Mercurial > projects > dwt-linux
annotate dwt/widgets/TreeItem.d @ 240:ce446666f5a2
Update to SWT 3.4M7
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Mon, 12 May 2008 19:13:01 +0200 |
| parents | 380bad9f6852 |
| children | 5a30aa9820f3 |
| rev | line source |
|---|---|
|
150
f2e04420fd6c
reworked overrides and superclass aliases
Frank Benoit <benoit@tionex.de>
parents:
108
diff
changeset
|
1 /******************************************************************************* |
| 90 | 2 * Copyright (c) 2000, 2007 IBM Corporation 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 * IBM Corporation - initial API and implementation | |
| 108 | 10 * Port to the D programming language: |
| 11 * Frank Benoit <benoit@tionex.de> | |
| 90 | 12 *******************************************************************************/ |
| 13 module dwt.widgets.TreeItem; | |
| 14 | |
| 238 | 15 import dwt.dwthelper.utils; |
| 16 | |
| 90 | 17 |
| 18 | |
| 19 import dwt.DWT; | |
| 20 import dwt.DWTException; | |
| 21 import dwt.graphics.Color; | |
| 22 import dwt.graphics.Font; | |
| 23 import dwt.graphics.Image; | |
| 24 import dwt.graphics.Rectangle; | |
| 25 import dwt.internal.gtk.OS; | |
| 26 import dwt.widgets.Item; | |
| 27 import dwt.widgets.Tree; | |
| 28 import dwt.widgets.ImageList; | |
| 29 | |
| 30 static import tango.stdc.stringz; | |
| 31 import Math = tango.math.Math; | |
| 32 | |
| 33 /** | |
| 34 * Instances of this class represent a selectable user interface object | |
| 35 * that represents a hierarchy of tree items in a tree widget. | |
| 36 * | |
| 37 * <dl> | |
| 38 * <dt><b>Styles:</b></dt> | |
| 39 * <dd>(none)</dd> | |
| 40 * <dt><b>Events:</b></dt> | |
| 41 * <dd>(none)</dd> | |
| 42 * </dl> | |
| 43 * <p> | |
| 44 * IMPORTANT: This class is <em>not</em> intended to be subclassed. | |
| 45 * </p> | |
| 46 */ | |
| 47 public class TreeItem : Item { | |
| 48 Tree parent; | |
| 49 Font font; | |
| 50 Font[] cellFont; | |
| 51 bool cached, grayed; | |
| 52 static final int EXPANDER_EXTRA_PADDING = 4; | |
| 53 | |
| 54 /** | |
| 55 * Constructs a new instance of this class given its parent | |
| 56 * (which must be a <code>Tree</code> or a <code>TreeItem</code>) | |
| 57 * and a style value describing its behavior and appearance. | |
| 58 * The item is added to the end of the items maintained by its parent. | |
| 59 * <p> | |
| 60 * The style value is either one of the style constants defined in | |
| 61 * class <code>DWT</code> which is applicable to instances of this | |
| 62 * class, or must be built by <em>bitwise OR</em>'ing together | |
| 63 * (that is, using the <code>int</code> "|" operator) two or more | |
| 64 * of those <code>DWT</code> style constants. The class description | |
| 65 * lists the style constants that are applicable to the class. | |
| 66 * Style bits are also inherited from superclasses. | |
| 67 * </p> | |
| 68 * | |
| 69 * @param parent a tree control which will be the parent of the new instance (cannot be null) | |
| 70 * @param style the style of control to construct | |
| 71 * | |
| 72 * @exception IllegalArgumentException <ul> | |
| 73 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> | |
| 74 * </ul> | |
| 75 * @exception DWTException <ul> | |
| 76 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> | |
| 77 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> | |
| 78 * </ul> | |
| 79 * | |
| 80 * @see DWT | |
| 81 * @see Widget#checkSubclass | |
| 82 * @see Widget#getStyle | |
| 83 */ | |
| 84 public this (Tree parent, int style) { | |
| 85 this (checkNull (parent), null, style, -1, true); | |
| 86 } | |
| 87 | |
| 88 /** | |
| 89 * Constructs a new instance of this class given its parent | |
| 90 * (which must be a <code>Tree</code> or a <code>TreeItem</code>), | |
| 91 * a style value describing its behavior and appearance, and the index | |
| 92 * at which to place it in the items maintained by its parent. | |
| 93 * <p> | |
| 94 * The style value is either one of the style constants defined in | |
| 95 * class <code>DWT</code> which is applicable to instances of this | |
| 96 * class, or must be built by <em>bitwise OR</em>'ing together | |
| 97 * (that is, using the <code>int</code> "|" operator) two or more | |
| 98 * of those <code>DWT</code> style constants. The class description | |
| 99 * lists the style constants that are applicable to the class. | |
| 100 * Style bits are also inherited from superclasses. | |
| 101 * </p> | |
| 102 * | |
| 103 * @param parent a tree control which will be the parent of the new instance (cannot be null) | |
| 104 * @param style the style of control to construct | |
| 105 * @param index the zero-relative index to store the receiver in its parent | |
| 106 * | |
| 107 * @exception IllegalArgumentException <ul> | |
| 108 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> | |
| 109 * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the parent (inclusive)</li> | |
| 110 * </ul> | |
| 111 * @exception DWTException <ul> | |
| 112 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> | |
| 113 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> | |
| 114 * </ul> | |
| 115 * | |
| 116 * @see DWT | |
| 117 * @see Widget#checkSubclass | |
| 118 * @see Widget#getStyle | |
| 119 */ | |
| 120 public this (Tree parent, int style, int index) { | |
| 121 this (checkNull (parent), null, style, checkIndex (index), true); | |
| 122 } | |
| 123 | |
| 124 /** | |
| 125 * Constructs a new instance of this class given its parent | |
| 126 * (which must be a <code>Tree</code> or a <code>TreeItem</code>) | |
| 127 * and a style value describing its behavior and appearance. | |
| 128 * The item is added to the end of the items maintained by its parent. | |
| 129 * <p> | |
| 130 * The style value is either one of the style constants defined in | |
| 131 * class <code>DWT</code> which is applicable to instances of this | |
| 132 * class, or must be built by <em>bitwise OR</em>'ing together | |
| 133 * (that is, using the <code>int</code> "|" operator) two or more | |
| 134 * of those <code>DWT</code> style constants. The class description | |
| 135 * lists the style constants that are applicable to the class. | |
| 136 * Style bits are also inherited from superclasses. | |
| 137 * </p> | |
| 138 * | |
| 139 * @param parentItem a tree control which will be the parent of the new instance (cannot be null) | |
| 140 * @param style the style of control to construct | |
| 141 * | |
| 142 * @exception IllegalArgumentException <ul> | |
| 143 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> | |
| 144 * </ul> | |
| 145 * @exception DWTException <ul> | |
| 146 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> | |
| 147 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> | |
| 148 * </ul> | |
| 149 * | |
| 150 * @see DWT | |
| 151 * @see Widget#checkSubclass | |
| 152 * @see Widget#getStyle | |
| 153 */ | |
| 154 public this (TreeItem parentItem, int style) { | |
| 155 this (checkNull (parentItem).parent, cast(GtkTreeIter*)parentItem.handle, style, -1, true); | |
| 156 } | |
| 157 | |
| 158 /** | |
| 159 * Constructs a new instance of this class given its parent | |
| 160 * (which must be a <code>Tree</code> or a <code>TreeItem</code>), | |
| 161 * a style value describing its behavior and appearance, and the index | |
| 162 * at which to place it in the items maintained by its parent. | |
| 163 * <p> | |
| 164 * The style value is either one of the style constants defined in | |
| 165 * class <code>DWT</code> which is applicable to instances of this | |
| 166 * class, or must be built by <em>bitwise OR</em>'ing together | |
| 167 * (that is, using the <code>int</code> "|" operator) two or more | |
| 168 * of those <code>DWT</code> style constants. The class description | |
| 169 * lists the style constants that are applicable to the class. | |
| 170 * Style bits are also inherited from superclasses. | |
| 171 * </p> | |
| 172 * | |
| 173 * @param parentItem a tree control which will be the parent of the new instance (cannot be null) | |
| 174 * @param style the style of control to construct | |
| 175 * @param index the zero-relative index to store the receiver in its parent | |
| 176 * | |
| 177 * @exception IllegalArgumentException <ul> | |
| 178 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> | |
| 179 * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the parent (inclusive)</li> | |
| 180 * </ul> | |
| 181 * @exception DWTException <ul> | |
| 182 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> | |
| 183 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> | |
| 184 * </ul> | |
| 185 * | |
| 186 * @see DWT | |
| 187 * @see Widget#checkSubclass | |
| 188 * @see Widget#getStyle | |
| 189 */ | |
| 190 public this (TreeItem parentItem, int style, int index) { | |
| 191 this (checkNull (parentItem).parent, cast(GtkTreeIter*)parentItem.handle, style, checkIndex (index), true); | |
| 192 } | |
| 193 | |
| 194 this (Tree parent, GtkTreeIter* parentIter, int style, int index, bool create) { | |
| 195 super (parent, style); | |
| 196 this.parent = parent; | |
| 197 if (create) { | |
| 198 parent.createItem (this, parentIter, index); | |
| 199 } else { | |
| 200 handle = cast(GtkWidget*)OS.g_malloc (GtkTreeIter.sizeof); | |
| 201 OS.gtk_tree_model_iter_nth_child (parent.modelHandle, handle, parentIter, index); | |
| 202 } | |
| 203 } | |
| 204 | |
| 205 static int checkIndex (int index) { | |
| 206 if (index < 0) DWT.error (DWT.ERROR_INVALID_RANGE); | |
| 207 return index; | |
| 208 } | |
| 209 | |
| 210 static TreeItem checkNull (TreeItem item) { | |
| 211 if (item is null) DWT.error (DWT.ERROR_NULL_ARGUMENT); | |
| 212 return item; | |
| 213 } | |
| 214 | |
| 215 static Tree checkNull (Tree control) { | |
| 216 if (control is null) DWT.error (DWT.ERROR_NULL_ARGUMENT); | |
| 217 return control; | |
| 218 } | |
| 219 | |
|
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220 protected override void checkSubclass () { |
| 90 | 221 if (!isValidSubclass ()) error (DWT.ERROR_INVALID_SUBCLASS); |
| 222 } | |
| 223 | |
| 240 | 224 Color _getBackground () { |
| 225 void* ptr; | |
| 226 OS.gtk_tree_model_get1 (parent.modelHandle, handle, Tree.BACKGROUND_COLUMN, &ptr); | |
| 227 if (ptr is null) return parent.getBackground (); | |
| 228 GdkColor* gdkColor = new GdkColor (); | |
| 229 *gdkColor = *cast(GdkColor*) ptr; | |
| 230 return Color.gtk_new (display, gdkColor); | |
| 231 } | |
| 232 | |
| 233 Color _getBackground (int index) { | |
| 234 int count = Math.max (1, parent.columnCount); | |
| 235 if (0 > index || index > count - 1) return _getBackground (); | |
| 236 void* ptr; | |
| 237 int modelIndex = parent.columnCount is 0 ? Tree.FIRST_COLUMN : parent.columns [index].modelIndex; | |
| 238 OS.gtk_tree_model_get1 (parent.modelHandle, handle, modelIndex + Tree.CELL_BACKGROUND, &ptr); | |
| 239 if (ptr is null) return _getBackground (); | |
| 240 GdkColor* gdkColor = new GdkColor (); | |
| 241 *gdkColor = *cast(GdkColor*) ptr; | |
| 242 return Color.gtk_new (display, gdkColor); | |
| 243 } | |
| 244 | |
| 245 bool _getChecked () { | |
| 246 void* ptr; | |
| 247 OS.gtk_tree_model_get1 (parent.modelHandle, handle, Tree.CHECKED_COLUMN, &ptr); | |
| 248 return ptr !is null; | |
| 249 } | |
| 250 | |
| 251 Color _getForeground () { | |
| 252 void* ptr; | |
| 253 OS.gtk_tree_model_get1 (parent.modelHandle, handle, Tree.FOREGROUND_COLUMN, &ptr); | |
| 254 if (ptr is null) return parent.getForeground (); | |
| 255 GdkColor* gdkColor = new GdkColor (); | |
| 256 *gdkColor = *cast(GdkColor*) ptr; | |
| 257 return Color.gtk_new (display, gdkColor); | |
| 258 } | |
| 259 | |
| 260 Color _getForeground (int index) { | |
| 261 int count = Math.max (1, parent.columnCount); | |
| 262 if (0 > index || index > count - 1) return _getForeground (); | |
| 263 void* ptr; | |
| 264 int modelIndex = parent.columnCount is 0 ? Tree.FIRST_COLUMN : parent.columns [index].modelIndex; | |
| 265 OS.gtk_tree_model_get1 (parent.modelHandle, handle, modelIndex + Tree.CELL_FOREGROUND, &ptr); | |
| 266 if (ptr is null) return _getForeground (); | |
| 267 GdkColor* gdkColor = new GdkColor (); | |
| 268 *gdkColor = *cast(GdkColor*) ptr; | |
| 269 return Color.gtk_new (display, gdkColor); | |
| 270 } | |
| 271 | |
| 272 Image _getImage (int index) { | |
| 273 int count = Math.max (1, parent.getColumnCount ()); | |
| 274 if (0 > index || index > count - 1) return null; | |
| 275 void* ptr; | |
| 276 int modelIndex = parent.columnCount is 0 ? Tree.FIRST_COLUMN : parent.columns [index].modelIndex; | |
| 277 OS.gtk_tree_model_get1 (parent.modelHandle, handle, modelIndex + Tree.CELL_PIXBUF, &ptr); | |
| 278 if (ptr is null) return null; | |
| 279 ImageList imageList = parent.imageList; | |
| 280 int imageIndex = imageList.indexOf (ptr); | |
| 281 if (imageIndex is -1) return null; | |
| 282 return imageList.get (imageIndex); | |
| 283 } | |
| 284 | |
| 285 String _getText (int index) { | |
| 286 int count = Math.max (1, parent.getColumnCount ()); | |
| 287 if (0 > index || index > count - 1) return ""; | |
| 288 void* ptr; | |
| 289 int modelIndex = parent.columnCount is 0 ? Tree.FIRST_COLUMN : parent.columns [index].modelIndex; | |
| 290 OS.gtk_tree_model_get1 (parent.modelHandle, handle, modelIndex + Tree.CELL_TEXT, &ptr); | |
| 291 if (ptr is null) return ""; //$NON-NLS-1$ | |
| 292 char[] buffer = tango.stdc.stringz.fromStringz( cast(char*)ptr).dup; | |
| 293 OS.g_free (ptr); | |
| 294 return buffer; | |
| 295 } | |
| 296 | |
| 90 | 297 void clear () { |
| 298 if (parent.currentItem is this) return; | |
| 299 if (cached || (parent.style & DWT.VIRTUAL) is 0) { | |
| 300 int columnCount = OS.gtk_tree_model_get_n_columns (parent.modelHandle); | |
| 301 for (int i=Tree.CHECKED_COLUMN; i<columnCount; i++) { | |
| 302 OS.gtk_tree_store_set1(parent.modelHandle, cast(GtkTreeIter*)handle, i, null); | |
| 303 } | |
| 304 /* | |
| 305 * Bug in GTK. When using fixed-height-mode, | |
| 306 * row changes do not cause the row to be repainted. The fix is to | |
| 307 * invalidate the row when it is cleared. | |
| 308 */ | |
| 309 if ((parent.style & DWT.VIRTUAL) !is 0) { | |
| 310 if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2) && OS.GTK_VERSION < OS.buildVERSION (2, 6, 3)) { | |
| 311 redraw (); | |
| 312 } | |
| 313 } | |
| 314 } | |
| 315 cached = false; | |
| 316 font = null; | |
| 317 cellFont = null; | |
| 318 } | |
| 319 | |
| 320 /** | |
| 321 * Clears the item at the given zero-relative index in the receiver. | |
| 322 * The text, icon and other attributes of the item are set to the default | |
| 323 * value. If the tree was created with the <code>DWT.VIRTUAL</code> style, | |
| 324 * these attributes are requested again as needed. | |
| 325 * | |
| 326 * @param index the index of the item to clear | |
| 327 * @param all <code>true</code> if all child items of the indexed item should be | |
| 328 * cleared recursively, and <code>false</code> otherwise | |
| 329 * | |
| 330 * @exception IllegalArgumentException <ul> | |
| 331 * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list minus 1 (inclusive)</li> | |
| 332 * </ul> | |
| 333 * @exception DWTException <ul> | |
| 334 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 335 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 336 * </ul> | |
| 337 * | |
| 338 * @see DWT#VIRTUAL | |
| 339 * @see DWT#SetData | |
| 340 * | |
| 341 * @since 3.2 | |
| 342 */ | |
| 343 public void clear (int index, bool all) { | |
| 344 checkWidget (); | |
| 345 parent.clear (cast(GtkTreeIter*)handle, index, all); | |
| 346 } | |
| 347 | |
| 348 /** | |
| 349 * Clears all the items in the receiver. The text, icon and other | |
| 350 * attributes of the items are set to their default values. If the | |
| 351 * tree was created with the <code>DWT.VIRTUAL</code> style, these | |
| 352 * attributes are requested again as needed. | |
| 353 * | |
| 354 * @param all <code>true</code> if all child items should be cleared | |
| 355 * recursively, and <code>false</code> otherwise | |
| 356 * | |
| 357 * @exception DWTException <ul> | |
| 358 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 359 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 360 * </ul> | |
| 361 * | |
| 362 * @see DWT#VIRTUAL | |
| 363 * @see DWT#SetData | |
| 364 * | |
| 365 * @since 3.2 | |
| 366 */ | |
| 367 public void clearAll (bool all) { | |
| 368 checkWidget (); | |
| 369 parent.clearAll (all, cast(GtkTreeIter*)handle); | |
| 370 } | |
| 371 | |
|
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372 override void destroyWidget () { |
| 90 | 373 parent.releaseItem (this, false); |
| 374 parent.destroyItem (this); | |
| 375 releaseHandle (); | |
| 376 } | |
| 377 | |
| 378 /** | |
| 379 * Returns the receiver's background color. | |
| 380 * | |
| 381 * @return the background color | |
| 382 * | |
| 383 * @exception DWTException <ul> | |
| 384 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 385 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 386 * </ul> | |
| 387 * | |
| 388 * @since 2.0 | |
| 389 * | |
| 390 */ | |
| 391 public Color getBackground () { | |
| 392 checkWidget (); | |
| 393 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 240 | 394 return _getBackground (); |
| 90 | 395 } |
| 396 | |
| 397 /** | |
| 398 * Returns the background color at the given column index in the receiver. | |
| 399 * | |
| 400 * @param index the column index | |
| 401 * @return the background color | |
| 402 * | |
| 403 * @exception DWTException <ul> | |
| 404 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 405 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 406 * </ul> | |
| 407 * | |
| 408 * @since 3.1 | |
| 409 */ | |
| 410 public Color getBackground (int index) { | |
| 411 checkWidget (); | |
| 412 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 240 | 413 return _getBackground (index); |
| 90 | 414 } |
| 415 | |
| 416 /** | |
| 417 * Returns a rectangle describing the receiver's size and location | |
| 418 * relative to its parent at a column in the tree. | |
| 419 * | |
| 420 * @param index the index that specifies the column | |
| 421 * @return the receiver's bounding column rectangle | |
| 422 * | |
| 423 * @exception DWTException <ul> | |
| 424 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 425 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 426 * </ul> | |
| 427 * | |
| 428 * @since 3.1 | |
| 429 */ | |
| 430 public Rectangle getBounds (int index) { | |
| 431 // TODO fully test on early and later versions of GTK | |
| 432 checkWidget(); | |
| 433 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 434 auto parentHandle = parent.handle; | |
| 435 GtkTreeViewColumn* column; | |
| 436 if (index >= 0 && index < parent.columnCount) { | |
| 437 column = cast(GtkTreeViewColumn*)parent.columns [index].handle; | |
| 438 } else { | |
| 439 column = OS.gtk_tree_view_get_column (parentHandle, index); | |
| 440 } | |
| 441 if (column is null) return new Rectangle (0, 0, 0, 0); | |
| 442 auto path = OS.gtk_tree_model_get_path (parent.modelHandle, handle); | |
| 443 OS.gtk_widget_realize (parentHandle); | |
| 444 GdkRectangle rect; | |
| 445 OS.gtk_tree_view_get_cell_area (parentHandle, path, column, &rect); | |
| 240 | 446 if ((parent.getStyle () & DWT.MIRRORED) !is 0) rect.x = parent.getClientWidth () - rect.width - rect.x; |
| 90 | 447 |
| 448 if (OS.GTK_VERSION < OS.buildVERSION (2, 8, 18) && OS.gtk_tree_view_get_expander_column (parentHandle) is column) { | |
| 449 int buffer; | |
| 450 OS.gtk_widget_style_get1 (parentHandle, OS.expander_size.ptr, &buffer); | |
| 451 rect.x += buffer + TreeItem.EXPANDER_EXTRA_PADDING; | |
| 452 rect.width -= buffer + TreeItem.EXPANDER_EXTRA_PADDING; | |
| 453 OS.gtk_widget_style_get1 (parentHandle, OS.horizontal_separator.ptr, &buffer); | |
| 454 rect.x += buffer; | |
| 455 //rect.width -= buffer [0]; // TODO Is this required for some versions? | |
| 456 } | |
| 240 | 457 /* |
| 458 * Bug in GTK. In GTK 2.8.x, the cell area is left aligned even | |
| 459 * when the widget is mirrored. The fix is to sum up the indentation | |
| 460 * of the expanders. | |
| 461 */ | |
| 462 if ((parent.getStyle () & DWT.MIRRORED) !is 0 && (OS.GTK_VERSION < OS.buildVERSION (2, 10, 0))) { | |
| 463 int depth = OS.gtk_tree_path_get_depth (path); | |
| 464 int expanderSize; | |
| 465 OS.gtk_widget_style_get1 (parentHandle, OS.expander_size.ptr, &expanderSize); | |
| 466 rect.x += depth * (expanderSize + TreeItem.EXPANDER_EXTRA_PADDING); | |
| 467 } | |
| 468 OS.gtk_tree_path_free (path); | |
| 90 | 469 |
| 470 if (index is 0 && (parent.style & DWT.CHECK) !is 0) { | |
| 471 if (OS.GTK_VERSION >= OS.buildVERSION (2, 1, 3)) { | |
| 472 int x, w; | |
| 473 OS.gtk_tree_view_column_cell_get_position (column, parent.checkRenderer, &x, &w); | |
| 474 rect.x += x + w; | |
| 475 rect.width -= x + w; | |
| 476 } else { | |
| 477 int w; | |
| 478 OS.gtk_cell_renderer_get_size (parent.checkRenderer, parentHandle, null, null, null, &w, null); | |
| 479 int buffer; | |
| 480 OS.gtk_widget_style_get1 (parentHandle, OS.horizontal_separator.ptr, &buffer); | |
| 481 rect.x += w + buffer; | |
| 482 rect.width -= w + buffer; | |
| 483 } | |
| 484 } | |
| 240 | 485 int width = OS.gtk_tree_view_column_get_visible (column) ? rect.width + 1 : 0; |
| 486 return new Rectangle (rect.x, rect.y, width, rect.height + 1); | |
| 90 | 487 } |
| 488 | |
| 489 /** | |
| 490 * Returns a rectangle describing the receiver's size and location | |
| 491 * relative to its parent. | |
| 492 * | |
| 493 * @return the receiver's bounding rectangle | |
| 494 * | |
| 495 * @exception DWTException <ul> | |
| 496 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 497 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 498 * </ul> | |
| 499 */ | |
| 500 public Rectangle getBounds () { | |
| 501 // TODO fully test on early and later versions of GTK | |
| 502 // shifted a bit too far right on later versions of GTK - however, old Tree also had this problem | |
| 503 checkWidget (); | |
| 504 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 505 auto parentHandle = parent.handle; | |
| 506 auto column = OS.gtk_tree_view_get_column (parentHandle, 0); | |
| 507 if (column is null) return new Rectangle (0, 0, 0, 0); | |
| 508 auto textRenderer = parent.getTextRenderer (column); | |
| 509 auto pixbufRenderer = parent.getPixbufRenderer (column); | |
| 510 if (textRenderer is null || pixbufRenderer is null) return new Rectangle (0, 0, 0, 0); | |
| 511 | |
| 512 auto path = OS.gtk_tree_model_get_path (parent.modelHandle, handle); | |
| 513 OS.gtk_widget_realize (parentHandle); | |
| 514 | |
| 515 bool isExpander = OS.gtk_tree_model_iter_n_children (parent.modelHandle, handle) > 0; | |
| 516 bool isExpanded = cast(bool)OS.gtk_tree_view_row_expanded (parentHandle, path); | |
| 517 OS.gtk_tree_view_column_cell_set_cell_data (column, parent.modelHandle, handle, isExpander, isExpanded); | |
| 518 | |
| 519 GdkRectangle rect; | |
| 520 OS.gtk_tree_view_get_cell_area (parentHandle, path, column, &rect); | |
| 240 | 521 if ((parent.getStyle () & DWT.MIRRORED) !is 0) rect.x = parent.getClientWidth () - rect.width - rect.x; |
| 90 | 522 int right = rect.x + rect.width; |
| 523 | |
| 524 int x, w; | |
| 525 parent.ignoreSize = true; | |
| 526 OS.gtk_cell_renderer_get_size (textRenderer, parentHandle, null, null, null, &w, null); | |
| 527 parent.ignoreSize = false; | |
| 528 rect.width = w; | |
| 529 int buffer; | |
| 530 if (OS.GTK_VERSION < OS.buildVERSION (2, 8, 18) && OS.gtk_tree_view_get_expander_column (parentHandle) is column) { | |
| 531 OS.gtk_widget_style_get1 (parentHandle, OS.expander_size.ptr, &buffer); | |
| 532 rect.x += buffer + TreeItem.EXPANDER_EXTRA_PADDING; | |
| 533 } | |
| 240 | 534 /* |
| 535 * Bug in GTK. In GTK 2.8.x, the cell area is left aligned even | |
| 536 * when the widget is mirrored. The fix is to sum up the indentation | |
| 537 * of the expanders. | |
| 538 */ | |
| 539 if ((parent.getStyle () & DWT.MIRRORED) !is 0 && (OS.GTK_VERSION < OS.buildVERSION (2, 10, 0))) { | |
| 540 int depth = OS.gtk_tree_path_get_depth (path); | |
| 541 int expanderSize; | |
| 542 OS.gtk_widget_style_get1 (parentHandle, OS.expander_size.ptr, &expanderSize); | |
| 543 rect.x += depth * (expanderSize + TreeItem.EXPANDER_EXTRA_PADDING); | |
| 544 } | |
| 545 OS.gtk_tree_path_free (path); | |
| 546 | |
| 90 | 547 OS.gtk_widget_style_get1 (parentHandle, OS.horizontal_separator.ptr, &buffer); |
| 548 int horizontalSeparator = buffer; | |
| 549 rect.x += horizontalSeparator; | |
| 550 | |
| 551 if (OS.GTK_VERSION >= OS.buildVERSION (2, 1, 3)) { | |
| 552 OS.gtk_tree_view_column_cell_get_position (column, textRenderer, &x, null); | |
| 553 rect.x += x; | |
| 554 } else { | |
| 555 if ((parent.style & DWT.CHECK) !is 0) { | |
| 556 OS.gtk_cell_renderer_get_size (parent.checkRenderer, parentHandle, null, null, null, &w, null); | |
| 557 rect.x += w + horizontalSeparator; | |
| 558 } | |
| 559 OS.gtk_cell_renderer_get_size (pixbufRenderer, parentHandle, null, null, null, &w, null); | |
| 560 rect.x += w + horizontalSeparator; | |
| 561 } | |
| 562 if (parent.columnCount > 0) { | |
| 563 if (rect.x + rect.width > right) { | |
| 564 rect.width = Math.max (0, right - rect.x); | |
| 565 } | |
| 566 } | |
| 240 | 567 int width = OS.gtk_tree_view_column_get_visible (column) ? rect.width + 1 : 0; |
| 568 return new Rectangle (rect.x, rect.y, width, rect.height + 1); | |
| 90 | 569 } |
| 570 | |
| 571 /** | |
| 572 * Returns <code>true</code> if the receiver is checked, | |
| 573 * and false otherwise. When the parent does not have | |
| 574 * the <code>CHECK style, return false. | |
| 575 * <p> | |
| 576 * | |
| 577 * @return the checked state | |
| 578 * | |
| 579 * @exception DWTException <ul> | |
| 580 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 581 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 582 * </ul> | |
| 583 */ | |
| 584 public bool getChecked () { | |
| 585 checkWidget(); | |
| 586 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 587 if ((parent.style & DWT.CHECK) is 0) return false; | |
| 240 | 588 return _getChecked (); |
| 90 | 589 } |
| 590 | |
| 591 /** | |
| 592 * Returns <code>true</code> if the receiver is expanded, | |
| 593 * and false otherwise. | |
| 594 * <p> | |
| 595 * | |
| 596 * @return the expanded state | |
| 597 * | |
| 598 * @exception DWTException <ul> | |
| 599 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 600 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 601 * </ul> | |
| 602 */ | |
| 603 public bool getExpanded () { | |
| 604 checkWidget(); | |
| 605 auto path = OS.gtk_tree_model_get_path (parent.modelHandle, handle); | |
| 606 bool answer = cast(bool)OS.gtk_tree_view_row_expanded (parent.handle, path); | |
| 607 OS.gtk_tree_path_free (path); | |
| 608 return answer; | |
| 609 } | |
| 610 | |
| 611 /** | |
| 612 * Returns the font that the receiver will use to paint textual information for this item. | |
| 613 * | |
| 614 * @return the receiver's font | |
| 615 * | |
| 616 * @exception DWTException <ul> | |
| 617 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 618 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 619 * </ul> | |
| 620 * | |
| 621 * @since 3.0 | |
| 622 */ | |
| 623 public Font getFont () { | |
| 624 checkWidget (); | |
| 625 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 626 return font !is null ? font : parent.getFont (); | |
| 627 } | |
| 628 | |
| 629 /** | |
| 630 * Returns the font that the receiver will use to paint textual information | |
| 631 * for the specified cell in this item. | |
| 632 * | |
| 633 * @param index the column index | |
| 634 * @return the receiver's font | |
| 635 * | |
| 636 * @exception DWTException <ul> | |
| 637 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 638 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 639 * </ul> | |
| 640 * | |
| 641 * @since 3.1 | |
| 642 */ | |
| 643 public Font getFont (int index) { | |
| 644 checkWidget (); | |
| 645 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 646 int count = Math.max (1, parent.columnCount); | |
| 647 if (0 > index || index > count - 1) return getFont (); | |
| 648 if (cellFont is null || cellFont [index] is null) return getFont (); | |
| 649 return cellFont [index]; | |
| 650 } | |
| 651 | |
| 652 | |
| 653 /** | |
| 654 * Returns the foreground color that the receiver will use to draw. | |
| 655 * | |
| 656 * @return the receiver's foreground color | |
| 657 * | |
| 658 * @exception DWTException <ul> | |
| 659 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 660 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 661 * </ul> | |
| 662 * | |
| 663 * @since 2.0 | |
| 664 * | |
| 665 */ | |
| 666 public Color getForeground () { | |
| 667 checkWidget (); | |
| 668 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 240 | 669 return _getForeground (); |
| 90 | 670 } |
| 671 | |
| 672 /** | |
| 673 * | |
| 674 * Returns the foreground color at the given column index in the receiver. | |
| 675 * | |
| 676 * @param index the column index | |
| 677 * @return the foreground color | |
| 678 * | |
| 679 * @exception DWTException <ul> | |
| 680 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 681 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 682 * </ul> | |
| 683 * | |
| 684 * @since 3.1 | |
| 685 */ | |
| 686 public Color getForeground (int index) { | |
| 687 checkWidget (); | |
| 688 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 240 | 689 return _getForeground (index); |
| 90 | 690 } |
| 691 | |
| 692 /** | |
| 693 * Returns <code>true</code> if the receiver is grayed, | |
| 694 * and false otherwise. When the parent does not have | |
| 695 * the <code>CHECK style, return false. | |
| 696 * <p> | |
| 697 * | |
| 698 * @return the grayed state of the checkbox | |
| 699 * | |
| 700 * @exception DWTException <ul> | |
| 701 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 702 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 703 * </ul> | |
| 704 */ | |
| 705 public bool getGrayed () { | |
| 706 checkWidget (); | |
| 707 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 708 if ((parent.style & DWT.CHECK) is 0) return false; | |
| 709 return grayed; | |
| 710 } | |
| 711 | |
|
150
f2e04420fd6c
reworked overrides and superclass aliases
Frank Benoit <benoit@tionex.de>
parents:
108
diff
changeset
|
712 public override Image getImage () { |
| 90 | 713 checkWidget (); |
| 714 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 715 return getImage (0); | |
| 716 } | |
| 717 | |
| 718 /** | |
| 719 * Returns the image stored at the given column index in the receiver, | |
| 720 * or null if the image has not been set or if the column does not exist. | |
| 721 * | |
| 722 * @param index the column index | |
| 723 * @return the image stored at the given column index in the receiver | |
| 724 * | |
| 725 * @exception DWTException <ul> | |
| 726 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 727 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 728 * </ul> | |
| 729 * | |
| 730 * @since 3.1 | |
| 731 */ | |
| 732 public Image getImage (int index) { | |
| 733 checkWidget (); | |
| 734 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 240 | 735 return _getImage (index); |
| 90 | 736 } |
| 737 | |
| 738 /** | |
| 739 * Returns a rectangle describing the size and location | |
| 740 * relative to its parent of an image at a column in the | |
| 741 * tree. | |
| 742 * | |
| 743 * @param index the index that specifies the column | |
| 744 * @return the receiver's bounding image rectangle | |
| 745 * | |
| 746 * @exception DWTException <ul> | |
| 747 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 748 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 749 * </ul> | |
| 750 * | |
| 751 * @since 3.1 | |
| 752 */ | |
| 753 public Rectangle getImageBounds (int index) { | |
| 754 // TODO fully test on early and later versions of GTK | |
| 755 checkWidget (); | |
| 756 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 757 auto parentHandle = parent.handle; | |
| 758 GtkTreeViewColumn* column; | |
| 759 if (index >= 0 && index < parent.getColumnCount ()) { | |
| 760 column = cast(GtkTreeViewColumn*)parent.columns [index].handle; | |
| 761 } else { | |
| 762 column = OS.gtk_tree_view_get_column (parentHandle, index); | |
| 763 } | |
| 764 if (column is null) return new Rectangle (0, 0, 0, 0); | |
| 765 auto pixbufRenderer = parent.getPixbufRenderer (column); | |
| 766 if (pixbufRenderer is null) return new Rectangle (0, 0, 0, 0); | |
| 767 GdkRectangle rect; | |
| 768 auto path = OS.gtk_tree_model_get_path (parent.modelHandle, handle); | |
| 769 OS.gtk_widget_realize (parentHandle); | |
| 770 OS.gtk_tree_view_get_cell_area (parentHandle, path, column, &rect); | |
| 240 | 771 if ((parent.getStyle () & DWT.MIRRORED) !is 0) rect.x = parent.getClientWidth () - rect.width - rect.x; |
| 90 | 772 if (OS.GTK_VERSION < OS.buildVERSION (2, 8, 18) && OS.gtk_tree_view_get_expander_column (parentHandle) is column) { |
| 773 int buffer; | |
| 774 OS.gtk_widget_style_get1 (parentHandle, OS.expander_size.ptr, &buffer); | |
| 775 rect.x += buffer + TreeItem.EXPANDER_EXTRA_PADDING; | |
| 776 rect.width -= buffer + TreeItem.EXPANDER_EXTRA_PADDING; | |
| 777 //OS.gtk_widget_style_get (parentHandle, OS.horizontal_separator, buffer, 0); | |
| 778 //int horizontalSeparator = buffer[0]; | |
| 779 //rect.x += horizontalSeparator; | |
| 780 } | |
| 240 | 781 /* |
| 782 * Bug in GTK. In GTK 2.8.x, the cell area is left aligned even | |
| 783 * when the widget is mirrored. The fix is to sum up the indentation | |
| 784 * of the expanders. | |
| 785 */ | |
| 786 if ((parent.getStyle () & DWT.MIRRORED) !is 0 && (OS.GTK_VERSION < OS.buildVERSION (2, 10, 0))) { | |
| 787 int depth = OS.gtk_tree_path_get_depth (path); | |
| 788 int expanderSize; | |
| 789 OS.gtk_widget_style_get1 (parentHandle, OS.expander_size.ptr, &expanderSize); | |
| 790 rect.x += depth * (expanderSize + TreeItem.EXPANDER_EXTRA_PADDING); | |
| 791 } | |
| 792 OS.gtk_tree_path_free (path); | |
| 90 | 793 |
| 794 /* | |
| 795 * The OS call gtk_cell_renderer_get_size() provides the width of image to be drawn | |
| 796 * by the cell renderer. If there is no image in the cell, the width is zero. If the table contains | |
| 797 * images of varying widths, gtk_cell_renderer_get_size() will return the width of the image, | |
| 798 * not the width of the area in which the image is drawn. | |
| 799 * New API was added in GTK 2.1.3 for determining the full width of the renderer area. | |
| 800 * For earlier versions of GTK, the result is only correct if all rows have images of the same | |
| 801 * width. | |
| 802 */ | |
| 803 if (OS.GTK_VERSION >= OS.buildVERSION (2, 1, 3)) { | |
| 804 int x, w; | |
| 805 OS.gtk_tree_view_column_cell_get_position (column, pixbufRenderer, &x, &w); | |
| 806 rect.x += x; | |
| 807 rect.width = w; | |
| 808 } else { | |
| 809 int w; | |
| 810 OS.gtk_tree_view_column_cell_set_cell_data (column, parent.modelHandle, handle, false, false); | |
| 811 OS.gtk_cell_renderer_get_size (pixbufRenderer, parentHandle, null, null, null, &w, null); | |
| 812 rect.width = w; | |
| 813 } | |
| 240 | 814 int width = OS.gtk_tree_view_column_get_visible (column) ? rect.width : 0; |
| 815 return new Rectangle (rect.x, rect.y, width, rect.height + 1); | |
| 90 | 816 } |
| 817 | |
| 818 /** | |
| 819 * Returns the number of items contained in the receiver | |
| 820 * that are direct item children of the receiver. | |
| 821 * | |
| 822 * @return the number of items | |
| 823 * | |
| 824 * @exception DWTException <ul> | |
| 825 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 826 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 827 * </ul> | |
| 828 */ | |
| 829 public int getItemCount () { | |
| 830 checkWidget(); | |
| 831 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 832 return OS.gtk_tree_model_iter_n_children (parent.modelHandle, handle); | |
| 833 } | |
| 834 | |
| 835 /** | |
| 836 * Returns the item at the given, zero-relative index in the | |
| 837 * receiver. Throws an exception if the index is out of range. | |
| 838 * | |
| 839 * @param index the index of the item to return | |
| 840 * @return the item at the given index | |
| 841 * | |
| 842 * @exception IllegalArgumentException <ul> | |
| 843 * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list minus 1 (inclusive)</li> | |
| 844 * </ul> | |
| 845 * @exception DWTException <ul> | |
| 846 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 847 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 848 * </ul> | |
| 849 * | |
| 850 * @since 3.1 | |
| 851 */ | |
| 852 public TreeItem getItem (int index) { | |
| 853 checkWidget(); | |
| 854 if (index < 0) error (DWT.ERROR_INVALID_RANGE); | |
| 855 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 856 int itemCount = OS.gtk_tree_model_iter_n_children (parent.modelHandle, handle); | |
| 857 if (index >= itemCount) error (DWT.ERROR_INVALID_RANGE); | |
| 858 return parent._getItem (cast(GtkTreeIter*)handle, index); | |
| 859 } | |
| 860 | |
| 861 /** | |
| 862 * Returns a (possibly empty) array of <code>TreeItem</code>s which | |
| 863 * are the direct item children of the receiver. | |
| 864 * <p> | |
| 865 * Note: This is not the actual structure used by the receiver | |
| 866 * to maintain its list of items, so modifying the array will | |
| 867 * not affect the receiver. | |
| 868 * </p> | |
| 869 * | |
| 870 * @return the receiver's items | |
| 871 * | |
| 872 * @exception DWTException <ul> | |
| 873 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 874 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 875 * </ul> | |
| 876 */ | |
| 877 public TreeItem [] getItems () { | |
| 878 checkWidget(); | |
| 879 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 880 return parent.getItems (cast(GtkTreeIter*)handle); | |
| 881 } | |
| 882 | |
| 238 | 883 override String getNameText () { |
| 90 | 884 if ((parent.style & DWT.VIRTUAL) !is 0) { |
| 885 if (!cached) return "*virtual*"; //$NON-NLS-1$ | |
| 886 } | |
| 887 return super.getNameText (); | |
| 888 } | |
| 889 | |
| 890 /** | |
| 891 * Returns the receiver's parent, which must be a <code>Tree</code>. | |
| 892 * | |
| 893 * @return the receiver's parent | |
| 894 * | |
| 895 * @exception DWTException <ul> | |
| 896 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 897 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 898 * </ul> | |
| 899 */ | |
| 900 public Tree getParent () { | |
| 901 checkWidget (); | |
| 902 return parent; | |
| 903 } | |
| 904 | |
| 905 /** | |
| 906 * Returns the receiver's parent item, which must be a | |
| 907 * <code>TreeItem</code> or null when the receiver is a | |
| 908 * root. | |
| 909 * | |
| 910 * @return the receiver's parent item | |
| 911 * | |
| 912 * @exception DWTException <ul> | |
| 913 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 914 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 915 * </ul> | |
| 916 */ | |
| 917 public TreeItem getParentItem () { | |
| 918 checkWidget(); | |
| 919 auto path = OS.gtk_tree_model_get_path (parent.modelHandle, handle); | |
| 920 TreeItem item = null; | |
| 921 int depth = OS.gtk_tree_path_get_depth (path); | |
| 922 if (depth > 1) { | |
| 923 OS.gtk_tree_path_up (path); | |
| 924 GtkTreeIter iter; | |
| 925 if (OS.gtk_tree_model_get_iter (parent.modelHandle, &iter, path)) { | |
| 926 item = parent._getItem (&iter); | |
| 927 } | |
| 928 } | |
| 929 OS.gtk_tree_path_free (path); | |
| 930 return item; | |
| 931 } | |
| 932 | |
| 238 | 933 public override String getText () { |
| 90 | 934 checkWidget (); |
| 935 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 936 return getText (0); | |
| 937 } | |
| 938 | |
| 939 /** | |
| 940 * Returns the text stored at the given column index in the receiver, | |
| 941 * or empty string if the text has not been set. | |
| 942 * | |
| 943 * @param index the column index | |
| 944 * @return the text stored at the given column index in the receiver | |
| 945 * | |
| 946 * @exception DWTException <ul> | |
| 947 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 948 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 949 * </ul> | |
| 950 * | |
| 951 * @since 3.1 | |
| 952 */ | |
| 238 | 953 public String getText (int index) { |
| 90 | 954 checkWidget (); |
| 955 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 240 | 956 return _getText (index); |
| 90 | 957 } |
| 958 | |
| 959 /** | |
| 960 * Returns a rectangle describing the size and location | |
| 961 * relative to its parent of the text at a column in the | |
| 962 * tree. | |
| 963 * | |
| 964 * @param index the index that specifies the column | |
| 965 * @return the receiver's bounding text rectangle | |
| 966 * | |
| 967 * @exception DWTException <ul> | |
| 968 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 969 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 970 * </ul> | |
| 971 * | |
| 972 * @since 3.3 | |
| 973 */ | |
| 974 public Rectangle getTextBounds (int index) { | |
| 975 checkWidget (); | |
| 976 if (!parent.checkData (this)) error (DWT.ERROR_WIDGET_DISPOSED); | |
| 977 int count = Math.max (1, parent.getColumnCount ()); | |
| 978 if (0 > index || index > count - 1) return new Rectangle (0, 0, 0, 0); | |
| 979 // TODO fully test on early and later versions of GTK | |
| 980 // shifted a bit too far right on later versions of GTK - however, old Tree also had this problem | |
| 981 auto parentHandle = parent.handle; | |
| 982 GtkTreeViewColumn* column; | |
| 983 if (index >= 0 && index < parent.columnCount) { | |
| 984 column = cast(GtkTreeViewColumn*)parent.columns [index].handle; | |
| 985 } else { | |
| 986 column = OS.gtk_tree_view_get_column (parentHandle, index); | |
| 987 } | |
| 988 if (column is null) return new Rectangle (0, 0, 0, 0); | |
| 989 auto textRenderer = parent.getTextRenderer (column); | |
| 990 auto pixbufRenderer = parent.getPixbufRenderer (column); | |
| 991 if (textRenderer is null || pixbufRenderer is null) return new Rectangle (0, 0, 0, 0); | |
| 992 | |
| 993 auto path = OS.gtk_tree_model_get_path (parent.modelHandle, handle); | |
| 994 OS.gtk_widget_realize (parentHandle); | |
| 995 | |
| 996 bool isExpander = OS.gtk_tree_model_iter_n_children (parent.modelHandle, handle) > 0; | |
| 997 bool isExpanded = cast(bool)OS.gtk_tree_view_row_expanded (parentHandle, path); | |
| 998 OS.gtk_tree_view_column_cell_set_cell_data (column, parent.modelHandle, handle, isExpander, isExpanded); | |
| 999 | |
| 1000 GdkRectangle rect; | |
| 1001 OS.gtk_tree_view_get_cell_area (parentHandle, path, column, &rect); | |
| 240 | 1002 if ((parent.getStyle () & DWT.MIRRORED) !is 0) rect.x = parent.getClientWidth () - rect.width - rect.x; |
| 90 | 1003 int right = rect.x + rect.width; |
| 1004 | |
| 1005 int x, w; | |
| 1006 parent.ignoreSize = true; | |
| 1007 OS.gtk_cell_renderer_get_size (textRenderer, parentHandle, null, null, null, &w, null); | |
| 1008 parent.ignoreSize = false; | |
| 1009 int buffer; | |
| 1010 if (OS.GTK_VERSION < OS.buildVERSION (2, 8, 18) && OS.gtk_tree_view_get_expander_column (parentHandle) is column) { | |
| 1011 OS.gtk_widget_style_get1 (parentHandle, OS.expander_size.ptr, &buffer); | |
| 1012 rect.x += buffer + TreeItem.EXPANDER_EXTRA_PADDING; | |
| 1013 } | |
| 240 | 1014 /* |
| 1015 * Bug in GTK. In GTK 2.8.x, the cell area is left aligned even | |
| 1016 * when the widget is mirrored. The fix is to sum up the indentation | |
| 1017 * of the expanders. | |
| 1018 */ | |
| 1019 if ((parent.getStyle () & DWT.MIRRORED) !is 0 && (OS.GTK_VERSION < OS.buildVERSION (2, 10, 0))) { | |
| 1020 int depth = OS.gtk_tree_path_get_depth (path); | |
| 1021 int expanderSize; | |
| 1022 OS.gtk_widget_style_get1 (parentHandle, OS.expander_size.ptr, &expanderSize); | |
| 1023 rect.x += depth * (expanderSize + TreeItem.EXPANDER_EXTRA_PADDING); | |
| 1024 } | |
| 1025 OS.gtk_tree_path_free (path); | |
| 1026 | |
| 90 | 1027 OS.gtk_widget_style_get1 (parentHandle, OS.horizontal_separator.ptr, &buffer); |
| 1028 int horizontalSeparator = buffer; | |
| 1029 rect.x += horizontalSeparator; | |
| 1030 if (OS.GTK_VERSION >= OS.buildVERSION (2, 1, 3)) { | |
| 1031 OS.gtk_tree_view_column_cell_get_position (column, textRenderer, &x, null); | |
| 1032 rect.x += x; | |
| 1033 } else { | |
| 1034 if ((parent.style & DWT.CHECK) !is 0) { | |
| 1035 OS.gtk_cell_renderer_get_size (parent.checkRenderer, parentHandle, null, null, null, &w, null); | |
| 1036 rect.x += w + horizontalSeparator; | |
| 1037 } | |
| 1038 OS.gtk_cell_renderer_get_size (pixbufRenderer, parentHandle, null, null, null, &w, null); | |
| 1039 rect.x += w + horizontalSeparator; | |
| 1040 } | |
| 1041 if (parent.columnCount > 0) { | |
| 1042 if (rect.x + rect.width > right) { | |
| 1043 rect.width = Math.max (0, right - rect.x); | |
| 1044 } | |
| 1045 } | |
| 240 | 1046 int width = OS.gtk_tree_view_column_get_visible (column) ? rect.width + 1 : 0; |
| 1047 return new Rectangle (rect.x, rect.y, width, rect.height + 1); | |
| 90 | 1048 } |
| 1049 | |
| 1050 /** | |
| 1051 * Searches the receiver's list starting at the first item | |
| 1052 * (index 0) until an item is found that is equal to the | |
| 1053 * argument, and returns the index of that item. If no item | |
| 1054 * is found, returns -1. | |
| 1055 * | |
| 1056 * @param item the search item | |
| 1057 * @return the index of the item | |
| 1058 * | |
| 1059 * @exception IllegalArgumentException <ul> | |
| 1060 * <li>ERROR_NULL_ARGUMENT - if the item is null</li> | |
| 1061 * <li>ERROR_INVALID_ARGUMENT - if the item has been disposed</li> | |
| 1062 * </ul> | |
| 1063 * @exception DWTException <ul> | |
| 1064 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 1065 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 1066 * </ul> | |
| 1067 * | |
| 1068 * @since 3.1 | |
| 1069 */ | |
| 1070 public int indexOf (TreeItem item) { | |
| 1071 checkWidget(); | |
| 1072 if (item is null) error (DWT.ERROR_NULL_ARGUMENT); | |
| 1073 if (item.isDisposed()) error (DWT.ERROR_INVALID_ARGUMENT); | |
| 1074 int index = -1; | |
| 1075 bool isParent = false; | |
| 1076 auto currentPath = OS.gtk_tree_model_get_path (parent.modelHandle, handle); | |
| 1077 auto parentPath = OS.gtk_tree_model_get_path (parent.modelHandle, item.handle); | |
| 1078 int depth = OS.gtk_tree_path_get_depth (parentPath); | |
| 1079 if (depth > 1 && OS.gtk_tree_path_up(parentPath)) { | |
| 1080 if (OS.gtk_tree_path_compare(currentPath, parentPath) is 0) isParent = true; | |
| 1081 } | |
| 1082 OS.gtk_tree_path_free (currentPath); | |
| 1083 OS.gtk_tree_path_free (parentPath); | |
| 1084 if (!isParent) return index; | |
| 1085 auto path = OS.gtk_tree_model_get_path (parent.modelHandle, item.handle); | |
| 1086 if (depth > 1) { | |
| 1087 auto indices = OS.gtk_tree_path_get_indices (path); | |
| 1088 if (indices !is null) { | |
| 1089 int[] temp = indices[ 0 .. depth]; | |
| 1090 index = temp[temp.length - 1]; | |
| 1091 } | |
| 1092 } | |
| 1093 OS.gtk_tree_path_free (path); | |
| 1094 return index; | |
| 1095 } | |
| 1096 | |
| 1097 void redraw () { | |
| 1098 auto parentHandle = parent.handle; | |
| 1099 if ((OS.GTK_WIDGET_FLAGS (parentHandle) & OS.GTK_REALIZED) !is 0) { | |
| 1100 auto path = OS.gtk_tree_model_get_path (parent.modelHandle, handle); | |
| 1101 GdkRectangle rect; | |
| 1102 OS.gtk_tree_view_get_cell_area (parentHandle, path, null, &rect); | |
| 1103 OS.gtk_tree_path_free (path); | |
| 1104 auto window = OS.gtk_tree_view_get_bin_window (parentHandle); | |
| 1105 rect.x = 0; | |
| 1106 int w, h; | |
| 1107 OS.gdk_drawable_get_size (window, &w, &h); | |
| 1108 rect.width = w; | |
| 1109 OS.gdk_window_invalidate_rect (window, &rect, false); | |
| 1110 } | |
| 1111 } | |
| 1112 | |
|
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1113 override void releaseChildren (bool destroy) { |
| 90 | 1114 if (destroy) { |
| 1115 parent.releaseItems (cast(GtkTreeIter*)handle); | |
| 1116 } | |
| 1117 super.releaseChildren (destroy); | |
| 1118 } | |
| 1119 | |
| 1120 override void releaseHandle () { | |
| 1121 if (handle !is null) OS.g_free (handle); | |
| 1122 handle = null; | |
| 1123 super.releaseHandle (); | |
| 1124 parent = null; | |
| 1125 } | |
| 1126 | |
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1127 override void releaseWidget () { |
| 90 | 1128 super.releaseWidget (); |
| 1129 font = null; | |
| 1130 cellFont = null; | |
| 1131 } | |
| 1132 | |
| 1133 /** | |
| 1134 * Removes all of the items from the receiver. | |
| 1135 * <p> | |
| 1136 * @exception DWTException <ul> | |
| 1137 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 1138 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 1139 * </ul> | |
| 1140 * | |
| 1141 * @since 3.1 | |
| 1142 */ | |
| 1143 public void removeAll () { | |
| 1144 checkWidget (); | |
| 1145 int length = OS.gtk_tree_model_iter_n_children (parent.modelHandle, handle); | |
| 1146 if (length is 0) return; | |
| 1147 GtkTreeIter iter; | |
| 1148 int index; | |
| 1149 while (OS.gtk_tree_model_iter_children (parent.modelHandle, &iter, handle)) { | |
| 1150 OS.gtk_tree_model_get1 (parent.modelHandle, &iter, Tree.ID_COLUMN, cast(void**)&index); | |
| 1151 if (index !is -1) { | |
| 1152 TreeItem item = parent.items [index]; | |
| 1153 if (item !is null && !item.isDisposed ()) { | |
| 1154 item.dispose (); | |
| 1155 } | |
| 1156 } | |
| 1157 } | |
| 1158 } | |
| 1159 | |
| 1160 /** | |
| 1161 * Sets the receiver's background color to the color specified | |
| 1162 * by the argument, or to the default system color for the item | |
| 1163 * if the argument is null. | |
| 1164 * | |
| 1165 * @param color the new color (or null) | |
| 1166 * | |
| 1167 * @exception IllegalArgumentException <ul> | |
| 1168 * <li>ERROR_INVALID_ARGUMENT - if the argument has been disposed</li> | |
| 1169 * </ul> | |
| 1170 * @exception DWTException <ul> | |
| 1171 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 1172 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 1173 * </ul> | |
| 1174 * | |
| 1175 * @since 2.0 | |
| 1176 * | |
| 1177 */ | |
| 1178 public void setBackground (Color color) { | |
| 1179 checkWidget (); | |
| 1180 if (color !is null && color.isDisposed ()) { | |
| 1181 DWT.error (DWT.ERROR_INVALID_ARGUMENT); | |
| 1182 } | |
| 240 | 1183 if (_getBackground ().opEquals (color)) return; |
| 90 | 1184 GdkColor* gdkColor = color !is null ? color.handle : null; |
| 1185 OS.gtk_tree_store_set1 (parent.modelHandle, cast(GtkTreeIter*)handle, Tree.BACKGROUND_COLUMN, gdkColor); | |
| 1186 /* | |
| 1187 * Bug in GTK. When using fixed-height-mode, | |
| 1188 * row changes do not cause the row to be repainted. The fix is to | |
| 1189 * invalidate the row when it is cleared. | |
| 1190 */ | |
| 1191 if ((parent.style & DWT.VIRTUAL) !is 0) { | |
| 1192 if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2) && OS.GTK_VERSION < OS.buildVERSION (2, 6, 3)) { | |
| 1193 redraw (); | |
| 1194 } | |
| 1195 } | |
| 1196 cached = true; | |
| 1197 } | |
| 1198 | |
| 1199 /** | |
| 1200 * Sets the background color at the given column index in the receiver | |
| 1201 * to the color specified by the argument, or to the default system color for the item | |
| 1202 * if the argument is null. | |
| 1203 * | |
| 1204 * @param index the column index | |
| 1205 * @param color the new color (or null) | |
| 1206 * | |
| 1207 * @exception IllegalArgumentException <ul> | |
| 1208 * <li>ERROR_INVALID_ARGUMENT - if the argument has been disposed</li> | |
| 1209 * </ul> | |
| 1210 * @exception DWTException <ul> | |
| 1211 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 1212 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 1213 * </ul> | |
| 1214 * | |
| 1215 * @since 3.1 | |
| 1216 * | |
| 1217 */ | |
| 1218 public void setBackground (int index, Color color) { | |
| 1219 checkWidget (); | |
| 1220 if (color !is null && color.isDisposed ()) { | |
| 1221 DWT.error (DWT.ERROR_INVALID_ARGUMENT); | |
| 1222 } | |
| 240 | 1223 if (_getBackground (index).opEquals (color)) return; |
| 90 | 1224 int count = Math.max (1, parent.getColumnCount ()); |
| 1225 if (0 > index || index > count - 1) return; | |
| 1226 int modelIndex = parent.columnCount is 0 ? Tree.FIRST_COLUMN : parent.columns [index].modelIndex; | |
| 1227 GdkColor* gdkColor = color !is null ? color.handle : null; | |
| 1228 OS.gtk_tree_store_set1 (parent.modelHandle, cast(GtkTreeIter*)handle, modelIndex + Tree.CELL_BACKGROUND, gdkColor); | |
| 1229 /* | |
| 1230 * Bug in GTK. When using fixed-height-mode, | |
| 1231 * row changes do not cause the row to be repainted. The fix is to | |
| 1232 * invalidate the row when it is cleared. | |
| 1233 */ | |
| 1234 if ((parent.style & DWT.VIRTUAL) !is 0) { | |
| 1235 if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2) && OS.GTK_VERSION < OS.buildVERSION (2, 6, 3)) { | |
| 1236 redraw (); | |
| 1237 } | |
| 1238 } | |
| 1239 cached = true; | |
| 1240 | |
| 1241 if (color !is null) { | |
| 1242 bool customDraw = (parent.columnCount is 0) ? parent.firstCustomDraw : parent.columns [index].customDraw; | |
| 1243 if (!customDraw) { | |
| 1244 if ((parent.style & DWT.VIRTUAL) is 0) { | |
| 1245 auto parentHandle = parent.handle; | |
| 1246 GtkTreeViewColumn* column; | |
| 1247 if (parent.columnCount > 0) { | |
| 1248 column = cast(GtkTreeViewColumn*)parent.columns [index].handle; | |
| 1249 } else { | |
| 1250 column = OS.gtk_tree_view_get_column (parentHandle, index); | |
| 1251 } | |
| 1252 if (column is null) return; | |
| 1253 auto textRenderer = parent.getTextRenderer (column); | |
| 1254 auto imageRenderer = parent.getPixbufRenderer (column); | |
| 1255 display.doCellDataProc( parentHandle, cast(GtkTreeViewColumn*)column, cast(GtkCellRenderer*)textRenderer ); | |
| 1256 display.doCellDataProc( parentHandle, cast(GtkTreeViewColumn*)column, cast(GtkCellRenderer*)imageRenderer ); | |
| 1257 } | |
| 1258 if (parent.columnCount is 0) { | |
| 1259 parent.firstCustomDraw = true; | |
| 1260 } else { | |
| 1261 parent.columns [index].customDraw = true; | |
| 1262 } | |
| 1263 } | |
| 1264 } | |
| 1265 } | |
| 1266 | |
| 1267 /** | |
| 1268 * Sets the checked state of the receiver. | |
| 1269 * <p> | |
| 1270 * | |
| 1271 * @param checked the new checked state | |
| 1272 * | |
| 1273 * @exception DWTException <ul> | |
| 1274 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 1275 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 1276 * </ul> | |
| 1277 */ | |
| 1278 public void setChecked (bool checked) { | |
| 1279 checkWidget(); | |
| 1280 if ((parent.style & DWT.CHECK) is 0) return; | |
| 240 | 1281 if (_getChecked () is checked) return; |
| 90 | 1282 OS.gtk_tree_store_set1 (parent.modelHandle, cast(GtkTreeIter*)handle, Tree.CHECKED_COLUMN, cast(void*)cast(int)checked); |
| 1283 /* | |
| 1284 * GTK+'s "inconsistent" state does not match DWT's concept of grayed. To | |
| 1285 * show checked+grayed differently from unchecked+grayed, we must toggle the | |
| 1286 * grayed state on check and uncheck. | |
| 1287 */ | |
| 1288 OS.gtk_tree_store_set1 (parent.modelHandle, cast(GtkTreeIter*)handle, Tree.GRAYED_COLUMN, cast(void*)cast(int)( !checked ? false : grayed)); | |
| 1289 cached = true; | |
| 1290 } | |
| 1291 | |
| 1292 /** | |
| 1293 * Sets the expanded state of the receiver. | |
| 1294 * <p> | |
| 1295 * | |
| 1296 * @param expanded the new expanded state | |
| 1297 * | |
| 1298 * @exception DWTException <ul> | |
| 1299 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 1300 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 1301 * </ul> | |
| 1302 */ | |
| 1303 public void setExpanded (bool expanded) { | |
| 1304 checkWidget(); | |
| 1305 auto path = OS.gtk_tree_model_get_path (parent.modelHandle, handle); | |
| 1306 if (expanded) { | |
| 1307 OS.g_signal_handlers_block_matched (parent.handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, null, null, udTEST_EXPAND_ROW); | |
| 1308 OS.gtk_tree_view_expand_row (parent.handle, path, false); | |
| 1309 OS.g_signal_handlers_unblock_matched (parent.handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, null, null, udTEST_EXPAND_ROW); | |
| 1310 } else { | |
| 1311 OS.g_signal_handlers_block_matched (parent.handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, null, null, udTEST_COLLAPSE_ROW); | |
| 1312 OS.gtk_widget_realize (parent.handle); | |
| 1313 OS.gtk_tree_view_collapse_row (parent.handle, path); | |
| 1314 OS.g_signal_handlers_unblock_matched (parent.handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, null, null, udTEST_COLLAPSE_ROW); | |
| 1315 } | |
| 1316 OS.gtk_tree_path_free (path); | |
| 1317 cached = true; | |
| 1318 } | |
| 1319 | |
| 1320 | |
| 1321 /** | |
| 1322 * Sets the font that the receiver will use to paint textual information | |
| 1323 * for this item to the font specified by the argument, or to the default font | |
| 1324 * for that kind of control if the argument is null. | |
| 1325 * | |
| 1326 * @param font the new font (or null) | |
| 1327 * | |
| 1328 * @exception IllegalArgumentException <ul> | |
| 1329 * <li>ERROR_INVALID_ARGUMENT - if the argument has been disposed</li> | |
| 1330 * </ul> | |
| 1331 * @exception DWTException <ul> | |
| 1332 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 1333 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 1334 * </ul> | |
| 1335 * | |
| 1336 * @since 3.0 | |
| 1337 */ | |
| 1338 public void setFont (Font font){ | |
| 1339 checkWidget (); | |
| 1340 if (font !is null && font.isDisposed ()) { | |
| 1341 DWT.error (DWT.ERROR_INVALID_ARGUMENT); | |
| 1342 } | |
| 240 | 1343 Font oldFont = this.font; |
| 1344 if (oldFont is font) return; | |
| 90 | 1345 this.font = font; |
| 240 | 1346 if (oldFont !is null && oldFont.opEquals (font)) return; |
| 1347 void* fontHandle = font !is null ? font.handle : null; | |
| 90 | 1348 OS.gtk_tree_store_set1 (parent.modelHandle, cast(GtkTreeIter*)handle, Tree.FONT_COLUMN, fontHandle); |
| 1349 /* | |
| 1350 * Bug in GTK. When using fixed-height-mode, | |
| 1351 * row changes do not cause the row to be repainted. The fix is to | |
| 1352 * invalidate the row when it is cleared. | |
| 1353 */ | |
| 1354 if ((parent.style & DWT.VIRTUAL) !is 0) { | |
| 1355 if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2) && OS.GTK_VERSION < OS.buildVERSION (2, 6, 3)) { | |
| 1356 redraw (); | |
| 1357 } | |
| 1358 } | |
| 1359 cached = true; | |
| 1360 } | |
| 1361 | |
| 1362 /** | |
| 1363 * Sets the font that the receiver will use to paint textual information | |
| 1364 * for the specified cell in this item to the font specified by the | |
| 1365 * argument, or to the default font for that kind of control if the | |
| 1366 * argument is null. | |
| 1367 * | |
| 1368 * @param index the column index | |
| 1369 * @param font the new font (or null) | |
| 1370 * | |
| 1371 * @exception IllegalArgumentException <ul> | |
| 1372 * <li>ERROR_INVALID_ARGUMENT - if the argument has been disposed</li> | |
| 1373 * </ul> | |
| 1374 * @exception DWTException <ul> | |
| 1375 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 1376 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 1377 * </ul> | |
| 1378 * | |
| 1379 * @since 3.1 | |
| 1380 */ | |
| 1381 public void setFont (int index, Font font) { | |
| 1382 checkWidget (); | |
| 1383 if (font !is null && font.isDisposed ()) { | |
| 1384 DWT.error (DWT.ERROR_INVALID_ARGUMENT); | |
| 1385 } | |
| 1386 int count = Math.max (1, parent.getColumnCount ()); | |
| 1387 if (0 > index || index > count - 1) return; | |
| 1388 if (cellFont is null) { | |
| 240 | 1389 if (font is null) return; |
| 90 | 1390 cellFont = new Font [count]; |
| 1391 } | |
| 240 | 1392 Font oldFont = cellFont [index]; |
| 1393 if (oldFont is font) return; | |
| 90 | 1394 cellFont [index] = font; |
| 240 | 1395 if (oldFont !is null && oldFont.opEquals (font)) return; |
| 90 | 1396 |
| 1397 int modelIndex = parent.columnCount is 0 ? Tree.FIRST_COLUMN : parent.columns [index].modelIndex; | |
| 1398 auto fontHandle = font !is null ? font.handle : null; | |
| 1399 OS.gtk_tree_store_set1 (parent.modelHandle, cast(GtkTreeIter*)handle, modelIndex + Tree.CELL_FONT, fontHandle); | |
| 1400 /* | |
| 1401 * Bug in GTK. When using fixed-height-mode, | |
| 1402 * row changes do not cause the row to be repainted. The fix is to | |
| 1403 * invalidate the row when it is cleared. | |
| 1404 */ | |
| 1405 if ((parent.style & DWT.VIRTUAL) !is 0) { | |
| 1406 if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2) && OS.GTK_VERSION < OS.buildVERSION (2, 6, 3)) { | |
| 1407 redraw (); | |
| 1408 } | |
| 1409 } | |
| 1410 cached = true; | |
| 1411 | |
| 1412 if (font !is null) { | |
| 1413 bool customDraw = (parent.columnCount is 0) ? parent.firstCustomDraw : parent.columns [index].customDraw; | |
| 1414 if (!customDraw) { | |
| 1415 if ((parent.style & DWT.VIRTUAL) is 0) { | |
| 1416 auto parentHandle = parent.handle; | |
| 1417 GtkTreeViewColumn* column; | |
| 1418 if (parent.columnCount > 0) { | |
| 1419 column = cast(GtkTreeViewColumn*)parent.columns [index].handle; | |
| 1420 } else { | |
| 1421 column = OS.gtk_tree_view_get_column (parentHandle, index); | |
| 1422 } | |
| 1423 if (column is null) return; | |
| 1424 auto textRenderer = parent.getTextRenderer (column); | |
| 1425 auto imageRenderer = parent.getPixbufRenderer (column); | |
| 1426 display.doCellDataProc( parentHandle, cast(GtkTreeViewColumn*)column, cast(GtkCellRenderer*)textRenderer ); | |
| 1427 display.doCellDataProc( parentHandle, cast(GtkTreeViewColumn*)column, cast(GtkCellRenderer*)imageRenderer ); | |
| 1428 } | |
| 1429 if (parent.columnCount is 0) { | |
| 1430 parent.firstCustomDraw = true; | |
| 1431 } else { | |
| 1432 parent.columns [index].customDraw = true; | |
| 1433 } | |
| 1434 } | |
| 1435 } | |
| 1436 } | |
| 1437 | |
| 1438 /** | |
| 1439 * Sets the receiver's foreground color to the color specified | |
| 1440 * by the argument, or to the default system color for the item | |
| 1441 * if the argument is null. | |
| 1442 * | |
| 1443 * @param color the new color (or null) | |
| 1444 * | |
| 1445 * @since 2.0 | |
| 1446 * | |
| 1447 * @exception IllegalArgumentException <ul> | |
| 1448 * <li>ERROR_INVALID_ARGUMENT - if the argument has been disposed</li> | |
| 1449 * </ul> | |
| 1450 * @exception DWTException <ul> | |
| 1451 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 1452 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 1453 * </ul> | |
| 1454 * | |
| 1455 * @since 2.0 | |
| 1456 * | |
| 1457 */ | |
| 1458 public void setForeground (Color color){ | |
| 1459 checkWidget (); | |
| 1460 if (color !is null && color.isDisposed ()) { | |
| 1461 DWT.error (DWT.ERROR_INVALID_ARGUMENT); | |
| 1462 } | |
| 240 | 1463 if (_getForeground ().opEquals (color)) return; |
| 90 | 1464 GdkColor *gdkColor = color !is null ? color.handle : null; |
| 1465 OS.gtk_tree_store_set1 (parent.modelHandle, cast(GtkTreeIter*)handle, Tree.FOREGROUND_COLUMN, gdkColor); | |
| 1466 /* | |
| 1467 * Bug in GTK. When using fixed-height-mode, | |
| 1468 * row changes do not cause the row to be repainted. The fix is to | |
| 1469 * invalidate the row when it is cleared. | |
| 1470 */ | |
| 1471 if ((parent.style & DWT.VIRTUAL) !is 0) { | |
| 1472 if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2) && OS.GTK_VERSION < OS.buildVERSION (2, 6, 3)) { | |
| 1473 redraw (); | |
| 1474 } | |
| 1475 } | |
| 1476 cached = true; | |
| 1477 } | |
| 1478 | |
| 1479 /** | |
| 1480 * Sets the foreground color at the given column index in the receiver | |
| 1481 * to the color specified by the argument, or to the default system color for the item | |
| 1482 * if the argument is null. | |
| 1483 * | |
| 1484 * @param index the column index | |
| 1485 * @param color the new color (or null) | |
| 1486 * | |
| 1487 * @exception IllegalArgumentException <ul> | |
| 1488 * <li>ERROR_INVALID_ARGUMENT - if the argument has been disposed</li> | |
| 1489 * </ul> | |
| 1490 * @exception DWTException <ul> | |
| 1491 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 1492 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 1493 * </ul> | |
| 1494 * | |
| 1495 * @since 3.1 | |
| 1496 * | |
| 1497 */ | |
| 1498 public void setForeground (int index, Color color){ | |
| 1499 checkWidget (); | |
| 1500 if (color !is null && color.isDisposed ()) { | |
| 1501 DWT.error (DWT.ERROR_INVALID_ARGUMENT); | |
| 1502 } | |
| 240 | 1503 if (_getForeground (index).opEquals (color)) return; |
| 90 | 1504 int count = Math.max (1, parent.getColumnCount ()); |
| 1505 if (0 > index || index > count - 1) return; | |
| 1506 int modelIndex = parent.columnCount is 0 ? Tree.FIRST_COLUMN : parent.columns [index].modelIndex; | |
| 1507 GdkColor *gdkColor = color !is null ? color.handle : null; | |
| 1508 OS.gtk_tree_store_set1 (parent.modelHandle, cast(GtkTreeIter*)handle, modelIndex + Tree.CELL_FOREGROUND, gdkColor); | |
| 1509 /* | |
| 1510 * Bug in GTK. When using fixed-height-mode, | |
| 1511 * row changes do not cause the row to be repainted. The fix is to | |
| 1512 * invalidate the row when it is cleared. | |
| 1513 */ | |
| 1514 if ((parent.style & DWT.VIRTUAL) !is 0) { | |
| 1515 if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2) && OS.GTK_VERSION < OS.buildVERSION (2, 6, 3)) { | |
| 1516 redraw (); | |
| 1517 } | |
| 1518 } | |
| 1519 cached = true; | |
| 1520 | |
| 1521 if (color !is null) { | |
| 1522 bool customDraw = (parent.columnCount is 0) ? parent.firstCustomDraw : parent.columns [index].customDraw; | |
| 1523 if (!customDraw) { | |
| 1524 if ((parent.style & DWT.VIRTUAL) is 0) { | |
| 1525 auto parentHandle = parent.handle; | |
| 1526 GtkTreeViewColumn* column; | |
| 1527 if (parent.columnCount > 0) { | |
| 1528 column = cast(GtkTreeViewColumn*)parent.columns [index].handle; | |
| 1529 } else { | |
| 1530 column = OS.gtk_tree_view_get_column (parentHandle, index); | |
| 1531 } | |
| 1532 if (column is null) return; | |
| 1533 auto textRenderer = parent.getTextRenderer (column); | |
| 1534 auto imageRenderer = parent.getPixbufRenderer (column); | |
| 1535 display.doCellDataProc( parentHandle, cast(GtkTreeViewColumn*)column, cast(GtkCellRenderer*)textRenderer ); | |
| 1536 display.doCellDataProc( parentHandle, cast(GtkTreeViewColumn*)column, cast(GtkCellRenderer*)imageRenderer ); | |
| 1537 } | |
| 1538 if (parent.columnCount is 0) { | |
| 1539 parent.firstCustomDraw = true; | |
| 1540 } else { | |
| 1541 parent.columns [index].customDraw = true; | |
| 1542 } | |
| 1543 } | |
| 1544 } | |
| 1545 } | |
| 1546 | |
| 1547 /** | |
| 1548 * Sets the grayed state of the checkbox for this item. This state change | |
| 1549 * only applies if the Tree was created with the DWT.CHECK style. | |
| 1550 * | |
| 1551 * @param grayed the new grayed state of the checkbox | |
| 1552 * | |
| 1553 * @exception DWTException <ul> | |
| 1554 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 1555 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 1556 * </ul> | |
| 1557 */ | |
| 1558 public void setGrayed (bool grayed) { | |
| 1559 checkWidget(); | |
| 1560 if ((parent.style & DWT.CHECK) is 0) return; | |
| 240 | 1561 if (this.grayed is grayed) return; |
| 90 | 1562 this.grayed = grayed; |
| 1563 /* | |
| 1564 * GTK+'s "inconsistent" state does not match DWT's concept of grayed. | |
| 1565 * Render checked+grayed as "inconsistent", unchecked+grayed as blank. | |
| 1566 */ | |
| 1567 void* ptr; | |
| 1568 OS.gtk_tree_model_get1 (parent.modelHandle, handle, Tree.CHECKED_COLUMN, &ptr); | |
| 1569 OS.gtk_tree_store_set1 (parent.modelHandle, cast(GtkTreeIter*)handle, Tree.GRAYED_COLUMN, cast(void*)cast(int)( ptr is null ? false : grayed)); | |
| 1570 cached = true; | |
| 1571 } | |
| 1572 | |
| 1573 /** | |
| 1574 * Sets the receiver's image at a column. | |
| 1575 * | |
| 1576 * @param index the column index | |
| 1577 * @param image the new image | |
| 1578 * | |
| 1579 * @exception IllegalArgumentException <ul> | |
| 1580 * <li>ERROR_INVALID_ARGUMENT - if the image has been disposed</li> | |
| 1581 * </ul> | |
| 1582 * @exception DWTException <ul> | |
| 1583 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 1584 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 1585 * </ul> | |
| 1586 * | |
| 1587 * @since 3.1 | |
| 1588 */ | |
| 1589 public void setImage (int index, Image image) { | |
| 1590 checkWidget (); | |
| 1591 if (image !is null && image.isDisposed()) { | |
| 1592 error(DWT.ERROR_INVALID_ARGUMENT); | |
| 1593 } | |
| 240 | 1594 if (image !is null && image.type is DWT.ICON) { |
| 1595 if (image.opEquals (_getImage (index))) return; | |
| 1596 } | |
| 90 | 1597 int count = Math.max (1, parent.getColumnCount ()); |
| 1598 if (0 > index || index > count - 1) return; | |
| 1599 GdkPixbuf* pixbuf; | |
| 1600 if (image !is null) { | |
| 1601 ImageList imageList = parent.imageList; | |
| 1602 if (imageList is null) imageList = parent.imageList = new ImageList (); | |
| 1603 int imageIndex = imageList.indexOf (image); | |
| 1604 if (imageIndex is -1) imageIndex = imageList.add (image); | |
| 1605 pixbuf = imageList.getPixbuf (imageIndex); | |
| 1606 } | |
| 1607 int modelIndex = parent.columnCount is 0 ? Tree.FIRST_COLUMN : parent.columns [index].modelIndex; | |
| 1608 OS.gtk_tree_store_set1 (parent.modelHandle, cast(GtkTreeIter*)handle, modelIndex + Tree.CELL_PIXBUF, pixbuf); | |
| 1609 /* | |
| 1610 * Bug in GTK. When using fixed-height-mode, | |
| 1611 * row changes do not cause the row to be repainted. The fix is to | |
| 1612 * invalidate the row when the image changes. | |
| 1613 */ | |
| 1614 if ((parent.style & DWT.VIRTUAL) !is 0) { | |
| 1615 if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2) && OS.GTK_VERSION < OS.buildVERSION (2, 6, 3)) { | |
| 1616 if (parent.columnCount is 0) { | |
| 1617 redraw (); | |
| 1618 } | |
| 1619 } | |
| 1620 } | |
| 1621 /* | |
| 1622 * Bug in GTK. When using fixed-height-mode, GTK does not recalculate the cell renderer width | |
| 1623 * when the image is changed in the model. The fix is to force it to recalculate the width if | |
| 1624 * more space is required. | |
| 1625 */ | |
| 1626 if ((parent.style & DWT.VIRTUAL) !is 0 && parent.currentItem is null) { | |
| 1627 if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2)) { | |
| 1628 if (image !is null) { | |
| 1629 auto parentHandle = parent.handle; | |
| 1630 auto column = OS.gtk_tree_view_get_column (parentHandle, index); | |
| 1631 int w; | |
| 1632 auto pixbufRenderer = parent.getPixbufRenderer(column); | |
| 1633 OS.gtk_tree_view_column_cell_get_position (column, pixbufRenderer, null, &w); | |
| 1634 if (w < image.getBounds().width) { | |
| 1635 /* | |
| 1636 * There is no direct way to clear the cell renderer width so we | |
| 1637 * are relying on the fact that it is done as part of modifying | |
| 1638 * the style. | |
| 1639 */ | |
| 1640 auto style = OS.gtk_widget_get_modifier_style (parentHandle); | |
| 240 | 1641 parent.modifyStyle (parentHandle, style); |
| 90 | 1642 } |
| 1643 } | |
| 1644 } | |
| 1645 } | |
| 1646 cached = true; | |
| 1647 } | |
| 1648 | |
|
150
f2e04420fd6c
reworked overrides and superclass aliases
Frank Benoit <benoit@tionex.de>
parents:
108
diff
changeset
|
1649 public override void setImage (Image image) { |
| 90 | 1650 checkWidget (); |
| 1651 setImage (0, image); | |
| 1652 } | |
| 1653 | |
| 1654 /** | |
| 1655 * Sets the image for multiple columns in the tree. | |
| 1656 * | |
| 1657 * @param images the array of new images | |
| 1658 * | |
| 1659 * @exception IllegalArgumentException <ul> | |
| 1660 * <li>ERROR_NULL_ARGUMENT - if the array of images is null</li> | |
| 1661 * <li>ERROR_INVALID_ARGUMENT - if one of the images has been disposed</li> | |
| 1662 * </ul> | |
| 1663 * @exception DWTException <ul> | |
| 1664 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 1665 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 1666 * </ul> | |
| 1667 * | |
| 1668 * @since 3.1 | |
| 1669 */ | |
| 1670 public void setImage (Image [] images) { | |
| 1671 checkWidget (); | |
| 1672 if (images is null) error (DWT.ERROR_NULL_ARGUMENT); | |
| 1673 for (int i=0; i<images.length; i++) { | |
| 1674 setImage (i, images [i]); | |
| 1675 } | |
| 1676 } | |
| 1677 | |
| 1678 /** | |
| 1679 * Sets the number of child items contained in the receiver. | |
| 1680 * | |
| 1681 * @param count the number of items | |
| 1682 * | |
| 1683 * @exception DWTException <ul> | |
| 1684 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 1685 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 1686 * </ul> | |
| 1687 * | |
| 1688 * @since 3.2 | |
| 1689 */ | |
| 1690 public void setItemCount (int count) { | |
| 1691 checkWidget (); | |
| 1692 count = Math.max (0, count); | |
| 1693 parent.setItemCount (cast(GtkTreeIter*)handle, count); | |
| 1694 } | |
| 1695 | |
| 1696 /** | |
| 1697 * Sets the receiver's text at a column | |
| 1698 * | |
| 1699 * @param index the column index | |
| 1700 * @param string the new text | |
| 1701 * | |
| 1702 * @exception IllegalArgumentException <ul> | |
| 1703 * <li>ERROR_NULL_ARGUMENT - if the text is null</li> | |
| 1704 * </ul> | |
| 1705 * @exception DWTException <ul> | |
| 1706 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 1707 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 1708 * </ul> | |
| 1709 * | |
| 1710 * @since 3.1 | |
| 1711 */ | |
| 238 | 1712 public void setText (int index, String string) { |
| 90 | 1713 checkWidget (); |
| 1714 if (string is null) error (DWT.ERROR_NULL_ARGUMENT); | |
| 240 | 1715 if (_getText (index).equals (string)) return; |
| 90 | 1716 int count = Math.max (1, parent.getColumnCount ()); |
| 1717 if (0 > index || index > count - 1) return; | |
| 1718 char* buffer = tango.stdc.stringz.toStringz(string); | |
| 1719 int modelIndex = parent.columnCount is 0 ? Tree.FIRST_COLUMN : parent.columns [index].modelIndex; | |
| 1720 OS.gtk_tree_store_set1 (parent.modelHandle, cast(GtkTreeIter*)handle, modelIndex + Tree.CELL_TEXT, buffer); | |
| 1721 /* | |
| 1722 * Bug in GTK. When using fixed-height-mode, | |
| 1723 * row changes do not cause the row to be repainted. The fix is to | |
| 1724 * invalidate the row when the text changes. | |
| 1725 */ | |
| 1726 if ((parent.style & DWT.VIRTUAL) !is 0) { | |
| 1727 if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2) && OS.GTK_VERSION < OS.buildVERSION (2, 6, 3)) { | |
| 1728 redraw (); | |
| 1729 } | |
| 1730 } | |
| 1731 cached = true; | |
| 1732 } | |
| 1733 | |
| 238 | 1734 public override void setText (String string) { |
| 90 | 1735 checkWidget (); |
| 1736 setText (0, string); | |
| 1737 } | |
| 1738 | |
| 1739 /** | |
| 1740 * Sets the text for multiple columns in the tree. | |
| 1741 * | |
| 1742 * @param strings the array of new strings | |
| 1743 * | |
| 1744 * @exception IllegalArgumentException <ul> | |
| 1745 * <li>ERROR_NULL_ARGUMENT - if the text is null</li> | |
| 1746 * </ul> | |
| 1747 * @exception DWTException <ul> | |
| 1748 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 1749 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 1750 * </ul> | |
| 1751 * | |
| 1752 * @since 3.1 | |
| 1753 */ | |
| 238 | 1754 public void setText (String [] strings) { |
| 90 | 1755 checkWidget (); |
| 1756 if (strings is null) error (DWT.ERROR_NULL_ARGUMENT); | |
| 1757 for (int i=0; i<strings.length; i++) { | |
| 238 | 1758 String string = strings [i]; |
| 90 | 1759 if (string !is null) setText (i, string); |
| 1760 } | |
| 1761 } | |
| 1762 } |