Mercurial > projects > dwt-samples
annotate jface/snippets/Snippet026TreeViewerTabEditing.d @ 143:42c3056512ba
redirect the jface examples to the new collection wrappers
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Thu, 07 Aug 2008 22:21:50 +0200 |
| parents | 2b4e94cafb85 |
| children |
| rev | line source |
|---|---|
| 137 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2006 Tom Schindl and others. | |
| 3 * All rights reserved. This program and the accompanying materials | |
| 4 * are made available under the terms of the Eclipse Public License v1.0 | |
| 5 * which accompanies this distribution, and is available at | |
| 6 * http://www.eclipse.org/legal/epl-v10.html | |
| 7 * | |
| 8 * Contributors: | |
| 9 * Tom Schindl - initial API and implementation | |
| 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/ ) |
| 137 | 12 *******************************************************************************/ |
| 13 | |
| 14 module jface.snippets.Snippet026TreeViewerTabEditing; | |
| 15 | |
| 16 | |
| 17 import dwtx.jface.viewers.CellEditor; | |
| 18 import dwtx.jface.viewers.ColumnLabelProvider; | |
| 19 import dwtx.jface.viewers.ColumnViewerEditor; | |
| 20 import dwtx.jface.viewers.ColumnViewer; | |
| 21 import dwtx.jface.viewers.ColumnViewerEditorActivationStrategy; | |
| 22 import dwtx.jface.viewers.EditingSupport; | |
| 23 import dwtx.jface.viewers.ColumnViewerEditorActivationEvent; | |
| 24 import dwtx.jface.viewers.FocusCellOwnerDrawHighlighter; | |
| 25 import dwtx.jface.viewers.ITreeContentProvider; | |
| 26 import dwtx.jface.viewers.TextCellEditor; | |
| 27 import dwtx.jface.viewers.TreePath; | |
| 28 import dwtx.jface.viewers.TreeViewerFocusCellManager; | |
| 29 import dwtx.jface.viewers.TreeViewerEditor; | |
| 30 import dwtx.jface.viewers.TreeViewer; | |
| 31 import dwtx.jface.viewers.TreeViewerColumn; | |
| 32 import dwtx.jface.viewers.Viewer; | |
| 33 import dwt.DWT; | |
| 34 import dwt.events.SelectionEvent; | |
| 35 import dwt.events.SelectionListener; | |
| 36 import dwt.layout.FillLayout; | |
| 37 import dwt.widgets.Button; | |
| 38 import dwt.widgets.Display; | |
| 39 import dwt.widgets.Shell; | |
| 40 | |
| 41 import dwt.dwthelper.utils; | |
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42 import dwtx.dwtxhelper.Collection; |
| 137 | 43 |
| 44 import tango.util.Convert; | |
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45 |
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46 version(JIVE) import jive.stacktrace; |
| 137 | 47 |
| 48 | |
| 49 void main(String[] args) { | |
| 50 Display display = new Display(); | |
| 51 Shell shell = new Shell(display); | |
| 52 shell.setLayout(new FillLayout()); | |
| 53 new Snippet026TreeViewerTabEditing(shell); | |
| 54 shell.open(); | |
| 55 | |
| 56 while (!shell.isDisposed()) { | |
| 57 if (!display.readAndDispatch()) | |
| 58 display.sleep(); | |
| 59 } | |
| 60 | |
| 61 display.dispose(); | |
| 62 } | |
| 63 | |
| 64 /** | |
| 65 * A simple TreeViewer to demonstrate usage | |
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66 * |
| 137 | 67 * @author Tom Schindl <tom.schindl@bestsolution.at> |
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68 * |
| 137 | 69 */ |
| 70 public class Snippet026TreeViewerTabEditing { | |
| 140 | 71 public this(Shell shell) { |
| 72 Button b = new Button(shell,DWT.PUSH); | |
| 73 b.setText("Remove column"); | |
| 74 final TreeViewer v = new TreeViewer(shell, DWT.BORDER | |
| 75 | DWT.FULL_SELECTION); | |
| 76 v.getTree().setLinesVisible(true); | |
| 77 v.getTree().setHeaderVisible(true); | |
| 78 b.addSelectionListener(new class(v) SelectionListener { | |
| 137 | 79 TreeViewer v; |
| 80 this(TreeViewer v_) | |
| 81 { | |
| 82 this.v = v_; | |
| 83 } | |
| 140 | 84 public void widgetDefaultSelected(SelectionEvent e) { |
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85 |
| 140 | 86 } |
| 137 | 87 |
| 140 | 88 public void widgetSelected(SelectionEvent e) { |
| 89 v.getTree().getColumn(1).dispose(); | |
| 90 } | |
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91 |
| 140 | 92 }); |
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93 |
| 140 | 94 TreeViewerFocusCellManager focusCellManager = new TreeViewerFocusCellManager(v,new FocusCellOwnerDrawHighlighter(v)); |
| 95 ColumnViewerEditorActivationStrategy actSupport = new class(v) ColumnViewerEditorActivationStrategy { | |
| 137 | 96 this(ColumnViewer v_) |
| 97 { | |
| 98 super(v_); | |
| 99 } | |
| 140 | 100 protected bool isEditorActivationEvent( |
| 101 ColumnViewerEditorActivationEvent event) { | |
| 102 return event.eventType == ColumnViewerEditorActivationEvent.TRAVERSAL | |
| 103 || event.eventType == ColumnViewerEditorActivationEvent.MOUSE_DOUBLE_CLICK_SELECTION | |
| 104 || (event.eventType == ColumnViewerEditorActivationEvent.KEY_PRESSED && event.keyCode == DWT.CR) | |
| 105 || event.eventType == ColumnViewerEditorActivationEvent.PROGRAMMATIC; | |
| 106 } | |
| 107 }; | |
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108 |
| 140 | 109 TreeViewerEditor.create(v, focusCellManager, actSupport, ColumnViewerEditor.TABBING_HORIZONTAL |
| 110 | ColumnViewerEditor.TABBING_MOVE_TO_ROW_NEIGHBOR | |
| 111 | ColumnViewerEditor.TABBING_VERTICAL | ColumnViewerEditor.KEYBOARD_ACTIVATION); | |
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112 |
| 140 | 113 final TextCellEditor textCellEditor = new TextCellEditor(v.getTree()); |
| 137 | 114 |
| 140 | 115 TreeViewerColumn column = new TreeViewerColumn(v, DWT.NONE); |
| 116 column.getColumn().setWidth(200); | |
| 117 column.getColumn().setMoveable(true); | |
| 118 column.getColumn().setText("Column 1"); | |
| 119 column.setLabelProvider(new class() ColumnLabelProvider { | |
| 137 | 120 |
| 140 | 121 public String getText(Object element) { |
| 122 return "Column 1 => " ~ element.toString(); | |
| 123 } | |
| 137 | 124 |
| 140 | 125 }); |
| 126 column.setEditingSupport(new class(v) EditingSupport { | |
| 137 | 127 this(ColumnViewer v_) |
| 128 { | |
| 129 super(v_); | |
| 130 } | |
| 140 | 131 protected bool canEdit(Object element) { |
| 132 return false; | |
| 133 } | |
| 137 | 134 |
| 140 | 135 protected CellEditor getCellEditor(Object element) { |
| 136 return textCellEditor; | |
| 137 } | |
| 137 | 138 |
| 140 | 139 protected Object getValue(Object element) { |
| 140 return stringcast( (to!(String)((cast(MyModel) element).counter)) ); | |
| 141 } | |
| 137 | 142 |
| 140 | 143 protected void setValue(Object element, Object value) { |
| 144 (cast(MyModel) element).counter = Integer.parseInt(value.toString()); | |
| 145 v.update(element, null); | |
| 146 } | |
| 147 }); | |
| 137 | 148 |
| 140 | 149 column = new TreeViewerColumn(v, DWT.NONE); |
| 150 column.getColumn().setWidth(200); | |
| 151 column.getColumn().setMoveable(true); | |
| 152 column.getColumn().setText("Column 2"); | |
| 153 column.setLabelProvider(new class() ColumnLabelProvider { | |
| 137 | 154 |
| 140 | 155 public String getText(Object element) { |
| 156 return "Column 2 => " ~ element.toString(); | |
| 157 } | |
| 137 | 158 |
| 140 | 159 }); |
| 160 column.setEditingSupport(new class(v) EditingSupport { | |
| 137 | 161 this(ColumnViewer v_) |
| 162 { | |
| 163 super(v_); | |
| 164 } | |
| 140 | 165 protected bool canEdit(Object element) { |
| 166 return true; | |
| 167 } | |
| 137 | 168 |
| 140 | 169 protected CellEditor getCellEditor(Object element) { |
| 170 return textCellEditor; | |
| 171 } | |
| 137 | 172 |
| 140 | 173 protected Object getValue(Object element) { |
| 174 return stringcast( to!(String)((cast(MyModel) element).counter) ); | |
| 175 } | |
| 137 | 176 |
| 140 | 177 protected void setValue(Object element, Object value) { |
| 178 (cast(MyModel) element).counter = Integer.parseInt(value.toString()); | |
| 179 v.update(element, null); | |
| 180 } | |
| 181 }); | |
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182 |
| 140 | 183 column = new TreeViewerColumn(v, DWT.NONE); |
| 184 column.getColumn().setWidth(200); | |
| 185 column.getColumn().setMoveable(true); | |
| 186 column.getColumn().setText("Column 3"); | |
| 187 column.setLabelProvider(new class() ColumnLabelProvider { | |
| 188 public String getText(Object element) { | |
| 189 return "Column 3 => " ~ element.toString(); | |
| 190 } | |
| 137 | 191 |
| 140 | 192 }); |
| 193 column.setEditingSupport(new class(v) EditingSupport { | |
| 137 | 194 this(ColumnViewer v_) |
| 195 { | |
| 196 super(v_); | |
| 197 } | |
| 140 | 198 protected bool canEdit(Object element) { |
| 199 return true; | |
| 200 } | |
| 137 | 201 |
| 140 | 202 protected CellEditor getCellEditor(Object element) { |
| 203 return textCellEditor; | |
| 204 } | |
| 137 | 205 |
| 140 | 206 protected Object getValue(Object element) { |
| 207 return stringcast( to!(String)((cast(MyModel) element).counter) ); | |
| 208 } | |
| 137 | 209 |
| 140 | 210 protected void setValue(Object element, Object value) { |
| 211 (cast(MyModel) element).counter = Integer.parseInt(value.toString()); | |
| 212 v.update(element, null); | |
| 213 } | |
| 214 }); | |
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215 |
| 140 | 216 v.setContentProvider(new MyContentProvider()); |
| 137 | 217 |
| 140 | 218 v.setInput(createModel()); |
| 219 } | |
| 137 | 220 |
| 140 | 221 private MyModel createModel() { |
| 137 | 222 |
| 140 | 223 MyModel root = new MyModel(0, null); |
| 224 root.counter = 0; | |
| 137 | 225 |
| 140 | 226 MyModel tmp; |
| 227 MyModel subItem; | |
| 228 for (int i = 1; i < 10; i++) { | |
| 229 tmp = new MyModel(i, root); | |
| 230 root.child.add(tmp); | |
| 231 for (int j = 1; j < i; j++) { | |
| 232 subItem = new MyModel(j, tmp); | |
| 233 subItem.child.add(new MyModel(j * 100, subItem)); | |
| 234 tmp.child.add(subItem); | |
| 235 } | |
| 236 } | |
| 137 | 237 |
| 140 | 238 return root; |
| 239 } | |
| 137 | 240 |
| 140 | 241 private class MyContentProvider : ITreeContentProvider { |
| 137 | 242 |
| 140 | 243 public Object[] getElements(Object inputElement) { |
| 244 return (cast(MyModel) inputElement).child.toArray(); | |
| 245 } | |
| 137 | 246 |
| 140 | 247 public void dispose() { |
| 248 } | |
| 137 | 249 |
| 140 | 250 public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { |
| 251 } | |
| 137 | 252 |
| 140 | 253 public Object[] getChildren(Object parentElement) { |
| 254 return getElements(parentElement); | |
| 255 } | |
| 137 | 256 |
| 140 | 257 public Object getParent(Object element) { |
| 258 if (element is null) { | |
| 259 return null; | |
| 260 } | |
| 261 return (cast(MyModel) element).parent; | |
| 262 } | |
| 137 | 263 |
| 140 | 264 public bool hasChildren(Object element) { |
| 265 return (cast(MyModel) element).child.size() > 0; | |
| 266 } | |
| 137 | 267 |
| 140 | 268 } |
| 137 | 269 |
| 140 | 270 public class MyModel { |
| 271 public MyModel parent; | |
| 137 | 272 |
| 140 | 273 public ArrayList child; |
| 137 | 274 |
| 140 | 275 public int counter; |
| 137 | 276 |
| 140 | 277 public this(int counter, MyModel parent) { |
| 278 this.parent = parent; | |
| 279 this.counter = counter; | |
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280 child = new ArrayList(); |
| 140 | 281 } |
| 137 | 282 |
| 140 | 283 public String toString() { |
| 284 String rv = "Item "; | |
| 285 if (parent !is null) { | |
| 286 rv = parent.toString() ~ "."; | |
| 287 } | |
| 137 | 288 |
| 140 | 289 rv ~= to!(String)(counter); |
| 137 | 290 |
| 140 | 291 return rv; |
| 292 } | |
| 293 } | |
| 137 | 294 |
| 295 } |