Mercurial > projects > dwt-samples
annotate dwtsnippets/gc/Snippet215.d @ 51:7bb67937cbb4
Fix crash
author | Frank Benoit <benoit@tionex.de> |
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date | Sun, 06 Apr 2008 21:15:26 +0200 |
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1 /******************************************************************************* |
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2 * Copyright (c) 2000, 2004 IBM Corporation and others. |
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3 * All rights reserved. This program and the accompanying materials |
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4 * are made available under the terms of the Eclipse Public License v1.0 |
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5 * which accompanies this distribution, and is available at |
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6 * http://www.eclipse.org/legal/epl-v10.html |
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7 * |
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8 * Contributors: |
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9 * IBM Corporation - initial API and implementation |
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10 * Port to the D programming language: |
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11 * Bill Baxter <bill@billbaxter.com> |
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12 *******************************************************************************/ |
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13 module dwtsnippets.gc.Snippet215; |
51 | 14 |
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15 /* |
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16 * GC example snippet: take a screen shot with a GC |
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17 * |
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18 * For a list of all SWT example snippets see |
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19 * http://www.eclipse.org/swt/snippets/ |
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20 */ |
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21 import dwt.DWT; |
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22 import dwt.graphics.GC; |
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23 import dwt.graphics.Image; |
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24 import dwt.widgets.Display; |
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25 import dwt.widgets.Shell; |
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26 import dwt.widgets.Listener; |
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27 import dwt.widgets.Event; |
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28 import dwt.widgets.Button; |
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29 import dwt.widgets.Canvas; |
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30 import dwt.custom.ScrolledComposite; |
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31 import dwt.layout.FillLayout; |
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32 import dwt.events.PaintListener; |
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33 |
51 | 34 Image image; |
35 | |
50
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36 void main() { |
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37 final Display display = new Display(); |
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38 final Shell shell = new Shell(display); |
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39 shell.setLayout(new FillLayout()); |
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40 Button button = new Button(shell, DWT.PUSH); |
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41 button.setText("Capture"); |
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42 button.addListener(DWT.Selection, new class() Listener { |
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43 public void handleEvent(Event event) { |
51 | 44 |
50
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45 /* Take the screen shot */ |
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46 GC gc = new GC(display); |
51 | 47 image = new Image(display, display.getBounds()); |
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48 gc.copyArea(image, 0, 0); |
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49 gc.dispose(); |
51 | 50 |
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51 Shell popup = new Shell(shell, DWT.SHELL_TRIM); |
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52 popup.setLayout(new FillLayout()); |
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53 popup.setText("Image"); |
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54 popup.setBounds(50, 50, 200, 200); |
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55 popup.addListener(DWT.Close, new class() Listener { |
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56 public void handleEvent(Event e) { |
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57 image.dispose(); |
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58 } |
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59 }); |
51 | 60 |
50
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61 ScrolledComposite sc = new ScrolledComposite (popup, DWT.V_SCROLL | DWT.H_SCROLL); |
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62 Canvas canvas = new Canvas(sc, DWT.NONE); |
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63 sc.setContent(canvas); |
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64 canvas.setBounds(display.getBounds ()); |
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65 canvas.addPaintListener(new class() PaintListener { |
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66 public void paintControl(PaintEvent e) { |
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67 e.gc.drawImage(image, 0, 0); |
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68 } |
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69 }); |
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70 popup.open(); |
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71 } |
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72 }); |
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73 shell.pack(); |
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74 shell.open(); |
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75 while (!shell.isDisposed()) { |
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76 if (!display.readAndDispatch()) display.sleep(); |
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77 } |
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78 display.dispose(); |
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79 } |
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80 |