Mercurial > projects > dwt-samples
view snippets/shell/Snippet134.d @ 120:1f0a7a472680
fix rm snippets from module statements.
author | Frank Benoit <benoit@tionex.de> |
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date | Sun, 20 Jul 2008 19:17:23 +0200 |
parents | 4a04b6759f98 |
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: * Frank Benoit <benoit@tionex.de> *******************************************************************************/ module shell.Snippet134; /* * Shell example snippet: create a non-rectangular window * * For a list of all SWT example snippets see * http://www.eclipse.org/swt/snippets/ * * @since 3.0 */ import dwt.DWT; import dwt.graphics.Region; import dwt.graphics.Point; import dwt.graphics.Rectangle; import dwt.widgets.Display; import dwt.widgets.Shell; import dwt.widgets.Button; import dwt.widgets.Listener; import dwt.widgets.Event; import dwt.dwthelper.utils; version(JIVE){ import jive.stacktrace; } int[] circle(int r, int offsetX, int offsetY) { int[] polygon = new int[8 * r + 4]; //x^2 + y^2 = r^2 for (int i = 0; i < 2 * r + 1; i++) { int x = i - r; int y = cast(int)Math.sqrt( cast(float)(r*r - x*x)); polygon[2*i] = offsetX + x; polygon[2*i+1] = offsetY + y; polygon[8*r - 2*i - 2] = offsetX + x; polygon[8*r - 2*i - 1] = offsetY - y; } return polygon; } Display display; Shell shell; void main(char[][] args) { display = new Display(); //Shell must be created with style SWT.NO_TRIM shell = new Shell(display, DWT.NO_TRIM | DWT.ON_TOP); shell.setBackground(display.getSystemColor(DWT.COLOR_RED)); //define a region that looks like a key hole Region region = new Region(); region.add(circle(67, 67, 67)); region.subtract(circle(20, 67, 50)); region.subtract([67, 50, 55, 105, 79, 105]); //define the shape of the shell using setRegion shell.setRegion(region); Rectangle size = region.getBounds(); shell.setSize(size.width, size.height); //add ability to move shell around Listener l = new class Listener { Point origin; public void handleEvent(Event e) { switch (e.type) { case DWT.MouseDown: origin = new Point(e.x, e.y); break; case DWT.MouseUp: origin = null; break; case DWT.MouseMove: if (origin !is null) { Point p = display.map(shell, null, e.x, e.y); shell.setLocation(p.x - origin.x, p.y - origin.y); } break; } } }; shell.addListener(DWT.MouseDown, l); shell.addListener(DWT.MouseUp, l); shell.addListener(DWT.MouseMove, l); //add ability to close shell Button b = new Button(shell, DWT.PUSH); b.setBackground(shell.getBackground()); b.setText("close"); b.pack(); b.setLocation(10, 68); b.addListener(DWT.Selection, new class Listener { public void handleEvent(Event e) { shell.close(); } }); shell.open(); while (!shell.isDisposed()) { if (!display.readAndDispatch()) display.sleep(); } region.dispose(); display.dispose(); }