Mercurial > projects > dwt-addons
annotate dwtx/jface/viewers/ColumnViewerToolTipSupport.d @ 43:ea8ff534f622
Fix override and super aliases
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Fri, 11 Apr 2008 01:24:25 +0200 |
| parents | b6c35faf97c8 |
| children | 46a6e0e6ccd4 |
| rev | line source |
|---|---|
| 10 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2006, 2007 IBM Corporation and others. | |
| 3 * All rights reserved. This program and the accompanying materials | |
| 4 * are made available under the terms of the Eclipse Public License v1.0 | |
| 5 * which accompanies this distribution, and is available at | |
| 6 * http://www.eclipse.org/legal/epl-v10.html | |
| 7 * | |
| 8 * Contributors: | |
| 9 * IBM Corporation - initial API and implementation | |
| 10 * Tom Schindl <tom.schindl@bestsolution.at> - initial API and implementation | |
| 11 * Fredy Dobler <fredy@dobler.net> - bug 159600 | |
| 12 * Brock Janiczak <brockj@tpg.com.au> - bug 182443 | |
| 13 * Port to the D programming language: | |
| 14 * Frank Benoit <benoit@tionex.de> | |
| 15 *******************************************************************************/ | |
| 16 | |
| 17 module dwtx.jface.viewers.ColumnViewerToolTipSupport; | |
| 18 | |
| 19 import dwtx.jface.viewers.ColumnViewer; | |
| 20 import dwtx.jface.viewers.ViewerRow; | |
| 21 import dwtx.jface.viewers.ViewerColumn; | |
| 22 import dwtx.jface.viewers.CellLabelProvider; | |
| 23 import dwtx.jface.viewers.StructuredSelection; | |
| 24 | |
| 25 import dwt.DWT; | |
| 26 import dwt.graphics.Image; | |
| 27 import dwt.graphics.Point; | |
| 28 import dwt.widgets.Event; | |
| 29 import dwtx.jface.util.Policy; | |
| 30 import dwtx.jface.window.DefaultToolTip; | |
| 31 import dwtx.jface.window.ToolTip; | |
| 32 | |
| 33 import dwt.dwthelper.utils; | |
| 34 | |
| 35 /** | |
| 36 * The ColumnViewerTooltipSupport is the class that provides tool tips for ColumnViewers. | |
| 37 * | |
| 38 * @since 3.3 | |
| 39 * | |
| 40 */ | |
| 41 public class ColumnViewerToolTipSupport : DefaultToolTip { | |
| 42 private ColumnViewer viewer; | |
| 43 | |
| 44 private static const String LABEL_PROVIDER_KEY = Policy.JFACE | |
| 45 ~ "_LABEL_PROVIDER"; //$NON-NLS-1$ | |
| 46 | |
| 47 private static const String ELEMENT_KEY = Policy.JFACE ~ "_ELEMENT_KEY"; //$NON-NLS-1$ | |
| 48 | |
| 49 private static const int DEFAULT_SHIFT_X = 10; | |
| 50 | |
| 51 private static const int DEFAULT_SHIFT_Y = 0; | |
| 52 | |
| 53 /** | |
| 54 * Enable ToolTip support for the viewer by creating an instance from this | |
| 55 * class. To get all necessary informations this support class consults the | |
| 56 * {@link CellLabelProvider}. | |
| 57 * | |
| 58 * @param viewer | |
| 59 * the viewer the support is attached to | |
| 60 * @param style style passed to control tool tip behavior | |
| 61 * | |
| 62 * @param manualActivation | |
| 63 * <code>true</code> if the activation is done manually using | |
| 64 * {@link #show(Point)} | |
| 65 */ | |
| 66 protected this(ColumnViewer viewer, int style, bool manualActivation ) { | |
| 67 super(viewer.getControl(),style,manualActivation); | |
| 68 this.viewer = viewer; | |
| 69 } | |
| 70 | |
| 71 /** | |
| 72 * Enable ToolTip support for the viewer by creating an instance from this | |
| 73 * class. To get all necessary informations this support class consults the | |
| 74 * {@link CellLabelProvider}. | |
| 75 * | |
| 76 * @param viewer | |
| 77 * the viewer the support is attached to | |
| 78 */ | |
| 79 public static void enableFor(ColumnViewer viewer) { | |
| 80 new ColumnViewerToolTipSupport(viewer,ToolTip.NO_RECREATE,false); | |
| 81 } | |
| 82 | |
| 83 /** | |
| 84 * Enable ToolTip support for the viewer by creating an instance from this | |
| 85 * class. To get all necessary informations this support class consults the | |
| 86 * {@link CellLabelProvider}. | |
| 87 * | |
| 88 * @param viewer | |
| 89 * the viewer the support is attached to | |
| 90 * @param style style passed to control tool tip behavior | |
| 91 * | |
| 92 * @see ToolTip#RECREATE | |
| 93 * @see ToolTip#NO_RECREATE | |
| 94 */ | |
| 95 public static void enableFor(ColumnViewer viewer, int style) { | |
| 96 new ColumnViewerToolTipSupport(viewer,style,false); | |
| 97 } | |
| 98 | |
|
43
ea8ff534f622
Fix override and super aliases
Frank Benoit <benoit@tionex.de>
parents:
10
diff
changeset
|
99 protected override Object getToolTipArea(Event event) { |
| 10 | 100 return viewer.getCell(new Point(event.x,event.y)); |
| 101 } | |
| 102 | |
|
43
ea8ff534f622
Fix override and super aliases
Frank Benoit <benoit@tionex.de>
parents:
10
diff
changeset
|
103 protected override final bool shouldCreateToolTip(Event event) { |
| 10 | 104 if( ! super.shouldCreateToolTip(event) ) { |
| 105 return false; | |
| 106 } | |
| 107 | |
| 108 bool rv = false; | |
| 109 | |
| 110 ViewerRow row = viewer.getViewerRow_package(new Point(event.x, event.y)); | |
| 111 | |
| 112 viewer.getControl().setToolTipText(""); //$NON-NLS-1$ | |
| 113 Point point = new Point(event.x, event.y); | |
| 114 | |
| 115 if (row !is null) { | |
| 116 Object element = row.getItem().getData(); | |
| 117 | |
| 118 ViewerColumn viewPart = viewer.getViewerColumn(row | |
| 119 .getColumnIndex(point)); | |
| 120 | |
| 121 if (viewPart is null) { | |
| 122 return false; | |
| 123 } | |
| 124 | |
| 125 CellLabelProvider labelProvider = viewPart.getLabelProvider(); | |
| 126 bool useNative = labelProvider.useNativeToolTip(element); | |
| 127 | |
| 128 String text = labelProvider.getToolTipText(element); | |
| 129 Image img = null; | |
| 130 | |
| 131 if( ! useNative ) { | |
| 132 img = labelProvider.getToolTipImage(element); | |
| 133 } | |
| 134 | |
| 135 if( useNative || (text is null && img is null ) ) { | |
| 136 viewer.getControl().setToolTipText(text); | |
| 137 rv = false; | |
| 138 } else { | |
| 139 setPopupDelay(labelProvider.getToolTipDisplayDelayTime(element)); | |
| 140 setHideDelay(labelProvider.getToolTipTimeDisplayed(element)); | |
| 141 | |
| 142 Point shift = labelProvider.getToolTipShift(element); | |
| 143 | |
| 144 if (shift is null) { | |
| 145 setShift(new Point(DEFAULT_SHIFT_X, DEFAULT_SHIFT_Y)); | |
| 146 } else { | |
| 147 setShift(new Point(shift.x, shift.y)); | |
| 148 } | |
| 149 | |
| 150 setData(LABEL_PROVIDER_KEY, labelProvider); | |
| 151 setData(ELEMENT_KEY, element); | |
| 152 | |
| 153 setText(text); | |
| 154 setImage(img); | |
| 155 setStyle(labelProvider.getToolTipStyle(element)); | |
| 156 setForegroundColor(labelProvider.getToolTipForegroundColor(element)); | |
| 157 setBackgroundColor(labelProvider.getToolTipBackgroundColor(element)); | |
| 158 setFont(labelProvider.getToolTipFont(element)); | |
| 159 | |
| 160 // Check if at least one of the values is set | |
| 161 rv = getText(event) !is null || getImage(event) !is null; | |
| 162 } | |
| 163 } | |
| 164 | |
| 165 return rv; | |
| 166 } | |
| 167 | |
|
43
ea8ff534f622
Fix override and super aliases
Frank Benoit <benoit@tionex.de>
parents:
10
diff
changeset
|
168 protected override void afterHideToolTip(Event event) { |
| 10 | 169 if (event !is null && event.widget !is viewer.getControl()) { |
| 170 if (event.type is DWT.MouseDown) { | |
| 171 viewer.setSelection(new StructuredSelection()); | |
| 172 } else { | |
| 173 viewer.getControl().setFocus(); | |
| 174 } | |
| 175 } | |
| 176 } | |
| 177 } |