annotate org.eclipse.swt.win32.win32.x86/src/org/eclipse/swt/custom/StackLayout.d @ 120:536e43f63c81

Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661 ===D2=== * added [Try]Immutable/Const/Shared templates to work with differenses in D1/D2 instead of version statements used these templates to work with strict type storage rules of dmd-2.053 * com.ibm.icu now also compilable with D2, but not tested yet * small fixes Snippet288 - shared data is in TLS ===Phobos=== * fixed critical bugs in Phobos implemention completely incorrect segfault prone fromStringz (Linux's port ruthless killer) terrible, incorrect StringBuffer realization (StyledText killer) * fixed small bugs as well Snippet72 - misprint in the snippet * implemented missed functionality for Phobos ByteArrayOutputStream implemented (image loading available) formatting correctly works for all DWT's cases As a result, folowing snippets now works with Phobos (Snippet### - what is fixed): Snippet24, 42, 111, 115, 130, 235, 276 - bad string formatting Snippet48, 282 - crash on image loading Snippet163, 189, 211, 213, 217, 218, 222 - crash on copy/cut in StyledText Snippet244 - hang-up ===Tango=== * few changes for the latest Tango trunc-r5661 * few small performance improvments ===General=== * implMissing-s for only one version changed to implMissingInTango/InPhobos * incorrect calls to Format in toString-s fixed * fixed loading \uXXXX characters in ResourceBundle * added good UTF-8 support for StyledText, TextLayout (Win32) and friends UTF functions revised and tested. It is now in java.nonstandard.*Utf modules StyledText and TextLayout (Win32) modules revised for UTF-8 support * removed small diferences in most identical files in *.swt.* folders *.swt.internal.image, *.swt.events and *.swt.custom are identical in Win32/Linux32 now 179 of 576 (~31%) files in *.swt.* folders are fully identical * Win32: snippets now have right subsystem, pretty icons and native system style controls * small fixes in snippets Snippet44 - it's not Snippet44 Snippet212 - functions work with different images and offsets arrays Win32: Snippet282 - crash on close if the button has an image Snippet293 - setGrayed is commented and others Win32: As a result, folowing snippets now works Snippet68 - color doesn't change Snippet163, 189, 211, 213, 217, 218, 222 - UTF-8 issues (see above) Snippet193 - no tabel headers
author Denis Shelomovskij <verylonglogin.reg@gmail.com>
date Sat, 09 Jul 2011 15:50:20 +0300
parents 950d84783eac
children
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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2008 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 * Frank Benoit <benoit@tionex.de>
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12 *******************************************************************************/
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13 module org.eclipse.swt.custom.StackLayout;
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14
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15 import java.lang.all;
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16
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17 import org.eclipse.swt.SWT;
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18 import org.eclipse.swt.graphics.Point;
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19 import org.eclipse.swt.graphics.Rectangle;
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20 import org.eclipse.swt.widgets.Composite;
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21 import org.eclipse.swt.widgets.Control;
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22 import org.eclipse.swt.widgets.Layout;
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23
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24 /**
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25 * This Layout stacks all the controls one on top of the other and resizes all controls
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26 * to have the same size and location.
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27 * The control specified in topControl is visible and all other controls are not visible.
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28 * Users must set the topControl value to flip between the visible items and then call
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29 * layout() on the composite which has the StackLayout.
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30 *
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31 * <p> Here is an example which places ten buttons in a stack layout and
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32 * flips between them:
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33 *
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34 * <pre><code>
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35 * public static void main(String[] args) {
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36 * Display display = new Display();
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37 * Shell shell = new Shell(display);
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38 * shell.setLayout(new GridLayout());
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39 *
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40 * final Composite parent = new Composite(shell, SWT.NONE);
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41 * parent.setLayoutData(new GridData(GridData.FILL_BOTH));
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42 * final StackLayout layout = new StackLayout();
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43 * parent.setLayout(layout);
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44 * final Button[] bArray = new Button[10];
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45 * for (int i = 0; i &lt; 10; i++) {
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46 * bArray[i] = new Button(parent, SWT.PUSH);
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47 * bArray[i].setText("Button "+i);
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48 * }
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49 * layout.topControl = bArray[0];
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50 *
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51 * Button b = new Button(shell, SWT.PUSH);
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52 * b.setText("Show Next Button");
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53 * final int[] index = new int[1];
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54 * b.addListener(SWT.Selection, new Listener(){
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55 * public void handleEvent(Event e) {
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56 * index[0] = (index[0] + 1) % 10;
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57 * layout.topControl = bArray[index[0]];
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58 * parent.layout();
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59 * }
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60 * });
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61 *
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62 * shell.open();
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63 * while (shell !is null && !shell.isDisposed()) {
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64 * if (!display.readAndDispatch())
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65 * display.sleep();
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66 * }
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67 * }
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68 * </code></pre>
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69 *
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70 * @see <a href="http://www.eclipse.org/swt/snippets/#stacklayout">StackLayout snippets</a>
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71 * @see <a href="http://www.eclipse.org/swt/examples.php">SWT Example: LayoutExample</a>
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72 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
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73 */
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74
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75 public class StackLayout : Layout {
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76
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77 /**
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78 * marginWidth specifies the number of pixels of horizontal margin
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79 * that will be placed along the left and right edges of the layout.
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80 *
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81 * The default value is 0.
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82 */
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83 public int marginWidth = 0;
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84 /**
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85 * marginHeight specifies the number of pixels of vertical margin
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86 * that will be placed along the top and bottom edges of the layout.
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87 *
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88 * The default value is 0.
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89 */
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90 public int marginHeight = 0;
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91
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92 /**
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93 * topControl the Control that is displayed at the top of the stack.
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94 * All other controls that are children of the parent composite will not be visible.
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95 */
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96 public Control topControl;
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97
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98 protected override Point computeSize(Composite composite, int wHint, int hHint, bool flushCache) {
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99 Control children[] = composite.getChildren();
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100 int maxWidth = 0;
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101 int maxHeight = 0;
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102 for (int i = 0; i < children.length; i++) {
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103 Point size = children[i].computeSize(wHint, hHint, flushCache);
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104 maxWidth = Math.max(size.x, maxWidth);
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105 maxHeight = Math.max(size.y, maxHeight);
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106 }
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107 int width = maxWidth + 2 * marginWidth;
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108 int height = maxHeight + 2 * marginHeight;
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109 if (wHint !is SWT.DEFAULT) width = wHint;
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110 if (hHint !is SWT.DEFAULT) height = hHint;
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111 return new Point(width, height);
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112 }
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113
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114 protected override bool flushCache(Control control) {
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115 return true;
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116 }
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117
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118 protected override void layout(Composite composite, bool flushCache) {
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119 Control children[] = composite.getChildren();
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120 Rectangle rect = composite.getClientArea();
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121 rect.x += marginWidth;
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122 rect.y += marginHeight;
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123 rect.width -= 2 * marginWidth;
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124 rect.height -= 2 * marginHeight;
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125 for (int i = 0; i < children.length; i++) {
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126 children[i].setBounds(rect);
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127 children[i].setVisible(children[i] is topControl);
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128
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129 }
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130 }
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131
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132 String getName () {
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133 String string = this.classinfo.name;
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134 int index = string.lastIndexOf ('.');
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135 if (index is -1 ) return string;
120
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136 return string[ index + 1 .. $ ];
0
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137 }
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138
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139 /**
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140 * Returns a string containing a concise, human-readable
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141 * description of the receiver.
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142 *
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143 * @return a string representation of the layout
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144 */
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145 public override String toString () {
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146 String string = getName ()~" {";
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147 if (marginWidth !is 0) string ~= "marginWidth="~String_valueOf(marginWidth)~" ";
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148 if (marginHeight !is 0) string ~= "marginHeight="~String_valueOf(marginHeight)~" ";
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149 if (topControl !is null) string ~= "topControl="~String_valueOf(topControl)~" ";
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150 string = string.trim();
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151 string ~= "}";
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152 return string;
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153 }
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154 }