Mercurial > projects > dwt-samples
view snippets/styledtext/Snippet218.d @ 155:04d05db6dca4
styledtext: Snippet211, Snippet213, Snippet217, Snippet218, Snippet222, Snippet244
author | yidabu <yidabu@gmail.com> |
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date | Fri, 22 Aug 2008 07:27:56 +0800 |
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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: * yidabu at gmail dot com ( D China http://www.d-programming-language-china.org/ ) *******************************************************************************/ module styledtext.Snippet218; /* * SWT StyledText snippet: use gradient background. * * For a list of all SWT example snippets see * http://www.eclipse.org/swt/snippets/ * * @since 3.2 */ import dwt.DWT; import dwt.custom.StyledText; import dwt.custom.StyleRange; import dwt.layout.FillLayout; import dwt.widgets.Display; import dwt.widgets.Shell; import dwt.widgets.Event; import dwt.widgets.Listener; import dwt.graphics.FontData; import dwt.graphics.Font; import dwt.graphics.Rectangle; import dwt.graphics.GC; import dwt.graphics.Image; import dwt.dwthelper.utils; import Math = tango.math.Math; version(JIVE){ import jive.stacktrace; } void main() { static String text = "Plans do not materialize out of nowhere, nor are they entirely static. To ensure the planning process is " "transparent and open to the entire Eclipse community, we (the Eclipse PMC) post plans in an embryonic " "form and revise them throughout the release cycle. \n" "The first part of the plan deals with the important matters of release deliverables, release milestones, target " "operating environments, and release-to-release compatibility. These are all things that need to be clear for " "any release, even if no features were to change. \n"; static Image oldImage; Display display = new Display(); Shell shell = new Shell(display); shell.setLayout(new FillLayout()); StyledText styledText = new StyledText(shell, DWT.WRAP | DWT.BORDER); styledText.setText(text); FontData data = display.getSystemFont().getFontData()[0]; Font font = new Font(display, data.getName(), 16f, DWT.BOLD); styledText.setFont(font); styledText.setForeground(display.getSystemColor (DWT.COLOR_BLUE)); void onResize (Event event) { Rectangle rect = styledText.getClientArea (); Image newImage = new Image (display, 1, Math.max (1, rect.height)); GC gc = new GC (newImage); gc.setForeground (display.getSystemColor (DWT.COLOR_WHITE)); gc.setBackground (display.getSystemColor (DWT.COLOR_YELLOW)); gc.fillGradientRectangle (rect.x, rect.y, 1, rect.height, true); gc.dispose (); styledText.setBackgroundImage (newImage); if (oldImage !is null) oldImage.dispose (); oldImage = newImage; } styledText.addListener (DWT.Resize, dgListener(&onResize)); shell.setSize(700, 400); shell.open(); while (!shell.isDisposed()) { if (!display.readAndDispatch()) display.sleep(); } if (oldImage !is null) oldImage.dispose (); font.dispose(); display.dispose(); }