Mercurial > projects > dwt2
diff org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet215.d @ 28:69b1fa94a4a8
Added SWT snippets
author | Frank Benoit <benoit@tionex.de> |
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date | Sun, 22 Mar 2009 15:17:04 +0100 |
parents | |
children | 4e5843b771cc |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet215.d Sun Mar 22 15:17:04 2009 +0100 @@ -0,0 +1,80 @@ +/******************************************************************************* + * Copyright (c) 2000, 2004 IBM Corporation and others. + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * IBM Corporation - initial API and implementation + * Port to the D programming language: + * Bill Baxter <bill@billbaxter.com> + *******************************************************************************/ +module org.eclipse.swt.snippets.Snippet215; + +/* + * GC example snippet: take a screen shot with a GC + * + * For a list of all SWT example snippets see + * http://www.eclipse.org/swt/snippets/ + */ +import org.eclipse.swt.SWT; +import org.eclipse.swt.graphics.GC; +import org.eclipse.swt.graphics.Image; +import org.eclipse.swt.widgets.Display; +import org.eclipse.swt.widgets.Shell; +import org.eclipse.swt.widgets.Listener; +import org.eclipse.swt.widgets.Event; +import org.eclipse.swt.widgets.Button; +import org.eclipse.swt.widgets.Canvas; +import org.eclipse.swt.custom.ScrolledComposite; +import org.eclipse.swt.layout.FillLayout; +import org.eclipse.swt.events.PaintListener; + +Image image; + +void main() { + final Display display = new Display(); + final Shell shell = new Shell(display); + shell.setLayout(new FillLayout()); + Button button = new Button(shell, SWT.PUSH); + button.setText("Capture"); + button.addListener(SWT.Selection, new class() Listener { + public void handleEvent(Event event) { + + /* Take the screen shot */ + GC gc = new GC(display); + image = new Image(display, display.getBounds()); + gc.copyArea(image, 0, 0); + gc.dispose(); + + Shell popup = new Shell(shell, SWT.SHELL_TRIM); + popup.setLayout(new FillLayout()); + popup.setText("Image"); + popup.setBounds(50, 50, 200, 200); + popup.addListener(SWT.Close, new class() Listener { + public void handleEvent(Event e) { + image.dispose(); + } + }); + + ScrolledComposite sc = new ScrolledComposite (popup, SWT.V_SCROLL | DWT.H_SCROLL); + Canvas canvas = new Canvas(sc, SWT.NONE); + sc.setContent(canvas); + canvas.setBounds(display.getBounds ()); + canvas.addPaintListener(new class() PaintListener { + public void paintControl(PaintEvent e) { + e.gc.drawImage(image, 0, 0); + } + }); + popup.open(); + } + }); + shell.pack(); + shell.open(); + while (!shell.isDisposed()) { + if (!display.readAndDispatch()) display.sleep(); + } + display.dispose(); +} +