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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 * Port to the D programming language:
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11 * wbaxter at gmail dot com
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12 *******************************************************************************/
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13
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14 module snippets.viewers.Snippet004HideSelection;
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15
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16 import dwtx.jface.viewers.IStructuredContentProvider;
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17 import dwtx.jface.viewers.LabelProvider;
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18 import dwtx.jface.viewers.StructuredSelection;
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19 import dwtx.jface.viewers.TableViewer;
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20 import dwtx.jface.viewers.Viewer;
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21 import dwt.DWT;
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22 import dwt.events.MouseAdapter;
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23 import dwt.events.MouseEvent;
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24 import dwt.graphics.Point;
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25 import dwt.layout.FillLayout;
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26 import dwt.widgets.Display;
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27 import dwt.widgets.Shell;
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28
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29 import dwt.dwthelper.utils;
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30 import dwtx.dwtxhelper.Collection;
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31
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32 import tango.util.Convert;
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33
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34 /**
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35 * Snippet that hides the selection when nothing is selected.
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36 *
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37 * @author Tom Schindl <tom.schindl@bestsolution.at>
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38 *
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39 */
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40 public class Snippet004HideSelection {
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41 private class MyContentProvider : IStructuredContentProvider {
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42
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43 /* (non-Javadoc)
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44 * @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object)
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45 */
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46 public Object[] getElements(Object inputElement) {
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47 return (cast(ArrayList)inputElement).toArray;
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48 }
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49
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50 /* (non-Javadoc)
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51 * @see org.eclipse.jface.viewers.IContentProvider#dispose()
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52 */
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53 public void dispose() {
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54
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55 }
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56
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57 /* (non-Javadoc)
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58 * @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
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59 */
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60 public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
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61
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62 }
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63 }
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64
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65 public class MyModel {
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66 public int counter;
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67
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68 public this(int counter) {
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69 this.counter = counter;
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70 }
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71
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72 public String toString() {
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73 return "Item " ~ to!(char[])(this.counter);
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74 }
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75 }
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76
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77 public this(Shell shell) {
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78 final TableViewer v = new TableViewer(shell,DWT.BORDER|DWT.FULL_SELECTION);
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79 v.setLabelProvider(new LabelProvider());
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80 v.setContentProvider(new MyContentProvider());
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81 ArrayList model = createModel();
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82 v.setInput(model);
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83 v.getTable().setLinesVisible(true);
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84 v.getTable().addMouseListener(new class(v) MouseAdapter {
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85 private TableViewer v;
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86 this(TableViewer v_) {
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87 this.v = v_;
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88 }
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89
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90 /* (non-Javadoc)
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91 * @see org.eclipse.swt.events.MouseAdapter#mouseDown(org.eclipse.swt.events.MouseEvent)
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92 */
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93 public void mouseDown(MouseEvent e) {
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94 if( v.getTable().getItem(new Point(e.x,e.y)) is null ) {
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95 v.setSelection(new StructuredSelection());
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96 }
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97 }
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98
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99 });
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100 }
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101
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102 private ArrayList createModel() {
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103 ArrayList elements = new ArrayList(10);
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104 for( int i = 0; i < 10; i++ ) {
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105 elements.add( new MyModel(i));
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106 }
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107
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108 return elements;
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109 }
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110
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111 }
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112
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113 static void main() {
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114 Display display = new Display ();
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115 Shell shell = new Shell(display);
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116 shell.setLayout(new FillLayout());
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117 new Snippet004HideSelection(shell);
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118 shell.open ();
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119
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120 while (!shell.isDisposed ()) {
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121 if (!display.readAndDispatch ()) display.sleep ();
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122 }
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123
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124 display.dispose ();
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125
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126 }
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127
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