src/mac/carbon/filedlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "filedlg.h"
  14 #endif
  15
  16 #include "wx/wxprec.h"
  17
  18 #include "wx/app.h"
  19 #include "wx/utils.h"
  20 #include "wx/dialog.h"
  21 #include "wx/filedlg.h"
  22 #include "wx/intl.h"
  23 #include "wx/tokenzr.h"
  24 #include "wx/filename.h"
  25
  26 #ifndef __DARWIN__
  27   #include "PLStringFuncs.h"
  28 #endif
  29
  30 IMPLEMENT_CLASS(wxFileDialog, wxFileDialogBase)
  31
  32 // begin wxmac
  33
  34 #include "wx/mac/private.h"
  35
  36 #include <Navigation.h>
  37
  38 #include "MoreFilesX.h"
  39
  40 extern bool gUseNavServices ;
  41
  42 // the data we need to pass to our standard file hook routine
  43 // includes a pointer to the dialog, a pointer to the standard
  44 // file reply record (so we can inspect the current selection)
  45 // and a copy of the "previous" file spec of the reply record
  46 // so we can see if the selection has changed
  47
  48 struct OpenUserDataRec {
  49   int                currentfilter ;
  50   bool               saveMode ;
  51   wxArrayString      name ;
  52   wxArrayString      extensions ;
  53   wxArrayLong        filtermactypes ;
  54   wxString           defaultLocation;
  55   CFArrayRef         menuitems ;
  56 };
  57
  58 typedef struct OpenUserDataRec
  59 OpenUserDataRec, *OpenUserDataRecPtr;
  60
  61 static pascal void    NavEventProc(
  62                                 NavEventCallbackMessage        inSelector,
  63                                 NavCBRecPtr                    ioParams,
  64                                 NavCallBackUserData            ioUserData);
  65
  66 static NavEventUPP    sStandardNavEventFilter = NewNavEventUPP(NavEventProc);
  67
  68 static pascal void
  69 NavEventProc(
  70     NavEventCallbackMessage        inSelector,
  71     NavCBRecPtr                    ioParams,
  72     NavCallBackUserData    ioUserData    )
  73 {
  74     OpenUserDataRec * data = ( OpenUserDataRec *) ioUserData ;
  75     if (inSelector == kNavCBEvent) {
  76     }
  77     else if ( inSelector == kNavCBStart )
  78     {
  79         if (data && !(data->defaultLocation).IsEmpty())
  80         {
  81             // Set default location for the modern Navigation APIs
  82             // Apple Technical Q&A 1151
  83             FSSpec theFSSpec;
  84             wxMacFilename2FSSpec(data->defaultLocation, &theFSSpec);
  85             AEDesc theLocation = {typeNull, NULL};
  86             if (noErr == ::AECreateDesc(typeFSS, &theFSSpec, sizeof(FSSpec), &theLocation))
  87                 ::NavCustomControl(ioParams->context, kNavCtlSetLocation, (void *) &theLocation);
  88         }
  89
  90         NavMenuItemSpec  menuItem;
  91         menuItem.version = kNavMenuItemSpecVersion;
  92         menuItem.menuCreator = 'WXNG';
  93         menuItem.menuType = data->currentfilter;
  94         wxMacStringToPascal( data->name[data->currentfilter] , (StringPtr)(menuItem.menuItemName) ) ;
  95         ::NavCustomControl(ioParams->context, kNavCtlSelectCustomType, &menuItem);
  96     }
  97     else if ( inSelector == kNavCBPopupMenuSelect )
  98     {
  99         NavMenuItemSpec * menu = (NavMenuItemSpec *) ioParams->eventData.eventDataParms.param ;
 100         const size_t numFilters = data->extensions.GetCount();
 101
 102         if ( menu->menuType < numFilters )
 103         {
 104             data->currentfilter = menu->menuType ;
 105             if ( data->saveMode )
 106             {
 107                 int i = menu->menuType ;
 108                 wxString extension =  data->extensions[i].AfterLast('.') ;
 109                 extension.MakeLower() ;
 110                 wxString sfilename ;
 111
 112                 wxMacCFStringHolder cfString( NavDialogGetSaveFileName( ioParams->context ) , false  );
 113                 sfilename = cfString.AsString() ;
 114
 115                 int pos = sfilename.Find('.', true) ;
 116                 if ( pos != wxNOT_FOUND )
 117                 {
 118                     sfilename = sfilename.Left(pos+1)+extension ;
 119                     cfString.Assign( sfilename , wxFONTENCODING_DEFAULT ) ;
 120                     NavDialogSetSaveFileName( ioParams->context , cfString ) ;
 121                 }
 122             }
 123         }
 124     }
 125 }
 126
 127
 128 void MakeUserDataRec(OpenUserDataRec    *myData , const wxString& filter )
 129 {
 130     myData->menuitems = NULL ;
 131     myData->currentfilter = 0 ;
 132     myData->saveMode = false ;
 133
 134     if ( filter && filter[0] )
 135     {
 136         wxString filter2(filter) ;
 137         int filterIndex = 0;
 138         bool isName = true ;
 139         wxString current ;
 140         for( unsigned int i = 0; i < filter2.Len() ; i++ )
 141         {
 142             if( filter2.GetChar(i) == wxT('|') )
 143             {
 144                 if( isName ) {
 145                     myData->name.Add( current ) ;
 146                 }
 147                 else {
 148                     myData->extensions.Add( current.MakeUpper() ) ;
 149                     ++filterIndex ;
 150                 }
 151                 isName = !isName ;
 152                 current = wxEmptyString ;
 153             }
 154             else
 155             {
 156                 current += filter2.GetChar(i) ;
 157             }
 158         }
 159         // we allow for compatibility reason to have a single filter expression (like *.*) without
 160         // an explanatory text, in that case the first part is name and extension at the same time
 161
 162         wxASSERT_MSG( filterIndex == 0 || !isName , wxT("incorrect format of format string") ) ;
 163         if ( current.IsEmpty() )
 164             myData->extensions.Add( myData->name[filterIndex] ) ;
 165         else
 166             myData->extensions.Add( current.MakeUpper() ) ;
 167         if ( filterIndex == 0 || isName )
 168             myData->name.Add( current.MakeUpper() ) ;
 169
 170         ++filterIndex ;
 171
 172         const size_t extCount = myData->extensions.GetCount();
 173         for ( size_t i = 0 ; i < extCount; i++ )
 174         {
 175             wxUint32 fileType;
 176             wxUint32 creator;
 177             wxString extension = myData->extensions[i];
 178
 179             if (extension.GetChar(0) == '*')
 180                 extension = extension.Mid(1);   // Remove leading *
 181
 182             if (extension.GetChar(0) == '.')
 183             {
 184                 extension = extension.Mid(1);   // Remove leading .
 185             }
 186
 187             if (wxFileName::MacFindDefaultTypeAndCreator( extension, &fileType, &creator ))
 188             {
 189                 myData->filtermactypes.Add( (OSType)fileType );
 190             }
 191             else
 192             {
 193                 myData->filtermactypes.Add( '****' ) ;          // We'll fail safe if it's not recognized
 194                 }
 195         }
 196     }
 197 }
 198
 199 static Boolean CheckFile( const wxString &filename , OSType type , OpenUserDataRecPtr data)
 200 {
 201     wxString file(filename) ;
 202     file.MakeUpper() ;
 203
 204     if ( data->extensions.GetCount() > 0 )
 205     {
 206         //for ( int i = 0 ; i < data->numfilters ; ++i )
 207         int i = data->currentfilter ;
 208         if ( data->extensions[i].Right(2) == wxT(".*") )
 209             return true ;
 210
 211         {
 212             if ( type == (OSType)data->filtermactypes[i] )
 213                 return true ;
 214
 215             wxStringTokenizer tokenizer( data->extensions[i] , wxT(";") ) ;
 216             while( tokenizer.HasMoreTokens() )
 217             {
 218                 wxString extension = tokenizer.GetNextToken() ;
 219                 if ( extension.GetChar(0) == '*' )
 220                     extension = extension.Mid(1) ;
 221
 222                 if ( file.Len() >= extension.Len() && extension == file.Right(extension.Len() ) )
 223                     return true ;
 224             }
 225         }
 226         return false ;
 227     }
 228     return true ;
 229 }
 230
 231 #if !TARGET_API_MAC_OSX
 232 static pascal Boolean CrossPlatformFileFilter(CInfoPBPtr myCInfoPBPtr, void *dataPtr)
 233 {
 234     OpenUserDataRecPtr data = (OpenUserDataRecPtr) dataPtr ;
 235     // return true if this item is invisible or a file
 236
 237     Boolean visibleFlag;
 238     Boolean folderFlag;
 239
 240     visibleFlag = ! (myCInfoPBPtr->hFileInfo.ioFlFndrInfo.fdFlags & kIsInvisible);
 241     folderFlag = (myCInfoPBPtr->hFileInfo.ioFlAttrib & 0x10);
 242
 243     // because the semantics of the filter proc are "true means don't show
 244     // it" we need to invert the result that we return
 245
 246     if ( !visibleFlag )
 247         return true ;
 248
 249     if ( !folderFlag )
 250     {
 251         wxString file = wxMacMakeStringFromPascal( myCInfoPBPtr->hFileInfo.ioNamePtr ) ;
 252         return !CheckFile( file , myCInfoPBPtr->hFileInfo.ioFlFndrInfo.fdType , data ) ;
 253     }
 254
 255     return false ;
 256 }
 257 #endif
 258
 259 // end wxmac
 260
 261 wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
 262         const wxString& defaultDir, const wxString& defaultFileName, const wxString& wildCard,
 263         long style, const wxPoint& pos)
 264              :wxFileDialogBase(parent, message, defaultDir, defaultFileName, wildCard, style, pos)
 265 {
 266     wxASSERT_MSG( NavServicesAvailable() , wxT("Navigation Services are not running") ) ;
 267 }
 268
 269 pascal Boolean CrossPlatformFilterCallback (
 270     AEDesc *theItem,
 271     void *info,
 272     void *callBackUD,
 273     NavFilterModes filterMode
 274 )
 275 {
 276     bool display = true;
 277     OpenUserDataRecPtr data = (OpenUserDataRecPtr) callBackUD ;
 278
 279     if (filterMode == kNavFilteringBrowserList)
 280     {
 281         NavFileOrFolderInfo* theInfo = (NavFileOrFolderInfo*) info ;
 282         if ( !theInfo->isFolder )
 283         {
 284             if (theItem->descriptorType == typeFSS )
 285             {
 286                 FSSpec    spec;
 287                 memcpy( &spec , *theItem->dataHandle , sizeof(FSSpec) ) ;
 288                 wxString file = wxMacMakeStringFromPascal( spec.name ) ;
 289                 display = CheckFile( file , theInfo->fileAndFolder.fileInfo.finderInfo.fdType , data ) ;
 290             }
 291             else if ( theItem->descriptorType == typeFSRef )
 292             {
 293                 FSRef fsref ;
 294                 memcpy( &fsref , *theItem->dataHandle , sizeof(FSRef) ) ;
 295                 wxString file = wxMacFSRefToPath( &fsref ) ;
 296                 display = CheckFile( file , theInfo->fileAndFolder.fileInfo.finderInfo.fdType , data ) ;
 297             }
 298         }
 299     }
 300
 301     return display;
 302 }
 303
 304 int wxFileDialog::ShowModal()
 305 {
 306     OSErr err;
 307     NavDialogCreationOptions dialogCreateOptions;
 308     // set default options
 309     ::NavGetDefaultDialogCreationOptions(&dialogCreateOptions);
 310
 311     // this was always unset in the old code
 312     dialogCreateOptions.optionFlags &= ~kNavSelectDefaultLocation;
 313
 314     wxMacCFStringHolder message(m_message, m_font.GetEncoding());
 315     dialogCreateOptions.windowTitle = message;
 316
 317     wxMacCFStringHolder defaultFileName(m_fileName, m_font.GetEncoding());
 318     dialogCreateOptions.saveFileName = defaultFileName;
 319
 320
 321     NavDialogRef dialog;
 322     NavObjectFilterUPP navFilterUPP = NULL;
 323     CFArrayRef cfArray = NULL; // for popupExtension
 324     OpenUserDataRec myData;
 325     myData.defaultLocation = m_dir;
 326
 327     MakeUserDataRec(&myData , m_wildCard);
 328     myData.currentfilter = m_filterIndex;
 329     size_t numFilters = myData.extensions.GetCount();
 330     if (numFilters)
 331     {
 332         CFMutableArrayRef popup = CFArrayCreateMutable( kCFAllocatorDefault ,
 333             numFilters , &kCFTypeArrayCallBacks ) ;
 334         dialogCreateOptions.popupExtension = popup ;
 335         myData.menuitems = dialogCreateOptions.popupExtension ;
 336         for ( size_t i = 0 ; i < numFilters ; ++i )
 337         {
 338             CFArrayAppendValue( popup , (CFStringRef) wxMacCFStringHolder( myData.name[i] , m_font.GetEncoding() ) ) ;
 339         }
 340     }
 341
 342     if (m_dialogStyle & wxSAVE)
 343     {
 344         myData.saveMode = true;
 345
 346         if (!numFilters)
 347         {
 348             dialogCreateOptions.optionFlags |= kNavNoTypePopup;
 349         }
 350         dialogCreateOptions.optionFlags |= kNavDontAutoTranslate;
 351         dialogCreateOptions.optionFlags |= kNavDontAddTranslateItems;
 352
 353         // The extension is important
 354         if (numFilters < 2)
 355             dialogCreateOptions.optionFlags |= kNavPreserveSaveFileExtension;
 356
 357 #if TARGET_API_MAC_OSX
 358         if (!(m_dialogStyle & wxOVERWRITE_PROMPT))
 359         {
 360                 dialogCreateOptions.optionFlags |= kNavDontConfirmReplacement;
 361         }
 362 #endif
 363         err = ::NavCreatePutFileDialog(&dialogCreateOptions,
 364                                        // Suppresses the 'Default' (top) menu item
 365                                        kNavGenericSignature, kNavGenericSignature,
 366                                        sStandardNavEventFilter,
 367                                        &myData, // for defaultLocation
 368                                        &dialog);
 369     }
 370     else
 371     {
 372
 373         //let people select bundles/programs in dialogs
 374         dialogCreateOptions.optionFlags |= kNavSupportPackages;
 375
 376         navFilterUPP = NewNavObjectFilterUPP(CrossPlatformFilterCallback);
 377         err = ::NavCreateGetFileDialog(&dialogCreateOptions,
 378                                        NULL, // NavTypeListHandle
 379                                        sStandardNavEventFilter,
 380                                        NULL, // NavPreviewUPP
 381                                        navFilterUPP,
 382                                        (void *) &myData, // inClientData
 383                                        &dialog);
 384     }
 385
 386     if (err == noErr)
 387         err = ::NavDialogRun(dialog);
 388
 389     // clean up filter related data, etc.
 390     if (navFilterUPP)
 391         ::DisposeNavObjectFilterUPP(navFilterUPP);
 392     if (cfArray)
 393         ::CFRelease(cfArray);
 394
 395     if (err != noErr)
 396         return wxID_CANCEL;
 397
 398     NavReplyRecord navReply;
 399     err = ::NavDialogGetReply(dialog, &navReply);
 400     if (err == noErr && navReply.validRecord)
 401     {
 402         AEKeyword   theKeyword;
 403         DescType    actualType;
 404         Size        actualSize;
 405         FSRef       theFSRef;
 406         wxString thePath ;
 407
 408         m_filterIndex = myData.currentfilter ;
 409
 410         long count;
 411         ::AECountItems(&navReply.selection , &count);
 412         for (long i = 1; i <= count; ++i)
 413         {
 414             err = ::AEGetNthPtr(&(navReply.selection), i, typeFSRef, &theKeyword, &actualType,
 415                                 &theFSRef, sizeof(theFSRef), &actualSize);
 416             if (err != noErr)
 417                 break;
 418
 419             if (m_dialogStyle & wxSAVE)
 420                 thePath = wxMacFSRefToPath( &theFSRef , navReply.saveFileName ) ;
 421             else
 422                 thePath = wxMacFSRefToPath( &theFSRef ) ;
 423
 424             if (!thePath)
 425             {
 426                 ::NavDisposeReply(&navReply);
 427                 return wxID_CANCEL;
 428             }
 429             m_path = thePath;
 430             m_paths.Add(m_path);
 431             m_fileName = wxFileNameFromPath(m_path);
 432             m_fileNames.Add(m_fileName);
 433         }
 434         // set these to the first hit
 435         m_path = m_paths[0];
 436         m_fileName = wxFileNameFromPath(m_path);
 437         m_dir = wxPathOnly(m_path);
 438     }
 439     ::NavDisposeReply(&navReply);
 440
 441     return (err == noErr) ? wxID_OK : wxID_CANCEL;
 442 }
 443