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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 | // gtk version numbers must be identical with the one in ctor (that calls set_do_overwrite_confirmation) | |
54 | #if GTK_CHECK_VERSION(2,7,3) | |
55 | if(gtk_check_version(2,7,3) != NULL) | |
56 | #endif | |
57 | if ((style & wxSAVE) && (style & wxOVERWRITE_PROMPT)) | |
58 | { | |
59 | if ( g_file_test(filename, G_FILE_TEST_EXISTS) ) | |
60 | { | |
61 | wxString msg; | |
62 | ||
63 | msg.Printf( | |
64 | _("File '%s' already exists, do you really want to overwrite it?"), | |
65 | wxString(wxConvFileName->cMB2WX(filename)).c_str()); | |
66 | ||
67 | wxMessageDialog dlg(dialog, msg, _("Confirm"), | |
68 | wxYES_NO | wxICON_QUESTION); | |
69 | if (dlg.ShowModal() != wxID_YES) | |
70 | return; | |
71 | } | |
72 | } | |
73 | ||
74 | // change to the directory where the user went if asked | |
75 | if (style & wxCHANGE_DIR) | |
76 | { | |
77 | // Use chdir to not care about filename encodings | |
78 | gchar* folder = g_path_get_dirname(filename); | |
79 | chdir(folder); | |
80 | g_free(folder); | |
81 | } | |
82 | ||
83 | g_free(filename); | |
84 | ||
85 | wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_OK); | |
86 | event.SetEventObject(dialog); | |
87 | dialog->GetEventHandler()->ProcessEvent(event); | |
88 | } | |
89 | } | |
90 | ||
91 | //----------------------------------------------------------------------------- | |
92 | // "clicked" for Cancel-button | |
93 | //----------------------------------------------------------------------------- | |
94 | ||
95 | extern "C" { | |
96 | static void gtk_filedialog_cancel_callback(GtkWidget *WXUNUSED(w), | |
97 | wxFileDialog *dialog) | |
98 | { | |
99 | wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL); | |
100 | event.SetEventObject(dialog); | |
101 | dialog->GetEventHandler()->ProcessEvent(event); | |
102 | } | |
103 | } | |
104 | ||
105 | extern "C" { | |
106 | static void gtk_filedialog_response_callback(GtkWidget *w, | |
107 | gint response, | |
108 | wxFileDialog *dialog) | |
109 | { | |
110 | wxapp_install_idle_handler(); | |
111 | ||
112 | if (response == GTK_RESPONSE_ACCEPT) | |
113 | gtk_filedialog_ok_callback(w, dialog); | |
114 | else if (response == GTK_RESPONSE_CANCEL) | |
115 | gtk_filedialog_cancel_callback(w, dialog); | |
116 | else // "delete" | |
117 | { | |
118 | gtk_filedialog_cancel_callback(w, dialog); | |
119 | dialog->m_destroyed_by_delete = true; | |
120 | } | |
121 | } | |
122 | } | |
123 | ||
124 | #endif // __WXGTK24__ | |
125 | ||
126 | //----------------------------------------------------------------------------- | |
127 | // wxFileDialog | |
128 | //----------------------------------------------------------------------------- | |
129 | ||
130 | IMPLEMENT_DYNAMIC_CLASS(wxFileDialog,wxGenericFileDialog) | |
131 | ||
132 | BEGIN_EVENT_TABLE(wxFileDialog,wxGenericFileDialog) | |
133 | EVT_BUTTON(wxID_OK, wxFileDialog::OnFakeOk) | |
134 | END_EVENT_TABLE() | |
135 | ||
136 | wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message, | |
137 | const wxString& defaultDir, | |
138 | const wxString& defaultFileName, | |
139 | const wxString& wildCard, | |
140 | long style, const wxPoint& pos) | |
141 | : wxGenericFileDialog(parent, message, defaultDir, defaultFileName, | |
142 | wildCard, style, pos, true ) | |
143 | { | |
144 | #ifdef __WXGTK24__ | |
145 | if (!gtk_check_version(2,4,0)) | |
146 | { | |
147 | wxASSERT_MSG( !( (style & wxSAVE) && (style & wxMULTIPLE) ), wxT("wxFileDialog - wxMULTIPLE used on a save dialog" ) ); | |
148 | m_needParent = false; | |
149 | m_destroyed_by_delete = false; | |
150 | ||
151 | if (!PreCreation(parent, pos, wxDefaultSize) || | |
152 | !CreateBase(parent, wxID_ANY, pos, wxDefaultSize, style, | |
153 | wxDefaultValidator, wxT("filedialog"))) | |
154 | { | |
155 | wxFAIL_MSG( wxT("wxFileDialog creation failed") ); | |
156 | return; | |
157 | } | |
158 | ||
159 | GtkFileChooserAction gtk_action; | |
160 | GtkWindow* gtk_parent = NULL; | |
161 | if (parent) | |
162 | gtk_parent = GTK_WINDOW( gtk_widget_get_toplevel(parent->m_widget) ); | |
163 | ||
164 | gchar* ok_btn_stock; | |
165 | if ( style & wxSAVE ) | |
166 | { | |
167 | gtk_action = GTK_FILE_CHOOSER_ACTION_SAVE; | |
168 | ok_btn_stock = GTK_STOCK_SAVE; | |
169 | } | |
170 | else | |
171 | { | |
172 | gtk_action = GTK_FILE_CHOOSER_ACTION_OPEN; | |
173 | ok_btn_stock = GTK_STOCK_OPEN; | |
174 | } | |
175 | ||
176 | m_widget = gtk_file_chooser_dialog_new( | |
177 | wxGTK_CONV(m_message), | |
178 | gtk_parent, | |
179 | gtk_action, | |
180 | GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
181 | ok_btn_stock, GTK_RESPONSE_ACCEPT, | |
182 | NULL); | |
183 | ||
184 | if ( style & wxMULTIPLE ) | |
185 | gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(m_widget), true); | |
186 | ||
187 | // local-only property could be set to false to allow non-local files to be loaded. | |
188 | // In that case get/set_uri(s) should be used instead of get/set_filename(s) everywhere | |
189 | // and the GtkFileChooserDialog should probably also be created with a backend, | |
190 | // e.g "gnome-vfs", "default", ... (gtk_file_chooser_dialog_new_with_backend). | |
191 | // Currently local-only is kept as the default - true: | |
192 | // gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER(m_widget), true); | |
193 | ||
194 | g_signal_connect(G_OBJECT(m_widget), "response", | |
195 | GTK_SIGNAL_FUNC(gtk_filedialog_response_callback), (gpointer)this); | |
196 | ||
197 | SetWildcard(wildCard); | |
198 | ||
199 | if ( style & wxSAVE ) | |
200 | { | |
201 | if ( !defaultDir.empty() ) | |
202 | gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(m_widget), | |
203 | wxConvFileName->cWX2MB(defaultDir)); | |
204 | ||
205 | gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(m_widget), | |
206 | wxConvFileName->cWX2MB(defaultFileName)); | |
207 | ||
208 | #if GTK_CHECK_VERSION(2,7,3) | |
209 | if (!gtk_check_version(2,7,3)) | |
210 | gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(m_widget), TRUE); | |
211 | #endif | |
212 | } | |
213 | else | |
214 | { | |
215 | if ( !defaultFileName.empty() ) | |
216 | { | |
217 | wxString dir; | |
218 | if ( defaultDir.empty() ) | |
219 | dir = ::wxGetCwd(); | |
220 | else | |
221 | dir = defaultDir; | |
222 | ||
223 | gtk_file_chooser_set_filename( | |
224 | GTK_FILE_CHOOSER(m_widget), | |
225 | wxConvFileName->cWX2MB( wxFileName(dir, defaultFileName).GetFullPath() ) ); | |
226 | } | |
227 | else if ( !defaultDir.empty() ) | |
228 | gtk_file_chooser_set_current_folder( GTK_FILE_CHOOSER(m_widget), | |
229 | wxConvFileName->cWX2MB(defaultDir) ); | |
230 | } | |
231 | } | |
232 | else | |
233 | #endif | |
234 | wxGenericFileDialog::Create( parent, message, defaultDir, defaultFileName, wildCard, style, pos ); | |
235 | } | |
236 | ||
237 | wxFileDialog::~wxFileDialog() | |
238 | { | |
239 | #ifdef __WXGTK24__ | |
240 | if (!gtk_check_version(2,4,0)) | |
241 | { | |
242 | if (m_destroyed_by_delete) | |
243 | m_widget = NULL; | |
244 | } | |
245 | #endif | |
246 | } | |
247 | ||
248 | void wxFileDialog::OnFakeOk( wxCommandEvent &event ) | |
249 | { | |
250 | #ifdef __WXGTK24__ | |
251 | if (!gtk_check_version(2,4,0)) | |
252 | wxDialog::OnOK( event ); | |
253 | else | |
254 | #endif | |
255 | wxGenericFileDialog::OnListOk( event ); | |
256 | } | |
257 | ||
258 | int wxFileDialog::ShowModal() | |
259 | { | |
260 | #ifdef __WXGTK24__ | |
261 | if (!gtk_check_version(2,4,0)) | |
262 | return wxDialog::ShowModal(); | |
263 | else | |
264 | #endif | |
265 | return wxGenericFileDialog::ShowModal(); | |
266 | } | |
267 | ||
268 | bool wxFileDialog::Show( bool show ) | |
269 | { | |
270 | #ifdef __WXGTK24__ | |
271 | if (!gtk_check_version(2,4,0)) | |
272 | return wxDialog::Show( show ); | |
273 | else | |
274 | #endif | |
275 | return wxGenericFileDialog::Show( show ); | |
276 | } | |
277 | ||
278 | void wxFileDialog::DoSetSize(int x, int y, int width, int height, int sizeFlags ) | |
279 | { | |
280 | if (!m_wxwindow) | |
281 | return; | |
282 | else | |
283 | wxGenericFileDialog::DoSetSize( x, y, width, height, sizeFlags ); | |
284 | } | |
285 | ||
286 | wxString wxFileDialog::GetPath() const | |
287 | { | |
288 | #ifdef __WXGTK24__ | |
289 | if (!gtk_check_version(2,4,0)) | |
290 | return wxConvFileName->cMB2WX(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(m_widget))); | |
291 | else | |
292 | #endif | |
293 | return wxGenericFileDialog::GetPath(); | |
294 | } | |
295 | ||
296 | void wxFileDialog::GetFilenames(wxArrayString& files) const | |
297 | { | |
298 | #ifdef __WXGTK24__ | |
299 | if (!gtk_check_version(2,4,0)) | |
300 | { | |
301 | GetPaths(files); | |
302 | for (size_t n = 0; n < files.GetCount(); ++n ) | |
303 | { | |
304 | wxFileName file(files[n]); | |
305 | files[n] = file.GetFullName(); | |
306 | } | |
307 | } | |
308 | else | |
309 | #endif | |
310 | wxGenericFileDialog::GetFilenames( files ); | |
311 | } | |
312 | ||
313 | void wxFileDialog::GetPaths(wxArrayString& paths) const | |
314 | { | |
315 | #ifdef __WXGTK24__ | |
316 | if (!gtk_check_version(2,4,0)) | |
317 | { | |
318 | paths.Empty(); | |
319 | if (gtk_file_chooser_get_select_multiple(GTK_FILE_CHOOSER(m_widget))) | |
320 | { | |
321 | GSList *gpathsi = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(m_widget)); | |
322 | GSList *gpaths = gpathsi; | |
323 | while (gpathsi) | |
324 | { | |
325 | wxString file(wxConvFileName->cMB2WX((gchar*) gpathsi->data)); | |
326 | paths.Add(file); | |
327 | g_free(gpathsi->data); | |
328 | gpathsi = gpathsi->next; | |
329 | } | |
330 | ||
331 | g_slist_free(gpaths); | |
332 | } | |
333 | else | |
334 | paths.Add(GetPath()); | |
335 | } | |
336 | else | |
337 | #endif | |
338 | wxGenericFileDialog::GetPaths( paths ); | |
339 | } | |
340 | ||
341 | void wxFileDialog::SetMessage(const wxString& message) | |
342 | { | |
343 | #ifdef __WXGTK24__ | |
344 | if (!gtk_check_version(2,4,0)) | |
345 | { | |
346 | m_message = message; | |
347 | SetTitle(message); | |
348 | } | |
349 | else | |
350 | #endif | |
351 | wxGenericFileDialog::SetMessage( message ); | |
352 | } | |
353 | ||
354 | void wxFileDialog::SetPath(const wxString& path) | |
355 | { | |
356 | #ifdef __WXGTK24__ | |
357 | if (!gtk_check_version(2,4,0)) | |
358 | { | |
359 | if (path.empty()) return; | |
360 | ||
361 | gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(m_widget), wxConvFileName->cWX2MB(path)); | |
362 | } | |
363 | else | |
364 | #endif | |
365 | wxGenericFileDialog::SetPath( path ); | |
366 | } | |
367 | ||
368 | void wxFileDialog::SetDirectory(const wxString& dir) | |
369 | { | |
370 | #ifdef __WXGTK24__ | |
371 | if (!gtk_check_version(2,4,0)) | |
372 | { | |
373 | if (wxDirExists(dir)) | |
374 | { | |
375 | gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(m_widget), wxConvFileName->cWX2MB(dir)); | |
376 | } | |
377 | } | |
378 | else | |
379 | #endif | |
380 | wxGenericFileDialog::SetDirectory( dir ); | |
381 | } | |
382 | ||
383 | wxString wxFileDialog::GetDirectory() const | |
384 | { | |
385 | #ifdef __WXGTK24__ | |
386 | if (!gtk_check_version(2,4,0)) | |
387 | return wxConvFileName->cMB2WX( | |
388 | gtk_file_chooser_get_current_folder( GTK_FILE_CHOOSER(m_widget) ) ); | |
389 | else | |
390 | #endif | |
391 | return wxGenericFileDialog::GetDirectory(); | |
392 | } | |
393 | ||
394 | void wxFileDialog::SetFilename(const wxString& name) | |
395 | { | |
396 | #ifdef __WXGTK24__ | |
397 | if (!gtk_check_version(2,4,0)) | |
398 | { | |
399 | if (GetStyle() & wxSAVE) | |
400 | gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(m_widget), wxConvFileName->cWX2MB(name)); | |
401 | else | |
402 | SetPath(wxFileName(GetDirectory(), name).GetFullPath()); | |
403 | } | |
404 | else | |
405 | #endif | |
406 | wxGenericFileDialog::SetFilename( name ); | |
407 | } | |
408 | ||
409 | wxString wxFileDialog::GetFilename() const | |
410 | { | |
411 | #ifdef __WXGTK24__ | |
412 | if (!gtk_check_version(2,4,0)) | |
413 | return wxFileName( | |
414 | wxConvFileName->cMB2WX(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(m_widget))) ).GetFullName(); | |
415 | else | |
416 | #endif | |
417 | return wxGenericFileDialog::GetFilename(); | |
418 | } | |
419 | ||
420 | void wxFileDialog::SetWildcard(const wxString& wildCard) | |
421 | { | |
422 | #ifdef __WXGTK24__ | |
423 | if (!gtk_check_version(2,4,0)) | |
424 | { | |
425 | // parse filters | |
426 | wxArrayString wildDescriptions, wildFilters; | |
427 | if (!wxParseCommonDialogsFilter(wildCard, wildDescriptions, wildFilters)) | |
428 | { | |
429 | wxFAIL_MSG( wxT("wxFileDialog::SetWildCard - bad wildcard string") ); | |
430 | } | |
431 | else | |
432 | { | |
433 | // Parsing went fine. Set m_wildCard to be returned by wxFileDialogBase::GetWildcard | |
434 | m_wildCard = wildCard; | |
435 | ||
436 | GtkFileChooser* chooser = GTK_FILE_CHOOSER(m_widget); | |
437 | ||
438 | // empty current filter list: | |
439 | GSList* ifilters = gtk_file_chooser_list_filters(chooser); | |
440 | GSList* filters = ifilters; | |
441 | ||
442 | while (ifilters) | |
443 | { | |
444 | gtk_file_chooser_remove_filter(chooser,GTK_FILE_FILTER(ifilters->data)); | |
445 | ifilters = ifilters->next; | |
446 | } | |
447 | g_slist_free(filters); | |
448 | ||
449 | // add parsed to GtkChooser | |
450 | for (size_t n = 0; n < wildFilters.GetCount(); ++n) | |
451 | { | |
452 | GtkFileFilter* filter = gtk_file_filter_new(); | |
453 | gtk_file_filter_set_name(filter, wxGTK_CONV(wildDescriptions[n])); | |
454 | ||
455 | wxStringTokenizer exttok(wildFilters[n], wxT(";")); | |
456 | while (exttok.HasMoreTokens()) | |
457 | { | |
458 | wxString token = exttok.GetNextToken(); | |
459 | gtk_file_filter_add_pattern(filter, wxGTK_CONV(token)); | |
460 | } | |
461 | ||
462 | gtk_file_chooser_add_filter(chooser, filter); | |
463 | } | |
464 | ||
465 | // Reset the filter index | |
466 | SetFilterIndex(0); | |
467 | } | |
468 | } | |
469 | else | |
470 | #endif | |
471 | wxGenericFileDialog::SetWildcard( wildCard ); | |
472 | } | |
473 | ||
474 | void wxFileDialog::SetFilterIndex(int filterIndex) | |
475 | { | |
476 | #ifdef __WXGTK24__ | |
477 | if (!gtk_check_version(2,4,0)) | |
478 | { | |
479 | gpointer filter; | |
480 | GtkFileChooser *chooser = GTK_FILE_CHOOSER(m_widget); | |
481 | GSList *filters = gtk_file_chooser_list_filters(chooser); | |
482 | ||
483 | filter = g_slist_nth_data(filters, filterIndex); | |
484 | ||
485 | if (filter != NULL) | |
486 | { | |
487 | gtk_file_chooser_set_filter(chooser, GTK_FILE_FILTER(filter)); | |
488 | } | |
489 | else | |
490 | { | |
491 | wxFAIL_MSG( wxT("wxFileDialog::SetFilterIndex - bad filter index") ); | |
492 | } | |
493 | ||
494 | g_slist_free(filters); | |
495 | } | |
496 | else | |
497 | #endif | |
498 | wxGenericFileDialog::SetFilterIndex( filterIndex ); | |
499 | } | |
500 | ||
501 | int wxFileDialog::GetFilterIndex() const | |
502 | { | |
503 | #ifdef __WXGTK24__ | |
504 | if (!gtk_check_version(2,4,0)) | |
505 | { | |
506 | GtkFileChooser *chooser = GTK_FILE_CHOOSER(m_widget); | |
507 | GtkFileFilter *filter = gtk_file_chooser_get_filter(chooser); | |
508 | GSList *filters = gtk_file_chooser_list_filters(chooser); | |
509 | gint index = g_slist_index(filters, filter); | |
510 | g_slist_free(filters); | |
511 | ||
512 | if (index == -1) | |
513 | { | |
514 | wxFAIL_MSG( wxT("wxFileDialog::GetFilterIndex - bad filter index returned by gtk+") ); | |
515 | return 0; | |
516 | } | |
517 | else | |
518 | return index; | |
519 | } | |
520 | else | |
521 | #endif | |
522 | return wxGenericFileDialog::GetFilterIndex(); | |
523 | } | |
524 | ||
525 | #endif // wxUSE_FILEDLG |