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