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annotate org.eclipse.swt.gtk.linux.x86/src/org/eclipse/swt/widgets/FileDialog.d @ 49:7a2dd761a8b2
more work until dmd 2.026 linux segfaults.
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Fri, 27 Mar 2009 12:59:54 +0100 |
| parents | ddbfe84d86df |
| children | d5075f5226e5 |
| rev | line source |
|---|---|
| 25 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2000, 2008 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 | |
| 10 * Port to the D programming language: | |
| 11 * Frank Benoit <benoit@tionex.de> | |
| 12 *******************************************************************************/ | |
| 13 module org.eclipse.swt.widgets.FileDialog; | |
| 14 | |
| 15 | |
| 16 | |
| 17 import org.eclipse.swt.SWT; | |
| 18 import org.eclipse.swt.SWTException; | |
| 19 import org.eclipse.swt.internal.gtk.OS; | |
| 20 import org.eclipse.swt.widgets.Dialog; | |
| 21 import org.eclipse.swt.widgets.Shell; | |
| 22 import org.eclipse.swt.widgets.Display; | |
| 23 import java.lang.all; | |
| 24 | |
| 48 | 25 version(Tango){ |
|
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26 static import tango.io.model.IFile; |
| 48 | 27 } else { // Phobos |
| 28 } | |
| 25 | 29 |
| 30 /** | |
| 31 * Instances of this class allow the user to navigate | |
| 32 * the file system and select or enter a file name. | |
| 33 * <dl> | |
| 34 * <dt><b>Styles:</b></dt> | |
| 35 * <dd>SAVE, OPEN, MULTI</dd> | |
| 36 * <dt><b>Events:</b></dt> | |
| 37 * <dd>(none)</dd> | |
| 38 * </dl> | |
| 39 * <p> | |
| 40 * Note: Only one of the styles SAVE and OPEN may be specified. | |
| 41 * </p><p> | |
| 42 * IMPORTANT: This class is intended to be subclassed <em>only</em> | |
| 43 * within the SWT implementation. | |
| 44 * </p> | |
| 45 * | |
| 46 * @see <a href="http://www.eclipse.org/swt/snippets/#filedialog">FileDialog snippets</a> | |
| 47 * @see <a href="http://www.eclipse.org/swt/examples.php">SWT Example: ControlExample, Dialog tab</a> | |
| 48 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> | |
| 49 */ | |
| 50 public class FileDialog : Dialog { | |
| 51 String [] filterNames; | |
| 52 String [] filterExtensions; | |
| 53 String filterPath = ""; | |
| 54 String fileName = ""; | |
| 55 String[] fileNames; | |
| 56 String fullPath = ""; | |
| 57 int filterIndex = -1; | |
| 58 bool overwrite = false; | |
| 59 GtkWidget* handle; | |
|
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60 version(Tango){ |
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61 static const char SEPARATOR = tango.io.model.IFile.FileConst.PathSeparatorChar; |
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62 } else { // Phobos |
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63 static const char SEPARATOR = std.path.sep; |
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64 } |
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65 static const char EXTENSION_SEPARATOR = ';'; |
| 25 | 66 |
| 67 /** | |
| 68 * Constructs a new instance of this class given only its parent. | |
| 69 * | |
| 70 * @param parent a shell which will be the parent of the new instance | |
| 71 * | |
| 72 * @exception IllegalArgumentException <ul> | |
| 73 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> | |
| 74 * </ul> | |
| 75 * @exception SWTException <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 public this (Shell parent) { | |
| 81 this (parent, SWT.APPLICATION_MODAL); | |
| 82 } | |
| 83 /** | |
| 84 * Constructs a new instance of this class given its parent | |
| 85 * and a style value describing its behavior and appearance. | |
| 86 * <p> | |
| 87 * The style value is either one of the style constants defined in | |
| 88 * class <code>SWT</code> which is applicable to instances of this | |
| 89 * class, or must be built by <em>bitwise OR</em>'ing together | |
| 90 * (that is, using the <code>int</code> "|" operator) two or more | |
| 91 * of those <code>SWT</code> style constants. The class description | |
| 92 * lists the style constants that are applicable to the class. | |
| 93 * Style bits are also inherited from superclasses. | |
| 94 * </p> | |
| 95 * | |
| 96 * @param parent a shell which will be the parent of the new instance | |
| 97 * @param style the style of dialog to construct | |
| 98 * | |
| 99 * @exception IllegalArgumentException <ul> | |
| 100 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> | |
| 101 * </ul> | |
| 102 * @exception SWTException <ul> | |
| 103 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> | |
| 104 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> | |
| 105 * </ul> | |
| 106 */ | |
| 107 public this (Shell parent, int style) { | |
| 108 super (parent, checkStyle (parent, style)); | |
| 109 checkSubclass (); | |
| 110 } | |
| 111 String computeResultChooserDialog () { | |
| 112 /* MULTI is only valid if the native dialog's action is Open */ | |
| 113 fullPath = null; | |
| 114 if ((style & (SWT.SAVE | SWT.MULTI)) is SWT.MULTI) { | |
| 115 auto list = OS.gtk_file_chooser_get_filenames (handle); | |
| 116 int listLength = OS.g_slist_length (list); | |
| 117 fileNames = new String [listLength]; | |
| 118 auto current = list; | |
| 119 int writePos = 0; | |
| 120 for (int i = 0; i < listLength; i++) { | |
| 121 auto name = cast(char*)OS.g_slist_data (current); | |
| 122 uint items_written; | |
| 123 char* utf8Ptr = OS.g_filename_to_utf8 (name, -1, null, &items_written, null); | |
| 124 OS.g_free (name); | |
| 125 if (utf8Ptr !is null) { | |
| 126 fullPath = utf8Ptr[ 0 .. items_written ].dup; | |
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127 int start = fullPath.lastIndexOf( SEPARATOR); |
| 25 | 128 fileNames [writePos++] = fullPath[ start + 1 .. $ ].dup; |
| 129 OS.g_free (utf8Ptr); | |
| 130 } | |
| 131 current = OS.g_slist_next (current); | |
| 132 } | |
| 133 if (writePos !is 0 && writePos !is listLength) { | |
| 134 String [] validFileNames = new String [writePos]; | |
| 135 System.arraycopy (fileNames, 0, validFileNames, 0, writePos); | |
| 136 fileNames = validFileNames; | |
| 137 } | |
| 138 OS.g_slist_free (list); | |
| 139 } else { | |
| 140 auto path = OS.gtk_file_chooser_get_filename (handle); | |
| 141 if (path !is null) { | |
| 142 uint items_written; | |
| 143 auto utf8Ptr = OS.g_filename_to_utf8 (path, -1, null, &items_written, null); | |
| 144 OS.g_free (path); | |
| 145 if (utf8Ptr !is null) { | |
| 146 fullPath = utf8Ptr[ 0 .. items_written ].dup; | |
| 147 fileNames = new String [1]; | |
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148 int start = fullPath.lastIndexOf( SEPARATOR); |
| 25 | 149 fileNames[0] = fullPath[ start + 1 .. $ ]; |
| 150 OS.g_free (utf8Ptr); | |
| 151 } | |
| 152 } | |
| 153 } | |
| 154 filterIndex = -1; | |
| 155 auto filter = OS.gtk_file_chooser_get_filter (handle); | |
| 156 if (filter !is null) { | |
| 157 auto filterNamePtr = OS.gtk_file_filter_get_name (filter); | |
| 158 if (filterNamePtr !is null) { | |
| 159 String filterName = fromStringz(filterNamePtr).dup; | |
| 160 //OS.g_free (filterNamePtr); //GTK owns this pointer - do not free | |
| 161 for (int i = 0; i < filterExtensions.length; i++) { | |
| 162 if (filterNames.length > 0) { | |
| 163 if (filterNames[i].equals(filterName)) { | |
| 164 filterIndex = i; | |
| 165 break; | |
| 166 } | |
| 167 } else { | |
| 168 if (filterExtensions[i].equals(filterName)) { | |
| 169 filterIndex = i; | |
| 170 break; | |
| 171 } | |
| 172 } | |
| 173 } | |
| 174 } | |
| 175 } | |
| 176 if (fullPath !is null) { | |
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177 int separatorIndex = fullPath.lastIndexOf( SEPARATOR); |
| 25 | 178 fileName = fullPath[separatorIndex + 1 .. $ ]; |
| 179 filterPath = fullPath[0 .. separatorIndex ]; | |
| 180 } | |
| 181 return fullPath; | |
| 182 } | |
| 183 String computeResultClassicDialog () { | |
| 184 filterIndex = -1; | |
| 185 GtkFileSelection* selection = cast(GtkFileSelection*)handle; | |
| 186 auto entry = selection.selection_entry; | |
| 187 auto entryText = OS.gtk_entry_get_text (entry); | |
| 188 String txt = fromStringz( entryText ); | |
| 189 if (txt.length is 0) { | |
| 190 auto fileList = selection.file_list; | |
| 191 auto listSelection = OS.gtk_tree_view_get_selection (fileList); | |
| 192 void* model; | |
| 193 auto selectedList = OS.gtk_tree_selection_get_selected_rows (listSelection, &model); | |
| 194 if (selectedList is null) return null; | |
| 195 int listLength = OS.g_list_length (selectedList); | |
| 196 if (listLength is 0) { | |
| 197 OS.g_list_free (selectedList); | |
| 198 return null; | |
| 199 } | |
| 200 auto path = OS.g_list_nth_data (selectedList, 0); | |
| 201 char* ptr; | |
| 202 GtkTreeIter iter; | |
| 203 if (OS.gtk_tree_model_get_iter (&model, &iter, path)) { | |
| 204 OS.gtk_tree_model_get1 (&model, &iter, 0, cast(void**)&ptr); | |
| 205 } | |
| 206 for (int i = 0; i < listLength; i++) { | |
| 207 OS.gtk_tree_path_free (OS.g_list_nth_data (selectedList, i)); | |
| 208 } | |
| 209 OS.g_list_free (selectedList); | |
| 210 if (ptr is null) return null; | |
| 211 OS.gtk_entry_set_text (entry, ptr); | |
| 212 OS.g_free (ptr); | |
| 213 } | |
| 214 | |
| 215 auto fileNamePtr = OS.gtk_file_selection_get_filename (handle); | |
| 216 uint items_written; | |
| 217 auto utf8Ptr = OS.g_filename_to_utf8 (fileNamePtr, -1, null, &items_written, null); | |
| 218 String osAnswer = utf8Ptr[ 0 .. items_written ].dup; | |
| 219 OS.g_free (utf8Ptr); | |
| 220 | |
| 221 if (osAnswer.length is 0) return null; | |
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222 int separatorIndex = osAnswer.lastIndexOf( SEPARATOR); |
| 25 | 223 if (separatorIndex+1 is osAnswer.length ) return null; |
| 224 | |
| 225 String answer = fullPath = osAnswer; | |
| 226 fileName = fullPath[ separatorIndex+1 .. $ ]; | |
| 227 filterPath = fullPath[ 0 .. separatorIndex ]; | |
| 228 if ((style & SWT.MULTI) is 0) { | |
| 229 fileNames = [ fileName ]; | |
| 230 } else { | |
| 231 auto namesPtr = OS.gtk_file_selection_get_selections (handle); | |
| 232 auto namesPtr1 = namesPtr; | |
| 233 char* namePtr = namesPtr1[0]; | |
| 234 int length_ = 0; | |
| 235 while (namePtr !is null) { | |
| 236 length_++; | |
| 237 namePtr = namesPtr1[length_]; | |
| 238 } | |
| 239 fileNames = new String[](length_); | |
| 240 for (int i = 0; i < length_; i++) { | |
| 241 utf8Ptr = OS.g_filename_to_utf8 (namesPtr [i], -1, null, &items_written, null); | |
| 242 String name = utf8Ptr[ 0 .. items_written ].dup; | |
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parents:
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diff
changeset
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243 int start = name.lastIndexOf( SEPARATOR); |
| 25 | 244 fileNames [i] = name[ start + 1 .. $ ].dup; |
| 245 OS.g_free (utf8Ptr); | |
| 246 } | |
| 247 OS.g_strfreev (namesPtr); | |
| 248 } | |
| 249 return answer; | |
| 250 } | |
| 251 /** | |
| 252 * Returns the path of the first file that was | |
| 253 * selected in the dialog relative to the filter path, or an | |
| 254 * empty string if no such file has been selected. | |
| 255 * | |
| 256 * @return the relative path of the file | |
| 257 */ | |
| 258 public String getFileName () { | |
| 259 return fileName; | |
| 260 } | |
| 261 /** | |
| 262 * Returns a (possibly empty) array with the paths of all files | |
| 263 * that were selected in the dialog relative to the filter path. | |
| 264 * | |
| 265 * @return the relative paths of the files | |
| 266 */ | |
| 267 public String [] getFileNames () { | |
| 268 return fileNames; | |
| 269 } | |
| 270 /** | |
| 271 * Returns the file extensions which the dialog will | |
| 272 * use to filter the files it shows. | |
| 273 * | |
| 274 * @return the file extensions filter | |
| 275 */ | |
| 276 public String [] getFilterExtensions () { | |
| 277 return filterExtensions; | |
| 278 } | |
| 279 /** | |
| 280 * Get the 0-based index of the file extension filter | |
| 281 * which was selected by the user, or -1 if no filter | |
| 282 * was selected. | |
| 283 * <p> | |
| 284 * This is an index into the FilterExtensions array and | |
| 285 * the FilterNames array. | |
| 286 * </p> | |
| 287 * | |
| 288 * @return index the file extension filter index | |
| 289 * | |
| 290 * @see #getFilterExtensions | |
| 291 * @see #getFilterNames | |
| 292 * | |
| 293 * @since 3.4 | |
| 294 */ | |
| 295 public int getFilterIndex () { | |
| 296 return filterIndex; | |
| 297 } | |
| 298 /** | |
| 299 * Returns the names that describe the filter extensions | |
| 300 * which the dialog will use to filter the files it shows. | |
| 301 * | |
| 302 * @return the list of filter names | |
| 303 */ | |
| 304 public String [] getFilterNames () { | |
| 305 return filterNames; | |
| 306 } | |
| 307 /** | |
| 308 * Returns the directory path that the dialog will use, or an empty | |
| 309 * string if this is not set. File names in this path will appear | |
| 310 * in the dialog, filtered according to the filter extensions. | |
| 311 * | |
| 312 * @return the directory path string | |
| 313 * | |
| 314 * @see #setFilterExtensions | |
| 315 */ | |
| 316 public String getFilterPath () { | |
| 317 return filterPath; | |
| 318 } | |
| 319 /** | |
| 320 * Returns the flag that the dialog will use to | |
| 321 * determine whether to prompt the user for file | |
| 322 * overwrite if the selected file already exists. | |
| 323 * | |
| 324 * @return true if the dialog will prompt for file overwrite, false otherwise | |
| 325 * | |
| 326 * @since 3.4 | |
| 327 */ | |
| 328 public bool getOverwrite () { | |
| 329 return overwrite; | |
| 330 } | |
| 331 /** | |
| 332 * Makes the dialog visible and brings it to the front | |
| 333 * of the display. | |
| 334 * | |
| 335 * @return a string describing the absolute path of the first selected file, | |
| 336 * or null if the dialog was cancelled or an error occurred | |
| 337 * | |
| 338 * @exception SWTException <ul> | |
| 339 * <li>ERROR_WIDGET_DISPOSED - if the dialog has been disposed</li> | |
| 340 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the dialog</li> | |
| 341 * </ul> | |
| 342 */ | |
| 343 public String open () { | |
| 344 bool useChooserDialog = OS.GTK_VERSION >= OS.buildVERSION (2, 4, 10); | |
| 345 if (useChooserDialog) { | |
| 346 return openChooserDialog (); | |
| 347 } else { | |
| 348 return openClassicDialog (); | |
| 349 } | |
| 350 } | |
| 351 String openChooserDialog () { | |
| 352 char* titleBytes = toStringz( title ); | |
| 353 int action = (style & SWT.SAVE) !is 0 ? | |
| 354 OS.GTK_FILE_CHOOSER_ACTION_SAVE : | |
| 355 OS.GTK_FILE_CHOOSER_ACTION_OPEN; | |
| 356 auto shellHandle = parent.topHandle (); | |
| 357 handle = OS.gtk_file_chooser_dialog_new2 ( | |
| 358 titleBytes, | |
| 359 shellHandle, | |
| 360 action, | |
| 361 OS.GTK_STOCK_CANCEL (), OS.GTK_RESPONSE_CANCEL, | |
| 362 OS.GTK_STOCK_OK (), OS.GTK_RESPONSE_OK); | |
| 363 auto pixbufs = OS.gtk_window_get_icon_list (shellHandle); | |
| 364 if (pixbufs !is null) { | |
| 365 OS.gtk_window_set_icon_list (handle, pixbufs); | |
| 366 OS.g_list_free (pixbufs); | |
| 367 } | |
| 368 presetChooserDialog (); | |
| 369 Display display = parent !is null ? parent.getDisplay (): Display.getCurrent (); | |
| 370 display.addIdleProc (); | |
| 371 String answer = null; | |
| 372 Dialog oldModal = null; | |
| 373 if (OS.gtk_window_get_modal (handle)) { | |
| 374 oldModal = display.getModalDialog (); | |
| 375 display.setModalDialog (this); | |
| 376 } | |
| 377 uint signalId = 0; | |
| 378 uint /*long*/ hookId = 0; | |
| 379 CallbackData emissionData; | |
| 380 emissionData.display = display; | |
| 381 if ((style & SWT.RIGHT_TO_LEFT) !is 0) { | |
| 382 signalId = OS.g_signal_lookup (OS.map.ptr, OS.GTK_TYPE_WIDGET()); | |
| 383 emissionData.data = handle; | |
| 384 hookId = OS.g_signal_add_emission_hook (signalId, 0, &Display.emissionFunc, &emissionData, null); | |
| 385 } | |
| 386 int response = OS.gtk_dialog_run (handle); | |
| 387 if ((style & SWT.RIGHT_TO_LEFT) !is 0) { | |
| 388 OS.g_signal_remove_emission_hook (signalId, hookId); | |
| 389 } | |
| 390 if (OS.gtk_window_get_modal (handle)) { | |
| 391 display.setModalDialog (oldModal); | |
| 392 } | |
| 393 if (response is OS.GTK_RESPONSE_OK) { | |
| 394 answer = computeResultChooserDialog (); | |
| 395 } | |
| 396 display.removeIdleProc (); | |
| 397 OS.gtk_widget_destroy (handle); | |
| 398 return answer; | |
| 399 } | |
| 400 String openClassicDialog () { | |
| 401 char* titleBytes = toStringz( title ); | |
| 402 handle = OS.gtk_file_selection_new (titleBytes); | |
| 403 if (parent !is null) { | |
| 404 auto shellHandle = parent.topHandle (); | |
| 405 OS.gtk_window_set_transient_for (handle, shellHandle); | |
| 406 auto pixbufs = OS.gtk_window_get_icon_list (shellHandle); | |
| 407 if (pixbufs !is null) { | |
| 408 OS.gtk_window_set_icon_list (handle, pixbufs); | |
| 409 OS.g_list_free (pixbufs); | |
| 410 } | |
| 411 } | |
| 412 presetClassicDialog (); | |
| 413 Display display = parent !is null ? parent.getDisplay (): Display.getCurrent (); | |
| 414 display.addIdleProc (); | |
| 415 String answer = null; | |
| 416 Dialog oldModal = null; | |
| 417 if (OS.gtk_window_get_modal (handle)) { | |
| 418 oldModal = display.getModalDialog (); | |
| 419 display.setModalDialog (this); | |
| 420 } | |
| 421 int signalId = 0; | |
| 422 int /*long*/ hookId = 0; | |
| 423 CallbackData emissionData; | |
| 424 emissionData.display = display; | |
| 425 if ((style & SWT.RIGHT_TO_LEFT) !is 0) { | |
| 426 signalId = OS.g_signal_lookup (OS.map.ptr, OS.GTK_TYPE_WIDGET()); | |
| 427 emissionData.data = handle; | |
| 428 hookId = OS.g_signal_add_emission_hook (signalId, 0, &Display.emissionFunc, &emissionData, null); | |
| 429 } | |
| 430 int response = OS.gtk_dialog_run (handle); | |
| 431 if ((style & SWT.RIGHT_TO_LEFT) !is 0) { | |
| 432 OS.g_signal_remove_emission_hook (signalId, hookId); | |
| 433 } | |
| 434 if (OS.gtk_window_get_modal (handle)) { | |
| 435 display.setModalDialog (oldModal); | |
| 436 } | |
| 437 if (response is OS.GTK_RESPONSE_OK) { | |
| 438 answer = computeResultClassicDialog (); | |
| 439 } | |
| 440 display.removeIdleProc (); | |
| 441 OS.gtk_widget_destroy (handle); | |
| 442 return answer; | |
| 443 } | |
| 444 void presetChooserDialog () { | |
| 445 /* MULTI is only valid if the native dialog's action is Open */ | |
| 446 if ((style & (SWT.SAVE | SWT.MULTI)) is SWT.MULTI) { | |
| 447 OS.gtk_file_chooser_set_select_multiple (handle, true); | |
| 448 } | |
| 449 if (filterPath is null) filterPath = ""; | |
| 450 if (fileName is null) fileName = ""; | |
| 451 if (filterPath.length > 0) { | |
| 452 StringBuffer stringBuffer = new StringBuffer(); | |
| 453 /* filename must be a full path */ | |
| 454 if (filterPath[0] !is SEPARATOR) { | |
| 455 stringBuffer.append (SEPARATOR); | |
| 456 } | |
| 457 stringBuffer.append (filterPath); | |
| 458 if (fileName.length > 0 && (style & SWT.SAVE) is 0) { | |
| 459 if (filterPath[filterPath.length - 1 ] !is SEPARATOR) { | |
| 460 stringBuffer.append (SEPARATOR); | |
| 461 } | |
| 462 stringBuffer.append (fileName); | |
| 463 char* buffer = toStringz( stringBuffer.toString ()); | |
| 464 /* | |
| 465 * Bug in GTK. GtkFileChooser may crash on GTK versions 2.4.10 to 2.6 | |
| 466 * when setting a file name that is not a true canonical path. | |
| 467 * The fix is to use the canonical path. | |
| 468 */ | |
| 469 auto ptr = OS.realpath (buffer, null); | |
| 470 if (ptr !is null) { | |
| 471 OS.gtk_file_chooser_set_filename (handle, ptr); | |
| 472 OS.g_free (ptr); | |
| 473 } | |
| 474 } else { | |
| 475 char* buffer = toStringz( stringBuffer.toString () ); | |
| 476 /* | |
| 477 * Bug in GTK. GtkFileChooser may crash on GTK versions 2.4.10 to 2.6 | |
| 478 * when setting a file name that is not a true canonical path. | |
| 479 * The fix is to use the canonical path. | |
| 480 */ | |
| 481 auto ptr = OS.realpath (buffer, null); | |
| 482 if (ptr !is null) { | |
| 483 OS.gtk_file_chooser_set_current_folder (handle, ptr); | |
| 484 OS.g_free (ptr); | |
| 485 } | |
| 486 } | |
| 487 } else { | |
| 488 if (fileName.length > 0) { | |
| 489 if (fileName[0] is SEPARATOR) { | |
| 490 char* buffer = toStringz(fileName); | |
| 491 | |
| 492 /* | |
| 493 * Bug in GTK. GtkFileChooser may crash on GTK versions 2.4.10 to 2.6 | |
| 494 * when setting a file name that is not a true canonical path. | |
| 495 * The fix is to use the canonical path. | |
| 496 */ | |
| 497 auto ptr = OS.realpath (buffer, null); | |
| 498 if (ptr !is null) { | |
| 499 OS.gtk_file_chooser_set_filename (handle, ptr); | |
| 500 OS.g_free (ptr); | |
| 501 } | |
| 502 } | |
| 503 } | |
| 504 } | |
| 505 if ((style & SWT.SAVE) !is 0 && fileName.length > 0) { | |
| 506 char* buffer = toStringz(fileName); | |
| 507 OS.gtk_file_chooser_set_current_name (handle, buffer); | |
| 508 } | |
| 509 if ((style & SWT.SAVE) !is 0) { | |
| 510 if (OS.GTK_VERSION >= OS.buildVERSION (2, 8, 0)) { | |
| 511 OS.gtk_file_chooser_set_do_overwrite_confirmation (handle, overwrite); | |
| 512 } | |
| 513 } | |
| 514 | |
| 515 /* Set the extension filters */ | |
| 516 if (filterNames is null) filterNames = null; | |
| 517 if (filterExtensions is null) filterExtensions = null; | |
| 518 GtkFileFilter* initialFilter = null; | |
| 519 for (int i = 0; i < filterExtensions.length; i++) { | |
| 520 if (filterExtensions [i] !is null) { | |
| 521 auto filter = OS.gtk_file_filter_new (); | |
| 522 if (filterNames.length > i && filterNames [i] !is null) { | |
| 523 char* name = toStringz(filterNames [i]); | |
| 524 OS.gtk_file_filter_set_name (filter, name); | |
| 525 } else { | |
| 526 char* name = toStringz(filterExtensions [i]); | |
| 527 OS.gtk_file_filter_set_name (filter, name); | |
| 528 } | |
| 529 int start = 0; | |
|
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changeset
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530 int index = filterExtensions [i].indexOf( EXTENSION_SEPARATOR ); |
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changeset
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531 while (index !is -1 ) { |
| 25 | 532 String current = filterExtensions [i][ start .. index ]; |
| 533 char* filterString = toStringz(current); | |
| 534 OS.gtk_file_filter_add_pattern (filter, filterString); | |
| 535 start = index + 1; | |
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parents:
48
diff
changeset
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536 index = filterExtensions [i].indexOf( EXTENSION_SEPARATOR, start); |
| 25 | 537 } |
| 538 String current = filterExtensions [i][ start .. $ ]; | |
| 539 char* filterString = toStringz(current); | |
| 540 OS.gtk_file_filter_add_pattern (filter, filterString); | |
| 541 OS.gtk_file_chooser_add_filter (handle, filter); | |
| 542 if (i is filterIndex) { | |
| 543 initialFilter = filter; | |
| 544 } | |
| 545 } | |
| 546 } | |
| 547 if (initialFilter !is null) { | |
| 548 OS.gtk_file_chooser_set_filter(handle, initialFilter); | |
| 549 } | |
| 550 fullPath = null; | |
| 551 fileNames = null; | |
| 552 } | |
| 553 void presetClassicDialog () { | |
| 554 OS.gtk_file_selection_set_select_multiple(handle, (style & SWT.MULTI) !is 0); | |
| 555 | |
| 556 /* Calculate the fully-specified file name and convert to bytes */ | |
| 557 StringBuffer stringBuffer = new StringBuffer(); | |
| 558 if (filterPath is null) { | |
| 559 filterPath = ""; | |
| 560 } else { | |
| 561 if (filterPath.length > 0) { | |
| 562 stringBuffer.append (filterPath); | |
| 563 if (filterPath[filterPath.length - 1] !is SEPARATOR) { | |
| 564 stringBuffer.append (SEPARATOR); | |
| 565 } | |
| 566 } | |
| 567 } | |
| 568 if (fileName is null) { | |
| 569 fileName = ""; | |
| 570 } else { | |
| 571 stringBuffer.append (fileName); | |
| 572 } | |
| 573 fullPath = stringBuffer.toString (); | |
| 574 auto fileNamePtr = OS.g_filename_from_utf8 (toStringz( fullPath ), -1, null, null, null); | |
| 575 OS.gtk_file_selection_set_filename (handle, fileNamePtr); | |
| 576 OS.g_free (fileNamePtr); | |
| 577 | |
| 578 if (filterNames is null) filterNames = null; | |
| 579 if (filterExtensions is null) filterExtensions = null; | |
| 580 fullPath = null; | |
| 581 fileNames = null; | |
| 582 } | |
| 583 /** | |
| 584 * Set the initial filename which the dialog will | |
| 585 * select by default when opened to the argument, | |
| 586 * which may be null. The name will be prefixed with | |
| 587 * the filter path when one is supplied. | |
| 588 * | |
| 589 * @param string the file name | |
| 590 */ | |
| 591 public void setFileName (String string) { | |
| 592 fileName = string; | |
| 593 } | |
| 594 /** | |
| 595 * Set the file extensions which the dialog will | |
| 596 * use to filter the files it shows to the argument, | |
| 597 * which may be null. | |
| 598 * <p> | |
| 599 * The strings are platform specific. For example, on | |
| 600 * some platforms, an extension filter string is typically | |
| 601 * of the form "*.extension", where "*.*" matches all files. | |
| 602 * For filters with multiple extensions, use semicolon as | |
| 603 * a separator, e.g. "*.jpg;*.png". | |
| 604 * </p> | |
| 605 * | |
| 606 * @param extensions the file extension filter | |
| 607 * | |
| 608 * @see #setFilterNames to specify the user-friendly | |
| 609 * names corresponding to the extensions | |
| 610 */ | |
| 611 public void setFilterExtensions (String [] extensions) { | |
| 612 filterExtensions = extensions; | |
| 613 } | |
| 614 /** | |
| 615 * Set the 0-based index of the file extension filter | |
| 616 * which the dialog will use initially to filter the files | |
| 617 * it shows to the argument. | |
| 618 * <p> | |
| 619 * This is an index into the FilterExtensions array and | |
| 620 * the FilterNames array. | |
| 621 * </p> | |
| 622 * | |
| 623 * @param index the file extension filter index | |
| 624 * | |
| 625 * @see #setFilterExtensions | |
| 626 * @see #setFilterNames | |
| 627 * | |
| 628 * @since 3.4 | |
| 629 */ | |
| 630 public void setFilterIndex (int index) { | |
| 631 filterIndex = index; | |
| 632 } | |
| 633 /** | |
| 634 * Sets the names that describe the filter extensions | |
| 635 * which the dialog will use to filter the files it shows | |
| 636 * to the argument, which may be null. | |
| 637 * <p> | |
| 638 * Each name is a user-friendly short description shown for | |
| 639 * its corresponding filter. The <code>names</code> array must | |
| 640 * be the same length as the <code>extensions</code> array. | |
| 641 * </p> | |
| 642 * | |
| 643 * @param names the list of filter names, or null for no filter names | |
| 644 * | |
| 645 * @see #setFilterExtensions | |
| 646 */ | |
| 647 public void setFilterNames (String [] names) { | |
| 648 filterNames = names; | |
| 649 } | |
| 650 /** | |
| 651 * Sets the directory path that the dialog will use | |
| 652 * to the argument, which may be null. File names in this | |
| 653 * path will appear in the dialog, filtered according | |
| 654 * to the filter extensions. If the string is null, | |
| 655 * then the operating system's default filter path | |
| 656 * will be used. | |
| 657 * <p> | |
| 658 * Note that the path string is platform dependent. | |
| 659 * For convenience, either '/' or '\' can be used | |
| 660 * as a path separator. | |
| 661 * </p> | |
| 662 * | |
| 663 * @param string the directory path | |
| 664 * | |
| 665 * @see #setFilterExtensions | |
| 666 */ | |
| 667 public void setFilterPath (String string) { | |
| 668 filterPath = string; | |
| 669 } | |
| 670 | |
| 671 /** | |
| 672 * Sets the flag that the dialog will use to | |
| 673 * determine whether to prompt the user for file | |
| 674 * overwrite if the selected file already exists. | |
| 675 * | |
| 676 * @param overwrite true if the dialog will prompt for file overwrite, false otherwise | |
| 677 * | |
| 678 * @since 3.4 | |
| 679 */ | |
| 680 public void setOverwrite (bool overwrite) { | |
| 681 this.overwrite = overwrite; | |
| 682 } | |
| 683 } |