont(applyButton);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	287 data = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	288 minButtonSize = applyButton.computeSize(SWT.DEFAULT, SWT.DEFAULT,
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	289 true);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	290 data.widthHint = Math.max(widthHint, minButtonSize.x);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	291 applyButton.setLayoutData(data);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	292 applyButton.addSelectionListener(new class SelectionAdapter {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	293 public void widgetSelected(SelectionEvent e) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	294 performApply();
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	295 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	296 });
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	297 applyButton.setEnabled(isValid());
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	298 applyDialogFont(buttonBar);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	299 } else {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	300 /* Check if there are any other buttons on the button bar.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	301 * If not, throw away the button bar composite. Otherwise
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	302 * there is an unusually large button bar.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	303 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	304 if (buttonBar.getChildren().length < 1) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	305 buttonBar.dispose();
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	306 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	307 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	308 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	309
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	310
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	311
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	312 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	313 * Apply the dialog font to the composite and it's children
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	314 * if it is set. Subclasses may override if they wish to
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	315 * set the font themselves.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	316 * @param composite
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	317 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	318 protected void applyDialogFont(Composite composite) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	319 Dialog.applyDialogFont(composite);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	320 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	321
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	322 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	323 * Creates and returns an SWT label under the given composite.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	324 *
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	325 * @param parent the parent composite
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	326 * @return the new label
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	327 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	328 protected Label createDescriptionLabel(Composite parent) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	329 Label result = null;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	330 String description = getDescription();
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	331 if (description !is null) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	332 result = new Label(parent, SWT.WRAP);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	333 result.setFont(parent.getFont());
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	334 result.setText(description);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	335 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	336 return result;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	337 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	338
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	339 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	340 * Computes the size needed by this page's UI control.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	341 * <p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	342 * All pages should override this method and set the appropriate sizes
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	343 * of their widgets, and then call <code>super.doComputeSize</code>.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	344 * </p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	345 *
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	346 * @return the size of the preference page encoded as
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	347 * <code>new Point(width,height)</code>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	348 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	349 protected Point doComputeSize() {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	350 if (descriptionLabel !is null && body_ !is null) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	351 Point bodySize = body_.computeSize(SWT.DEFAULT, SWT.DEFAULT, true);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	352 GridData gd = cast(GridData) descriptionLabel.getLayoutData();
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	353 gd.widthHint = bodySize.x;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	354 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	355 return getControl().computeSize(SWT.DEFAULT, SWT.DEFAULT, true);
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	356 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	357
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	358 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	359 * Returns the preference store of this preference page.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	360 * <p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	361 * This is a framework hook method for subclasses to return a
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	362 * page-specific preference store. The default implementation
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	363 * returns <code>null</code>.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	364 * </p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	365 *
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	366 * @return the preference store, or <code>null</code> if none
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	367 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	368 protected IPreferenceStore doGetPreferenceStore() {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	369 return null;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	370 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	371
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	372 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	373 * Returns the container of this page.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	374 *
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	375 * @return the preference page container, or <code>null</code> if this
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	376 * page has yet to be added to a container
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	377 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	378 public IPreferencePageContainer getContainer() {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	379 return container;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	380 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	381
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	382 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	383 * Returns the preference store of this preference page.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	384 *
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	385 * @return the preference store , or <code>null</code> if none
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	386 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	387 public IPreferenceStore getPreferenceStore() {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	388 if (preferenceStore is null) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	389 preferenceStore = doGetPreferenceStore();
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	390 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	391 if (preferenceStore !is null) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	392 return preferenceStore;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	393 } else if (container !is null) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	394 return container.getPreferenceStore();
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	395 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	396 return null;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	397 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	398
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	399 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	400 * The preference page implementation of an <code>IPreferencePage</code>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	401 * method returns whether this preference page is valid. Preference
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	402 * pages are considered valid by default; call <code>setValid(false)</code>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	403 * to make a page invalid.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	404 * @see IPreferencePage#isValid()
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	405 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	406 public bool isValid() {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	407 return isValid_;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	408 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	409
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	410 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	411 * Suppresses creation of the standard Default and Apply buttons
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	412 * for this page.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	413 * <p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	414 * Subclasses wishing a preference page without these buttons
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	415 * should call this framework method before the page's control
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	416 * has been created.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	417 * </p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	418 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	419 protected void noDefaultAndApplyButton() {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	420 createDefaultAndApplyButton = false;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	421 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	422
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	423 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	424 * The <code>PreferencePage</code> implementation of this
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	425 * <code>IPreferencePage</code> method returns <code>true</code>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	426 * if the page is valid.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	427 * @see IPreferencePage#okToLeave()
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	428 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	429 public bool okToLeave() {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	430 return isValid();
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	431 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	432
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	433 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	434 * Performs special processing when this page's Apply button has been pressed.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	435 * <p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	436 * This is a framework hook method for sublcasses to do special things when
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	437 * the Apply button has been pressed.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	438 * The default implementation of this framework method simply calls
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	439 * <code>performOk</code> to simulate the pressing of the page's OK button.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	440 * </p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	441 *
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	442 * @see #performOk
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	443 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	444 protected void performApply() {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	445 performOk();
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	446 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	447
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	448 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	449 * The preference page implementation of an <code>IPreferencePage</code>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	450 * method performs special processing when this page's Cancel button has
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	451 * been pressed.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	452 * <p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	453 * This is a framework hook method for subclasses to do special things when
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	454 * the Cancel button has been pressed. The default implementation of this
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	455 * framework method does nothing and returns <code>true</code>.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	456 * @see IPreferencePage#performCancel()
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	457 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	458 public bool performCancel() {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	459 return true;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	460 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	461
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	462 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	463 * Performs special processing when this page's Defaults button has been pressed.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	464 * <p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	465 * This is a framework hook method for subclasses to do special things when
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	466 * the Defaults button has been pressed.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	467 * Subclasses may override, but should call <code>super.performDefaults</code>.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	468 * </p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	469 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	470 protected void performDefaults() {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	471 updateApplyButton();
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	472 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	473
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	474
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	475 /* (non-Javadoc)
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	476 * @see org.eclipse.jface.preference.IPreferencePage#performOk()
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	477 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	478 public bool performOk() {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	479 return true;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	480 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	481
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	482
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	483 /* (non-Javadoc)
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	484 * @see org.eclipse.jface.preference.IPreferencePage#setContainer(org.eclipse.jface.preference.IPreferencePageContainer)
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	485 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	486 public void setContainer(IPreferencePageContainer container) {
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	487 this.container = container;
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	488 }
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	489
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	490 /**
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	491 * Sets the preference store for this preference page.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	492 * <p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	493 * If preferenceStore is set to null, getPreferenceStore
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	494 * will invoke doGetPreferenceStore the next time it is called.
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	495 * </p>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	496 *
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	497 * @param store the preference store, or <code>null</code>
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	498 * @see #getPreferenceStore
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	499 */
bc29606a740c Added dwt-addons in original directory structure of eclipse.org Frank Benoit <benoit@tionex.de> parents: diff changeset	500 public void setPreferenceStore(IPreferenceStore store) {

12

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

Frank Benoit <benoit@tionex.de>

parents:

diff changeset

1 /*******************************************************************************

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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4 * are made available under the terms of the Eclipse Public License v1.0

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5 * which accompanies this distribution, and is available at

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6 * http://www.eclipse.org/legal/epl-v10.html

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7 *

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8 * Contributors:

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9 * IBM Corporation - initial API and implementation

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10 * Sebastian Davids <sdavids@gmx.de> - Fix for bug 38729 - [Preferences]

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11 * NPE PreferencePage isValid.

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12 * Port to the D programming language:

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13 * Frank Benoit <benoit@tionex.de>

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14 *******************************************************************************/

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15 module org.eclipse.jface.preference.PreferencePage;

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16

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17 import org.eclipse.jface.preference.IPreferencePage;

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18 import org.eclipse.jface.preference.IPreferenceStore;

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19 import org.eclipse.jface.preference.IPreferencePageContainer;

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20

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21 import org.eclipse.swt.SWT;

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22 import org.eclipse.swt.events.DisposeEvent;

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23 import org.eclipse.swt.events.DisposeListener;

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24 import org.eclipse.swt.events.SelectionAdapter;

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25 import org.eclipse.swt.events.SelectionEvent;

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26 import org.eclipse.swt.graphics.Font;

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27 import org.eclipse.swt.graphics.Point;

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28 import org.eclipse.swt.layout.GridData;

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29 import org.eclipse.swt.layout.GridLayout;

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30 import org.eclipse.swt.widgets.Button;

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31 import org.eclipse.swt.widgets.Composite;

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32 import org.eclipse.swt.widgets.Control;

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33 import org.eclipse.swt.widgets.Event;

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34 import org.eclipse.swt.widgets.Label;

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35 import org.eclipse.jface.dialogs.Dialog;

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36 import org.eclipse.jface.dialogs.DialogPage;

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37 import org.eclipse.jface.dialogs.IDialogConstants;

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38 import org.eclipse.jface.dialogs.IDialogPage;

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39 import org.eclipse.jface.resource.ImageDescriptor;

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40 import org.eclipse.jface.resource.JFaceResources;

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41 import org.eclipse.jface.util.IPropertyChangeListener;

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42 import org.eclipse.jface.util.PropertyChangeEvent;

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43

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44 import java.lang.all;

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45 import java.util.Set;

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46

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47 /**

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48 * Abstract base implementation for all preference page implementations.

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49 *

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50 * Subclasses must implement the <code>createControl</code> framework

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51 * method to supply the page's main control.

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52 *

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53 *

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54 * Subclasses should extend the <code>doComputeSize</code> framework

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55 * method to compute the size of the page's control.

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56 *

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57 *

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58 * Subclasses may override the <code>performOk</code>, <code>performApply</code>,

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59 * <code>performDefaults</code>, <code>performCancel</code>, and <code>performHelp</code>

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60 * framework methods to react to the standard button events.

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61 *

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62 *

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63 * Subclasses may call the <code>noDefaultAndApplyButton</code> framework

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64 * method before the page's control has been created to suppress

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65 * the standard Apply and Defaults buttons.

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66 *

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67 */

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68 public abstract class PreferencePage : DialogPage,

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69 IPreferencePage {

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70 alias DialogPage.setMessage setMessage;

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71

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72 /**

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73 * Preference store, or <code>null</code>.

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74 */

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75 private IPreferenceStore preferenceStore;

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76

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77 /**

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78 * Valid state for this page; <code>true</code> by default.

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79 *

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80 * @see #isValid

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81 */

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82 private bool isValid_ = true;

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83

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84 /**

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85 * Body of page.

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86 */

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87 private Control body_;

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88

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89 /**

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90 * Whether this page has the standard Apply and Defaults buttons;

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91 * <code>true</code> by default.

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92 *

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93 * @see #noDefaultAndApplyButton

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94 */

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95 private bool createDefaultAndApplyButton = true;

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96

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97 /**

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98 * Standard Defaults button, or <code>null</code> if none.

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99 * This button has id <code>DEFAULTS_ID</code>.

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100 */

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101 private Button defaultsButton = null;

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102

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103 /**

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104 * The container this preference page belongs to; <code>null</code>

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105 * if none.

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106 */

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107 private IPreferencePageContainer container = null;

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108

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109 /**

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110 * Standard Apply button, or <code>null</code> if none.

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111 * This button has id <code>APPLY_ID</code>.

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112 */

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113 private Button applyButton = null;

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114

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115 /**

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116 * Description label.

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117 *

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118 * @see #createDescriptionLabel(Composite)

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119 */

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120 private Label descriptionLabel;

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121

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122 /**

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123 * Caches size of page.

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124 */

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125 private Point size = null;

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126

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127

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128 /**

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129 * Creates a new preference page with an empty title and no image.

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130 */

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131 protected this() {

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132 this(""); //$NON-NLS-1$

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133 }

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134

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135 /**

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136 * Creates a new preference page with the given title and no image.

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137 *

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138 * @param title the title of this preference page

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139 */

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140 protected this(String title) {

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141 super(title);

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142 }

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143

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144 /**

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145 * Creates a new abstract preference page with the given title and image.

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146 *

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147 * @param title the title of this preference page

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148 * @param image the image for this preference page,

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149 * or <code>null</code> if none

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150 */

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151 protected this(String title, ImageDescriptor image) {

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152 super(title, image);

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153 }

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154

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155 /**

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156 * Computes the size for this page's UI control.

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157 *

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158 * The default implementation of this <code>IPreferencePage</code>

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159 * method returns the size set by <code>setSize</code>; if no size

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160 * has been set, but the page has a UI control, the framework

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161 * method <code>doComputeSize</code> is called to compute the size.

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162 *

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163 *

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164 * @return the size of the preference page encoded as

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165 * <code>new Point(width,height)</code>, or

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166 * <code>(0,0)</code> if the page doesn't currently have any UI component

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167 */

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168 public Point computeSize() {

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169 if (size !is null) {

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170 return size;

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171 }

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172 Control control = getControl();

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173 if (control !is null) {

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174 size = doComputeSize();

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175 return size;

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176 }

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177 return new Point(0, 0);

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178 }

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179

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180 /**

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181 * Contributes additional buttons to the given composite.

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182 *

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183 * The default implementation of this framework hook method does

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184 * nothing. Subclasses should override this method to contribute buttons

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185 * to this page's button bar. For each button a subclass contributes,

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186 * it must also increase the parent's grid layout number of columns

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187 * by one; that is,

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188 * <pre>

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189 * ((GridLayout) parent.getLayout()).numColumns++);

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190 * </pre>

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191 *

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192 *

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193 * @param parent the button bar

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194 */

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195 protected void contributeButtons(Composite parent) {

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196 }

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197

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198 /**

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199 * Creates and returns the SWT control for the customized body

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200 * of this preference page under the given parent composite.

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201 *

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202 * This framework method must be implemented by concrete subclasses. Any

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203 * subclass returning a <code>Composite</code> object whose <code>Layout</code>

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204 * has default margins (for example, a <code>GridLayout</code>) are expected to

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205 * set the margins of this <code>Layout</code> to 0 pixels.

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206 *

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207 *

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208 * @param parent the parent composite

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209 * @return the new control

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210 */

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211 protected abstract Control createContents(Composite parent);

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212

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213 /**

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214 * The <code>PreferencePage</code> implementation of this

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215 * <code>IDialogPage</code> method creates a description label

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216 * and button bar for the page. It calls <code>createContents</code>

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217 * to create the custom contents of the page.

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218 *

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219 * If a subclass that overrides this method creates a <code>Composite</code>

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220 * that has a layout with default margins (for example, a <code>GridLayout</code>)

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221 * it is expected to set the margins of this <code>Layout</code> to 0 pixels.

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222 * @see IDialogPage#createControl(Composite)

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223 */

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224 public void createControl(Composite parent){

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225

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226 GridData gd;

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227 Composite content = new Composite(parent, SWT.NONE);

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228 setControl(content);

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229 GridLayout layout = new GridLayout();

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230 layout.marginWidth = 0;

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231 layout.marginHeight = 0;

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232 content.setLayout(layout);

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233 //Apply the font on creation for backward compatibility

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234 applyDialogFont(content);

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235

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236 // initialize the dialog units

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237 initializeDialogUnits(content);

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238

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239 descriptionLabel = createDescriptionLabel(content);

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240 if (descriptionLabel !is null) {

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241 descriptionLabel.setLayoutData(new GridData(

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242 GridData.FILL_HORIZONTAL));

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243 }

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244

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245 body_ = createContents(content);

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246 if (body_ !is null) {

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247 // null is not a valid return value but support graceful failure

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248 body_.setLayoutData(new GridData(GridData.FILL_BOTH));

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249 }

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250

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251 Composite buttonBar = new Composite(content, SWT.NONE);

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252 layout = new GridLayout();

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253 layout.numColumns = 0;

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254 layout.marginHeight = 0;

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255 layout.marginWidth = 0;

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256 layout.makeColumnsEqualWidth = false;

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257 buttonBar.setLayout(layout);

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258

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259 gd = new GridData(GridData.HORIZONTAL_ALIGN_END);

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260

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261 buttonBar.setLayoutData(gd);

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262

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263 contributeButtons(buttonBar);

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264

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265 if (createDefaultAndApplyButton) {

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266 layout.numColumns = layout.numColumns + 2;

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267 String[] labels = JFaceResources.getStrings([

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268 "defaults", "apply"]); //$NON-NLS-2$//$NON-NLS-1$

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269 int widthHint = convertHorizontalDLUsToPixels(IDialogConstants.BUTTON_WIDTH);

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270 defaultsButton = new Button(buttonBar, SWT.PUSH);

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271 defaultsButton.setText(labels[0]);

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272 Dialog.applyDialogFont(defaultsButton);

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273 GridData data = new GridData(GridData.HORIZONTAL_ALIGN_FILL);

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274 Point minButtonSize = defaultsButton.computeSize(SWT.DEFAULT,

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275 SWT.DEFAULT, true);

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276 data.widthHint = Math.max(widthHint, minButtonSize.x);

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277 defaultsButton.setLayoutData(data);

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278 defaultsButton.addSelectionListener(new class SelectionAdapter {

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279 public void widgetSelected(SelectionEvent e) {

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280 performDefaults();

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281 }

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282 });

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283

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284 applyButton = new Button(buttonBar, SWT.PUSH);

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285 applyButton.setText(labels[1]);

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286 Dialog.applyDialogFont(applyButton);

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287 data = new GridData(GridData.HORIZONTAL_ALIGN_FILL);

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288 minButtonSize = applyButton.computeSize(SWT.DEFAULT, SWT.DEFAULT,

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289 true);

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290 data.widthHint = Math.max(widthHint, minButtonSize.x);

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291 applyButton.setLayoutData(data);

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292 applyButton.addSelectionListener(new class SelectionAdapter {

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293 public void widgetSelected(SelectionEvent e) {

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294 performApply();

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295 }

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296 });

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297 applyButton.setEnabled(isValid());

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298 applyDialogFont(buttonBar);

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299 } else {

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300 /* Check if there are any other buttons on the button bar.

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301 * If not, throw away the button bar composite. Otherwise

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302 * there is an unusually large button bar.

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303 */

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304 if (buttonBar.getChildren().length < 1) {

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305 buttonBar.dispose();

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306 }

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307 }

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308 }

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309

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310

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311

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312 /**

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313 * Apply the dialog font to the composite and it's children

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314 * if it is set. Subclasses may override if they wish to

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315 * set the font themselves.

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316 * @param composite

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317 */

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318 protected void applyDialogFont(Composite composite) {

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319 Dialog.applyDialogFont(composite);

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320 }

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321

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322 /**

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323 * Creates and returns an SWT label under the given composite.

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324 *

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325 * @param parent the parent composite

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326 * @return the new label

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327 */

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328 protected Label createDescriptionLabel(Composite parent) {

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329 Label result = null;

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330 String description = getDescription();

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331 if (description !is null) {

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332 result = new Label(parent, SWT.WRAP);

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333 result.setFont(parent.getFont());

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334 result.setText(description);

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335 }

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336 return result;

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337 }

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338

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339 /**

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340 * Computes the size needed by this page's UI control.

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341 *

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342 * All pages should override this method and set the appropriate sizes

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343 * of their widgets, and then call <code>super.doComputeSize</code>.

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344 *

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345 *

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346 * @return the size of the preference page encoded as

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347 * <code>new Point(width,height)</code>

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348 */

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349 protected Point doComputeSize() {

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350 if (descriptionLabel !is null && body_ !is null) {

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351 Point bodySize = body_.computeSize(SWT.DEFAULT, SWT.DEFAULT, true);

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352 GridData gd = cast(GridData) descriptionLabel.getLayoutData();

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353 gd.widthHint = bodySize.x;

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354 }

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355 return getControl().computeSize(SWT.DEFAULT, SWT.DEFAULT, true);

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356 }

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357

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358 /**

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359 * Returns the preference store of this preference page.

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360 *

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361 * This is a framework hook method for subclasses to return a

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362 * page-specific preference store. The default implementation

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363 * returns <code>null</code>.

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364 *

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365 *

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366 * @return the preference store, or <code>null</code> if none

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367 */

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368 protected IPreferenceStore doGetPreferenceStore() {

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369 return null;

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370 }

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371

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372 /**

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373 * Returns the container of this page.

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374 *

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375 * @return the preference page container, or <code>null</code> if this

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376 * page has yet to be added to a container

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377 */

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378 public IPreferencePageContainer getContainer() {

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379 return container;

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380 }

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381

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382 /**

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383 * Returns the preference store of this preference page.

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384 *

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385 * @return the preference store , or <code>null</code> if none

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386 */

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387 public IPreferenceStore getPreferenceStore() {

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388 if (preferenceStore is null) {

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389 preferenceStore = doGetPreferenceStore();

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390 }

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391 if (preferenceStore !is null) {

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392 return preferenceStore;

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393 } else if (container !is null) {

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394 return container.getPreferenceStore();

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395 }

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396 return null;

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397 }

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398

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399 /**

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400 * The preference page implementation of an <code>IPreferencePage</code>

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401 * method returns whether this preference page is valid. Preference

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402 * pages are considered valid by default; call <code>setValid(false)</code>

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403 * to make a page invalid.

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404 * @see IPreferencePage#isValid()

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405 */

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406 public bool isValid() {

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407 return isValid_;

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408 }

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409

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410 /**

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411 * Suppresses creation of the standard Default and Apply buttons

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412 * for this page.

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413 *

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414 * Subclasses wishing a preference page without these buttons

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415 * should call this framework method before the page's control

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416 * has been created.

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417 *

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418 */

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419 protected void noDefaultAndApplyButton() {

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420 createDefaultAndApplyButton = false;

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421 }

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422

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423 /**

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424 * The <code>PreferencePage</code> implementation of this

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425 * <code>IPreferencePage</code> method returns <code>true</code>

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426 * if the page is valid.

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427 * @see IPreferencePage#okToLeave()

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428 */

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429 public bool okToLeave() {

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430 return isValid();

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431 }

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432

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433 /**

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434 * Performs special processing when this page's Apply button has been pressed.

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435 *

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436 * This is a framework hook method for sublcasses to do special things when

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437 * the Apply button has been pressed.

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438 * The default implementation of this framework method simply calls

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439 * <code>performOk</code> to simulate the pressing of the page's OK button.

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440 *

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441 *

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442 * @see #performOk

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443 */

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444 protected void performApply() {

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445 performOk();

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446 }

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447

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448 /**

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449 * The preference page implementation of an <code>IPreferencePage</code>

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450 * method performs special processing when this page's Cancel button has

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451 * been pressed.

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452 *

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diff changeset

453 * This is a framework hook method for subclasses to do special things when

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454 * the Cancel button has been pressed. The default implementation of this

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455 * framework method does nothing and returns <code>true</code>.

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456 * @see IPreferencePage#performCancel()

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457 */

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458 public bool performCancel() {

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459 return true;

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460 }

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461

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462 /**

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463 * Performs special processing when this page's Defaults button has been pressed.

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464 *

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465 * This is a framework hook method for subclasses to do special things when

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466 * the Defaults button has been pressed.

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467 * Subclasses may override, but should call <code>super.performDefaults</code>.

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468 *

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469 */

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470 protected void performDefaults() {

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471 updateApplyButton();

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472 }

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473

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474

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475 /* (non-Javadoc)

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476 * @see org.eclipse.jface.preference.IPreferencePage#performOk()

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477 */

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478 public bool performOk() {

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479 return true;

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480 }

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481

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482

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483 /* (non-Javadoc)

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484 * @see org.eclipse.jface.preference.IPreferencePage#setContainer(org.eclipse.jface.preference.IPreferencePageContainer)

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485 */

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486 public void setContainer(IPreferencePageContainer container) {

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487 this.container = container;

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488 }

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489

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490 /**

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491 * Sets the preference store for this preference page.

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492 *

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493 * If preferenceStore is set to null, getPreferenceStore

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494 * will invoke doGetPreferenceStore the next time it is called.

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495 *

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496 *

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497 * @param store the preference store, or <code>null</code>

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498 * @see #getPreferenceStore

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499 */

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500 public void setPreferenceStore(IPreferenceStore store) {

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501 preferenceStore = store;

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502 }

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503

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504

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505 /* (non-Javadoc)

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506 * @see org.eclipse.jface.preference.IPreferencePage#setSize(org.eclipse.swt.graphics.Point)

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507 */

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508 public void setSize(Point uiSize) {

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509 Control control = getControl();

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510 if (control !is null) {

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511 control.setSize(uiSize);

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512 size = uiSize;

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513 }

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514 }

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515

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516 /**

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diff changeset

517 * The <code>PreferencePage</code> implementation of this <code>IDialogPage</code>

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518 * method extends the <code>DialogPage</code> implementation to update

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519 * the preference page container title. Subclasses may extend.

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520 * @see IDialogPage#setTitle(String)

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521 */

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522 public override void setTitle(String title) {

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523 super.setTitle(title);

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524 if (getContainer() !is null) {

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525 getContainer().updateTitle();

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526 }

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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527 }

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528

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529 /**

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diff changeset

530 * Sets whether this page is valid.

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parents:

diff changeset

531 * The enable state of the container buttons and the

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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diff changeset

532 * apply button is updated when a page's valid state

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diff changeset

533 * changes.

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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diff changeset

534 *

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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diff changeset

535 *

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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diff changeset

536 * @param b the new valid state

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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diff changeset

537 */

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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diff changeset

538 public void setValid(bool b) {

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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diff changeset

539 bool oldValue = isValid_;

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diff changeset

540 isValid_ = b;

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parents:

diff changeset

541 if (oldValue !is isValid_) {

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parents:

diff changeset

542 // update container state

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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parents:

diff changeset

543 if (getContainer() !is null) {

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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diff changeset

544 getContainer().updateButtons();

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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parents:

diff changeset

545 }

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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parents:

diff changeset

546 // update page state

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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547 updateApplyButton();

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diff changeset

548 }

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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549 }

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parents:

diff changeset

550

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diff changeset

551

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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diff changeset

552 /* (non-Javadoc)

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parents:

diff changeset

553 * @see java.lang.Object#toString()

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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554 */

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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555 public override String toString() {

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556 return getTitle();

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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557 }

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parents:

diff changeset

558

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

Frank Benoit <benoit@tionex.de>

parents:

diff changeset

559 /**

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parents:

diff changeset

560 * Updates the enabled state of the Apply button to reflect whether

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parents:

diff changeset

561 * this page is valid.

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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diff changeset

562 */

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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diff changeset

563 protected void updateApplyButton() {

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parents:

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564 if (applyButton !is null) {

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parents:

diff changeset

565 applyButton.setEnabled(isValid());

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diff changeset

566 }

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Frank Benoit <benoit@tionex.de>

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diff changeset

567 }

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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parents:

diff changeset

568

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

Frank Benoit <benoit@tionex.de>

parents:

diff changeset

569 /**

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Frank Benoit <benoit@tionex.de>

parents:

diff changeset

570 * Creates a composite with a highlighted Note entry and a message text.

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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parents:

diff changeset

571 * This is designed to take up the full width of the page.

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

Frank Benoit <benoit@tionex.de>

parents:

diff changeset

572 *

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

Frank Benoit <benoit@tionex.de>

parents:

diff changeset

573 * @param font the font to use

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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parents:

diff changeset

574 * @param composite the parent composite

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parents:

diff changeset

575 * @param title the title of the note

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parents:

diff changeset

576 * @param message the message for the note

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

Frank Benoit <benoit@tionex.de>

parents:

diff changeset

577 * @return the composite for the note

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parents:

diff changeset

578 */

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Frank Benoit <benoit@tionex.de>

parents:

diff changeset

579 protected Composite createNoteComposite(Font font, Composite composite,

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parents:

diff changeset

580 String title, String message) {

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parents:

diff changeset

581 Composite messageComposite = new Composite(composite, SWT.NONE);

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parents:

diff changeset

582 GridLayout messageLayout = new GridLayout();

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Frank Benoit <benoit@tionex.de>

parents:

diff changeset

583 messageLayout.numColumns = 2;

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Frank Benoit <benoit@tionex.de>

parents:

diff changeset

584 messageLayout.marginWidth = 0;

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Frank Benoit <benoit@tionex.de>

parents:

diff changeset

585 messageLayout.marginHeight = 0;

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parents:

diff changeset

586 messageComposite.setLayout(messageLayout);

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parents:

diff changeset

587 messageComposite.setLayoutData(new GridData(

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

Frank Benoit <benoit@tionex.de>

parents:

diff changeset

588 GridData.HORIZONTAL_ALIGN_FILL));

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parents:

diff changeset

589 messageComposite.setFont(font);

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parents:

diff changeset

590

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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parents:

diff changeset

591 final Label noteLabel = new Label(messageComposite, SWT.BOLD);

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parents:

diff changeset

592 noteLabel.setText(title);

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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parents:

diff changeset

593 noteLabel.setFont(JFaceResources.getFontRegistry().getBold(

bc29606a740c Added dwt-addons in original directory structure of eclipse.org

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parents:

diff changeset

594 JFaceResources.DEFAULT_FONT));

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595 noteLabel

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596 .setLayoutData(new GridData(GridData.VERTICAL_ALIGN_BEGINNING));

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597

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598 final IPropertyChangeListener fontListener = new class IPropertyChangeListener {

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599 public void propertyChange(PropertyChangeEvent event) {

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600 if (JFaceResources.BANNER_FONT.equals(event.getProperty())) {

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601 noteLabel.setFont(JFaceResources

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602 .getFont(JFaceResources.BANNER_FONT));

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603 }

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604 }

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605 };

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606 JFaceResources.getFontRegistry().addListener(fontListener);

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607 noteLabel.addDisposeListener(new class DisposeListener {

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608 public void widgetDisposed(DisposeEvent event) {

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609 JFaceResources.getFontRegistry().removeListener(fontListener);

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610 }

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611 });

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612

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613 Label messageLabel = new Label(messageComposite, SWT.WRAP);

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614 messageLabel.setText(message);

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615 messageLabel.setFont(font);

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616 return messageComposite;

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617 }

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618

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619 /**

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620 * Returns the Apply button.

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621 *

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622 * @return the Apply button

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623 */

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624 protected Button getApplyButton() {

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625 return applyButton;

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626 }

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627

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628 /**

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629 * Returns the Restore Defaults button.

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630 *

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631 * @return the Restore Defaults button

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632 */

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633 protected Button getDefaultsButton() {

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634 return defaultsButton;

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635 }

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636

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637 /* (non-Javadoc)

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638 * @see org.eclipse.jface.dialogs.IDialogPage#performHelp()

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639 */

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640 public override void performHelp() {

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641 getControl().notifyListeners(SWT.Help, new Event());

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642 }

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643

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644 /**

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645 * Apply the data to the receiver. By default do nothing.

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646 * @param data

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647 * @since 3.1

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648 */

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649 public void applyData(Object data) {

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650

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651 }

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652

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653 /* (non-Javadoc)

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654 * @see org.eclipse.jface.dialogs.DialogPage#setErrorMessage(java.lang.String)

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655 */

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656 public override void setErrorMessage(String newMessage) {

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657 super.setErrorMessage(newMessage);

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658 if (getContainer() !is null) {

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659 getContainer().updateMessage();

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660 }

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661 }

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662

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663 /* (non-Javadoc)

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664 * @see org.eclipse.jface.dialogs.DialogPage#setMessage(java.lang.String, int)

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665 */

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666 public override void setMessage(String newMessage, int newType) {

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667 super.setMessage(newMessage, newType);

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668 if (getContainer() !is null) {

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669 getContainer().updateMessage();

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670 }

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671 }

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672

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673 }

Mercurial > projects > dwt2

annotate org.eclipse.jface/src/org/eclipse/jface/preference/PreferencePage.d @ 12:bc29606a740c