projects/dwt-linux: dwt/custom/TableEditor.d annotate

annotate dwt/custom/TableEditor.d @ 259:c0d810de7093

Update SWT 3.4M7 to 3.4

author	Frank Benoit <benoit@tionex.de>
date	Sun, 29 Jun 2008 14:33:38 +0200
parents	380bad9f6852
children

rev	line source
150 f2e04420fd6c reworked overrides and superclass aliases Frank Benoit <benoit@tionex.de> parents: 108 diff changeset	1 /*******************************************************************************
259 c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2 * Copyright (c) 2000, 2008 IBM Corporation and others.
102 12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	3 * All rights reserved. This program and the accompanying materials
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	4 * are made available under the terms of the Eclipse Public License v1.0
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	5 * which accompanies this distribution, and is available at
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	6 * http://www.eclipse.org/legal/epl-v10.html
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	7 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	8 * Contributors:
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	9 * IBM Corporation - initial API and implementation
108 0f12f6bb9739 author notice Frank Benoit <benoit@tionex.de> parents: 102 diff changeset	10 * Port to the D programming language:
0f12f6bb9739 author notice Frank Benoit <benoit@tionex.de> parents: 102 diff changeset	11 * Frank Benoit <benoit@tionex.de>
102 12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	12 *******************************************************************************/
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	13 module dwt.custom.TableEditor;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	14
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 152 diff changeset	15 import dwt.dwthelper.utils;
380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 152 diff changeset	16
102 12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	17
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	18
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	19 import dwt.DWT;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	20 import dwt.events.ControlEvent;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	21 import dwt.events.ControlListener;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	22 import dwt.graphics.Rectangle;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	23 import dwt.widgets.Control;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	24 import dwt.widgets.Display;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	25 import dwt.widgets.Table;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	26 import dwt.widgets.TableColumn;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	27 import dwt.widgets.TableItem;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	28 import dwt.custom.ControlEditor;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	29 import dwt.dwthelper.Runnable;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	30
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	31 /**
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	32 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	33 * A TableEditor is a manager for a Control that appears above a cell in a Table and tracks with the
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	34 * moving and resizing of that cell. It can be used to display a text widget above a cell
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	35 * in a Table so that the user can edit the contents of that cell. It can also be used to display
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	36 * a button that can launch a dialog for modifying the contents of the associated cell.
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	37 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	38 * <p> Here is an example of using a TableEditor:
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	39 * <code><pre>
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	40 * final Table table = new Table(shell, DWT.FULL_SELECTION \| DWT.HIDE_SELECTION);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	41 * TableColumn column1 = new TableColumn(table, DWT.NONE);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	42 * TableColumn column2 = new TableColumn(table, DWT.NONE);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	43 * for (int i = 0; i < 10; i++) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	44 * TableItem item = new TableItem(table, DWT.NONE);
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 152 diff changeset	45 * item.setText(new String[] {"item " + i, "edit this value"});
102 12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	46 * }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	47 * column1.pack();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	48 * column2.pack();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	49 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	50 * final TableEditor editor = new TableEditor(table);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	51 * //The editor must have the same size as the cell and must
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	52 * //not be any smaller than 50 pixels.
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	53 * editor.horizontalAlignment = DWT.LEFT;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	54 * editor.grabHorizontal = true;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	55 * editor.minimumWidth = 50;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	56 * // editing the second column
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	57 * final int EDITABLECOLUMN = 1;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	58 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	59 * table.addSelectionListener(new SelectionAdapter() {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	60 * public void widgetSelected(SelectionEvent e) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	61 * // Clean up any previous editor control
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	62 * Control oldEditor = editor.getEditor();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	63 * if (oldEditor !is null) oldEditor.dispose();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	64 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	65 * // Identify the selected row
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	66 * TableItem item = (TableItem)e.item;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	67 * if (item is null) return;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	68 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	69 * // The control that will be the editor must be a child of the Table
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	70 * Text newEditor = new Text(table, DWT.NONE);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	71 * newEditor.setText(item.getText(EDITABLECOLUMN));
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	72 * newEditor.addModifyListener(new ModifyListener() {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	73 * public void modifyText(ModifyEvent e) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	74 * Text text = (Text)editor.getEditor();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	75 * editor.getItem().setText(EDITABLECOLUMN, text.getText());
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	76 * }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	77 * });
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	78 * newEditor.selectAll();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	79 * newEditor.setFocus();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	80 * editor.setEditor(newEditor, item, EDITABLECOLUMN);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	81 * }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	82 * });
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	83 * </pre></code>
259 c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	84 *
c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	85 * @see <a href="http://www.eclipse.org/swt/snippets/#tableeditor">TableEditor snippets</a>
c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	86 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
102 12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	87 */
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	88 public class TableEditor : ControlEditor {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	89 Table table;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	90 TableItem item;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	91 int column = -1;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	92 ControlListener columnListener;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	93 Runnable timer;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	94 static final int TIMEOUT = 1500;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	95 /**
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	96 * Creates a TableEditor for the specified Table.
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	97 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	98 * @param table the Table Control above which this editor will be displayed
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	99 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	100 */
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	101 public this (Table table) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	102 super(table);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	103 this.table = table;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	104
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	105 columnListener = new class() ControlListener {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	106 public void controlMoved(ControlEvent e){
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	107 layout ();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	108 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	109 public void controlResized(ControlEvent e){
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	110 layout ();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	111 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	112 };
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	113 timer = new class() Runnable {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	114 public void run() {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	115 layout ();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	116 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	117 };
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	118
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	119 // To be consistent with older versions of DWT, grabVertical defaults to true
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	120 grabVertical = true;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	121 }
152 17f8449522fd overloads second walkthrough Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	122 override Rectangle computeBounds () {
102 12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	123 if (item is null \|\| column is -1 \|\| item.isDisposed()) return new Rectangle(0, 0, 0, 0);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	124 Rectangle cell = item.getBounds(column);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	125 Rectangle rect = item.getImageBounds(column);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	126 cell.x = rect.x + rect.width;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	127 cell.width -= rect.width;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	128 Rectangle area = table.getClientArea();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	129 if (cell.x < area.x + area.width) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	130 if (cell.x + cell.width > area.x + area.width) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	131 cell.width = area.x + area.width - cell.x;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	132 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	133 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	134 Rectangle editorRect = new Rectangle(cell.x, cell.y, minimumWidth, minimumHeight);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	135
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	136 if (grabHorizontal) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	137 editorRect.width = Math.max(cell.width, minimumWidth);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	138 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	139
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	140 if (grabVertical) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	141 editorRect.height = Math.max(cell.height, minimumHeight);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	142 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	143
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	144 if (horizontalAlignment is DWT.RIGHT) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	145 editorRect.x += cell.width - editorRect.width;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	146 } else if (horizontalAlignment is DWT.LEFT) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	147 // do nothing - cell.x is the right answer
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	148 } else { // default is CENTER
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	149 editorRect.x += (cell.width - editorRect.width)/2;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	150 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	151
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	152 if (verticalAlignment is DWT.BOTTOM) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	153 editorRect.y += cell.height - editorRect.height;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	154 } else if (verticalAlignment is DWT.TOP) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	155 // do nothing - cell.y is the right answer
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	156 } else { // default is CENTER
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	157 editorRect.y += (cell.height - editorRect.height)/2;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	158 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	159 return editorRect;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	160 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	161 /**
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	162 * Removes all associations between the TableEditor and the cell in the table. The
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	163 * Table and the editor Control are <b>not</b> disposed.
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	164 */
150 f2e04420fd6c reworked overrides and superclass aliases Frank Benoit <benoit@tionex.de> parents: 108 diff changeset	165 public override void dispose () {
102 12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	166 if (table !is null && !table.isDisposed()) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	167 if (this.column > -1 && this.column < table.getColumnCount()){
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	168 TableColumn tableColumn = table.getColumn(this.column);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	169 tableColumn.removeControlListener(columnListener);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	170 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	171 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	172 columnListener = null;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	173 table = null;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	174 item = null;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	175 column = -1;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	176 timer = null;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	177 super.dispose();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	178 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	179 /**
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	180 * Returns the zero based index of the column of the cell being tracked by this editor.
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	181 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	182 * @return the zero based index of the column of the cell being tracked by this editor
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	183 */
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	184 public int getColumn () {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	185 return column;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	186 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	187 /**
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	188 * Returns the TableItem for the row of the cell being tracked by this editor.
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	189 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	190 * @return the TableItem for the row of the cell being tracked by this editor
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	191 */
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	192 public TableItem getItem () {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	193 return item;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	194 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	195 void resize () {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	196 layout();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	197 /*
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	198 * On some platforms, the table scrolls when an item that
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	199 * is partially visible at the bottom of the table is
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	200 * selected. Ensure that the correct row is edited by
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	201 * laying out one more time in a timerExec().
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	202 */
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	203 if (table !is null) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	204 Display display = table.getDisplay();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	205 display.timerExec(-1, timer);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	206 display.timerExec(TIMEOUT, timer);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	207 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	208 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	209 /**
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	210 * Sets the zero based index of the column of the cell being tracked by this editor.
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	211 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	212 * @param column the zero based index of the column of the cell being tracked by this editor
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	213 */
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	214 public void setColumn(int column) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	215 int columnCount = table.getColumnCount();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	216 // Separately handle the case where the table has no TableColumns.
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	217 // In this situation, there is a single default column.
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	218 if (columnCount is 0) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	219 this.column = (column is 0) ? 0 : -1;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	220 resize();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	221 return;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	222 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	223 if (this.column > -1 && this.column < columnCount){
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	224 TableColumn tableColumn = table.getColumn(this.column);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	225 tableColumn.removeControlListener(columnListener);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	226 this.column = -1;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	227 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	228
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	229 if (column < 0 \|\| column >= table.getColumnCount()) return;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	230
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	231 this.column = column;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	232 TableColumn tableColumn = table.getColumn(this.column);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	233 tableColumn.addControlListener(columnListener);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	234 resize();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	235 }
259 c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	236 /**
c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	237 * Specifies the <code>TableItem</code> that is to be edited.
c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	238 *
c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	239 * @param item the item to be edited
c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	240 */
102 12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	241 public void setItem (TableItem item) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	242 this.item = item;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	243 resize();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	244 }
150 f2e04420fd6c reworked overrides and superclass aliases Frank Benoit <benoit@tionex.de> parents: 108 diff changeset	245 public override void setEditor (Control editor) {
102 12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	246 super.setEditor(editor);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	247 resize();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	248 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	249 /**
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	250 * Specify the Control that is to be displayed and the cell in the table that it is to be positioned above.
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	251 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	252 * <p>Note: The Control provided as the editor <b>must</b> be created with its parent being the Table control
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	253 * specified in the TableEditor constructor.
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	254 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	255 * @param editor the Control that is displayed above the cell being edited
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	256 * @param item the TableItem for the row of the cell being tracked by this editor
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	257 * @param column the zero based index of the column of the cell being tracked by this editor
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	258 */
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	259 public void setEditor (Control editor, TableItem item, int column) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	260 setItem(item);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	261 setColumn(column);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	262 setEditor(editor);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	263 }
150 f2e04420fd6c reworked overrides and superclass aliases Frank Benoit <benoit@tionex.de> parents: 108 diff changeset	264 public override void layout () {
102 12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	265 if (table is null \|\| table.isDisposed()) return;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	266 if (item is null \|\| item.isDisposed()) return;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	267 int columnCount = table.getColumnCount();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	268 if (columnCount is 0 && column !is 0) return;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	269 if (columnCount > 0 && (column < 0 \|\| column >= columnCount)) return;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	270 super.layout();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	271 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	272 }

Mercurial > projects > dwt-linux

annotate dwt/custom/TableEditor.d @ 259:c0d810de7093