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annotate org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet111.d @ 44:ed96ea2a2764
First swt win snippets are buiding with d2+phobos
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Wed, 25 Mar 2009 18:31:01 +0100 |
| parents | 69b1fa94a4a8 |
| children |
| rev | line source |
|---|---|
| 28 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2000, 2004 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 * D Port: | |
| 11 * Bill Baxter <wbaxter@gmail.com> | |
| 12 *******************************************************************************/ | |
| 13 module org.eclipse.swt.snippets.Snippet111; | |
| 14 | |
| 15 /* | |
| 16 * TreeEditor example snippet: edit the text of a tree item (in place, fancy) | |
| 17 * | |
| 18 * For a list of all SWT example snippets see | |
| 19 * http://www.eclipse.org/swt/snippets/ | |
| 20 */ | |
| 21 import org.eclipse.swt.SWT; | |
| 22 import org.eclipse.swt.graphics.Color; | |
| 23 import org.eclipse.swt.graphics.Rectangle; | |
| 24 import org.eclipse.swt.graphics.GC; | |
| 25 import org.eclipse.swt.widgets.Display; | |
| 26 import org.eclipse.swt.widgets.Shell; | |
| 27 import org.eclipse.swt.widgets.Widget; | |
| 28 import org.eclipse.swt.widgets.Composite; | |
| 29 import org.eclipse.swt.widgets.Tree; | |
| 30 import org.eclipse.swt.widgets.TreeItem; | |
| 31 import org.eclipse.swt.widgets.Text; | |
| 32 import org.eclipse.swt.widgets.Listener; | |
| 33 import org.eclipse.swt.widgets.Event; | |
| 34 import org.eclipse.swt.layout.FillLayout; | |
| 35 import org.eclipse.swt.custom.TreeEditor; | |
| 36 | |
|
44
ed96ea2a2764
First swt win snippets are buiding with d2+phobos
Frank Benoit <benoit@tionex.de>
parents:
28
diff
changeset
|
37 import java.lang.all; |
| 28 | 38 |
| 39 version(JIVE){ | |
| 40 import jive.stacktrace; | |
| 41 } | |
| 42 | |
| 43 void main () { | |
| 44 | |
| 45 Tree tree; | |
| 46 Color black; | |
| 47 void handleResize (Event e, Composite composite, Text text, int inset ) { | |
| 48 Rectangle rect = composite.getClientArea (); | |
| 49 text.setBounds (rect.x + inset, rect.y + inset, rect.width - inset * 2, rect.height - inset * 2); | |
| 50 } | |
| 51 void handleTextEvent (Event e, Composite composite, TreeItem item, TreeEditor editor,Text text, int inset ) { | |
| 52 switch (e.type) { | |
| 53 case SWT.FocusOut: { | |
| 54 item.setText (text.getText ()); | |
| 55 composite.dispose (); | |
| 56 } | |
| 57 break; | |
| 58 case SWT.Verify: { | |
| 59 String newText = text.getText (); | |
| 60 String leftText = newText.substring (0, e.start); | |
| 61 String rightText = newText.substring (e.end, newText.length); | |
| 62 GC gc = new GC (text); | |
| 63 Point size = gc.textExtent (leftText ~ e.text ~ rightText); | |
| 64 gc.dispose (); | |
| 65 size = text.computeSize (size.x, SWT.DEFAULT); | |
| 66 editor.horizontalAlignment = SWT.LEFT; | |
| 67 Rectangle itemRect = item.getBounds (), rect = tree.getClientArea (); | |
| 68 editor.minimumWidth = Math.max (size.x, itemRect.width) + inset* 2; | |
| 69 int left = itemRect.x, right = rect.x + rect.width; | |
| 70 editor.minimumWidth = Math.min (editor.minimumWidth, right - left); | |
| 71 editor.minimumHeight = size.y + inset* 2; | |
| 72 editor.layout (); | |
| 73 } | |
| 74 break; | |
| 75 case SWT.Traverse: { | |
| 76 switch (e.detail) { | |
| 77 case SWT.TRAVERSE_RETURN: | |
| 78 item.setText (text.getText ()); | |
| 79 //FALL THROUGH | |
| 80 case SWT.TRAVERSE_ESCAPE: | |
| 81 composite.dispose (); | |
| 82 e.doit = false; | |
| 83 default: | |
| 84 //no-op | |
| 85 } | |
| 86 break; | |
| 87 } | |
| 88 default: | |
| 89 // no-op | |
| 90 } | |
| 91 } | |
| 92 void handleSelection (Event event, TreeItem[] lastItem, TreeEditor editor ) { | |
| 93 TreeItem item = cast(TreeItem) event.item; | |
| 94 if (item !is null && item is lastItem [0]) { | |
| 95 bool showBorder = true; | |
| 96 Composite composite = new Composite (tree, SWT.NONE); | |
| 97 if (showBorder) composite.setBackground (black); | |
| 98 Text text = new Text (composite, SWT.NONE); | |
| 99 int inset = showBorder ? 1 : 0; | |
| 100 composite.addListener (SWT.Resize, dgListener( &handleResize, composite, text, inset )); | |
| 101 Listener textListener = dgListener( &handleTextEvent, composite, item, editor, text, inset); | |
| 102 text.addListener (SWT.FocusOut, textListener); | |
| 103 text.addListener (SWT.Traverse, textListener); | |
| 104 text.addListener (SWT.Verify, textListener); | |
| 105 editor.setEditor (composite, item); | |
| 106 text.setText (item.getText ()); | |
| 107 text.selectAll (); | |
| 108 text.setFocus (); | |
| 109 } | |
| 110 lastItem [0] = item; | |
| 111 } | |
| 112 | |
| 113 Display display = new Display (); | |
| 114 black = display.getSystemColor (SWT.COLOR_BLACK); | |
| 115 Shell shell = new Shell (display); | |
| 116 shell.setLayout (new FillLayout ()); | |
| 117 tree = new Tree (shell, SWT.BORDER); | |
| 118 for (int i=0; i<16; i++) { | |
| 119 TreeItem itemI = new TreeItem (tree, SWT.NONE); | |
|
44
ed96ea2a2764
First swt win snippets are buiding with d2+phobos
Frank Benoit <benoit@tionex.de>
parents:
28
diff
changeset
|
120 itemI.setText (Format("Item {}", i)); |
| 28 | 121 for (int j=0; j<16; j++) { |
| 122 TreeItem itemJ = new TreeItem (itemI, SWT.NONE); | |
|
44
ed96ea2a2764
First swt win snippets are buiding with d2+phobos
Frank Benoit <benoit@tionex.de>
parents:
28
diff
changeset
|
123 itemJ.setText ( Format("Item {}", j) ); |
| 28 | 124 } |
| 125 } | |
| 126 TreeItem [] lastItem = new TreeItem [1]; | |
| 127 TreeEditor editor = new TreeEditor (tree); | |
| 128 tree.addListener (SWT.Selection, dgListener( &handleSelection, lastItem, editor )); | |
| 129 shell.pack (); | |
| 130 shell.open (); | |
| 131 while (!shell.isDisposed()) { | |
| 132 if (!display.readAndDispatch ()) display.sleep (); | |
| 133 } | |
| 134 display.dispose (); | |
| 135 } | |
| 136 | |
| 137 |