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

author	Frank Benoit <benoit@tionex.de>
date	Fri, 18 Jan 2008 11:45:54 +0100
parents
children	0179b2e17eb2

rev	line source
102 12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	1 /*******************************************************************************
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	2 * Copyright (c) 2000, 2007 IBM Corporation and others.
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
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	10 *******************************************************************************/
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	11 module dwt.custom.TableTreeEditor;
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
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	14
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	15 import dwt.DWT;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	16 import dwt.events.ControlEvent;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	17 import dwt.events.ControlListener;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	18 import dwt.events.TreeEvent;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	19 import dwt.events.TreeListener;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	20 import dwt.graphics.Rectangle;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	21 import dwt.widgets.Control;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	22 import dwt.widgets.Table;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	23 import dwt.widgets.TableColumn;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	24 import dwt.custom.ControlEditor;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	25 import dwt.custom.TableTree;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	26 import dwt.custom.TableTreeItem;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	27
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	28
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	29
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 * A TableTreeEditor is a manager for a Control that appears above a cell in a TableTree
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	33 * and tracks with the moving and resizing of that cell. It can be used to display a
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	34 * text widget above a cell in a TableTree so that the user can edit the contents of
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	35 * that cell. It can also be used to display a button that can launch a dialog for
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	36 * 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 TableTreeEditor:
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 TableTree tableTree = new TableTree(shell, DWT.FULL_SELECTION \| DWT.HIDE_SELECTION);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	41 * final Table table = tableTree.getTable();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	42 * TableColumn column1 = new TableColumn(table, DWT.NONE);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	43 * TableColumn column2 = new TableColumn(table, DWT.NONE);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	44 * for (int i = 0; i < 10; i++) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	45 * TableTreeItem item = new TableTreeItem(tableTree, DWT.NONE);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	46 * item.setText(0, "item " + i);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	47 * item.setText(1, "edit this value");
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	48 * for (int j = 0; j < 3; j++) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	49 * TableTreeItem subitem = new TableTreeItem(item, DWT.NONE);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	50 * subitem.setText(0, "subitem " + i + " " + j);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	51 * subitem.setText(1, "edit this value");
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	52 * }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	53 * }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	54 * column1.setWidth(100);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	55 * column2.pack();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	56 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	57 * final TableTreeEditor editor = new TableTreeEditor(tableTree);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	58 * //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	59 * //not be any smaller than 50 pixels.
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	60 * editor.horizontalAlignment = DWT.LEFT;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	61 * editor.grabHorizontal = true;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	62 * editor.minimumWidth = 50;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	63 * // editing the second column
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	64 * final int EDITABLECOLUMN = 1;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	65 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	66 * tableTree.addSelectionListener(new SelectionAdapter() {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	67 * public void widgetSelected(SelectionEvent e) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	68 * // Clean up any previous editor control
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	69 * Control oldEditor = editor.getEditor();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	70 * if (oldEditor !is null) oldEditor.dispose();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	71 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	72 * // Identify the selected row
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	73 * TableTreeItem item = (TableTreeItem)e.item;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	74 * if (item is null) return;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	75 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	76 * // 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	77 * Text newEditor = new Text(table, DWT.NONE);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	78 * newEditor.setText(item.getText(EDITABLECOLUMN));
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	79 * newEditor.addModifyListener(new ModifyListener() {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	80 * public void modifyText(ModifyEvent e) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	81 * Text text = (Text)editor.getEditor();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	82 * editor.getItem().setText(EDITABLECOLUMN, text.getText());
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	83 * }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	84 * });
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	85 * newEditor.selectAll();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	86 * newEditor.setFocus();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	87 * editor.setEditor(newEditor, item, EDITABLECOLUMN);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	88 * }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	89 * });
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	90 * </pre></code>
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	91 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	92 * @deprecated As of 3.1 use TreeEditor with Tree, TreeItem and TreeColumn
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	93 */
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	94 public class TableTreeEditor : ControlEditor {
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 TableTree tableTree;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	97 TableTreeItem item;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	98 int column = -1;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	99 ControlListener columnListener;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	100 TreeListener treeListener;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	101 /**
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	102 * Creates a TableTreeEditor for the specified TableTree.
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	103 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	104 * @param tableTree the TableTree Control above which this editor will be displayed
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	105 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	106 */
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	107 public this (TableTree tableTree) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	108 super(tableTree.getTable());
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	109 this.tableTree = tableTree;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	110
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	111 treeListener = new class() TreeListener {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	112 final Runnable runnable = new class() Runnable {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	113 public void run() {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	114 if (editor is null \|\| editor.isDisposed()) return;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	115 if (this.outer.tableTree.isDisposed()) return;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	116 layout();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	117 editor.setVisible(true);
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 };
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	120 public void treeCollapsed(TreeEvent e) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	121 if (editor is null \|\| editor.isDisposed ()) return;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	122 editor.setVisible(false);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	123 e.display.asyncExec(runnable);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	124 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	125 public void treeExpanded(TreeEvent e) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	126 if (editor is null \|\| editor.isDisposed ()) return;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	127 editor.setVisible(false);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	128 e.display.asyncExec(runnable);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	129 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	130 };
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	131 tableTree.addTreeListener(treeListener);
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 columnListener = new class() ControlListener {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	134 public void controlMoved(ControlEvent e){
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	135 layout ();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	136 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	137 public void controlResized(ControlEvent e){
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	138 layout ();
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 };
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	141
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	142 // 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	143 grabVertical = true;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	144 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	145 Rectangle computeBounds () {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	146 if (item is null \|\| column is -1 \|\| item.isDisposed() \|\| item.tableItem is null) return new Rectangle(0, 0, 0, 0);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	147 Rectangle cell = item.getBounds(column);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	148 Rectangle area = tableTree.getClientArea();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	149 if (cell.x < area.x + area.width) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	150 if (cell.x + cell.width > area.x + area.width) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	151 cell.width = area.x + area.width - cell.x;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	152 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	153 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	154 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	155
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	156 if (grabHorizontal) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	157 editorRect.width = Math.max(cell.width, minimumWidth);
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
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	160 if (grabVertical) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	161 editorRect.height = Math.max(cell.height, minimumHeight);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	162 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	163
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	164 if (horizontalAlignment is DWT.RIGHT) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	165 editorRect.x += cell.width - editorRect.width;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	166 } else if (horizontalAlignment is DWT.LEFT) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	167 // do nothing - cell.x is the right answer
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	168 } else { // default is CENTER
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	169 editorRect.x += (cell.width - editorRect.width)/2;
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 if (verticalAlignment is DWT.BOTTOM) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	173 editorRect.y += cell.height - editorRect.height;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	174 } else if (verticalAlignment is DWT.TOP) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	175 // do nothing - cell.y is the right answer
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	176 } else { // default is CENTER
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	177 editorRect.y += (cell.height - editorRect.height)/2;
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 return editorRect;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	180 }
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 * Removes all associations between the TableTreeEditor and the cell in the table tree. The
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	183 * TableTree and the editor Control are <b>not</b> disposed.
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	184 */
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	185 public void dispose () {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	186 if (tableTree !is null && !tableTree.isDisposed()) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	187 Table table = tableTree.getTable();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	188 if (table !is null && !table.isDisposed()) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	189 if (this.column > -1 && this.column < table.getColumnCount()){
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	190 TableColumn tableColumn = table.getColumn(this.column);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	191 tableColumn.removeControlListener(columnListener);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	192 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	193 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	194 if (treeListener !is null) tableTree.removeTreeListener(treeListener);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	195 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	196 treeListener = null;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	197 columnListener = null;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	198 tableTree = null;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	199 item = null;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	200 column = -1;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	201 super.dispose();
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 /**
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	204 * 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	205 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	206 * @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	207 */
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	208 public int getColumn () {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	209 return column;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	210 }
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 * Returns the TableTreeItem 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	213 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	214 * @return the TableTreeItem 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	215 */
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	216 public TableTreeItem getItem () {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	217 return item;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	218 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	219 public void setColumn(int column) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	220 Table table = tableTree.getTable();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	221 int columnCount = table.getColumnCount();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	222 // 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	223 // In this situation, there is a single default column.
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	224 if (columnCount is 0) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	225 this.column = (column is 0) ? 0 : -1;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	226 layout();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	227 return;
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 (this.column > -1 && this.column < columnCount){
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	230 TableColumn tableColumn = table.getColumn(this.column);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	231 tableColumn.removeControlListener(columnListener);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	232 this.column = -1;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	233 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	234
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	235 if (column < 0 \|\| column >= table.getColumnCount()) return;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	236
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	237 this.column = column;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	238 TableColumn tableColumn = table.getColumn(this.column);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	239 tableColumn.addControlListener(columnListener);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	240 layout();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	241 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	242 public void setItem (TableTreeItem item) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	243 this.item = item;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	244 layout();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	245 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	246
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	247 /**
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	248 * 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	249 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	250 * <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	251 * specified in the TableEditor constructor.
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	252 *
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	253 * @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	254 * @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	255 * @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	256 */
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	257 public void setEditor (Control editor, TableTreeItem item, int column) {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	258 setItem(item);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	259 setColumn(column);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	260 setEditor(editor);
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	261 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	262 public void layout () {
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	263 if (tableTree is null \|\| tableTree.isDisposed()) return;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	264 if (item is null \|\| item.isDisposed()) return;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	265 Table table = tableTree.getTable();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	266 int columnCount = table.getColumnCount();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	267 if (columnCount is 0 && column !is 0) return;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	268 if (columnCount > 0 && (column < 0 \|\| column >= columnCount)) return;
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	269 super.layout();
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	270 }
12e3e0e477cd package custom, module and imports ok Frank Benoit <benoit@tionex.de> parents: diff changeset	271 }

102

12e3e0e477cd package custom, module and imports ok