src/osx/carbon/filedlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/carbon/filedlg.cpp
   3 // Purpose:     wxFileDialog
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #if wxUSE_FILEDLG
  15
  16 #include "wx/filedlg.h"
  17
  18 #ifndef WX_PRECOMP
  19     #include "wx/intl.h"
  20     #include "wx/app.h"
  21     #include "wx/utils.h"
  22     #include "wx/dialog.h"
  23 #endif
  24
  25 #include "wx/tokenzr.h"
  26 #include "wx/filename.h"
  27
  28 #include "wx/osx/private.h"
  29 #include "wx/modalhook.h"
  30
  31 #ifndef __DARWIN__
  32     #include <Navigation.h>
  33     #include "PLStringFuncs.h"
  34 #endif
  35
  36 IMPLEMENT_CLASS(wxFileDialog, wxFileDialogBase)
  37
  38 // the data we need to pass to our standard file hook routine
  39 // includes a pointer to the dialog, a pointer to the standard
  40 // file reply record (so we can inspect the current selection)
  41 // and a copy of the "previous" file spec of the reply record
  42 // so we can see if the selection has changed
  43
  44 class OpenUserDataRec
  45 {
  46 public:
  47     OpenUserDataRec( wxFileDialog* dialog );
  48
  49     bool FilterCallback( AEDesc *theItem, void *info, NavFilterModes filterMode );
  50     void EventProc( NavEventCallbackMessage inSelector, NavCBRecPtr ioParams );
  51
  52     int GetCurrentFilter() const {return m_currentfilter;}
  53     CFArrayRef GetMenuItems() const { return m_menuitems;}
  54
  55
  56 private:
  57     void EventProcCBEvent( NavCBRecPtr ioParams );
  58     void EventProcCBEventMouseDown( NavCBRecPtr ioParams);
  59     void EventProcCBStart( NavCBRecPtr ioParams );
  60     void EventProcCBPopupMenuSelect( NavCBRecPtr ioParams );
  61     void EventProcCBCustomize( NavCBRecPtr ioParams );
  62     void EventProcCBAdjustRect( NavCBRecPtr ioParams );
  63     bool CheckFile( const wxString &filename , OSType type);
  64     void MakeUserDataRec( const wxString& filter);
  65
  66     wxFileDialog*       m_dialog;
  67     int                 m_currentfilter;
  68     wxString            m_defaultLocation;
  69     wxArrayString       m_extensions;
  70     wxArrayLong         m_filtermactypes;
  71     CFMutableArrayRef   m_menuitems;
  72     wxArrayString       m_name;
  73     bool                m_saveMode;
  74     SInt16              m_lastRight;
  75     SInt16              m_lastBottom;
  76     bool                m_controlAdded;
  77 };
  78
  79 OpenUserDataRec::OpenUserDataRec( wxFileDialog* d)
  80 {
  81     m_dialog = d;
  82     m_controlAdded = false;
  83     m_saveMode = m_dialog->HasFdFlag(wxFD_SAVE);
  84
  85     m_defaultLocation = m_dialog->GetDirectory();
  86     MakeUserDataRec(m_dialog->GetWildcard());
  87     m_currentfilter = m_dialog->GetFilterIndex();
  88
  89     m_menuitems = NULL;
  90
  91     size_t numFilters = m_extensions.GetCount();
  92     if (numFilters)
  93     {
  94         m_menuitems = CFArrayCreateMutable( kCFAllocatorDefault ,
  95                                          numFilters , &kCFTypeArrayCallBacks ) ;
  96         for ( size_t i = 0 ; i < numFilters ; ++i )
  97         {
  98             CFArrayAppendValue( m_menuitems , (CFStringRef) wxCFStringRef( m_name[i] ) ) ;
  99         }
 100     }
 101     m_lastRight = m_lastBottom = 0;
 102 }
 103
 104 void OpenUserDataRec::EventProc(NavEventCallbackMessage inSelector,NavCBRecPtr ioParams)
 105 {
 106     switch (inSelector)
 107     {
 108         case kNavCBEvent:
 109             EventProcCBEvent(ioParams);
 110             break;
 111         case kNavCBStart:
 112             EventProcCBStart(ioParams);
 113             break;
 114         case kNavCBPopupMenuSelect:
 115             EventProcCBPopupMenuSelect(ioParams);
 116             break;
 117         case kNavCBCustomize:
 118             EventProcCBCustomize(ioParams);
 119             break;
 120         case kNavCBAdjustRect:
 121             EventProcCBAdjustRect(ioParams);
 122             break;
 123         default:
 124             break;
 125     }
 126 }
 127
 128 void OpenUserDataRec::EventProcCBEvent(NavCBRecPtr callBackParms)
 129 {
 130     switch (callBackParms->eventData.eventDataParms.event->what)
 131     {
 132         case mouseDown:
 133         {
 134             EventProcCBEventMouseDown(callBackParms);
 135             break;
 136         }
 137     }
 138 }
 139
 140 void OpenUserDataRec::EventProcCBEventMouseDown(NavCBRecPtr callBackParms)
 141 {
 142     EventRecord *evt = callBackParms->eventData.eventDataParms.event;
 143     Point where = evt->where;
 144     QDGlobalToLocalPoint(GetWindowPort(callBackParms->window), &where);
 145
 146     ControlRef whichControl = FindControlUnderMouse(where, callBackParms->window, NULL);
 147     if (whichControl != NULL)
 148     {
 149         ControlKind theKind;
 150         GetControlKind(whichControl, &theKind);
 151
 152         // Moving the focus if we clicked in an focusable control
 153         if ((theKind.kind == kControlKindEditUnicodeText) ||
 154             (theKind.kind == kControlKindEditText) ||
 155             (theKind.kind == kControlKindDataBrowser) ||
 156             (theKind.kind == kControlKindListBox))
 157         {
 158             ControlRef currentlyFocusedControl;
 159             GetKeyboardFocus(callBackParms->window, &currentlyFocusedControl);
 160             if (currentlyFocusedControl != whichControl)
 161                 SetKeyboardFocus(callBackParms->window, whichControl, kControlFocusNextPart);
 162         }
 163         HandleControlClick(whichControl, where, evt->modifiers, NULL);
 164     }
 165 }
 166
 167 void OpenUserDataRec::EventProcCBStart(NavCBRecPtr ioParams)
 168 {
 169     if (!m_defaultLocation.empty())
 170     {
 171         // Set default location for the modern Navigation APIs
 172         // Apple Technical Q&A 1151
 173         FSRef theFile;
 174         wxMacPathToFSRef(m_defaultLocation, &theFile);
 175         AEDesc theLocation = { typeNull, NULL };
 176         if (noErr == ::AECreateDesc(typeFSRef, &theFile, sizeof(FSRef), &theLocation))
 177             ::NavCustomControl(ioParams->context, kNavCtlSetLocation, (void *) &theLocation);
 178     }
 179
 180     if( m_extensions.GetCount() > 0 )
 181     {
 182         NavMenuItemSpec  menuItem;
 183         memset( &menuItem, 0, sizeof(menuItem) );
 184         menuItem.version = kNavMenuItemSpecVersion;
 185         menuItem.menuType = m_currentfilter;
 186         ::NavCustomControl(ioParams->context, kNavCtlSelectCustomType, &menuItem);
 187     }
 188
 189     if (m_dialog->GetExtraControl())
 190     {
 191         m_controlAdded = true;
 192         ControlRef ref = m_dialog->GetExtraControl()->GetPeer()->GetControlRef();
 193         NavCustomControl(ioParams->context, kNavCtlAddControl, ref);
 194     }
 195
 196 }
 197
 198 void OpenUserDataRec::EventProcCBPopupMenuSelect(NavCBRecPtr ioParams)
 199 {
 200     NavMenuItemSpec * menu = (NavMenuItemSpec *) ioParams->eventData.eventDataParms.param ;
 201     const size_t numFilters = m_extensions.GetCount();
 202
 203     if ( menu->menuType < numFilters )
 204     {
 205         m_currentfilter = menu->menuType ;
 206         if ( m_saveMode )
 207         {
 208             int i = menu->menuType ;
 209
 210             // isolate the first extension string
 211             wxString firstExtension = m_extensions[i].BeforeFirst('|').BeforeFirst(';');
 212
 213             wxString extension = firstExtension.AfterLast('.') ;
 214             wxString sfilename ;
 215
 216             wxCFStringRef cfString( wxCFRetain( NavDialogGetSaveFileName( ioParams->context ) ) );
 217             sfilename = cfString.AsString() ;
 218
 219             int pos = sfilename.Find('.', true) ;
 220             if ( pos != wxNOT_FOUND && extension != wxT("*") )
 221             {
 222                 sfilename = sfilename.Left(pos+1)+extension ;
 223                 cfString = wxCFStringRef( sfilename , wxFONTENCODING_DEFAULT ) ;
 224                 NavDialogSetSaveFileName( ioParams->context , cfString ) ;
 225             }
 226         }
 227     }
 228 }
 229
 230 void OpenUserDataRec::EventProcCBCustomize(NavCBRecPtr ioParams)
 231 {
 232     wxWindow* control = m_dialog->GetExtraControl();
 233
 234     if ( control )
 235     {
 236         SInt16 neededRight, neededBottom;
 237
 238         wxSize size = m_dialog->GetExtraControl()->GetSize();
 239         neededRight = ioParams->customRect.left + size.x;
 240         neededBottom = ioParams->customRect.top + size.y;
 241
 242         if (ioParams->customRect.right == 0 && ioParams->customRect.bottom == 0)
 243         {
 244             ioParams->customRect.right = neededRight;
 245             ioParams->customRect.bottom = neededBottom;
 246         }
 247         else
 248         {
 249             if ( ioParams->customRect.right != m_lastRight )
 250             {
 251                 if ( ioParams->customRect.right < neededRight )
 252                     ioParams->customRect.right = neededRight;
 253             }
 254             if ( ioParams->customRect.bottom != m_lastBottom )
 255             {
 256                 if ( ioParams->customRect.bottom < neededBottom )
 257                     ioParams->customRect.bottom = neededBottom;
 258             }
 259         }
 260         m_lastRight = ioParams->customRect.right;
 261         m_lastBottom = ioParams->customRect.bottom;
 262     }
 263 }
 264
 265 void OpenUserDataRec::EventProcCBAdjustRect(NavCBRecPtr ioParams)
 266 {
 267     wxWindow* control = m_dialog->GetExtraControl();
 268
 269     if ( control && m_controlAdded)
 270     {
 271         control->SetSize(ioParams->customRect.left , ioParams->customRect.top,
 272                          ioParams->customRect.right - ioParams->customRect.left,
 273                          ioParams->customRect.bottom - ioParams->customRect.top);
 274     }
 275 }
 276
 277 void OpenUserDataRec::MakeUserDataRec( const wxString& filter )
 278 {
 279     if ( !filter.empty() )
 280     {
 281         wxString filter2(filter) ;
 282         int filterIndex = 0;
 283         bool isName = true ;
 284         wxString current ;
 285
 286         for ( unsigned int i = 0; i < filter2.length() ; i++ )
 287         {
 288             if ( filter2.GetChar(i) == wxT('|') )
 289             {
 290                 if ( isName )
 291                 {
 292                     m_name.Add( current ) ;
 293                 }
 294                 else
 295                 {
 296                     m_extensions.Add( current ) ;
 297                     ++filterIndex ;
 298                 }
 299
 300                 isName = !isName ;
 301                 current = wxEmptyString ;
 302             }
 303             else
 304             {
 305                 current += filter2.GetChar(i) ;
 306             }
 307         }
 308         // we allow for compatibility reason to have a single filter expression (like *.*) without
 309         // an explanatory text, in that case the first part is name and extension at the same time
 310
 311         wxASSERT_MSG( filterIndex == 0 || !isName , wxT("incorrect format of format string") ) ;
 312         if ( current.empty() )
 313             m_extensions.Add( m_name[filterIndex] ) ;
 314         else
 315             m_extensions.Add( current ) ;
 316         if ( filterIndex == 0 || isName )
 317             m_name.Add( current ) ;
 318
 319         ++filterIndex ;
 320
 321         const size_t extCount = m_extensions.GetCount();
 322         for ( size_t i = 0 ; i < extCount; i++ )
 323         {
 324             wxUint32 fileType, creator;
 325             wxString extension = m_extensions[i];
 326
 327             // Remove leading '*'
 328             if ( !extension.empty() && (extension.GetChar(0) == '*') )
 329                 extension = extension.Mid( 1 );
 330
 331             // Remove leading '.'
 332             if ( !extension.empty() && (extension.GetChar(0) == '.') )
 333                 extension = extension.Mid( 1 );
 334
 335             if (wxFileName::MacFindDefaultTypeAndCreator( extension, &fileType, &creator ))
 336                 m_filtermactypes.Add( (OSType)fileType );
 337             else
 338                 m_filtermactypes.Add( '****' ); // We'll fail safe if it's not recognized
 339         }
 340     }
 341 }
 342
 343 bool OpenUserDataRec::CheckFile( const wxString &filename , OSType type)
 344 {
 345     wxString file(filename) ;
 346     file.MakeUpper() ;
 347
 348     if ( m_extensions.GetCount() > 0 )
 349     {
 350         //for ( int i = 0 ; i < data->numfilters ; ++i )
 351         int i = m_currentfilter ;
 352         if ( m_extensions[i].Right(2) == wxT(".*") )
 353             return true ;
 354
 355         {
 356             if ( type == (OSType)m_filtermactypes[i] )
 357                 return true ;
 358
 359             wxStringTokenizer tokenizer( m_extensions[i] , wxT(";") ) ;
 360             while ( tokenizer.HasMoreTokens() )
 361             {
 362                 wxString extension = tokenizer.GetNextToken() ;
 363                 if ( extension.GetChar(0) == '*' )
 364                     extension = extension.Mid(1) ;
 365                 extension.MakeUpper();
 366
 367                 if ( file.length() >= extension.length() && extension == file.Right(extension.length() ) )
 368                     return true ;
 369             }
 370         }
 371
 372         return false ;
 373     }
 374
 375     return true ;
 376 }
 377
 378 bool OpenUserDataRec::FilterCallback(
 379                                      AEDesc *theItem,
 380                                      void *info,
 381                                      NavFilterModes filterMode )
 382 {
 383     if (filterMode == kNavFilteringBrowserList)
 384     {
 385         // We allow navigation to all folders. For files, we check against the current
 386         // filter string.
 387         // However, packages should be dealt with like files and not like folders. So
 388         // check if a folder is a package before deciding what to do.
 389         NavFileOrFolderInfo* theInfo = (NavFileOrFolderInfo*) info ;
 390         FSRef fsref;
 391
 392         if ( theInfo->isFolder )
 393         {
 394             // check bundle bit (using Finder Services - used by OS9 on some bundles)
 395             FSCatalogInfo catalogInfo;
 396             if (FSGetCatalogInfo (&fsref, kFSCatInfoFinderInfo, &catalogInfo, NULL, NULL, NULL) != noErr)
 397                 return true;
 398
 399             // Check bundle item (using Launch Services - used by OS-X through info.plist or APP)
 400             LSItemInfoRecord lsInfo;
 401             if (LSCopyItemInfoForRef(&fsref, kLSRequestBasicFlagsOnly, &lsInfo ) != noErr)
 402                 return true;
 403
 404             // If it's not a bundle, then it's a normal folder and it passes our filter
 405             FileInfo *fileInfo = (FileInfo *) catalogInfo.finderInfo;
 406             if ( !(fileInfo->finderFlags & kHasBundle) &&
 407                 !(lsInfo.flags & (kLSItemInfoIsApplication | kLSItemInfoIsPackage)) )
 408                 return true;
 409         }
 410         else
 411         {
 412             AECoerceDesc (theItem, typeFSRef, theItem);
 413             if ( AEGetDescData (theItem, &fsref, sizeof (FSRef)) == noErr)
 414             {
 415                 wxString file = wxMacFSRefToPath( &fsref ) ;
 416                 return CheckFile( file , theInfo->fileAndFolder.fileInfo.finderInfo.fdType ) ;
 417             }
 418         }
 419     }
 420
 421     return true;
 422 }
 423
 424 // end wxmac
 425
 426 pascal Boolean CrossPlatformFilterCallback(
 427                                            AEDesc *theItem,
 428                                            void *info,
 429                                            void *callBackUD,
 430                                            NavFilterModes filterMode );
 431
 432 pascal Boolean CrossPlatformFilterCallback(
 433                                            AEDesc *theItem,
 434                                            void *info,
 435                                            void *callBackUD,
 436                                            NavFilterModes filterMode )
 437 {
 438     OpenUserDataRec* data = (OpenUserDataRec*) callBackUD ;
 439     return data->FilterCallback(theItem,info,filterMode);
 440 }
 441
 442 static pascal void NavEventProc(
 443                                 NavEventCallbackMessage inSelector,
 444                                 NavCBRecPtr ioParams,
 445                                 NavCallBackUserData ioUserData );
 446
 447 static NavEventUPP sStandardNavEventFilter = NewNavEventUPP(NavEventProc);
 448
 449 static pascal void NavEventProc(
 450                                 NavEventCallbackMessage inSelector,
 451                                 NavCBRecPtr ioParams,
 452                                 NavCallBackUserData ioUserData )
 453 {
 454     OpenUserDataRec * data = ( OpenUserDataRec *) ioUserData ;
 455     data->EventProc(inSelector, ioParams);
 456 }
 457
 458
 459 void wxFileDialog::Init()
 460 {
 461 }
 462
 463 void wxFileDialog::Create(
 464     wxWindow *parent, const wxString& message,
 465     const wxString& defaultDir, const wxString& defaultFileName, const wxString& wildCard,
 466     long style, const wxPoint& pos, const wxSize& sz, const wxString& name)
 467 {
 468     wxFileDialogBase::Create(parent, message, defaultDir, defaultFileName, wildCard, style, pos, sz, name);
 469
 470     wxASSERT_MSG( NavServicesAvailable() , wxT("Navigation Services are not running") ) ;
 471 }
 472
 473 void wxFileDialog::SetupExtraControls(WXWindow nativeWindow)
 474 {
 475     wxTopLevelWindow::Create( GetParent(), nativeWindow );
 476
 477     if (HasExtraControlCreator())
 478     {
 479         CreateExtraControl();
 480     }
 481 }
 482
 483 int wxFileDialog::ShowModal()
 484 {
 485     WX_HOOK_MODAL_DIALOG();
 486
 487     m_paths.Empty();
 488     m_fileNames.Empty();
 489
 490     OSErr err;
 491     NavDialogCreationOptions dialogCreateOptions;
 492
 493     // set default options
 494     ::NavGetDefaultDialogCreationOptions(&dialogCreateOptions);
 495
 496     // this was always unset in the old code
 497     dialogCreateOptions.optionFlags &= ~kNavSelectDefaultLocation;
 498
 499     wxCFStringRef message(m_message, GetFont().GetEncoding());
 500     dialogCreateOptions.windowTitle = message;
 501
 502     wxCFStringRef defaultFileName(m_fileName, GetFont().GetEncoding());
 503     dialogCreateOptions.saveFileName = defaultFileName;
 504
 505     NavDialogRef dialog;
 506     NavObjectFilterUPP navFilterUPP = NULL;
 507     OpenUserDataRec myData( this );
 508
 509     dialogCreateOptions.popupExtension = myData.GetMenuItems();
 510
 511     if (HasFdFlag(wxFD_SAVE))
 512     {
 513         dialogCreateOptions.optionFlags |= kNavDontAutoTranslate;
 514         dialogCreateOptions.optionFlags |= kNavDontAddTranslateItems;
 515         if (dialogCreateOptions.popupExtension == NULL)
 516             dialogCreateOptions.optionFlags |= kNavNoTypePopup;
 517
 518         // The extension is important
 519         if ( dialogCreateOptions.popupExtension == NULL || CFArrayGetCount(dialogCreateOptions.popupExtension)<2)
 520             dialogCreateOptions.optionFlags |= kNavPreserveSaveFileExtension;
 521
 522         if (!(m_windowStyle & wxFD_OVERWRITE_PROMPT))
 523             dialogCreateOptions.optionFlags |= kNavDontConfirmReplacement;
 524
 525         err = ::NavCreatePutFileDialog(
 526             &dialogCreateOptions,
 527             kNavGenericSignature, // Suppresses the 'Default' (top) menu item
 528             kNavGenericSignature,
 529             sStandardNavEventFilter,
 530             &myData, // for defaultLocation
 531             &dialog );
 532     }
 533     else
 534     {
 535         // let the user select bundles/programs in dialogs
 536         dialogCreateOptions.optionFlags |= kNavSupportPackages;
 537
 538         navFilterUPP = NewNavObjectFilterUPP(CrossPlatformFilterCallback);
 539         err = ::NavCreateGetFileDialog(
 540             &dialogCreateOptions,
 541             NULL, // NavTypeListHandle
 542             sStandardNavEventFilter,
 543             NULL, // NavPreviewUPP
 544             navFilterUPP,
 545             (void *) &myData, // inClientData
 546             &dialog );
 547     }
 548
 549     SetupExtraControls(NavDialogGetWindow(dialog));
 550
 551     if (err == noErr)
 552     {
 553         wxDialog::OSXBeginModalDialog();
 554         err = ::NavDialogRun(dialog);
 555         wxDialog::OSXEndModalDialog();
 556     }
 557
 558     // clean up filter related data, etc.
 559     if (navFilterUPP)
 560         ::DisposeNavObjectFilterUPP(navFilterUPP);
 561
 562     if (err != noErr)
 563     {
 564         ::NavDialogDispose(dialog);
 565         return wxID_CANCEL;
 566     }
 567
 568     NavReplyRecord navReply;
 569     err = ::NavDialogGetReply(dialog, &navReply);
 570     if (err == noErr && navReply.validRecord)
 571     {
 572         AEKeyword   theKeyword;
 573         DescType    actualType;
 574         Size        actualSize;
 575         FSRef       theFSRef;
 576         wxString thePath ;
 577         long count;
 578
 579         m_filterIndex = myData.GetCurrentFilter();
 580         ::AECountItems( &navReply.selection, &count );
 581         for (long i = 1; i <= count; ++i)
 582         {
 583             err = ::AEGetNthPtr(
 584                 &(navReply.selection), i, typeFSRef, &theKeyword, &actualType,
 585                 &theFSRef, sizeof(theFSRef), &actualSize );
 586             if (err != noErr)
 587                 break;
 588
 589             if (HasFdFlag(wxFD_SAVE))
 590                 thePath = wxMacFSRefToPath( &theFSRef, navReply.saveFileName );
 591             else
 592                 thePath = wxMacFSRefToPath( &theFSRef );
 593
 594             if (!thePath)
 595             {
 596                 ::NavDisposeReply(&navReply);
 597                 ::NavDialogDispose(dialog);
 598                 return wxID_CANCEL;
 599             }
 600
 601             m_path = thePath;
 602             m_paths.Add(m_path);
 603             m_fileName = wxFileNameFromPath(m_path);
 604             m_fileNames.Add(m_fileName);
 605         }
 606
 607         // set these to the first hit
 608         m_path = m_paths[0];
 609         m_fileName = wxFileNameFromPath(m_path);
 610         m_dir = wxPathOnly(m_path);
 611     }
 612
 613     UnsubclassWin();
 614     ::NavDisposeReply(&navReply);
 615     ::NavDialogDispose(dialog);
 616
 617     return (err == noErr) ? wxID_OK : wxID_CANCEL;
 618 }
 619
 620 bool wxFileDialog::SupportsExtraControl() const
 621 {
 622     return true;
 623 }
 624
 625 #endif // wxUSE_FILEDLG
 626