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c801d85f | 1 | ///////////////////////////////////////////////////////////////////////////// |
9b5f1895 | 2 | // Name: src/gtk/filedlg.cpp |
9755e73b | 3 | // Purpose: native implementation of wxFileDialog |
f8bc53eb | 4 | // Author: Robert Roebling, Zbigniew Zagorski, Mart Raudsepp |
a81258be | 5 | // Id: $Id$ |
f8bc53eb | 6 | // Copyright: (c) 1998 Robert Roebling, 2004 Zbigniew Zagorski, 2005 Mart Raudsepp |
65571936 | 7 | // Licence: wxWindows licence |
c801d85f KB |
8 | ///////////////////////////////////////////////////////////////////////////// |
9 | ||
14f355c2 VS |
10 | // For compilers that support precompilation, includes "wx.h". |
11 | #include "wx/wxprec.h" | |
12 | ||
03647350 | 13 | #if wxUSE_FILEDLG |
9755e73b | 14 | |
c801d85f | 15 | #include "wx/filedlg.h" |
4e1901b7 | 16 | |
88a7a4e1 WS |
17 | #ifndef WX_PRECOMP |
18 | #include "wx/intl.h" | |
246c5004 | 19 | #include "wx/msgdlg.h" |
88a7a4e1 WS |
20 | #endif |
21 | ||
f8bc53eb | 22 | #include <gtk/gtk.h> |
9755e73b | 23 | #include "wx/gtk/private.h" |
83624f79 | 24 | |
f8bc53eb JS |
25 | #include <unistd.h> // chdir |
26 | ||
f8bc53eb JS |
27 | #include "wx/filename.h" // wxFilename |
28 | #include "wx/tokenzr.h" // wxStringTokenizer | |
29 | #include "wx/filefn.h" // ::wxGetCwd | |
f8bc53eb | 30 | |
291a8f20 RR |
31 | //----------------------------------------------------------------------------- |
32 | // "clicked" for OK-button | |
c801d85f KB |
33 | //----------------------------------------------------------------------------- |
34 | ||
865bb325 | 35 | extern "C" { |
9755e73b | 36 | static void gtk_filedialog_ok_callback(GtkWidget *widget, wxFileDialog *dialog) |
c801d85f | 37 | { |
ff3e84ff | 38 | int style = dialog->GetWindowStyle(); |
e808cf8a | 39 | wxGtkString filename(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(widget))); |
035b704a | 40 | |
b5ab6d19 MR |
41 | // gtk version numbers must be identical with the one in ctor (that calls set_do_overwrite_confirmation) |
42 | #if GTK_CHECK_VERSION(2,7,3) | |
f2448f21 | 43 | if (gtk_check_version(2, 7, 3) != NULL) |
b5ab6d19 | 44 | #endif |
bfc6fde4 | 45 | { |
f2448f21 | 46 | if ((style & wxFD_SAVE) && (style & wxFD_OVERWRITE_PROMPT)) |
0e1399b3 | 47 | { |
f2448f21 PC |
48 | if ( g_file_test(filename, G_FILE_TEST_EXISTS) ) |
49 | { | |
50 | wxString msg; | |
51 | ||
52 | msg.Printf( | |
53 | _("File '%s' already exists, do you really want to overwrite it?"), | |
b74d7c85 | 54 | wxString::FromUTF8(filename)); |
f2448f21 PC |
55 | |
56 | wxMessageDialog dlg(dialog, msg, _("Confirm"), | |
57 | wxYES_NO | wxICON_QUESTION); | |
58 | if (dlg.ShowModal() != wxID_YES) | |
59 | return; | |
60 | } | |
0e1399b3 | 61 | } |
83624f79 | 62 | } |
035b704a | 63 | |
4c84a0dc RR |
64 | if (style & wxFD_FILE_MUST_EXIST) |
65 | { | |
66 | if ( !g_file_test(filename, G_FILE_TEST_EXISTS) ) | |
67 | { | |
e4161a2a | 68 | wxMessageDialog dlg( dialog, _("Please choose an existing file."), |
4c84a0dc RR |
69 | _("Error"), wxOK| wxICON_ERROR); |
70 | dlg.ShowModal(); | |
71 | return; | |
72 | } | |
73 | } | |
e4161a2a | 74 | |
3f6638b8 | 75 | // change to the directory where the user went if asked |
ff3e84ff | 76 | if (style & wxFD_CHANGE_DIR) |
3f6638b8 | 77 | { |
f8bc53eb | 78 | // Use chdir to not care about filename encodings |
e808cf8a | 79 | wxGtkString folder(g_path_get_dirname(filename)); |
f8bc53eb | 80 | chdir(folder); |
3f6638b8 VZ |
81 | } |
82 | ||
bfc6fde4 | 83 | wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_OK); |
9755e73b | 84 | event.SetEventObject(dialog); |
937013e0 | 85 | dialog->HandleWindowEvent(event); |
ff7b1510 | 86 | } |
865bb325 | 87 | } |
c801d85f | 88 | |
291a8f20 RR |
89 | //----------------------------------------------------------------------------- |
90 | // "clicked" for Cancel-button | |
91 | //----------------------------------------------------------------------------- | |
92 | ||
9f057af5 VZ |
93 | extern "C" |
94 | { | |
95 | ||
e4161a2a VZ |
96 | static void |
97 | gtk_filedialog_cancel_callback(GtkWidget * WXUNUSED(w), wxFileDialog *dialog) | |
c801d85f | 98 | { |
bfc6fde4 | 99 | wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL); |
9755e73b | 100 | event.SetEventObject(dialog); |
937013e0 | 101 | dialog->HandleWindowEvent(event); |
9755e73b VS |
102 | } |
103 | ||
104 | static void gtk_filedialog_response_callback(GtkWidget *w, | |
f8bc53eb | 105 | gint response, |
9755e73b VS |
106 | wxFileDialog *dialog) |
107 | { | |
a7334928 | 108 | if (response == GTK_RESPONSE_ACCEPT) |
9755e73b | 109 | gtk_filedialog_ok_callback(w, dialog); |
a552d120 | 110 | else // GTK_RESPONSE_CANCEL or GTK_RESPONSE_NONE |
c2740a5a | 111 | gtk_filedialog_cancel_callback(w, dialog); |
ff7b1510 | 112 | } |
9f057af5 VZ |
113 | |
114 | static void gtk_filedialog_update_preview_callback(GtkFileChooser *chooser, | |
115 | gpointer user_data) | |
116 | { | |
9f057af5 | 117 | GtkWidget *preview = GTK_WIDGET(user_data); |
3ab296d9 | 118 | |
e808cf8a | 119 | wxGtkString filename(gtk_file_chooser_get_preview_filename(chooser)); |
3ab296d9 | 120 | |
9f057af5 VZ |
121 | if ( !filename ) |
122 | return; | |
123 | ||
124 | GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file_at_size(filename, 128, 128, NULL); | |
125 | gboolean have_preview = pixbuf != NULL; | |
126 | ||
127 | gtk_image_set_from_pixbuf(GTK_IMAGE(preview), pixbuf); | |
128 | if ( pixbuf ) | |
129 | g_object_unref (pixbuf); | |
130 | ||
131 | gtk_file_chooser_set_preview_widget_active(chooser, have_preview); | |
865bb325 VZ |
132 | } |
133 | ||
9f057af5 VZ |
134 | } // extern "C" |
135 | ||
38a36cf5 PC |
136 | //----------------------------------------------------------------------------- |
137 | // "size_request" from m_extraControl | |
138 | //----------------------------------------------------------------------------- | |
139 | ||
140 | extern "C" { | |
fd6c5101 | 141 | static void extra_widget_size_request(GtkWidget*, GtkRequisition* req, wxWindow* win) |
38a36cf5 PC |
142 | { |
143 | // allow dialog to be resized smaller horizontally | |
fd6c5101 | 144 | req->width = win->GetMinWidth(); |
38a36cf5 PC |
145 | } |
146 | } | |
147 | ||
48200154 | 148 | void wxFileDialog::AddChildGTK(wxWindowGTK* child) |
8ce68f7f | 149 | { |
3abfbb43 PC |
150 | g_signal_connect_after(child->m_widget, "size_request", |
151 | G_CALLBACK(extra_widget_size_request), child); | |
152 | gtk_file_chooser_set_extra_widget( | |
48200154 | 153 | GTK_FILE_CHOOSER(m_widget), child->m_widget); |
8ce68f7f VZ |
154 | } |
155 | ||
291a8f20 RR |
156 | //----------------------------------------------------------------------------- |
157 | // wxFileDialog | |
158 | //----------------------------------------------------------------------------- | |
159 | ||
700d08c1 | 160 | IMPLEMENT_DYNAMIC_CLASS(wxFileDialog,wxFileDialogBase) |
4e1901b7 | 161 | |
700d08c1 | 162 | BEGIN_EVENT_TABLE(wxFileDialog,wxFileDialogBase) |
f8bc53eb | 163 | EVT_BUTTON(wxID_OK, wxFileDialog::OnFakeOk) |
f1d5aa4e | 164 | EVT_SIZE(wxFileDialog::OnSize) |
4e1901b7 | 165 | END_EVENT_TABLE() |
c801d85f | 166 | |
9755e73b VS |
167 | wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message, |
168 | const wxString& defaultDir, | |
169 | const wxString& defaultFileName, | |
170 | const wxString& wildCard, | |
ff3e84ff VZ |
171 | long style, const wxPoint& pos, |
172 | const wxSize& sz, | |
173 | const wxString& name) | |
700d08c1 | 174 | : wxFileDialogBase() |
c801d85f | 175 | { |
cdc48273 | 176 | parent = GetParentForModalDialog(parent, style); |
f2448f21 | 177 | |
700d08c1 RR |
178 | if (!wxFileDialogBase::Create(parent, message, defaultDir, defaultFileName, |
179 | wildCard, style, pos, sz, name)) | |
77f70672 | 180 | { |
9f057af5 VZ |
181 | return; |
182 | } | |
83624f79 | 183 | |
9f057af5 VZ |
184 | if (!PreCreation(parent, pos, wxDefaultSize) || |
185 | !CreateBase(parent, wxID_ANY, pos, wxDefaultSize, style, | |
186 | wxDefaultValidator, wxT("filedialog"))) | |
187 | { | |
188 | wxFAIL_MSG( wxT("wxFileDialog creation failed") ); | |
189 | return; | |
190 | } | |
3f6638b8 | 191 | |
9f057af5 VZ |
192 | GtkFileChooserAction gtk_action; |
193 | GtkWindow* gtk_parent = NULL; | |
194 | if (parent) | |
195 | gtk_parent = GTK_WINDOW( gtk_widget_get_toplevel(parent->m_widget) ); | |
27b2dd53 | 196 | |
9f057af5 VZ |
197 | const gchar* ok_btn_stock; |
198 | if ( style & wxFD_SAVE ) | |
199 | { | |
200 | gtk_action = GTK_FILE_CHOOSER_ACTION_SAVE; | |
201 | ok_btn_stock = GTK_STOCK_SAVE; | |
202 | } | |
203 | else | |
204 | { | |
205 | gtk_action = GTK_FILE_CHOOSER_ACTION_OPEN; | |
206 | ok_btn_stock = GTK_STOCK_OPEN; | |
207 | } | |
f8bc53eb | 208 | |
9f057af5 VZ |
209 | m_widget = gtk_file_chooser_dialog_new( |
210 | wxGTK_CONV(m_message), | |
211 | gtk_parent, | |
212 | gtk_action, | |
213 | GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
214 | ok_btn_stock, GTK_RESPONSE_ACCEPT, | |
215 | NULL); | |
9ff9d30c | 216 | g_object_ref(m_widget); |
f2448f21 | 217 | GtkFileChooser* file_chooser = GTK_FILE_CHOOSER(m_widget); |
9755e73b | 218 | |
f2448f21 | 219 | m_fc.SetWidget(file_chooser); |
0cf3e587 | 220 | |
9f057af5 | 221 | gtk_dialog_set_default_response(GTK_DIALOG(m_widget), GTK_RESPONSE_ACCEPT); |
c1dfe97c | 222 | |
9f057af5 | 223 | if ( style & wxFD_MULTIPLE ) |
f2448f21 | 224 | gtk_file_chooser_set_select_multiple(file_chooser, true); |
27b2dd53 | 225 | |
bf345206 VZ |
226 | // gtk_widget_hide_on_delete is used here to avoid that Gtk automatically |
227 | // destroys the dialog when the user press ESC on the dialog: in that case | |
228 | // a second call to ShowModal() would result in a bunch of Gtk-CRITICAL | |
229 | // errors... | |
f2448f21 | 230 | g_signal_connect(m_widget, |
9f057af5 VZ |
231 | "delete_event", |
232 | G_CALLBACK (gtk_widget_hide_on_delete), | |
f2448f21 | 233 | this); |
a552d120 | 234 | |
bf345206 VZ |
235 | // local-only property could be set to false to allow non-local files to be |
236 | // loaded. In that case get/set_uri(s) should be used instead of | |
237 | // get/set_filename(s) everywhere and the GtkFileChooserDialog should | |
238 | // probably also be created with a backend, e.g "gnome-vfs", "default", ... | |
239 | // (gtk_file_chooser_dialog_new_with_backend). Currently local-only is kept | |
240 | // as the default - true: | |
9f057af5 | 241 | // gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER(m_widget), true); |
27b2dd53 | 242 | |
9f057af5 VZ |
243 | g_signal_connect (m_widget, "response", |
244 | G_CALLBACK (gtk_filedialog_response_callback), this); | |
27b2dd53 | 245 | |
fa333077 VZ |
246 | |
247 | // deal with extensions/filters | |
9f057af5 | 248 | SetWildcard(wildCard); |
f8bc53eb | 249 | |
fa333077 VZ |
250 | wxString defaultFileNameWithExt = defaultFileName; |
251 | if ( !wildCard.empty() && !defaultFileName.empty() && | |
252 | !wxFileName(defaultFileName).HasExt() ) | |
253 | { | |
254 | // append the default extension to the initial file name: GTK won't do | |
255 | // it for us by default (unlike e.g. MSW) | |
256 | const wxString defaultExt = m_fc.GetCurrentWildCard().AfterFirst('.'); | |
257 | if ( defaultExt.find_first_of("?*") == wxString::npos ) | |
258 | defaultFileNameWithExt += "." + defaultExt; | |
259 | } | |
260 | ||
261 | ||
bf345206 VZ |
262 | // if defaultDir is specified it should contain the directory and |
263 | // defaultFileName should contain the default name of the file, however if | |
264 | // directory is not given, defaultFileName contains both | |
265 | wxFileName fn; | |
266 | if ( defaultDir.empty() ) | |
fa333077 VZ |
267 | fn.Assign(defaultFileNameWithExt); |
268 | else if ( !defaultFileNameWithExt.empty() ) | |
269 | fn.Assign(defaultDir, defaultFileNameWithExt); | |
f241631e RD |
270 | else |
271 | fn.AssignDir(defaultDir); | |
bf345206 VZ |
272 | |
273 | // set the initial file name and/or directory | |
78355ffc | 274 | fn.MakeAbsolute(); // GTK+ needs absolute path |
3a41827a VZ |
275 | const wxString dir = fn.GetPath(); |
276 | if ( !dir.empty() ) | |
9f057af5 | 277 | { |
f2448f21 | 278 | gtk_file_chooser_set_current_folder(file_chooser, dir.fn_str()); |
bf345206 | 279 | } |
f8bc53eb | 280 | |
3a41827a | 281 | const wxString fname = fn.GetFullName(); |
bf345206 VZ |
282 | if ( style & wxFD_SAVE ) |
283 | { | |
284 | if ( !fname.empty() ) | |
285 | { | |
f2448f21 | 286 | gtk_file_chooser_set_current_name(file_chooser, fname.fn_str()); |
bf345206 | 287 | } |
b5ab6d19 MR |
288 | |
289 | #if GTK_CHECK_VERSION(2,7,3) | |
9f057af5 | 290 | if ((style & wxFD_OVERWRITE_PROMPT) && !gtk_check_version(2,7,3)) |
f2448f21 | 291 | gtk_file_chooser_set_do_overwrite_confirmation(file_chooser, true); |
b5ab6d19 | 292 | #endif |
9f057af5 VZ |
293 | } |
294 | else // wxFD_OPEN | |
295 | { | |
bf345206 | 296 | if ( !fname.empty() ) |
f8bc53eb | 297 | { |
f2448f21 | 298 | gtk_file_chooser_set_filename(file_chooser, |
bf345206 | 299 | fn.GetFullPath().fn_str()); |
f8bc53eb | 300 | } |
77f70672 | 301 | } |
9f057af5 | 302 | |
9f057af5 VZ |
303 | if ( style & wxFD_PREVIEW ) |
304 | { | |
305 | GtkWidget *previewImage = gtk_image_new(); | |
306 | ||
f2448f21 | 307 | gtk_file_chooser_set_preview_widget(file_chooser, previewImage); |
9f057af5 VZ |
308 | g_signal_connect(m_widget, "update-preview", |
309 | G_CALLBACK(gtk_filedialog_update_preview_callback), | |
310 | previewImage); | |
311 | } | |
9755e73b | 312 | } |
0e1399b3 | 313 | |
9ff9d30c PC |
314 | wxFileDialog::~wxFileDialog() |
315 | { | |
316 | if (m_extraControl) | |
317 | { | |
318 | // get chooser to drop its reference right now, allowing wxWindow dtor | |
319 | // to verify that ref count drops to zero | |
320 | gtk_file_chooser_set_extra_widget( | |
321 | GTK_FILE_CHOOSER(m_widget), NULL); | |
322 | } | |
323 | } | |
324 | ||
ff654490 | 325 | void wxFileDialog::OnFakeOk(wxCommandEvent& WXUNUSED(event)) |
4e1901b7 | 326 | { |
700d08c1 | 327 | EndDialog(wxID_OK); |
4e1901b7 RR |
328 | } |
329 | ||
330 | int wxFileDialog::ShowModal() | |
331 | { | |
3abfbb43 | 332 | CreateExtraControl(); |
8ce68f7f VZ |
333 | |
334 | return wxDialog::ShowModal(); | |
9755e73b | 335 | } |
0e1399b3 | 336 | |
03647350 VZ |
337 | void wxFileDialog::DoSetSize(int WXUNUSED(x), int WXUNUSED(y), |
338 | int WXUNUSED(width), int WXUNUSED(height), | |
700d08c1 | 339 | int WXUNUSED(sizeFlags)) |
5b2e23bf | 340 | { |
5b2e23bf RR |
341 | } |
342 | ||
f1d5aa4e PC |
343 | void wxFileDialog::OnSize(wxSizeEvent&) |
344 | { | |
345 | // avoid calling DoLayout(), which will set the (wrong) size of | |
346 | // m_extraControl, its size is managed by GtkFileChooser | |
347 | } | |
348 | ||
f8bc53eb JS |
349 | wxString wxFileDialog::GetPath() const |
350 | { | |
fa333077 | 351 | return m_fc.GetPath(); |
f8bc53eb JS |
352 | } |
353 | ||
27b2dd53 | 354 | void wxFileDialog::GetFilenames(wxArrayString& files) const |
9755e73b | 355 | { |
700d08c1 | 356 | m_fc.GetFilenames( files ); |
9755e73b | 357 | } |
76840ed0 | 358 | |
27b2dd53 | 359 | void wxFileDialog::GetPaths(wxArrayString& paths) const |
9755e73b | 360 | { |
700d08c1 | 361 | m_fc.GetPaths( paths ); |
9755e73b | 362 | } |
035b704a | 363 | |
9755e73b VS |
364 | void wxFileDialog::SetMessage(const wxString& message) |
365 | { | |
700d08c1 RR |
366 | m_message = message; |
367 | SetTitle(message); | |
9755e73b VS |
368 | } |
369 | ||
76840ed0 RR |
370 | void wxFileDialog::SetPath(const wxString& path) |
371 | { | |
8f79ece3 VZ |
372 | // we need an absolute path for GTK native chooser so ensure that we have |
373 | // it | |
374 | wxFileName fn(path); | |
375 | fn.MakeAbsolute(); | |
376 | m_fc.SetPath(fn.GetFullPath()); | |
76840ed0 RR |
377 | } |
378 | ||
9755e73b VS |
379 | void wxFileDialog::SetDirectory(const wxString& dir) |
380 | { | |
02a40b8a JS |
381 | if (m_fc.SetDirectory( dir )) |
382 | { | |
383 | // Cache the dir, as gtk_file_chooser_get_current_folder() | |
384 | // doesn't return anything until the dialog has been shown | |
385 | m_dir = dir; | |
386 | } | |
9755e73b VS |
387 | } |
388 | ||
f8bc53eb JS |
389 | wxString wxFileDialog::GetDirectory() const |
390 | { | |
02a40b8a JS |
391 | wxString currentDir( m_fc.GetDirectory() ); |
392 | if (currentDir.empty()) | |
393 | { | |
394 | // m_fc.GetDirectory() will return empty until the dialog has been shown | |
395 | // in which case use any previously provided value | |
396 | currentDir = m_dir; | |
397 | } | |
398 | return currentDir; | |
f8bc53eb JS |
399 | } |
400 | ||
9755e73b VS |
401 | void wxFileDialog::SetFilename(const wxString& name) |
402 | { | |
700d08c1 | 403 | if (HasFdFlag(wxFD_SAVE)) |
02a40b8a | 404 | { |
700d08c1 | 405 | gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(m_widget), wxGTK_CONV(name)); |
02a40b8a JS |
406 | m_fileName = name; |
407 | } | |
408 | ||
77f70672 | 409 | else |
02a40b8a JS |
410 | { |
411 | wxString path( GetDirectory() ); | |
412 | if (path.empty()) | |
413 | { | |
414 | // SetPath() fires an assert if fed other than filepaths | |
415 | return; | |
416 | } | |
417 | SetPath(wxFileName(path, name).GetFullPath()); | |
418 | m_fileName = name; | |
419 | } | |
9755e73b | 420 | } |
035b704a | 421 | |
f8bc53eb JS |
422 | wxString wxFileDialog::GetFilename() const |
423 | { | |
02a40b8a JS |
424 | wxString currentFilename( m_fc.GetFilename() ); |
425 | if (currentFilename.empty()) | |
426 | { | |
427 | // m_fc.GetFilename() will return empty until the dialog has been shown | |
428 | // in which case use any previously provided value | |
429 | currentFilename = m_fileName; | |
430 | } | |
431 | return currentFilename; | |
f8bc53eb JS |
432 | } |
433 | ||
9755e73b VS |
434 | void wxFileDialog::SetWildcard(const wxString& wildCard) |
435 | { | |
700d08c1 | 436 | m_fc.SetWildcard( wildCard ); |
9755e73b | 437 | } |
a3622daa | 438 | |
9755e73b VS |
439 | void wxFileDialog::SetFilterIndex(int filterIndex) |
440 | { | |
ff3e84ff | 441 | |
700d08c1 | 442 | m_fc.SetFilterIndex( filterIndex); |
4e1901b7 RR |
443 | } |
444 | ||
f8bc53eb | 445 | int wxFileDialog::GetFilterIndex() const |
4e1901b7 | 446 | { |
700d08c1 | 447 | return m_fc.GetFilterIndex(); |
9755e73b | 448 | } |
3f6638b8 | 449 | |
03647350 | 450 | #endif // wxUSE_FILEDLG |