| 1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/gtk/filectrl.cpp |
| 3 | // Purpose: wxGtkFileCtrl Implementation |
| 4 | // Author: Diaa M. Sami |
| 5 | // Created: 2007-08-10 |
| 6 | // RCS-ID: $Id$ |
| 7 | // Copyright: (c) Diaa M. Sami |
| 8 | // Licence: wxWindows licence |
| 9 | /////////////////////////////////////////////////////////////////////////////// |
| 10 | |
| 11 | #include "wx/wxprec.h" |
| 12 | |
| 13 | #ifdef __BORLANDC__ |
| 14 | #pragma hdrstop |
| 15 | #endif |
| 16 | |
| 17 | #include "wx/filectrl.h" |
| 18 | |
| 19 | #if wxUSE_FILECTRL && !defined(__WXUNIVERSAL__) |
| 20 | |
| 21 | #ifndef WX_PRECOMP |
| 22 | # include "wx/sizer.h" |
| 23 | # include "wx/debug.h" |
| 24 | #endif |
| 25 | |
| 26 | #include "wx/gtk/private.h" |
| 27 | #include "wx/filedlg.h" |
| 28 | #include "wx/filename.h" |
| 29 | #include "wx/tokenzr.h" |
| 30 | |
| 31 | //----------------------------------------------------------------------------- |
| 32 | // wxGtkFileChooser implementation |
| 33 | //----------------------------------------------------------------------------- |
| 34 | |
| 35 | void wxGtkFileChooser::SetWidget(GtkFileChooser *w) |
| 36 | { |
| 37 | // check arguments |
| 38 | wxASSERT( w ); |
| 39 | wxASSERT( GTK_FILE_CHOOSER( w ) ); |
| 40 | |
| 41 | this->m_widget = w; |
| 42 | } |
| 43 | |
| 44 | wxString wxGtkFileChooser::GetPath() const |
| 45 | { |
| 46 | wxGtkString str( gtk_file_chooser_get_filename( m_widget ) ); |
| 47 | |
| 48 | wxString string; |
| 49 | if (str.c_str() != NULL) |
| 50 | string = wxConvFileName->cMB2WX(str); |
| 51 | return string; |
| 52 | } |
| 53 | |
| 54 | void wxGtkFileChooser::GetFilenames( wxArrayString& files ) const |
| 55 | { |
| 56 | GetPaths( files ); |
| 57 | for ( size_t n = 0; n < files.GetCount(); ++n ) |
| 58 | { |
| 59 | const wxFileName file( files[n] ); |
| 60 | files[n] = file.GetFullName(); |
| 61 | } |
| 62 | } |
| 63 | |
| 64 | void wxGtkFileChooser::GetPaths( wxArrayString& paths ) const |
| 65 | { |
| 66 | paths.Empty(); |
| 67 | if ( gtk_file_chooser_get_select_multiple( m_widget ) ) |
| 68 | { |
| 69 | GSList *gpathsi = gtk_file_chooser_get_filenames( m_widget ); |
| 70 | GSList *gpaths = gpathsi; |
| 71 | while ( gpathsi ) |
| 72 | { |
| 73 | wxString file( wxConvFileName->cMB2WX( ( gchar* ) gpathsi->data ) ); |
| 74 | paths.Add( file ); |
| 75 | g_free( gpathsi->data ); |
| 76 | gpathsi = gpathsi->next; |
| 77 | } |
| 78 | |
| 79 | g_slist_free( gpaths ); |
| 80 | } |
| 81 | else |
| 82 | paths.Add( GetPath() ); |
| 83 | } |
| 84 | |
| 85 | bool wxGtkFileChooser::SetPath( const wxString& path ) |
| 86 | { |
| 87 | if ( path.empty() ) return true; |
| 88 | |
| 89 | return gtk_file_chooser_set_filename( m_widget, |
| 90 | wxConvFileName->cWX2MB( path.c_str() ) ); |
| 91 | } |
| 92 | |
| 93 | bool wxGtkFileChooser::SetDirectory( const wxString& dir ) |
| 94 | { |
| 95 | const gboolean b = |
| 96 | gtk_file_chooser_set_current_folder( m_widget, |
| 97 | wxConvFileName->cWX2MB( dir.c_str() ) ); |
| 98 | return b != 0; |
| 99 | } |
| 100 | |
| 101 | wxString wxGtkFileChooser::GetDirectory() const |
| 102 | { |
| 103 | const wxGtkString str( gtk_file_chooser_get_current_folder( m_widget ) ); |
| 104 | return wxString( str, *wxConvFileName ); |
| 105 | } |
| 106 | |
| 107 | wxString wxGtkFileChooser::GetFilename() const |
| 108 | { |
| 109 | return wxFileName( GetPath() ).GetFullName(); |
| 110 | } |
| 111 | |
| 112 | void wxGtkFileChooser::SetWildcard( const wxString& wildCard ) |
| 113 | { |
| 114 | m_wildcards.Empty(); |
| 115 | |
| 116 | // parse filters |
| 117 | wxArrayString wildDescriptions, wildFilters; |
| 118 | |
| 119 | if ( !wxParseCommonDialogsFilter( wildCard, wildDescriptions, wildFilters ) ) |
| 120 | { |
| 121 | wxFAIL_MSG( wxT( "wxGtkFileChooser::SetWildcard - bad wildcard string" ) ); |
| 122 | } |
| 123 | else |
| 124 | { |
| 125 | // Parsing went fine. Set m_wildCard to be returned by wxGtkFileChooserBase::GetWildcard |
| 126 | GtkFileChooser* chooser = m_widget; |
| 127 | |
| 128 | // empty current filter list: |
| 129 | GSList* ifilters = gtk_file_chooser_list_filters( chooser ); |
| 130 | GSList* filters = ifilters; |
| 131 | |
| 132 | while ( ifilters ) |
| 133 | { |
| 134 | gtk_file_chooser_remove_filter( chooser, GTK_FILE_FILTER( ifilters->data ) ); |
| 135 | ifilters = ifilters->next; |
| 136 | } |
| 137 | g_slist_free( filters ); |
| 138 | |
| 139 | if (!wildCard.empty()) |
| 140 | { |
| 141 | // add parsed to GtkChooser |
| 142 | for ( size_t n = 0; n < wildFilters.GetCount(); ++n ) |
| 143 | { |
| 144 | GtkFileFilter* filter = gtk_file_filter_new(); |
| 145 | |
| 146 | gtk_file_filter_set_name( filter, wxGTK_CONV_SYS( wildDescriptions[n] ) ); |
| 147 | |
| 148 | wxStringTokenizer exttok( wildFilters[n], wxT( ";" ) ); |
| 149 | |
| 150 | int n1 = 1; |
| 151 | while ( exttok.HasMoreTokens() ) |
| 152 | { |
| 153 | wxString token = exttok.GetNextToken(); |
| 154 | gtk_file_filter_add_pattern( filter, wxGTK_CONV_SYS( token ) ); |
| 155 | |
| 156 | if (n1 == 1) |
| 157 | m_wildcards.Add( token ); // Only add first pattern to list, used later when saving |
| 158 | n1++; |
| 159 | } |
| 160 | |
| 161 | gtk_file_chooser_add_filter( chooser, filter ); |
| 162 | } |
| 163 | |
| 164 | // Reset the filter index |
| 165 | SetFilterIndex( 0 ); |
| 166 | } |
| 167 | } |
| 168 | } |
| 169 | |
| 170 | void wxGtkFileChooser::SetFilterIndex( int filterIndex ) |
| 171 | { |
| 172 | gpointer filter; |
| 173 | GtkFileChooser *chooser = m_widget; |
| 174 | GSList *filters = gtk_file_chooser_list_filters( chooser ); |
| 175 | |
| 176 | filter = g_slist_nth_data( filters, filterIndex ); |
| 177 | |
| 178 | if ( filter != NULL ) |
| 179 | { |
| 180 | gtk_file_chooser_set_filter( chooser, GTK_FILE_FILTER( filter ) ); |
| 181 | } |
| 182 | else |
| 183 | { |
| 184 | wxFAIL_MSG( wxT( "wxGtkFileChooser::SetFilterIndex - bad filter index" ) ); |
| 185 | } |
| 186 | |
| 187 | g_slist_free( filters ); |
| 188 | } |
| 189 | |
| 190 | int wxGtkFileChooser::GetFilterIndex() const |
| 191 | { |
| 192 | GtkFileChooser *chooser = m_widget; |
| 193 | GtkFileFilter *filter = gtk_file_chooser_get_filter( chooser ); |
| 194 | GSList *filters = gtk_file_chooser_list_filters( chooser ); |
| 195 | const gint index = g_slist_index( filters, filter ); |
| 196 | g_slist_free( filters ); |
| 197 | |
| 198 | if ( index == -1 ) |
| 199 | { |
| 200 | wxFAIL_MSG( wxT( "wxGtkFileChooser::GetFilterIndex - bad filter index returned by gtk+" ) ); |
| 201 | return 0; |
| 202 | } |
| 203 | else |
| 204 | return index; |
| 205 | } |
| 206 | |
| 207 | //----------------------------------------------------------------------------- |
| 208 | // end wxGtkFileChooser Implementation |
| 209 | //----------------------------------------------------------------------------- |
| 210 | |
| 211 | #if wxUSE_FILECTRL |
| 212 | |
| 213 | // gtk signal handlers |
| 214 | |
| 215 | extern "C" |
| 216 | { |
| 217 | static void |
| 218 | gtkfilechooserwidget_file_activated_callback( GtkWidget *WXUNUSED( widget ), wxGtkFileCtrl *fileCtrl ) |
| 219 | { |
| 220 | GenerateFileActivatedEvent( fileCtrl, fileCtrl ); |
| 221 | } |
| 222 | } |
| 223 | |
| 224 | extern "C" |
| 225 | { |
| 226 | static void |
| 227 | gtkfilechooserwidget_selection_changed_callback( GtkWidget *WXUNUSED( widget ), wxGtkFileCtrl *fileCtrl ) |
| 228 | { |
| 229 | // check next selection event and ignore it if it has 0 files |
| 230 | // because such events are redundantly generated by gtk. |
| 231 | if ( fileCtrl->m_checkNextSelEvent ) |
| 232 | { |
| 233 | wxArrayString filenames; |
| 234 | fileCtrl->GetFilenames( filenames ); |
| 235 | |
| 236 | if ( filenames.Count() != 0 ) |
| 237 | fileCtrl->m_checkNextSelEvent = false; |
| 238 | } |
| 239 | |
| 240 | if ( !fileCtrl->m_checkNextSelEvent ) |
| 241 | GenerateSelectionChangedEvent( fileCtrl, fileCtrl ); |
| 242 | } |
| 243 | } |
| 244 | |
| 245 | extern "C" |
| 246 | { |
| 247 | static void |
| 248 | gtkfilechooserwidget_folder_changed_callback( GtkWidget *WXUNUSED( widget ), wxGtkFileCtrl *fileCtrl ) |
| 249 | { |
| 250 | if ( fileCtrl->m_ignoreNextFolderChangeEvent ) |
| 251 | { |
| 252 | fileCtrl->m_ignoreNextFolderChangeEvent = false; |
| 253 | } |
| 254 | else |
| 255 | { |
| 256 | GenerateFolderChangedEvent( fileCtrl, fileCtrl ); |
| 257 | } |
| 258 | |
| 259 | fileCtrl->m_checkNextSelEvent = true; |
| 260 | } |
| 261 | } |
| 262 | |
| 263 | // wxGtkFileCtrl implementation |
| 264 | |
| 265 | IMPLEMENT_DYNAMIC_CLASS( wxGtkFileCtrl, wxControl ) |
| 266 | |
| 267 | void wxGtkFileCtrl::Init() |
| 268 | { |
| 269 | m_checkNextSelEvent = false; |
| 270 | |
| 271 | // ignore the first folder change event which is fired upon startup. |
| 272 | m_ignoreNextFolderChangeEvent = true; |
| 273 | } |
| 274 | |
| 275 | bool wxGtkFileCtrl::Create( wxWindow *parent, |
| 276 | wxWindowID id, |
| 277 | const wxString& defaultDirectory, |
| 278 | const wxString& defaultFileName, |
| 279 | const wxString& wildCard, |
| 280 | long style, |
| 281 | const wxPoint& pos, |
| 282 | const wxSize& size, |
| 283 | const wxString& name ) |
| 284 | { |
| 285 | if ( !PreCreation( parent, pos, size ) || |
| 286 | !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ) ) |
| 287 | { |
| 288 | wxFAIL_MSG( wxT( "wxGtkFileCtrl creation failed" ) ); |
| 289 | return false; |
| 290 | } |
| 291 | |
| 292 | GtkFileChooserAction gtkAction = GTK_FILE_CHOOSER_ACTION_OPEN; |
| 293 | |
| 294 | if ( style & wxFC_SAVE ) |
| 295 | gtkAction = GTK_FILE_CHOOSER_ACTION_SAVE; |
| 296 | |
| 297 | m_widget = gtk_alignment_new ( 0, 0, 1, 1 ); |
| 298 | g_object_ref(m_widget); |
| 299 | m_fcWidget = GTK_FILE_CHOOSER( gtk_file_chooser_widget_new(gtkAction) ); |
| 300 | gtk_widget_show ( GTK_WIDGET( m_fcWidget ) ); |
| 301 | gtk_container_add ( GTK_CONTAINER ( m_widget ), GTK_WIDGET( m_fcWidget ) ); |
| 302 | |
| 303 | m_focusWidget = GTK_WIDGET( m_fcWidget ); |
| 304 | |
| 305 | g_signal_connect ( m_fcWidget, "file-activated", |
| 306 | G_CALLBACK ( gtkfilechooserwidget_file_activated_callback ), |
| 307 | this ); |
| 308 | |
| 309 | g_signal_connect ( m_fcWidget, "current-folder-changed", |
| 310 | G_CALLBACK ( gtkfilechooserwidget_folder_changed_callback ), |
| 311 | this ); |
| 312 | |
| 313 | g_signal_connect ( m_fcWidget, "selection-changed", |
| 314 | G_CALLBACK ( gtkfilechooserwidget_selection_changed_callback ), |
| 315 | this ); |
| 316 | |
| 317 | m_fc.SetWidget( m_fcWidget ); |
| 318 | |
| 319 | if ( style & wxFC_MULTIPLE ) |
| 320 | gtk_file_chooser_set_select_multiple( m_fcWidget, true ); |
| 321 | |
| 322 | SetWildcard( wildCard ); |
| 323 | |
| 324 | // if defaultDir is specified it should contain the directory and |
| 325 | // defaultFileName should contain the default name of the file, however if |
| 326 | // directory is not given, defaultFileName contains both |
| 327 | wxFileName fn; |
| 328 | if ( defaultDirectory.empty() ) |
| 329 | fn.Assign( defaultFileName ); |
| 330 | else if ( !defaultFileName.empty() ) |
| 331 | fn.Assign( defaultDirectory, defaultFileName ); |
| 332 | else |
| 333 | fn.AssignDir( defaultDirectory ); |
| 334 | |
| 335 | // set the initial file name and/or directory |
| 336 | const wxString dir = fn.GetPath(); |
| 337 | if ( !dir.empty() ) |
| 338 | { |
| 339 | gtk_file_chooser_set_current_folder( m_fcWidget, |
| 340 | dir.fn_str() ); |
| 341 | } |
| 342 | |
| 343 | const wxString fname = fn.GetFullName(); |
| 344 | if ( style & wxFC_SAVE ) |
| 345 | { |
| 346 | if ( !fname.empty() ) |
| 347 | { |
| 348 | gtk_file_chooser_set_current_name( m_fcWidget, |
| 349 | fname.fn_str() ); |
| 350 | } |
| 351 | } |
| 352 | else // wxFC_OPEN |
| 353 | { |
| 354 | if ( !fname.empty() ) |
| 355 | { |
| 356 | gtk_file_chooser_set_filename( m_fcWidget, |
| 357 | fn.GetFullPath().fn_str() ); |
| 358 | } |
| 359 | } |
| 360 | |
| 361 | m_parent->DoAddChild( this ); |
| 362 | |
| 363 | PostCreation( size ); |
| 364 | |
| 365 | return TRUE; |
| 366 | } |
| 367 | |
| 368 | bool wxGtkFileCtrl::SetPath( const wxString& path ) |
| 369 | { |
| 370 | return m_fc.SetPath( path ); |
| 371 | } |
| 372 | |
| 373 | bool wxGtkFileCtrl::SetDirectory( const wxString& dir ) |
| 374 | { |
| 375 | return m_fc.SetDirectory( dir ); |
| 376 | } |
| 377 | |
| 378 | bool wxGtkFileCtrl::SetFilename( const wxString& name ) |
| 379 | { |
| 380 | if ( HasFlag( wxFC_SAVE ) ) |
| 381 | { |
| 382 | gtk_file_chooser_set_current_name( m_fcWidget, wxGTK_CONV( name ) ); |
| 383 | return true; |
| 384 | } |
| 385 | else |
| 386 | return SetPath( wxFileName( GetDirectory(), name ).GetFullPath() ); |
| 387 | } |
| 388 | |
| 389 | void wxGtkFileCtrl::SetWildcard( const wxString& wildCard ) |
| 390 | { |
| 391 | m_wildCard = wildCard; |
| 392 | |
| 393 | m_fc.SetWildcard( wildCard ); |
| 394 | } |
| 395 | |
| 396 | void wxGtkFileCtrl::SetFilterIndex( int filterIndex ) |
| 397 | { |
| 398 | m_fc.SetFilterIndex( filterIndex ); |
| 399 | } |
| 400 | |
| 401 | wxString wxGtkFileCtrl::GetPath() const |
| 402 | { |
| 403 | return m_fc.GetPath(); |
| 404 | } |
| 405 | |
| 406 | void wxGtkFileCtrl::GetPaths( wxArrayString& paths ) const |
| 407 | { |
| 408 | m_fc.GetPaths( paths ); |
| 409 | } |
| 410 | |
| 411 | wxString wxGtkFileCtrl::GetDirectory() const |
| 412 | { |
| 413 | return m_fc.GetDirectory(); |
| 414 | } |
| 415 | |
| 416 | wxString wxGtkFileCtrl::GetFilename() const |
| 417 | { |
| 418 | return m_fc.GetFilename(); |
| 419 | } |
| 420 | |
| 421 | void wxGtkFileCtrl::GetFilenames( wxArrayString& files ) const |
| 422 | { |
| 423 | m_fc.GetFilenames( files ); |
| 424 | } |
| 425 | |
| 426 | void wxGtkFileCtrl::ShowHidden(bool show) |
| 427 | { |
| 428 | // gtk_file_chooser_set_show_hidden() is new in 2.6 |
| 429 | g_object_set (G_OBJECT (m_fcWidget), "show-hidden", show, NULL); |
| 430 | } |
| 431 | |
| 432 | #endif // wxUSE_FILECTRL |
| 433 | |
| 434 | #endif // wxUSE_FILECTRL && !defined(__WXUNIVERSAL__) |