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 #include "wx/wxprec.h"
  13
  14 #include "wx/app.h"
  15 #include "wx/utils.h"
  16 #include "wx/dialog.h"
  17 #include "wx/filedlg.h"
  18 #include "wx/intl.h"
  19 #include "wx/tokenzr.h"
  20 #include "wx/filename.h"
  21
  22 #ifndef __DARWIN__
  23   #include "PLStringFuncs.h"
  24 #endif
  25
  26 IMPLEMENT_CLASS(wxFileDialog, wxFileDialogBase)
  27
  28 // begin wxmac
  29
  30 #include "wx/mac/private.h"
  31
  32 #ifndef __DARWIN__
  33 #include <Navigation.h>
  34 #endif
  35
  36 #include "MoreFilesX.h"
  37
  38 extern bool gUseNavServices ;
  39
  40 // the data we need to pass to our standard file hook routine
  41 // includes a pointer to the dialog, a pointer to the standard
  42 // file reply record (so we can inspect the current selection)
  43 // and a copy of the "previous" file spec of the reply record
  44 // so we can see if the selection has changed
  45
  46 struct OpenUserDataRec {
  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
  67 NavEventProc(
  68     NavEventCallbackMessage        inSelector,
  69     NavCBRecPtr                    ioParams,
  70     NavCallBackUserData    ioUserData    )
  71 {
  72     OpenUserDataRec * data = ( OpenUserDataRec *) ioUserData ;
  73     if (inSelector == kNavCBEvent) {
  74     }
  75     else if ( inSelector == kNavCBStart )
  76     {
  77         if (data && !(data->defaultLocation).IsEmpty())
  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
 126 void MakeUserDataRec(OpenUserDataRec    *myData , const wxString& filter )
 127 {
 128     myData->menuitems = NULL ;
 129     myData->currentfilter = 0 ;
 130     myData->saveMode = false ;
 131
 132     if ( filter && filter[0] )
 133     {
 134         wxString filter2(filter) ;
 135         int filterIndex = 0;
 136         bool isName = true ;
 137         wxString current ;
 138         for( unsigned int i = 0; i < filter2.Len() ; i++ )
 139         {
 140             if( filter2.GetChar(i) == wxT('|') )
 141             {
 142                 if( isName ) {
 143                     myData->name.Add( current ) ;
 144                 }
 145                 else {
 146                     myData->extensions.Add( current.MakeUpper() ) ;
 147                     ++filterIndex ;
 148                 }
 149                 isName = !isName ;
 150                 current = wxEmptyString ;
 151             }
 152             else
 153             {
 154                 current += filter2.GetChar(i) ;
 155             }
 156         }
 157         // we allow for compatibility reason to have a single filter expression (like *.*) without
 158         // an explanatory text, in that case the first part is name and extension at the same time
 159
 160         wxASSERT_MSG( filterIndex == 0 || !isName , wxT("incorrect format of format string") ) ;
 161         if ( current.IsEmpty() )
 162             myData->extensions.Add( myData->name[filterIndex] ) ;
 163         else
 164             myData->extensions.Add( current.MakeUpper() ) ;
 165         if ( filterIndex == 0 || isName )
 166             myData->name.Add( current.MakeUpper() ) ;
 167
 168         ++filterIndex ;
 169
 170         const size_t extCount = myData->extensions.GetCount();
 171         for ( size_t i = 0 ; i < extCount; i++ )
 172         {
 173             wxUint32 fileType;
 174             wxUint32 creator;
 175             wxString extension = myData->extensions[i];
 176
 177             if (extension.GetChar(0) == '*')
 178                 extension = extension.Mid(1);   // Remove leading *
 179
 180             if (extension.GetChar(0) == '.')
 181             {
 182                 extension = extension.Mid(1);   // Remove leading .
 183             }
 184
 185             if (wxFileName::MacFindDefaultTypeAndCreator( extension, &fileType, &creator ))
 186             {
 187                 myData->filtermactypes.Add( (OSType)fileType );
 188             }
 189             else
 190             {
 191                 myData->filtermactypes.Add( '****' ) ;          // We'll fail safe if it's not recognized
 192                 }
 193         }
 194     }
 195 }
 196
 197 static Boolean CheckFile( const wxString &filename , OSType type , OpenUserDataRecPtr data)
 198 {
 199     wxString file(filename) ;
 200     file.MakeUpper() ;
 201
 202     if ( data->extensions.GetCount() > 0 )
 203     {
 204         //for ( int i = 0 ; i < data->numfilters ; ++i )
 205         int i = data->currentfilter ;
 206         if ( data->extensions[i].Right(2) == wxT(".*") )
 207             return true ;
 208
 209         {
 210             if ( type == (OSType)data->filtermactypes[i] )
 211                 return true ;
 212
 213             wxStringTokenizer tokenizer( data->extensions[i] , wxT(";") ) ;
 214             while( tokenizer.HasMoreTokens() )
 215             {
 216                 wxString extension = tokenizer.GetNextToken() ;
 217                 if ( extension.GetChar(0) == '*' )
 218                     extension = extension.Mid(1) ;
 219
 220                 if ( file.Len() >= extension.Len() && extension == file.Right(extension.Len() ) )
 221                     return true ;
 222             }
 223         }
 224         return false ;
 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(wxWindow *parent, const wxString& message,
 260         const wxString& defaultDir, const wxString& defaultFileName, const wxString& wildCard,
 261         long style, const wxPoint& pos)
 262              :wxFileDialogBase(parent, message, defaultDir, defaultFileName, wildCard, style, pos)
 263 {
 264     wxASSERT_MSG( NavServicesAvailable() , wxT("Navigation Services are not running") ) ;
 265 }
 266
 267 pascal Boolean CrossPlatformFilterCallback (
 268     AEDesc *theItem,
 269     void *info,
 270     void *callBackUD,
 271     NavFilterModes filterMode
 272 )
 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     // set default options
 307     ::NavGetDefaultDialogCreationOptions(&dialogCreateOptions);
 308
 309     // this was always unset in the old code
 310     dialogCreateOptions.optionFlags &= ~kNavSelectDefaultLocation;
 311
 312     wxMacCFStringHolder message(m_message, m_font.GetEncoding());
 313     dialogCreateOptions.windowTitle = message;
 314
 315     wxMacCFStringHolder defaultFileName(m_fileName, m_font.GetEncoding());
 316     dialogCreateOptions.saveFileName = defaultFileName;
 317
 318
 319     NavDialogRef dialog;
 320     NavObjectFilterUPP navFilterUPP = NULL;
 321     CFArrayRef cfArray = NULL; // for popupExtension
 322     OpenUserDataRec myData;
 323     myData.defaultLocation = m_dir;
 324
 325     MakeUserDataRec(&myData , m_wildCard);
 326     myData.currentfilter = m_filterIndex;
 327     size_t numFilters = myData.extensions.GetCount();
 328     if (numFilters)
 329     {
 330         CFMutableArrayRef popup = CFArrayCreateMutable( kCFAllocatorDefault ,
 331             numFilters , &kCFTypeArrayCallBacks ) ;
 332         dialogCreateOptions.popupExtension = popup ;
 333         myData.menuitems = dialogCreateOptions.popupExtension ;
 334         for ( size_t i = 0 ; i < numFilters ; ++i )
 335         {
 336             CFArrayAppendValue( popup , (CFStringRef) wxMacCFStringHolder( myData.name[i] , m_font.GetEncoding() ) ) ;
 337         }
 338     }
 339
 340     if (m_dialogStyle & wxSAVE)
 341     {
 342         myData.saveMode = true;
 343
 344         if (!numFilters)
 345         {
 346             dialogCreateOptions.optionFlags |= kNavNoTypePopup;
 347         }
 348         dialogCreateOptions.optionFlags |= kNavDontAutoTranslate;
 349         dialogCreateOptions.optionFlags |= kNavDontAddTranslateItems;
 350
 351         // The extension is important
 352         if (numFilters < 2)
 353             dialogCreateOptions.optionFlags |= kNavPreserveSaveFileExtension;
 354
 355 #if TARGET_API_MAC_OSX
 356         if (!(m_dialogStyle & wxOVERWRITE_PROMPT))
 357         {
 358                 dialogCreateOptions.optionFlags |= kNavDontConfirmReplacement;
 359         }
 360 #endif
 361         err = ::NavCreatePutFileDialog(&dialogCreateOptions,
 362                                        // Suppresses the 'Default' (top) menu item
 363                                        kNavGenericSignature, kNavGenericSignature,
 364                                        sStandardNavEventFilter,
 365                                        &myData, // for defaultLocation
 366                                        &dialog);
 367     }
 368     else
 369     {
 370
 371         //let people select bundles/programs in dialogs
 372         dialogCreateOptions.optionFlags |= kNavSupportPackages;
 373
 374         navFilterUPP = NewNavObjectFilterUPP(CrossPlatformFilterCallback);
 375         err = ::NavCreateGetFileDialog(&dialogCreateOptions,
 376                                        NULL, // NavTypeListHandle
 377                                        sStandardNavEventFilter,
 378                                        NULL, // NavPreviewUPP
 379                                        navFilterUPP,
 380                                        (void *) &myData, // inClientData
 381                                        &dialog);
 382     }
 383
 384     if (err == noErr)
 385         err = ::NavDialogRun(dialog);
 386
 387     // clean up filter related data, etc.
 388     if (navFilterUPP)
 389         ::DisposeNavObjectFilterUPP(navFilterUPP);
 390     if (cfArray)
 391         ::CFRelease(cfArray);
 392
 393     if (err != noErr)
 394         return wxID_CANCEL;
 395
 396     NavReplyRecord navReply;
 397     err = ::NavDialogGetReply(dialog, &navReply);
 398     if (err == noErr && navReply.validRecord)
 399     {
 400         AEKeyword   theKeyword;
 401         DescType    actualType;
 402         Size        actualSize;
 403         FSRef       theFSRef;
 404         wxString thePath ;
 405
 406         m_filterIndex = myData.currentfilter ;
 407
 408         long count;
 409         ::AECountItems(&navReply.selection , &count);
 410         for (long i = 1; i <= count; ++i)
 411         {
 412             err = ::AEGetNthPtr(&(navReply.selection), i, typeFSRef, &theKeyword, &actualType,
 413                                 &theFSRef, sizeof(theFSRef), &actualSize);
 414             if (err != noErr)
 415                 break;
 416
 417             if (m_dialogStyle & wxSAVE)
 418                 thePath = wxMacFSRefToPath( &theFSRef , navReply.saveFileName ) ;
 419             else
 420                 thePath = wxMacFSRefToPath( &theFSRef ) ;
 421
 422             if (!thePath)
 423             {
 424                 ::NavDisposeReply(&navReply);
 425                 return wxID_CANCEL;
 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         // set these to the first hit
 433         m_path = m_paths[0];
 434         m_fileName = wxFileNameFromPath(m_path);
 435         m_dir = wxPathOnly(m_path);
 436     }
 437     ::NavDisposeReply(&navReply);
 438
 439     return (err == noErr) ? wxID_OK : wxID_CANCEL;
 440 }
 441