src/mac/carbon/filedlg.cpp

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