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Add JFace snippet Snippet054NativeControlsInViewers, thanks to WasserDragoon
author Frank Benoit <benoit@tionex.de>
date Wed, 29 Apr 2009 11:01:41 +0200
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1 /*******************************************************************************
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2 * Copyright (c) 2006 Tom Schindl 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 * Tom Schindl - initial API and implementation
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10 *******************************************************************************/
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11
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12 module jface.snippets.viewers.Snippet054NativeControlsInViewers;
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13
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14 import dwtx.jface.viewers.CellLabelProvider;
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15 import dwtx.jface.viewers.ColumnLabelProvider;
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16 import dwtx.jface.viewers.IStructuredContentProvider;
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17 import dwtx.jface.viewers.TableViewer;
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18 import dwtx.jface.viewers.TableViewerColumn;
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19 import dwtx.jface.viewers.Viewer;
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20 import dwtx.jface.viewers.ViewerCell;
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21 import dwt.DWT;
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22 import dwt.custom.TableEditor;
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23 import dwt.dwthelper.utils;
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24 import dwt.events.DisposeEvent;
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25 import dwt.events.DisposeListener;
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26 import dwt.events.SelectionAdapter;
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27 import dwt.events.SelectionEvent;
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28 import dwt.events.SelectionListener;
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29 import dwt.layout.FillLayout;
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30 import dwt.layout.RowLayout;
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31 import dwt.widgets.Button;
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32 import dwt.widgets.Composite;
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33 import dwt.widgets.Display;
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34 import dwt.widgets.Shell;
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35 import dwt.widgets.TableItem;
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36
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37 import tango.util.Convert;
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38 import tango.util.collection.ArraySeq;
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39
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40 /**
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41 * Example how to place native controls into a viewer with the new JFace-API
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42 * because has the potential to eat up all your handles you should think about
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43 * alternate approaches e.g. takeing a screenshot of the control
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44 *
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45 * @author Tom Schindl <tom.schindl@bestsolution.at>
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46 *
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47 */
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48 public class Snippet054NativeControlsInViewers {
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49
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50 private class MyContentProvider: IStructuredContentProvider {
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51
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52 /*
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53 * (non-Javadoc)
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54 *
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55 * @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object)
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56 */
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57 public Object[] getElements(Object inputElement) {
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58 return (cast(ArraySeq!(MyModel))inputElement).toArray;
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59 }
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60
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61 /*
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62 * (non-Javadoc)
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63 *
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64 * @see org.eclipse.jface.viewers.IContentProvider#dispose()
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65 */
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66 public void dispose() {
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67
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68 }
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69
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70 /*
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71 * (non-Javadoc)
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72 *
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73 * @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer,
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74 * java.lang.Object, java.lang.Object)
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75 */
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76 public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
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77
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78 }
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79
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80 }
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81
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82 public class MyModel {
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83 public int counter;
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84
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85 public this(int counter) {
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86 this.counter = counter;
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87 }
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88
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89 public String toString() {
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90 return "Item " ~ to!(char[])(this.counter);
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91 }
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92 }
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93
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94 public this(Shell shell) {
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95 final TableViewer v = new TableViewer(shell, DWT.BORDER
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96 | DWT.FULL_SELECTION);
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97 v.setContentProvider(new MyContentProvider());
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98
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99 TableViewerColumn column = new TableViewerColumn(v, DWT.NONE);
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100 column.getColumn().setWidth(200);
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101 column.getColumn().setText("Column 1");
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102 column.setLabelProvider(new class() ColumnLabelProvider {
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103
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104 public String getText(Object element) {
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105 return element.toString();
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106 }
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107
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108 });
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109
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110 column = new TableViewerColumn(v, DWT.NONE);
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111 column.getColumn().setWidth(200);
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112 column.getColumn().setText("Column 2");
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113 column.setLabelProvider(new class() CellLabelProvider {
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114
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115 public void update(ViewerCell cell) {
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116 final TableItem item = cast(TableItem) cell.getItem();
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117 DisposeListener listener = new class(item) DisposeListener {
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118
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119 private TableItem item;
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120
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121 public this(TableItem item) {
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122 this.item = item;
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123 }
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124
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125 public void widgetDisposed(DisposeEvent e) {
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126 if( item.getData("EDITOR") !is null ) {
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127 TableEditor editor = cast(TableEditor) item.getData("EDITOR");
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128 editor.getEditor().dispose();
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129 editor.dispose();
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130 }
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131 }
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132
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133 };
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134
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135 if (item.getData("EDITOR") !is null) {
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136 TableEditor editor = cast(TableEditor) item.getData("EDITOR");
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137 editor.getEditor().dispose();
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138 editor.dispose();
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139 }
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140
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141 if( item.getData("DISPOSELISTNER") !is null ) {
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142 item.removeDisposeListener(cast(DisposeListener) item.getData("DISPOSELISTNER"));
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143 }
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144
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145 TableEditor editor = new TableEditor(item.getParent());
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146 item.setData("EDITOR", editor);
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147 Composite comp = new Composite(item.getParent(), DWT.NONE);
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148 comp.setBackground(item.getParent().getBackground());
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149 comp.setBackgroundMode(DWT.INHERIT_DEFAULT);
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150 RowLayout l = new RowLayout();
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151 l.marginHeight = 0;
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152 l.marginWidth = 0;
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153 l.marginTop = 0;
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154 l.marginBottom = 0;
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155 comp.setLayout(l);
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156 Button rad = new Button(comp, DWT.RADIO);
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157 Button rad1 = new Button(comp, DWT.RADIO);
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158 Button rad2 = new Button(comp, DWT.RADIO);
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159
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160 editor.grabHorizontal = true;
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161 editor.setEditor(comp, item, 1);
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162
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163 item.addDisposeListener(listener);
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164 item.setData("DISPOSELISTNER",cast(Object)listener);
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165 }
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166
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167 });
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168
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169 ArraySeq!(MyModel) model = createModel(10);
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170 v.setInput(model);
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171 v.getTable().setLinesVisible(true);
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172 v.getTable().setHeaderVisible(true);
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173 }
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174
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175 private ArraySeq!(MyModel) createModel(int amount) {
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176 ArraySeq!(MyModel) elements = new ArraySeq!(MyModel);
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177 elements.capacity = amount;
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178
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179 for (int i = 0; i < amount; i++) {
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180 elements ~= new MyModel(i);
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181 }
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182
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183 return elements;
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184 }
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185 }
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186
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187 void main() {
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188 Display display = new Display();
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189 Shell shell = new Shell(display);
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190 shell.setLayout(new FillLayout());
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191 new Snippet054NativeControlsInViewers(shell);
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192 shell.open();
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193
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194 while (!shell.isDisposed()) {
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195 if (!display.readAndDispatch())
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196 display.sleep();
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197 }
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198
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199 display.dispose();
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200
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201 }