| /******************************************************************************* |
| * Copyright (c) 2000, 2016 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 |
| *******************************************************************************/ |
| package org.eclipse.swt.snippets; |
| /* |
| * example snippet: StyledText bulleted list example |
| * |
| * For a list of all SWT example snippets see |
| * http://www.eclipse.org/swt/snippets/ |
| * |
| * @since 3.2 |
| */ |
| |
| import org.eclipse.swt.*; |
| import org.eclipse.swt.custom.*; |
| import org.eclipse.swt.graphics.*; |
| import org.eclipse.swt.layout.*; |
| import org.eclipse.swt.widgets.*; |
| |
| public class Snippet222 { |
| |
| public static void main(String[] args) { |
| Display display = new Display(); |
| Shell shell = new Shell(display); |
| shell.setText("StyledText Bullet Example"); |
| shell.setLayout(new FillLayout()); |
| final StyledText styledText = new StyledText (shell, SWT.FULL_SELECTION | SWT.BORDER | SWT.WRAP | SWT.V_SCROLL); |
| StringBuffer text = new StringBuffer(); |
| text.append("Here is StyledText with some bulleted lists:\n\n"); |
| for (int i = 0; i < 4; i++) text.append("Red Bullet List Item " + i + "\n"); |
| text.append("\n"); |
| for (int i = 0; i < 2; i++) text.append("Numbered List Item " + i + "\n"); |
| for (int i = 0; i < 4; i++) text.append("Sub List Item " + i + "\n"); |
| for (int i = 0; i < 2; i++) text.append("Numbered List Item " + (2 + i) + "\n"); |
| text.append("\n"); |
| for (int i = 0; i < 4; i++) text.append("Custom Draw List Item " + i + "\n"); |
| styledText.setText(text.toString()); |
| |
| StyleRange style0 = new StyleRange(); |
| style0.metrics = new GlyphMetrics(0, 0, 40); |
| style0.foreground = display.getSystemColor(SWT.COLOR_RED); |
| Bullet bullet0 = new Bullet (style0); |
| StyleRange style1 = new StyleRange(); |
| style1.metrics = new GlyphMetrics(0, 0, 50); |
| style1.foreground = display.getSystemColor(SWT.COLOR_BLUE); |
| Bullet bullet1 = new Bullet (ST.BULLET_NUMBER | ST.BULLET_TEXT, style1); |
| bullet1.text = "."; |
| StyleRange style2 = new StyleRange(); |
| style2.metrics = new GlyphMetrics(0, 0, 80); |
| style2.foreground = display.getSystemColor(SWT.COLOR_GREEN); |
| Bullet bullet2 = new Bullet (ST.BULLET_TEXT, style2); |
| bullet2.text = "\u2713"; |
| StyleRange style3 = new StyleRange(); |
| style3.metrics = new GlyphMetrics(0, 0, 50); |
| Bullet bullet3 = new Bullet (ST.BULLET_CUSTOM, style2); |
| |
| styledText.setLineBullet(2, 4, bullet0); |
| styledText.setLineBullet(7, 2, bullet1); |
| styledText.setLineBullet(9, 4, bullet2); |
| styledText.setLineBullet(13, 2, bullet1); |
| styledText.setLineBullet(16, 4, bullet3); |
| |
| styledText.addPaintObjectListener(event -> { |
| Display display1 = event.display; |
| StyleRange style = event.style; |
| Font font = style.font; |
| if (font == null) font = styledText.getFont(); |
| TextLayout layout = new TextLayout(display1); |
| layout.setAscent(event.ascent); |
| layout.setDescent(event.descent); |
| layout.setFont(font); |
| layout.setText("\u2023 1." + event.bulletIndex + ")"); |
| layout.draw(event.gc, event.x + 10, event.y); |
| layout.dispose(); |
| }); |
| shell.open(); |
| while (!shell.isDisposed()) { |
| if (!display.readAndDispatch()) display.sleep(); |
| } |
| display.dispose (); |
| } |
| } |