Mercurial > projects > dwt2
diff org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet244.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 | 536e43f63c81 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet244.d Sun Mar 22 15:17:04 2009 +0100 @@ -0,0 +1,68 @@ +/******************************************************************************* + * 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 org.eclipse.swt.snippets.Snippet244; +/* + * StyledText snippet: Draw a box around text. + * + * For a list of all SWT example snippets see + * http://www.eclipse.org/swt/snippets/ + */ + +import org.eclipse.swt.SWT; +import org.eclipse.swt.custom.StyledText; +import org.eclipse.swt.custom.StyleRange; +import org.eclipse.swt.layout.FillLayout; +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.graphics.Color; +import org.eclipse.swt.graphics.Point; + +import java.lang.all; +version(JIVE){ + import jive.stacktrace; +} + +void main() { + static String SEARCH_STRING = "box"; + Display display = new Display(); + Color RED = display.getSystemColor(SWT.COLOR_RED); + Shell shell = new Shell(display); + shell.setBounds(10,10,250,250); + StyledText text = new StyledText(shell, SWT.NONE); + text.setBounds(10,10,200,200); + + void onPaint(Event event) { + String contents = text.getText(); + int stringWidth = event.gc.stringExtent(SEARCH_STRING).x; + int lineHeight = text.getLineHeight(); + event.gc.setForeground(RED); + int index = contents.indexOf(SEARCH_STRING); + while (index != -1) { + Point topLeft = text.getLocationAtOffset(index); + event.gc.drawRectangle(topLeft.x - 1, topLeft.y, stringWidth + 1, lineHeight - 1); + index = contents.indexOf(SEARCH_STRING, index + 1); + } + } + + text.addListener(SWT.Paint, dgListener(&onPaint)); + + text.setText("This demonstrates drawing a box\naround every occurrence of the word\nbox in the StyledText"); + shell.open(); + while (!shell.isDisposed()) { + if (!display.readAndDispatch()) display.sleep(); + } + display.dispose(); +}