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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: gtk/filedlg.cpp | |
3 | // Purpose: native implementation of wxFileDialog | |
4 | // Author: Robert Roebling, Zbigniew Zagorski, Mart Raudsepp | |
5 | // Id: $Id$ | |
6 | // Copyright: (c) 1998 Robert Roebling, 2004 Zbigniew Zagorski, 2005 Mart Raudsepp | |
7 | // Licence: wxWindows licence | |
8 | ///////////////////////////////////////////////////////////////////////////// | |
9 | ||
10 | #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) | |
11 | #pragma implementation "filedlggtk.h" | |
12 | #endif | |
13 | ||
14 | // For compilers that support precompilation, includes "wx.h". | |
15 | #include "wx/wxprec.h" | |
16 | ||
17 | // Include setup.h to get wxUSE flags for compilers that do not support precompilation of headers | |
18 | #include "wx/setup.h" | |
19 | ||
20 | #if wxUSE_FILEDLG | |
21 | ||
22 | #include "wx/filedlg.h" | |
23 | ||
24 | #ifdef __WXGTK24__ | |
25 | ||
26 | #include <gtk/gtk.h> | |
27 | #include "wx/gtk/private.h" | |
28 | ||
29 | #include <unistd.h> // chdir | |
30 | ||
31 | #include "wx/intl.h" | |
32 | #include "wx/filename.h" // wxFilename | |
33 | #include "wx/tokenzr.h" // wxStringTokenizer | |
34 | #include "wx/filefn.h" // ::wxGetCwd | |
35 | #include "wx/msgdlg.h" // wxMessageDialog | |
36 | ||
37 | //----------------------------------------------------------------------------- | |
38 | // idle system | |
39 | //----------------------------------------------------------------------------- | |
40 | ||
41 | extern void wxapp_install_idle_handler(); | |
42 | ||
43 | //----------------------------------------------------------------------------- | |
44 | // "clicked" for OK-button | |
45 | //----------------------------------------------------------------------------- | |
46 | ||
47 | extern "C" { | |
48 | static void gtk_filedialog_ok_callback(GtkWidget *widget, wxFileDialog *dialog) | |
49 | { | |
50 | int style = dialog->GetStyle(); | |
51 | gchar* filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(widget)); | |
52 | ||
53 | if ((style & wxSAVE) && (style & wxOVERWRITE_PROMPT)) | |
54 | { | |
55 | if ( g_file_test(filename, G_FILE_TEST_EXISTS) ) | |
56 | { | |
57 | wxString msg; | |
58 | ||
59 | msg.Printf( | |
60 | _("File '%s' already exists, do you really want to overwrite it?"), | |
61 | wxString(wxConvFileName->cMB2WX(filename)).c_str()); | |
62 | ||
63 | wxMessageDialog dlg(dialog, msg, _("Confirm"), | |
64 | wxYES_NO | wxICON_QUESTION); | |
65 | if (dlg.ShowModal() != wxID_YES) | |
66 | return; | |
67 | } | |
68 | } | |
69 | ||
70 | // change to the directory where the user went if asked | |
71 | if (style & wxCHANGE_DIR) | |
72 | { | |
73 | // Use chdir to not care about filename encodings | |
74 | gchar* folder = g_path_get_dirname(filename); | |
75 | chdir(folder); | |
76 | g_free(folder); | |
77 | } | |
78 | ||
79 | g_free(filename); | |
80 | ||
81 | wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_OK); | |
82 | event.SetEventObject(dialog); | |
83 | dialog->GetEventHandler()->ProcessEvent(event); | |
84 | } | |
85 | } | |
86 | ||
87 | //----------------------------------------------------------------------------- | |
88 | // "clicked" for Cancel-button | |
89 | //----------------------------------------------------------------------------- | |
90 | ||
91 | extern "C" { | |
92 | static void gtk_filedialog_cancel_callback(GtkWidget *WXUNUSED(w), | |
93 | wxFileDialog *dialog) | |
94 | { | |
95 | wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL); | |
96 | event.SetEventObject(dialog); | |
97 | dialog->GetEventHandler()->ProcessEvent(event); | |
98 | } | |
99 | } | |
100 | ||
101 | extern "C" { | |
102 | static void gtk_filedialog_response_callback(GtkWidget *w, | |
103 | gint response, | |
104 | wxFileDialog *dialog) | |
105 | { | |
106 | wxapp_install_idle_handler(); | |
107 | ||
108 | if (response == GTK_RESPONSE_ACCEPT) | |
109 | gtk_filedialog_ok_callback(w, dialog); | |
110 | else if (response == GTK_RESPONSE_CANCEL) | |
111 | gtk_filedialog_cancel_callback(w, dialog); | |
112 | else // "delete" | |
113 | { | |
114 | gtk_filedialog_cancel_callback(w, dialog); | |
115 | dialog->m_destroyed_by_delete = true; | |
116 | } | |
117 | } | |
118 | } | |
119 | ||
120 | #endif // __WXGTK24__ | |
121 | ||
122 | //----------------------------------------------------------------------------- | |
123 | // wxFileDialog | |
124 | //----------------------------------------------------------------------------- | |
125 | ||
126 | IMPLEMENT_DYNAMIC_CLASS(wxFileDialog,wxGenericFileDialog) | |
127 | ||
128 | BEGIN_EVENT_TABLE(wxFileDialog,wxGenericFileDialog) | |
129 | EVT_BUTTON(wxID_OK, wxFileDialog::OnFakeOk) | |
130 | END_EVENT_TABLE() | |
131 | ||
132 | wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message, | |
133 | const wxString& defaultDir, | |
134 | const wxString& defaultFileName, | |
135 | const wxString& wildCard, | |
136 | long style, const wxPoint& pos) | |
137 | : wxGenericFileDialog(parent, message, defaultDir, defaultFileName, | |
138 | wildCard, style, pos, true ) | |
139 | { | |
140 | #ifdef __WXGTK24__ | |
141 | if (!gtk_check_version(2,4,0)) | |
142 | { | |
143 | wxASSERT_MSG( !( (style & wxSAVE) && (style & wxMULTIPLE) ), wxT("wxFileDialog - wxMULTIPLE used on a save dialog" ) ); | |
144 | m_needParent = false; | |
145 | m_destroyed_by_delete = false; | |
146 | ||
147 | if (!PreCreation(parent, pos, wxDefaultSize) || | |
148 | !CreateBase(parent, wxID_ANY, pos, wxDefaultSize, style, | |
149 | wxDefaultValidator, wxT("filedialog"))) | |
150 | { | |
151 | wxFAIL_MSG( wxT("wxFileDialog creation failed") ); | |
152 | return; | |
153 | } | |
154 | ||
155 | GtkFileChooserAction gtk_action; | |
156 | GtkWindow* gtk_parent = NULL; | |
157 | if (parent) | |
158 | gtk_parent = GTK_WINDOW(parent->m_widget); | |
159 | ||
160 | gchar* ok_btn_stock; | |
161 | if ( style & wxSAVE ) | |
162 | { | |
163 | gtk_action = GTK_FILE_CHOOSER_ACTION_SAVE; | |
164 | ok_btn_stock = GTK_STOCK_SAVE; | |
165 | } | |
166 | else | |
167 | { | |
168 | gtk_action = GTK_FILE_CHOOSER_ACTION_OPEN; | |
169 | ok_btn_stock = GTK_STOCK_OPEN; | |
170 | } | |
171 | ||
172 | m_widget = gtk_file_chooser_dialog_new( | |
173 | wxGTK_CONV(m_message), | |
174 | gtk_parent, | |
175 | gtk_action, | |
176 | GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
177 | ok_btn_stock, GTK_RESPONSE_ACCEPT, | |
178 | NULL); | |
179 | ||
180 | if ( style & wxMULTIPLE ) | |
181 | gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(m_widget), true); | |
182 | ||
183 | // local-only property could be set to false to allow non-local files to be loaded. | |
184 | // In that case get/set_uri(s) should be used instead of get/set_filename(s) everywhere | |
185 | // and the GtkFileChooserDialog should probably also be created with a backend, | |
186 | // e.g "gnome-vfs", "default", ... (gtk_file_chooser_dialog_new_with_backend). | |
187 | // Currently local-only is kept as the default - true: | |
188 | // gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER(m_widget), true); | |
189 | ||
190 | g_signal_connect(G_OBJECT(m_widget), "response", | |
191 | GTK_SIGNAL_FUNC(gtk_filedialog_response_callback), (gpointer)this); | |
192 | ||
193 | SetWildcard(wildCard); | |
194 | ||
195 | if ( style & wxSAVE ) | |
196 | { | |
197 | if ( !defaultDir.empty() ) | |
198 | gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(m_widget), | |
199 | wxConvFileName->cWX2MB(defaultDir)); | |
200 | ||
201 | gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(m_widget), | |
202 | wxConvFileName->cWX2MB(defaultFileName)); | |
203 | } | |
204 | else | |
205 | { | |
206 | if ( !defaultFileName.empty() ) | |
207 | { | |
208 | wxString dir; | |
209 | if ( defaultDir.empty() ) | |
210 | dir = ::wxGetCwd(); | |
211 | else | |
212 | dir = defaultDir; | |
213 | ||
214 | gtk_file_chooser_set_filename( | |
215 | GTK_FILE_CHOOSER(m_widget), | |
216 | wxConvFileName->cWX2MB( wxFileName(dir, defaultFileName).GetFullPath() ) ); | |
217 | } | |
218 | else if ( !defaultDir.empty() ) | |
219 | gtk_file_chooser_set_current_folder( GTK_FILE_CHOOSER(m_widget), | |
220 | wxConvFileName->cWX2MB(defaultDir) ); | |
221 | } | |
222 | } | |
223 | else | |
224 | #endif | |
225 | wxGenericFileDialog::Create( parent, message, defaultDir, defaultFileName, wildCard, style, pos ); | |
226 | } | |
227 | ||
228 | wxFileDialog::~wxFileDialog() | |
229 | { | |
230 | #ifdef __WXGTK24__ | |
231 | if (!gtk_check_version(2,4,0)) | |
232 | { | |
233 | if (m_destroyed_by_delete) | |
234 | m_widget = NULL; | |
235 | } | |
236 | #endif | |
237 | } | |
238 | ||
239 | void wxFileDialog::OnFakeOk( wxCommandEvent &event ) | |
240 | { | |
241 | #ifdef __WXGTK24__ | |
242 | if (!gtk_check_version(2,4,0)) | |
243 | wxDialog::OnOK( event ); | |
244 | else | |
245 | #endif | |
246 | wxGenericFileDialog::OnListOk( event ); | |
247 | } | |
248 | ||
249 | int wxFileDialog::ShowModal() | |
250 | { | |
251 | #ifdef __WXGTK24__ | |
252 | if (!gtk_check_version(2,4,0)) | |
253 | return wxDialog::ShowModal(); | |
254 | else | |
255 | #endif | |
256 | return wxGenericFileDialog::ShowModal(); | |
257 | } | |
258 | ||
259 | bool wxFileDialog::Show( bool show ) | |
260 | { | |
261 | #ifdef __WXGTK24__ | |
262 | if (!gtk_check_version(2,4,0)) | |
263 | return wxDialog::Show( show ); | |
264 | else | |
265 | #endif | |
266 | return wxGenericFileDialog::Show( show ); | |
267 | } | |
268 | ||
269 | void wxFileDialog::DoSetSize(int x, int y, int width, int height, int sizeFlags ) | |
270 | { | |
271 | if (!m_wxwindow) | |
272 | return; | |
273 | else | |
274 | wxGenericFileDialog::DoSetSize( x, y, width, height, sizeFlags ); | |
275 | } | |
276 | ||
277 | wxString wxFileDialog::GetPath() const | |
278 | { | |
279 | #ifdef __WXGTK24__ | |
280 | if (!gtk_check_version(2,4,0)) | |
281 | return wxConvFileName->cMB2WX(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(m_widget))); | |
282 | else | |
283 | #endif | |
284 | return wxGenericFileDialog::GetPath(); | |
285 | } | |
286 | ||
287 | void wxFileDialog::GetFilenames(wxArrayString& files) const | |
288 | { | |
289 | #ifdef __WXGTK24__ | |
290 | if (!gtk_check_version(2,4,0)) | |
291 | { | |
292 | GetPaths(files); | |
293 | for (size_t n = 0; n < files.GetCount(); ++n ) | |
294 | { | |
295 | wxFileName file(files[n]); | |
296 | files[n] = file.GetFullName(); | |
297 | } | |
298 | } | |
299 | else | |
300 | #endif | |
301 | wxGenericFileDialog::GetFilenames( files ); | |
302 | } | |
303 | ||
304 | void wxFileDialog::GetPaths(wxArrayString& paths) const | |
305 | { | |
306 | #ifdef __WXGTK24__ | |
307 | if (!gtk_check_version(2,4,0)) | |
308 | { | |
309 | paths.Empty(); | |
310 | if (gtk_file_chooser_get_select_multiple(GTK_FILE_CHOOSER(m_widget))) | |
311 | { | |
312 | GSList *gpathsi = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(m_widget)); | |
313 | GSList *gpaths = gpathsi; | |
314 | while (gpathsi) | |
315 | { | |
316 | wxString file(wxConvFileName->cMB2WX((gchar*) gpathsi->data)); | |
317 | paths.Add(file); | |
318 | g_free(gpathsi->data); | |
319 | gpathsi = gpathsi->next; | |
320 | } | |
321 | ||
322 | g_slist_free(gpaths); | |
323 | } | |
324 | else | |
325 | paths.Add(GetPath()); | |
326 | } | |
327 | else | |
328 | #endif | |
329 | wxGenericFileDialog::GetPaths( paths ); | |
330 | } | |
331 | ||
332 | void wxFileDialog::SetMessage(const wxString& message) | |
333 | { | |
334 | #ifdef __WXGTK24__ | |
335 | if (!gtk_check_version(2,4,0)) | |
336 | { | |
337 | m_message = message; | |
338 | SetTitle(message); | |
339 | } | |
340 | else | |
341 | #endif | |
342 | wxGenericFileDialog::SetMessage( message ); | |
343 | } | |
344 | ||
345 | void wxFileDialog::SetPath(const wxString& path) | |
346 | { | |
347 | #ifdef __WXGTK24__ | |
348 | if (!gtk_check_version(2,4,0)) | |
349 | { | |
350 | if (path.empty()) return; | |
351 | ||
352 | gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(m_widget), wxConvFileName->cWX2MB(path)); | |
353 | } | |
354 | else | |
355 | #endif | |
356 | wxGenericFileDialog::SetPath( path ); | |
357 | } | |
358 | ||
359 | void wxFileDialog::SetDirectory(const wxString& dir) | |
360 | { | |
361 | #ifdef __WXGTK24__ | |
362 | if (!gtk_check_version(2,4,0)) | |
363 | { | |
364 | if (wxDirExists(dir)) | |
365 | { | |
366 | gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(m_widget), wxConvFileName->cWX2MB(dir)); | |
367 | } | |
368 | } | |
369 | else | |
370 | #endif | |
371 | wxGenericFileDialog::SetDirectory( dir ); | |
372 | } | |
373 | ||
374 | wxString wxFileDialog::GetDirectory() const | |
375 | { | |
376 | #ifdef __WXGTK24__ | |
377 | if (!gtk_check_version(2,4,0)) | |
378 | return wxConvFileName->cMB2WX( | |
379 | gtk_file_chooser_get_current_folder( GTK_FILE_CHOOSER(m_widget) ) ); | |
380 | else | |
381 | #endif | |
382 | return wxGenericFileDialog::GetDirectory(); | |
383 | } | |
384 | ||
385 | void wxFileDialog::SetFilename(const wxString& name) | |
386 | { | |
387 | #ifdef __WXGTK24__ | |
388 | if (!gtk_check_version(2,4,0)) | |
389 | { | |
390 | if (GetStyle() & wxSAVE) | |
391 | gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(m_widget), wxConvFileName->cWX2MB(name)); | |
392 | else | |
393 | SetPath(wxFileName(GetDirectory(), name).GetFullPath()); | |
394 | } | |
395 | else | |
396 | #endif | |
397 | wxGenericFileDialog::SetFilename( name ); | |
398 | } | |
399 | ||
400 | wxString wxFileDialog::GetFilename() const | |
401 | { | |
402 | #ifdef __WXGTK24__ | |
403 | if (!gtk_check_version(2,4,0)) | |
404 | return wxFileName( | |
405 | wxConvFileName->cMB2WX(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(m_widget))) ).GetFullName(); | |
406 | else | |
407 | #endif | |
408 | return wxGenericFileDialog::GetFilename(); | |
409 | } | |
410 | ||
411 | void wxFileDialog::SetWildcard(const wxString& wildCard) | |
412 | { | |
413 | #ifdef __WXGTK24__ | |
414 | if (!gtk_check_version(2,4,0)) | |
415 | { | |
416 | // parse filters | |
417 | wxArrayString wildDescriptions, wildFilters; | |
418 | if (!wxParseCommonDialogsFilter(wildCard, wildDescriptions, wildFilters)) | |
419 | { | |
420 | wxFAIL_MSG( wxT("wxFileDialog::SetWildCard - bad wildcard string") ); | |
421 | } | |
422 | else | |
423 | { | |
424 | // Parsing went fine. Set m_wildCard to be returned by wxFileDialogBase::GetWildcard | |
425 | m_wildCard = wildCard; | |
426 | ||
427 | GtkFileChooser* chooser = GTK_FILE_CHOOSER(m_widget); | |
428 | ||
429 | // empty current filter list: | |
430 | GSList* ifilters = gtk_file_chooser_list_filters(chooser); | |
431 | GSList* filters = ifilters; | |
432 | ||
433 | while (ifilters) | |
434 | { | |
435 | gtk_file_chooser_remove_filter(chooser,GTK_FILE_FILTER(ifilters->data)); | |
436 | ifilters = ifilters->next; | |
437 | } | |
438 | g_slist_free(filters); | |
439 | ||
440 | // add parsed to GtkChooser | |
441 | for (size_t n = 0; n < wildFilters.GetCount(); ++n) | |
442 | { | |
443 | GtkFileFilter* filter = gtk_file_filter_new(); | |
444 | gtk_file_filter_set_name(filter, wxGTK_CONV(wildDescriptions[n])); | |
445 | ||
446 | wxStringTokenizer exttok(wildFilters[n], wxT(";")); | |
447 | while (exttok.HasMoreTokens()) | |
448 | { | |
449 | wxString token = exttok.GetNextToken(); | |
450 | gtk_file_filter_add_pattern(filter, wxGTK_CONV(token)); | |
451 | } | |
452 | ||
453 | gtk_file_chooser_add_filter(chooser, filter); | |
454 | } | |
455 | ||
456 | // Reset the filter index | |
457 | SetFilterIndex(0); | |
458 | } | |
459 | } | |
460 | else | |
461 | #endif | |
462 | wxGenericFileDialog::SetWildcard( wildCard ); | |
463 | } | |
464 | ||
465 | void wxFileDialog::SetFilterIndex(int filterIndex) | |
466 | { | |
467 | #ifdef __WXGTK24__ | |
468 | if (!gtk_check_version(2,4,0)) | |
469 | { | |
470 | gpointer filter; | |
471 | GtkFileChooser *chooser = GTK_FILE_CHOOSER(m_widget); | |
472 | GSList *filters = gtk_file_chooser_list_filters(chooser); | |
473 | ||
474 | filter = g_slist_nth_data(filters, filterIndex); | |
475 | ||
476 | if (filter != NULL) | |
477 | { | |
478 | gtk_file_chooser_set_filter(chooser, GTK_FILE_FILTER(filter)); | |
479 | } | |
480 | else | |
481 | { | |
482 | wxFAIL_MSG( wxT("wxFileDialog::SetFilterIndex - bad filter index") ); | |
483 | } | |
484 | ||
485 | g_slist_free(filters); | |
486 | } | |
487 | else | |
488 | #endif | |
489 | wxGenericFileDialog::SetFilterIndex( filterIndex ); | |
490 | } | |
491 | ||
492 | int wxFileDialog::GetFilterIndex() const | |
493 | { | |
494 | #ifdef __WXGTK24__ | |
495 | if (!gtk_check_version(2,4,0)) | |
496 | { | |
497 | GtkFileChooser *chooser = GTK_FILE_CHOOSER(m_widget); | |
498 | GtkFileFilter *filter = gtk_file_chooser_get_filter(chooser); | |
499 | GSList *filters = gtk_file_chooser_list_filters(chooser); | |
500 | gint index = g_slist_index(filters, filter); | |
501 | g_slist_free(filters); | |
502 | ||
503 | if (index == -1) | |
504 | { | |
505 | wxFAIL_MSG( wxT("wxFileDialog::GetFilterIndex - bad filter index returned by gtk+") ); | |
506 | return 0; | |
507 | } | |
508 | else | |
509 | return index; | |
510 | } | |
511 | else | |
512 | #endif | |
513 | return wxGenericFileDialog::GetFilterIndex(); | |
514 | } | |
515 | ||
516 | #endif // wxUSE_FILEDLG |