Mercurial > projects > dwt-samples
annotate snippets/shell/Snippet134.d @ 120:1f0a7a472680
fix rm snippets from module statements.
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Sun, 20 Jul 2008 19:17:23 +0200 |
| parents | 4a04b6759f98 |
| children |
| rev | line source |
|---|---|
| 78 | 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 * Port to the D programming language: | |
| 11 * Frank Benoit <benoit@tionex.de> | |
| 12 *******************************************************************************/ | |
|
120
1f0a7a472680
fix rm snippets from module statements.
Frank Benoit <benoit@tionex.de>
parents:
78
diff
changeset
|
13 module shell.Snippet134; |
| 78 | 14 |
| 15 /* | |
| 16 * Shell example snippet: create a non-rectangular window | |
| 17 * | |
| 18 * For a list of all SWT example snippets see | |
| 19 * http://www.eclipse.org/swt/snippets/ | |
| 20 * | |
| 21 * @since 3.0 | |
| 22 */ | |
| 23 import dwt.DWT; | |
| 24 import dwt.graphics.Region; | |
| 25 import dwt.graphics.Point; | |
| 26 import dwt.graphics.Rectangle; | |
| 27 import dwt.widgets.Display; | |
| 28 import dwt.widgets.Shell; | |
| 29 import dwt.widgets.Button; | |
| 30 import dwt.widgets.Listener; | |
| 31 import dwt.widgets.Event; | |
| 32 | |
| 33 import dwt.dwthelper.utils; | |
| 34 | |
| 35 version(JIVE){ | |
| 36 import jive.stacktrace; | |
| 37 } | |
| 38 | |
| 39 int[] circle(int r, int offsetX, int offsetY) { | |
| 40 int[] polygon = new int[8 * r + 4]; | |
| 41 //x^2 + y^2 = r^2 | |
| 42 for (int i = 0; i < 2 * r + 1; i++) { | |
| 43 int x = i - r; | |
| 44 int y = cast(int)Math.sqrt( cast(float)(r*r - x*x)); | |
| 45 polygon[2*i] = offsetX + x; | |
| 46 polygon[2*i+1] = offsetY + y; | |
| 47 polygon[8*r - 2*i - 2] = offsetX + x; | |
| 48 polygon[8*r - 2*i - 1] = offsetY - y; | |
| 49 } | |
| 50 return polygon; | |
| 51 } | |
| 52 | |
| 53 Display display; | |
| 54 Shell shell; | |
| 55 | |
| 56 void main(char[][] args) { | |
| 57 display = new Display(); | |
| 58 //Shell must be created with style SWT.NO_TRIM | |
| 59 shell = new Shell(display, DWT.NO_TRIM | DWT.ON_TOP); | |
| 60 shell.setBackground(display.getSystemColor(DWT.COLOR_RED)); | |
| 61 //define a region that looks like a key hole | |
| 62 Region region = new Region(); | |
| 63 region.add(circle(67, 67, 67)); | |
| 64 region.subtract(circle(20, 67, 50)); | |
| 65 region.subtract([67, 50, 55, 105, 79, 105]); | |
| 66 //define the shape of the shell using setRegion | |
| 67 shell.setRegion(region); | |
| 68 Rectangle size = region.getBounds(); | |
| 69 shell.setSize(size.width, size.height); | |
| 70 //add ability to move shell around | |
| 71 Listener l = new class Listener { | |
| 72 Point origin; | |
| 73 public void handleEvent(Event e) { | |
| 74 switch (e.type) { | |
| 75 case DWT.MouseDown: | |
| 76 origin = new Point(e.x, e.y); | |
| 77 break; | |
| 78 case DWT.MouseUp: | |
| 79 origin = null; | |
| 80 break; | |
| 81 case DWT.MouseMove: | |
| 82 if (origin !is null) { | |
| 83 Point p = display.map(shell, null, e.x, e.y); | |
| 84 shell.setLocation(p.x - origin.x, p.y - origin.y); | |
| 85 } | |
| 86 break; | |
| 87 } | |
| 88 } | |
| 89 }; | |
| 90 shell.addListener(DWT.MouseDown, l); | |
| 91 shell.addListener(DWT.MouseUp, l); | |
| 92 shell.addListener(DWT.MouseMove, l); | |
| 93 //add ability to close shell | |
| 94 Button b = new Button(shell, DWT.PUSH); | |
| 95 b.setBackground(shell.getBackground()); | |
| 96 b.setText("close"); | |
| 97 b.pack(); | |
| 98 b.setLocation(10, 68); | |
| 99 b.addListener(DWT.Selection, new class Listener { | |
| 100 public void handleEvent(Event e) { | |
| 101 shell.close(); | |
| 102 } | |
| 103 }); | |
| 104 shell.open(); | |
| 105 while (!shell.isDisposed()) { | |
| 106 if (!display.readAndDispatch()) | |
| 107 display.sleep(); | |
| 108 } | |
| 109 region.dispose(); | |
| 110 display.dispose(); | |
| 111 } |