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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 * D Port:
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11 * Jesse Phillips <Jesse.K.Phillips+D> gmail.com
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12 *******************************************************************************/
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13 module examples.clipboard.ClipboardExample;
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14
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15 import dwt.DWT;
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16 import dwt.custom.ScrolledComposite;
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17 import dwt.custom.StyledText;
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18 import dwt.dnd.Clipboard;
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19 import dwt.dnd.FileTransfer;
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20 import dwt.dnd.HTMLTransfer;
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21 import dwt.dnd.RTFTransfer;
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22 import dwt.dnd.TextTransfer;
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23 import dwt.dnd.Transfer;
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24 import dwt.events.SelectionAdapter;
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25 import dwt.events.SelectionEvent;
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26 import dwt.graphics.Point;
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27 import dwt.graphics.Rectangle;
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28 import dwt.layout.FillLayout;
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29 import dwt.layout.GridData;
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30 import dwt.layout.GridLayout;
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31 import dwt.widgets.Button;
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32 import dwt.widgets.Combo;
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33 import dwt.widgets.Composite;
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34 import dwt.widgets.DirectoryDialog;
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35 import dwt.widgets.Display;
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36 import dwt.widgets.FileDialog;
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37 import dwt.widgets.Group;
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38 import dwt.widgets.Label;
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39 import dwt.widgets.List;
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40 import dwt.widgets.Shell;
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41 import dwt.widgets.Table;
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42 import dwt.widgets.TableItem;
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43 import dwt.widgets.Text;
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44 import dwt.dwthelper.utils;
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45
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46 import tango.io.Stdout;
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47
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48 class ClipboardExample {
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49 static const int SIZE = 60;
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50 Clipboard clipboard;
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51 Shell shell;
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52 Text copyText;
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53 Text pasteText;
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54 Text copyRtfText;
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55 Text pasteRtfText;
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56 Text copyHtmlText;
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57 Text pasteHtmlText;
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58 Table copyFileTable;
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59 Table pasteFileTable;
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60 Text text;
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61 Combo combo;
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62 StyledText styledText;
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63 Label status;
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64
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65 public void open(Display display) {
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66 clipboard = new Clipboard(display);
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67 shell = new Shell (display);
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68 shell.setText("DWT Clipboard");
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69 shell.setLayout(new FillLayout());
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70
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71 ScrolledComposite sc = new ScrolledComposite(shell, DWT.H_SCROLL | DWT.V_SCROLL);
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72 Composite parent = new Composite(sc, DWT.NONE);
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73 sc.setContent(parent);
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74 parent.setLayout(new GridLayout(2, true));
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75
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76 Group copyGroup = new Group(parent, DWT.NONE);
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77 copyGroup.setText("Copy From:");
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78 GridData data = new GridData(GridData.FILL_BOTH);
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79 copyGroup.setLayoutData(data);
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80 copyGroup.setLayout(new GridLayout(3, false));
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81
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82 Group pasteGroup = new Group(parent, DWT.NONE);
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83 pasteGroup.setText("Paste To:");
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84 data = new GridData(GridData.FILL_BOTH);
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85 pasteGroup.setLayoutData(data);
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86 pasteGroup.setLayout(new GridLayout(3, false));
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87
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88 Group controlGroup = new Group(parent, DWT.NONE);
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89 controlGroup.setText("Control API:");
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90 data = new GridData(GridData.FILL_BOTH);
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91 data.horizontalSpan = 2;
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92 controlGroup.setLayoutData(data);
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93 controlGroup.setLayout(new GridLayout(5, false));
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94
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95 /* Enable with Available Types *
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96 Group typesGroup = new Group(parent, DWT.NONE);
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97 typesGroup.setText("Available Types");
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98 data = new GridData(GridData.FILL_BOTH);
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99 data.horizontalSpan = 2;
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100 typesGroup.setLayoutData(data);
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101 typesGroup.setLayout(new GridLayout(2, false));
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102 /**/
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103
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104 status = new Label(parent, DWT.BORDER);
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105 data = new GridData(GridData.FILL_HORIZONTAL);
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106 data.horizontalSpan = 2;
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107 data.heightHint = 60;
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108 status.setLayoutData(data);
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109
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110 createTextTransfer(copyGroup, pasteGroup);
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111 //TODO: Doesn't work
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112 // createRTFTransfer(copyGroup, pasteGroup);
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113 createHTMLTransfer(copyGroup, pasteGroup);
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114 //TODO: Doesn't work
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115 // createFileTransfer(copyGroup, pasteGroup);
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116 createMyTransfer(copyGroup, pasteGroup);
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117 createControlTransfer(controlGroup);
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118 //TODO: Causes Segfault
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119 // createAvailableTypes(typesGroup);
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120
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121 sc.setMinSize(parent.computeSize(DWT.DEFAULT, DWT.DEFAULT));
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122 sc.setExpandHorizontal(true);
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123 sc.setExpandVertical(true);
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124
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125 Point size = shell.computeSize(DWT.DEFAULT, DWT.DEFAULT);
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126 Rectangle monitorArea = shell.getMonitor().getClientArea();
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127 shell.setSize(Math.min(size.x, monitorArea.width - 20), Math.min(size.y, monitorArea.height - 20));
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128 shell.open();
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129 while (!shell.isDisposed ()) {
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130 if (!display.readAndDispatch ()) display.sleep ();
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131 }
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132 clipboard.dispose();
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133 }
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134 void createTextTransfer(Composite copyParent, Composite pasteParent) {
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135
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136 // TextTransfer
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137 Label l = new Label(copyParent, DWT.NONE);
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138 l.setText("TextTransfer:"); //$NON-NLS-1$
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139 copyText = new Text(copyParent, DWT.MULTI | DWT.BORDER | DWT.V_SCROLL | DWT.H_SCROLL);
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140 copyText.setText("some\nplain\ntext");
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141 GridData data = new GridData(GridData.FILL_HORIZONTAL);
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142 data.heightHint = data.widthHint = SIZE;
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143 copyText.setLayoutData(data);
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144 Button b = new Button(copyParent, DWT.PUSH);
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145 b.setText("Copy");
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146 b.addSelectionListener(new class SelectionAdapter {
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147 public void widgetSelected(SelectionEvent e) {
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148 auto data = copyText.getText();
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149 if (data.length > 0) {
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150 status.setText("");
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151 auto obj = new Object[1];
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152 auto trans = new TextTransfer[1];
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153 obj[0] = cast(Object) new ArrayWrapperString(data);
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154 trans[0] = TextTransfer.getInstance();
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155 clipboard.setContents(obj, trans);
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156 } else {
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157 status.setText("nothing to copy");
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158 }
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159 }
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160 });
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161
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162 l = new Label(pasteParent, DWT.NONE);
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163 l.setText("TextTransfer:"); //$NON-NLS-1$
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164 pasteText = new Text(pasteParent, DWT.READ_ONLY | DWT.MULTI | DWT.BORDER | DWT.V_SCROLL | DWT.H_SCROLL);
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165 data = new GridData(GridData.FILL_HORIZONTAL);
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166 data.heightHint = data.widthHint = SIZE;
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167 pasteText.setLayoutData(data);
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168 b = new Button(pasteParent, DWT.PUSH);
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169 b.setText("Paste");
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170 b.addSelectionListener(new class SelectionAdapter {
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171 public void widgetSelected(SelectionEvent e) {
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172 auto data = cast(ArrayWrapperString) clipboard.getContents(TextTransfer.getInstance());
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173 if (data !is null) {
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174 status.setText("");
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175 pasteText.setText("begin paste>"~data.array~"<end paste");
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176 } else {
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177 status.setText("nothing to paste");
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178 }
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179 }
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180 });
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181 }
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182 void createRTFTransfer(Composite copyParent, Composite pasteParent){
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183 // RTF Transfer
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184 Label l = new Label(copyParent, DWT.NONE);
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185 l.setText("RTFTransfer:"); //$NON-NLS-1$
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186 copyRtfText = new Text(copyParent, DWT.MULTI | DWT.BORDER | DWT.V_SCROLL | DWT.H_SCROLL);
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187 copyRtfText.setText("some\nrtf\ntext");
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188 GridData data = new GridData(GridData.FILL_HORIZONTAL);
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189 data.heightHint = data.widthHint = SIZE;
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190 copyRtfText.setLayoutData(data);
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191 Button b = new Button(copyParent, DWT.PUSH);
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192 b.setText("Copy");
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193 b.addSelectionListener(new class SelectionAdapter {
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194 public void widgetSelected(SelectionEvent e) {
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195 auto data = copyRtfText.getText();
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196 if (data.length > 0) {
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197 status.setText("");
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198 data = "{\\rtf1{\\colortbl;\\red255\\green0\\blue0;}\\uc1\\b\\i " ~ data ~ "}";
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199 auto obj = new Object[1];
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200 auto trans = new Transfer[1];
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201 obj[0] = cast(Object) new ArrayWrapperString(data);
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202 trans[0] = RTFTransfer.getInstance();
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203 clipboard.setContents(obj, trans);
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204 } else {
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205 status.setText("nothing to copy");
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206 }
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207 }
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208 });
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209
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210 l = new Label(pasteParent, DWT.NONE);
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211 l.setText("RTFTransfer:"); //$NON-NLS-1$
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212 pasteRtfText = new Text(pasteParent, DWT.READ_ONLY | DWT.MULTI | DWT.BORDER | DWT.V_SCROLL | DWT.H_SCROLL);
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213 data = new GridData(GridData.FILL_HORIZONTAL);
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214 data.heightHint = data.widthHint = SIZE;
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215 pasteRtfText.setLayoutData(data);
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216 b = new Button(pasteParent, DWT.PUSH);
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217 b.setText("Paste");
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218 b.addSelectionListener(new class SelectionAdapter {
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219 public void widgetSelected(SelectionEvent e) {
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220 auto data = cast(ArrayWrapperString) clipboard.getContents(RTFTransfer.getInstance());
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221 if (data !is null) {
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222 status.setText("");
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223 pasteRtfText.setText("begin paste>"~data.array~"<end paste");
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224 } else {
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225 status.setText("nothing to paste");
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226 }
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227 }
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228 });
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229 }
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230 void createHTMLTransfer(Composite copyParent, Composite pasteParent){
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231 // HTML Transfer
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232 Label l = new Label(copyParent, DWT.NONE);
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233 l.setText("HTMLTransfer:"); //$NON-NLS-1$
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234 copyHtmlText = new Text(copyParent, DWT.MULTI | DWT.BORDER | DWT.V_SCROLL | DWT.H_SCROLL);
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235 copyHtmlText.setText("<b>Hello World</b>");
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236 GridData data = new GridData(GridData.FILL_HORIZONTAL);
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237 data.heightHint = data.widthHint = SIZE;
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238 copyHtmlText.setLayoutData(data);
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239 Button b = new Button(copyParent, DWT.PUSH);
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240 b.setText("Copy");
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241 b.addSelectionListener(new class SelectionAdapter {
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242 public void widgetSelected(SelectionEvent e) {
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243 auto data = copyHtmlText.getText();
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244 if (data.length > 0) {
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245 status.setText("");
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246 auto obj = new Object[1];
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247 auto trans = new Transfer[1];
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248 obj[0] = cast(Object) new ArrayWrapperString(data);
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249 trans[0] = HTMLTransfer.getInstance();
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250 clipboard.setContents(obj, trans);
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251 } else {
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252 status.setText("nothing to copy");
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253 }
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254 }
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255 });
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256
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257 l = new Label(pasteParent, DWT.NONE);
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258 l.setText("HTMLTransfer:"); //$NON-NLS-1$
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259 pasteHtmlText = new Text(pasteParent, DWT.READ_ONLY | DWT.MULTI | DWT.BORDER | DWT.V_SCROLL | DWT.H_SCROLL);
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260 data = new GridData(GridData.FILL_HORIZONTAL);
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261 data.heightHint = data.widthHint = SIZE;
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262 pasteHtmlText.setLayoutData(data);
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263 b = new Button(pasteParent, DWT.PUSH);
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264 b.setText("Paste");
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265 b.addSelectionListener(new class SelectionAdapter {
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266 public void widgetSelected(SelectionEvent e) {
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267 auto data = cast(ArrayWrapperString) clipboard.getContents(HTMLTransfer.getInstance());
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268 if (data !is null) {
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269 status.setText("");
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270 pasteHtmlText.setText("begin paste>"~data.array~"<end paste");
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271 } else {
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272 status.setText("nothing to paste");
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273 }
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274 }
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275 });
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276 }
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277 void createFileTransfer(Composite copyParent, Composite pasteParent){
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278 //File Transfer
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279 Label l = new Label(copyParent, DWT.NONE);
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280 l.setText("FileTransfer:"); //$NON-NLS-1$
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281
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282 Composite c = new Composite(copyParent, DWT.NONE);
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283 c.setLayout(new GridLayout(2, false));
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284 GridData data = new GridData(GridData.FILL_HORIZONTAL);
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285 c.setLayoutData(data);
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286
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287 copyFileTable = new Table(c, DWT.MULTI | DWT.BORDER);
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288 data = new GridData(GridData.FILL_HORIZONTAL);
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289 data.heightHint = data.widthHint = SIZE;
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290 data.horizontalSpan = 2;
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291 copyFileTable.setLayoutData(data);
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292
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293 Button b = new Button(c, DWT.PUSH);
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294 b.setText("Select file(s)");
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295 b.addSelectionListener(new class SelectionAdapter {
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296 public void widgetSelected(SelectionEvent e) {
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297 FileDialog dialog = new FileDialog(shell, DWT.OPEN | DWT.MULTI);
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298 auto result = dialog.open();
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299 if (result !is null && result.length > 0){
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300 //copyFileTable.removeAll();
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301 //This cannot be used
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302 //auto separator = System.getProperty("file.separator");
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303 version(linux) {
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304 auto separator = "/";
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305 }
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306 version(Windows) {
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307 auto separator = "\\";
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308 }
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309 auto path = dialog.getFilterPath();
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310 auto names = dialog.getFileNames();
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311 for (int i = 0; i < names.length; i++) {
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312 TableItem item = new TableItem(copyFileTable, DWT.NONE);
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313 item.setText(path~separator~names[i]);
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314 }
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315 }
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316 }
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317 });
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318 b = new Button(c, DWT.PUSH);
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319 b.setText("Select directory");
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320 b.addSelectionListener(new class SelectionAdapter {
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321 public void widgetSelected(SelectionEvent e) {
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322 DirectoryDialog dialog = new DirectoryDialog(shell, DWT.OPEN);
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323 auto result = dialog.open();
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324 if (result !is null && result.length > 0){
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325 //copyFileTable.removeAll();
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326 TableItem item = new TableItem(copyFileTable, DWT.NONE);
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327 item.setText(result);
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328 }
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329 }
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330 });
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331
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332 b = new Button(copyParent, DWT.PUSH);
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333 b.setText("Copy");
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334 b.addSelectionListener(new class SelectionAdapter {
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335 public void widgetSelected(SelectionEvent e) {
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336 TableItem[] items = copyFileTable.getItems();
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337 if (items.length > 0){
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338 status.setText("");
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339 auto data = new char[][items.length];
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340 for (int i = 0; i < data.length; i++) {
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341 data[i] = items[i].getText();
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342 }
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343 auto obj = new Object[1];
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344 auto trans = new Transfer[1];
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345 obj[0] = cast(Object) new ArrayWrapperString2(data);
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346 trans[0] = FileTransfer.getInstance();
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347 clipboard.setContents(obj, trans);
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348 } else {
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349 status.setText("nothing to copy");
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350 }
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351 }
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352 });
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353
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354 l = new Label(pasteParent, DWT.NONE);
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355 l.setText("FileTransfer:"); //$NON-NLS-1$
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356 pasteFileTable = new Table(pasteParent, DWT.MULTI | DWT.BORDER);
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357 data = new GridData(GridData.FILL_HORIZONTAL);
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358 data.heightHint = data.widthHint = SIZE;
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359 pasteFileTable.setLayoutData(data);
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360 b = new Button(pasteParent, DWT.PUSH);
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361 b.setText("Paste");
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362 b.addSelectionListener(new class SelectionAdapter {
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363 public void widgetSelected(SelectionEvent e) {
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364 auto data = cast(ArrayWrapperString2) clipboard.getContents(FileTransfer.getInstance());
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365 if (data !is null && data.array.length > 0) {
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366 status.setText("");
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367 pasteFileTable.removeAll();
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368 foreach (s; data.array) {
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369 TableItem item = new TableItem(pasteFileTable, DWT.NONE);
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370 item.setText(s);
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371 }
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372 } else {
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373 status.setText("nothing to paste");
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374 }
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375 }
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376 });
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377 }
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378 void createMyTransfer(Composite copyParent, Composite pasteParent){
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379 // MyType Transfer
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380 // TODO
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381 }
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382 void createControlTransfer(Composite parent){
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383 Label l = new Label(parent, DWT.NONE);
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384 l.setText("Text:");
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385 Button b = new Button(parent, DWT.PUSH);
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386 b.setText("Cut");
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387 b.addSelectionListener(new class SelectionAdapter {
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388 public void widgetSelected(SelectionEvent e) {
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389 text.cut();
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390 }
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391 });
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392 b = new Button(parent, DWT.PUSH);
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393 b.setText("Copy");
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394 b.addSelectionListener(new class SelectionAdapter {
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395 public void widgetSelected(SelectionEvent e) {
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396 text.copy();
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397 }
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398 });
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399 b = new Button(parent, DWT.PUSH);
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400 b.setText("Paste");
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401 b.addSelectionListener(new class SelectionAdapter {
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402 public void widgetSelected(SelectionEvent e) {
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403 text.paste();
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404 }
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405 });
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406 text = new Text(parent, DWT.BORDER | DWT.MULTI | DWT.H_SCROLL | DWT.V_SCROLL);
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407 GridData data = new GridData(GridData.FILL_HORIZONTAL);
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408 data.heightHint = data.widthHint = SIZE;
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409 text.setLayoutData(data);
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410
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411 l = new Label(parent, DWT.NONE);
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412 l.setText("Combo:");
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413 b = new Button(parent, DWT.PUSH);
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414 b.setText("Cut");
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415 b.addSelectionListener(new class SelectionAdapter {
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416 public void widgetSelected(SelectionEvent e) {
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417 combo.cut();
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418 }
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419 });
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420 b = new Button(parent, DWT.PUSH);
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421 b.setText("Copy");
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422 b.addSelectionListener(new class SelectionAdapter {
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423 public void widgetSelected(SelectionEvent e) {
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424 combo.copy();
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425 }
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426 });
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427 b = new Button(parent, DWT.PUSH);
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428 b.setText("Paste");
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429 b.addSelectionListener(new class SelectionAdapter {
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430 public void widgetSelected(SelectionEvent e) {
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431 combo.paste();
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432 }
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433 });
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434 combo = new Combo(parent, DWT.NONE);
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435 char[][] str = new char[][4];
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436 str[0] = "Item 1";
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437 str[1] = "Item 2";
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438 str[2] = "Item 3";
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439 str[3] = "A longer Item";
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440 combo.setItems(str);
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441
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442 l = new Label(parent, DWT.NONE);
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443 l.setText("StyledText:");
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444 l = new Label(parent, DWT.NONE);
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445 l.setVisible(false);
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446 b = new Button(parent, DWT.PUSH);
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447 b.setText("Copy");
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448 b.addSelectionListener(new class SelectionAdapter {
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449 public void widgetSelected(SelectionEvent e) {
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450 styledText.copy();
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451 }
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452 });
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453 b = new Button(parent, DWT.PUSH);
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454 b.setText("Paste");
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455 b.addSelectionListener(new class SelectionAdapter {
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456 public void widgetSelected(SelectionEvent e) {
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457 styledText.paste();
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458 }
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459 });
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460 styledText = new StyledText(parent, DWT.BORDER | DWT.MULTI | DWT.H_SCROLL | DWT.V_SCROLL);
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461 data = new GridData(GridData.FILL_HORIZONTAL);
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462 data.heightHint = data.widthHint = SIZE;
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463 styledText.setLayoutData(data);
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464 }
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465 void createAvailableTypes(Composite parent){
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466 final List list = new List(parent, DWT.BORDER | DWT.H_SCROLL | DWT.V_SCROLL);
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467 GridData data = new GridData(GridData.FILL_BOTH);
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468 data.heightHint = 100;
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469 list.setLayoutData(data);
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470 Button b = new Button(parent, DWT.PUSH);
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471 b.setText("Get Available Types");
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472 b.addSelectionListener(new class SelectionAdapter {
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473 public void widgetSelected(SelectionEvent e) {
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474 list.removeAll();
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475 auto names = clipboard.getAvailableTypeNames();
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476 for (int i = 0; i < names.length; i++) {
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477 list.add(names[i]);
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478 }
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479 }
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480 });
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481 }
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482 }
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483 void main() {
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484 Stdout.formatln( "The ClipboardExample: still work left" );
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485 Stdout.formatln( "todo: RTF, File Transfer, Available types");
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486 Stdout.formatln( "line 300, there might be a better way to do" );
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487 Stdout.formatln( "system independent path seperators in tango" );
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488 Stdout.formatln( "" );
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489
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490
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491 Display display = new Display();
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492 (new ClipboardExample()).open(display);
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493 display.dispose();
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494 }
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495
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