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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2004 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Port to the D programming language:
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11 * yidabu at gmail dot com ( D China http://www.d-programming-language-china.org/ )
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12 *******************************************************************************/
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13
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14 module org.eclipse.swt.snippets.Snippet222;
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15 /*
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16 * example snippet: StyledText bulleted list example
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17 *
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18 * For a list of all SWT example snippets see
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19 * http://www.eclipse.org/swt/snippets/
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20 *
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21 * @since 3.2
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22 */
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23
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24 import org.eclipse.swt.SWT;
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25 import org.eclipse.swt.custom.StyledText;
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26 import org.eclipse.swt.custom.StyleRange;
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27 import org.eclipse.swt.custom.PaintObjectEvent;
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28 import org.eclipse.swt.custom.PaintObjectListener;
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29 import org.eclipse.swt.custom.Bullet;
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30 import org.eclipse.swt.custom.ST;
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31 import org.eclipse.swt.layout.GridData;
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32 import org.eclipse.swt.layout.FillLayout;
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33 import org.eclipse.swt.widgets.Display;
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34 import org.eclipse.swt.widgets.Shell;
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35 import org.eclipse.swt.widgets.Button;
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36 import org.eclipse.swt.widgets.Event;
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37 import org.eclipse.swt.widgets.Listener;
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38 import org.eclipse.swt.graphics.FontData;
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39 import org.eclipse.swt.graphics.Font;
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40 import org.eclipse.swt.graphics.TextLayout;
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41 import org.eclipse.swt.graphics.GlyphMetrics;
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42 import tango.text.Text;
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43 alias Text!(char) StringBuffer;
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44 import tango.util.Convert;
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45
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46 import java.lang.all;
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47 version(JIVE){
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48 import jive.stacktrace;
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49 }
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50
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51 void main() {
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52 Display display = new Display();
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53 Shell shell = new Shell(display);
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54 shell.setText("StyledText Bullet Example");
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55 shell.setLayout(new FillLayout());
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56 StyledText styledText = new StyledText (shell, SWT.FULL_SELECTION | DWT.BORDER | DWT.WRAP | DWT.V_SCROLL);
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57 StringBuffer text = new StringBuffer();
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58 text.append("Here is StyledText with some bulleted lists:\n\n");
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59 for (int i = 0; i < 4; i++) text.append("Red Bullet List Item " ~ to!(char[])(i) ~ "\n");
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60 text.append("\n");
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61 for (int i = 0; i < 2; i++) text.append("Numbered List Item " ~ to!(char[])(i) ~ "\n");
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62 for (int i = 0; i < 4; i++) text.append("Sub List Item " ~ to!(char[])(i) ~ "\n");
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63 for (int i = 0; i < 2; i++) text.append("Numbered List Item " ~ to!(char[])(2+i) ~ "\n");
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64 text.append("\n");
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65 for (int i = 0; i < 4; i++) text.append("Custom Draw List Item " ~ to!(char[])(i) ~ "\n");
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66 styledText.setText(text.toString());
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67
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68 StyleRange style0 = new StyleRange();
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69 style0.metrics = new GlyphMetrics(0, 0, 40);
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70 style0.foreground = display.getSystemColor(SWT.COLOR_RED);
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71 Bullet bullet0 = new Bullet (style0);
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72 StyleRange style1 = new StyleRange();
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73 style1.metrics = new GlyphMetrics(0, 0, 50);
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74 style1.foreground = display.getSystemColor(SWT.COLOR_BLUE);
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75 Bullet bullet1 = new Bullet (ST.BULLET_NUMBER | ST.BULLET_TEXT, style1);
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76 bullet1.text = ".";
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77 StyleRange style2 = new StyleRange();
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78 style2.metrics = new GlyphMetrics(0, 0, 80);
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79 style2.foreground = display.getSystemColor(SWT.COLOR_GREEN);
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80 Bullet bullet2 = new Bullet (ST.BULLET_TEXT, style2);
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81 bullet2.text = "\u2713";
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82 StyleRange style3 = new StyleRange();
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83 style3.metrics = new GlyphMetrics(0, 0, 50);
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84 Bullet bullet3 = new Bullet (ST.BULLET_CUSTOM, style2);
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85
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86 styledText.setLineBullet(2, 4, bullet0);
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87 styledText.setLineBullet(7, 2, bullet1);
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88 styledText.setLineBullet(9, 4, bullet2);
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89 styledText.setLineBullet(13, 2, bullet1);
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90 styledText.setLineBullet(16, 4, bullet3);
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91
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92 styledText.addPaintObjectListener(new class() PaintObjectListener {
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93 public void paintObject(PaintObjectEvent event) {
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94 Display display = event.display;
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95 StyleRange style = event.style;
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96 Font font = style.font;
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97 if (font is null) font = styledText.getFont();
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98 TextLayout layout = new TextLayout(display);
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99 layout.setAscent(event.ascent);
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100 layout.setDescent(event.descent);
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101 layout.setFont(font);
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102 layout.setText("\u2023 1." ~ to!(char[])( event.bulletIndex) ~ ")");
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103 layout.draw(event.gc, event.x + 10, event.y);
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104 layout.dispose();
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105 }
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106 });
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107 shell.open();
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108 while (!shell.isDisposed()) {
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109 if (!display.readAndDispatch()) display.sleep();
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110 }
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111 display.dispose ();
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112 }
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113
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