Mercurial > projects > dwt2
view org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet66.d @ 125:c43718956f21 default tip
Updated the snippets status.
author | Jacob Carlborg <doob@me.com> |
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date | Thu, 11 Aug 2011 19:55:14 +0200 |
parents | 536e43f63c81 |
children |
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/******************************************************************************* * 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.Snippet66; /* * GC example snippet: implement a simple scribble program * * 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.widgets.Display; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Listener; import org.eclipse.swt.widgets.Event; void main () { Display display = new Display (); Shell shell = new Shell (display); Listener listener = new class Listener { int lastX = 0, lastY = 0; public void handleEvent (Event event) { switch (event.type) { case SWT.MouseMove: if ((event.stateMask & SWT.BUTTON1) == 0) break; GC gc = new GC (shell); gc.drawLine (lastX, lastY, event.x, event.y); gc.dispose (); //FALL THROUGH case SWT.MouseDown: lastX = event.x; lastY = event.y; break; } } }; shell.addListener (SWT.MouseDown, listener); shell.addListener (SWT.MouseMove, listener); shell.open (); while (!shell.isDisposed ()) { if (!display.readAndDispatch ()) display.sleep (); } display.dispose (); }