src/mac/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 #ifdef __GNUG__
  13 #pragma implementation "filedlg.h"
  14 #endif
  15
  16 #include "wx/defs.h"
  17 #include "wx/app.h"
  18 #include "wx/utils.h"
  19 #include "wx/dialog.h"
  20 #include "wx/filedlg.h"
  21 #include "wx/intl.h"
  22 #include "wx/tokenzr.h"
  23
  24 #ifndef __DARWIN__
  25   #include "PLStringFuncs.h"
  26 #endif
  27
  28 #if !USE_SHARED_LIBRARY
  29 IMPLEMENT_CLASS(wxFileDialog, wxFileDialogBase)
  30 #endif
  31
  32 // begin wxmac
  33
  34 #include "wx/mac/private.h"
  35
  36 #include <Navigation.h>
  37
  38 #ifdef __DARWIN__
  39 #  include "MoreFilesX.h"
  40 #else
  41 #  include "MoreFiles.h"
  42 #  include "MoreFilesExtras.h"
  43 #endif
  44
  45 extern bool gUseNavServices ;
  46
  47 // the data we need to pass to our standard file hook routine
  48 // includes a pointer to the dialog, a pointer to the standard
  49 // file reply record (so we can inspect the current selection)
  50 // and a copy of the "previous" file spec of the reply record
  51 // so we can see if the selection has changed
  52
  53 struct OpenUserDataRec {
  54   int           currentfilter ;
  55   bool                saveMode ;
  56   wxArrayString      name ;
  57   wxArrayString      extensions ;
  58   wxArrayLong        filtermactypes ;
  59 #if TARGET_CARBON
  60   CFArrayRef           menuitems ;
  61 #else
  62   NavMenuItemSpecArrayHandle menuitems ;
  63 #endif
  64 };
  65
  66 typedef struct OpenUserDataRec
  67     OpenUserDataRec, *OpenUserDataRecPtr;
  68
  69 static pascal void    NavEventProc(
  70                                 NavEventCallbackMessage        inSelector,
  71                                 NavCBRecPtr                    ioParams,
  72                                 NavCallBackUserData            ioUserData);
  73
  74 #if TARGET_CARBON
  75         static NavEventUPP    sStandardNavEventFilter = NewNavEventUPP(NavEventProc);
  76 #else
  77         static NavEventUPP    sStandardNavEventFilter = NewNavEventProc(NavEventProc);
  78 #endif
  79
  80 static pascal void
  81 NavEventProc(
  82     NavEventCallbackMessage        inSelector,
  83     NavCBRecPtr                    ioParams,
  84     NavCallBackUserData    ioUserData    )
  85 {
  86     OpenUserDataRec * data = ( OpenUserDataRec *) ioUserData ;
  87     if (inSelector == kNavCBEvent) {
  88 #if TARGET_CARBON
  89 #else
  90          wxTheApp->MacHandleOneEvent(ioParams->eventData.eventDataParms.event);
  91 #endif
  92     }
  93     else if ( inSelector == kNavCBStart )
  94     {
  95 #if TARGET_CARBON
  96         // there is no way to set this in the new API
  97  #else
  98         if ( data->menuitems )
  99             NavCustomControl(ioParams->context, kNavCtlSelectCustomType, &(*data->menuitems)[data->currentfilter]);
 100 #endif
 101     }
 102     else if ( inSelector == kNavCBPopupMenuSelect )
 103     {
 104         NavMenuItemSpec * menu = (NavMenuItemSpec *) ioParams->eventData.eventDataParms.param ;
 105 #if TARGET_CARBON
 106 #else
 107         if ( menu->menuCreator == 'WXNG' )
 108 #endif
 109         {
 110             data->currentfilter = menu->menuType ;
 111             if ( data->saveMode )
 112             {
 113                 int i = menu->menuType ;
 114                 wxString extension =  data->extensions[i].AfterLast('.') ;
 115                 extension.MakeLower() ;
 116                 wxString sfilename ;
 117
 118 #if TARGET_CARBON
 119                 wxMacCFStringHolder cfString( NavDialogGetSaveFileName( ioParams->context ) , false  );
 120                 sfilename = cfString.AsString() ;
 121 #else
 122                 Str255 filename ;
 123                 // get the current filename
 124                 NavCustomControl(ioParams->context, kNavCtlGetEditFileName, &filename);
 125                 sfilename = wxMacMakeStringFromPascal( filename ) ;
 126 #endif
 127
 128                 int pos = sfilename.Find('.',TRUE) ;
 129                 if ( pos != wxNOT_FOUND )
 130                 {
 131                     sfilename = sfilename.Left(pos+1)+extension ;
 132 #if TARGET_CARBON
 133                     cfString = sfilename ;
 134                     NavDialogSetSaveFileName( ioParams->context , cfString ) ;
 135 #else
 136                     wxMacStringToPascal( sfilename , filename ) ;
 137                     NavCustomControl(ioParams->context, kNavCtlSetEditFileName, &filename);
 138 #endif
 139                 }
 140             }
 141         }
 142     }
 143 }
 144
 145 const wxChar * gfilters[] =
 146 {
 147     wxT("*.TXT") ,
 148     wxT("*.TIF") ,
 149     wxT("*.JPG") ,
 150
 151     NULL
 152 } ;
 153
 154 OSType gfiltersmac[] =
 155 {
 156     'TEXT' ,
 157     'TIFF' ,
 158     'JPEG' ,
 159
 160     '****'
 161 } ;
 162
 163
 164
 165 void MakeUserDataRec(OpenUserDataRec    *myData , const wxString& filter )
 166 {
 167     myData->menuitems = NULL ;
 168     myData->currentfilter = 0 ;
 169     myData->saveMode = FALSE ;
 170
 171     if ( filter && filter[0] )
 172     {
 173         wxString filter2(filter) ;
 174         int filterIndex = 0;
 175         bool isName = true ;
 176         wxString current ;
 177         for( unsigned int i = 0; i < filter2.Len() ; i++ )
 178         {
 179             if( filter2.GetChar(i) == wxT('|') )
 180             {
 181                 if( isName ) {
 182                     myData->name.Add( current ) ;
 183                 }
 184                 else {
 185                     myData->extensions.Add( current.MakeUpper() ) ;
 186                     ++filterIndex ;
 187                 }
 188                 isName = !isName ;
 189                 current = wxEmptyString ;
 190             }
 191             else
 192             {
 193                 current += filter2.GetChar(i) ;
 194             }
 195         }
 196         // we allow for compatibility reason to have a single filter expression (like *.*) without
 197         // an explanatory text, in that case the first part is name and extension at the same time
 198
 199         wxASSERT_MSG( filterIndex == 0 || !isName , wxT("incorrect format of format string") ) ;
 200         if ( current.IsEmpty() )
 201             myData->extensions.Add( myData->name[filterIndex] ) ;
 202         else
 203             myData->extensions.Add( current.MakeUpper() ) ;
 204         if ( filterIndex == 0 || isName )
 205             myData->name.Add( current.MakeUpper() ) ;
 206
 207         ++filterIndex ;
 208
 209
 210         const size_t extCount = myData->extensions.GetCount();
 211         for ( size_t i = 0 ; i < extCount; i++ )
 212         {
 213             int j ;
 214             for ( j = 0 ; gfilters[j] ; j++ )
 215             {
 216                 if ( myData->extensions[i] == gfilters[j]  )
 217                 {
 218                     myData->filtermactypes.Add( gfiltersmac[j] ) ;
 219                     break ;
 220                 }
 221             }
 222             if( gfilters[j] == NULL )
 223             {
 224                 myData->filtermactypes.Add( '****' ) ;
 225             }
 226         }
 227     }
 228 }
 229
 230 static Boolean CheckFile( const wxString &filename , OSType type , OpenUserDataRecPtr data)
 231 {
 232         wxString file = filename ;
 233     file.MakeUpper() ;
 234
 235     if ( data->extensions.GetCount() > 0 )
 236     {
 237         //for ( int i = 0 ; i < data->numfilters ; ++i )
 238         int i = data->currentfilter ;
 239         if ( data->extensions[i].Right(2) == wxT(".*") )
 240             return true ;
 241
 242         {
 243             if ( type == (OSType)data->filtermactypes[i] )
 244                 return true ;
 245
 246             wxStringTokenizer tokenizer( data->extensions[i] , wxT(";") ) ;
 247             while( tokenizer.HasMoreTokens() )
 248             {
 249                 wxString extension = tokenizer.GetNextToken() ;
 250                 if ( extension.GetChar(0) == '*' )
 251                     extension = extension.Mid(1) ;
 252
 253                 if ( file.Len() >= extension.Len() && extension == file.Right(extension.Len() ) )
 254                     return true ;
 255             }
 256         }
 257         return false ;
 258     }
 259     return true ;
 260 }
 261
 262 #ifndef __DARWIN__
 263 static pascal Boolean CrossPlatformFileFilter(CInfoPBPtr myCInfoPBPtr, void *dataPtr)
 264 {
 265     OpenUserDataRecPtr data = (OpenUserDataRecPtr) dataPtr ;
 266     // return true if this item is invisible or a file
 267
 268     Boolean visibleFlag;
 269     Boolean folderFlag;
 270
 271     visibleFlag = ! (myCInfoPBPtr->hFileInfo.ioFlFndrInfo.fdFlags & kIsInvisible);
 272     folderFlag = (myCInfoPBPtr->hFileInfo.ioFlAttrib & 0x10);
 273
 274     // because the semantics of the filter proc are "true means don't show
 275     // it" we need to invert the result that we return
 276
 277     if ( !visibleFlag )
 278         return true ;
 279
 280     if ( !folderFlag )
 281     {
 282             wxString file = wxMacMakeStringFromPascal( myCInfoPBPtr->hFileInfo.ioNamePtr ) ;
 283         return !CheckFile( file , myCInfoPBPtr->hFileInfo.ioFlFndrInfo.fdType , data ) ;
 284     }
 285
 286     return false ;
 287 }
 288 #endif
 289
 290 // end wxmac
 291
 292 wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
 293         const wxString& defaultDir, const wxString& defaultFileName, const wxString& wildCard,
 294         long style, const wxPoint& pos)
 295              :wxFileDialogBase(parent, message, defaultDir, defaultFileName, wildCard, style, pos)
 296 {
 297     wxASSERT_MSG( NavServicesAvailable() , wxT("Navigation Services are not running") ) ;
 298 }
 299
 300 pascal Boolean CrossPlatformFilterCallback (
 301     AEDesc *theItem,
 302     void *info,
 303     void *callBackUD,
 304     NavFilterModes filterMode
 305 )
 306 {
 307     bool display = true;
 308     OpenUserDataRecPtr data = (OpenUserDataRecPtr) callBackUD ;
 309
 310     if (filterMode == kNavFilteringBrowserList)
 311     {
 312         NavFileOrFolderInfo* theInfo = (NavFileOrFolderInfo*) info ;
 313         if ( !theInfo->isFolder )
 314         {
 315             if (theItem->descriptorType == typeFSS )
 316             {
 317                 FSSpec    spec;
 318                 memcpy( &spec , *theItem->dataHandle , sizeof(FSSpec) ) ;
 319                     wxString file = wxMacMakeStringFromPascal( spec.name ) ;
 320                 display = CheckFile( file , theInfo->fileAndFolder.fileInfo.finderInfo.fdType , data ) ;
 321             }
 322  #if TARGET_CARBON
 323             else if ( theItem->descriptorType == typeFSRef )
 324             {
 325                 FSRef fsref ;
 326                 memcpy( &fsref , *theItem->dataHandle , sizeof(FSRef) ) ;
 327                 wxString file ;
 328                 const short maxpath = 1024 ;
 329                 FSRefMakePath( &fsref , (UInt8*) file.GetWriteBuf(maxpath+1),maxpath) ;
 330                 file.UngetWriteBuf() ;
 331                 display = CheckFile( file , theInfo->fileAndFolder.fileInfo.finderInfo.fdType , data ) ;
 332             }
 333 #endif
 334         }
 335     }
 336
 337     return display;
 338 }
 339
 340 int wxFileDialog::ShowModal()
 341 {
 342 #if TARGET_CARBON
 343     NavDialogCreationOptions   mNavOptions;
 344     NavDialogRef navDialogRef = NULL ;
 345 // since the same field has been renamed ...
 346 #define dialogOptionFlags optionFlags
 347 #else
 348     NavDialogOptions           mNavOptions;
 349 #endif
 350     NavObjectFilterUPP           mNavFilterUPP = NULL;
 351     NavPreviewUPP           mNavPreviewUPP = NULL ;
 352     NavReplyRecord           mNavReply;
 353     AEDesc               mDefaultLocation ;
 354     bool               mSelectDefault = false ;
 355     OSStatus            err = noErr ;
 356     // setup dialog
 357
 358     mNavFilterUPP    = nil;
 359     mNavPreviewUPP    = nil;
 360     mSelectDefault    = false;
 361     mDefaultLocation.descriptorType = typeNull;
 362     mDefaultLocation.dataHandle     = nil;
 363
 364 #if TARGET_CARBON
 365     NavGetDefaultDialogCreationOptions( &mNavOptions ) ;
 366     wxMacCFStringHolder cfMessage(m_message) ;
 367     wxMacCFStringHolder cfFileName(m_fileName) ;
 368     mNavOptions.saveFileName = cfFileName ;
 369     mNavOptions.message = cfMessage ;
 370 #else
 371     NavGetDefaultDialogOptions(&mNavOptions);
 372     wxMacStringToPascal( m_message , (StringPtr)mNavOptions.message ) ;
 373     wxMacStringToPascal( m_fileName , (StringPtr)mNavOptions.savedFileName ) ;
 374
 375     // Set default location, the location
 376     //   that's displayed when the dialog
 377     //   first appears
 378
 379     FSSpec location ;
 380     wxMacFilename2FSSpec( m_dir , &location ) ;
 381
 382     err = ::AECreateDesc(typeFSS, &location, sizeof(FSSpec), &mDefaultLocation );
 383
 384     if ( mDefaultLocation.dataHandle ) {
 385
 386         if (mSelectDefault) {
 387             mNavOptions.dialogOptionFlags |= kNavSelectDefaultLocation;
 388         } else {
 389             mNavOptions.dialogOptionFlags &= ~kNavSelectDefaultLocation;
 390         }
 391     }
 392 #endif
 393
 394     memset( &mNavReply , 0 , sizeof( mNavReply ) ) ;
 395     mNavReply.validRecord = false;
 396     mNavReply.replacing = false;
 397     mNavReply.isStationery = false;
 398     mNavReply.translationNeeded = false;
 399     mNavReply.selection.descriptorType = typeNull;
 400     mNavReply.selection.dataHandle = nil;
 401     mNavReply.keyScript = smSystemScript;
 402     mNavReply.fileTranslation = nil;
 403     mNavReply.version = kNavReplyRecordVersion ;
 404
 405     // zero all data
 406
 407     m_path = wxEmptyString ;
 408     m_fileName = wxEmptyString ;
 409     m_paths.Empty();
 410     m_fileNames.Empty();
 411
 412     OpenUserDataRec            myData;
 413     MakeUserDataRec( &myData , m_wildCard ) ;
 414     myData.currentfilter = m_filterIndex ;
 415     if ( myData.extensions.GetCount() > 0 )
 416     {
 417 #if TARGET_CARBON
 418         CFMutableArrayRef popup = CFArrayCreateMutable( kCFAllocatorDefault ,
 419             myData.extensions.GetCount() , &kCFTypeArrayCallBacks ) ;
 420         mNavOptions.popupExtension = popup ;
 421         myData.menuitems = mNavOptions.popupExtension ;
 422         for ( size_t i = 0 ; i < myData.extensions.GetCount() ; ++i )
 423         {
 424             CFArrayAppendValue( popup , (CFStringRef) wxMacCFStringHolder( myData.name[i] ) ) ;
 425         }
 426 #else
 427         mNavOptions.popupExtension = (NavMenuItemSpecArrayHandle) NewHandle( sizeof( NavMenuItemSpec ) * myData.extensions.GetCount() ) ;
 428         myData.menuitems = mNavOptions.popupExtension ;
 429         for ( size_t i = 0 ; i < myData.extensions.GetCount() ; ++i )
 430         {
 431             (*mNavOptions.popupExtension)[i].version     = kNavMenuItemSpecVersion ;
 432             (*mNavOptions.popupExtension)[i].menuCreator = 'WXNG' ;
 433             // TODO : according to the new docs  -1 to 10 are reserved for the OS
 434             (*mNavOptions.popupExtension)[i].menuType    = i ;
 435             wxMacStringToPascal( myData.name[i] , (StringPtr)(*mNavOptions.popupExtension)[i].menuItemName ) ;
 436         }
 437 #endif
 438     }
 439     if ( m_dialogStyle & wxSAVE )
 440     {
 441         myData.saveMode = true ;
 442
 443         mNavOptions.dialogOptionFlags |= kNavDontAutoTranslate ;
 444         mNavOptions.dialogOptionFlags |= kNavDontAddTranslateItems ;
 445
 446 #if TARGET_CARBON
 447         err = NavCreatePutFileDialog( &mNavOptions , NULL , kNavGenericSignature , sStandardNavEventFilter ,
 448             &myData , &navDialogRef ) ;
 449         if ( err == noErr )
 450         {
 451             err = NavDialogRun( navDialogRef ) ;
 452             NavUserAction userAction = NavDialogGetUserAction( navDialogRef ) ;
 453             if ( userAction != kNavUserActionCancel && userAction != kNavUserActionNone )
 454             {
 455                 NavDialogGetReply( navDialogRef, &mNavReply ) ;
 456             }
 457         }
 458 #else
 459         err = ::NavPutFile(
 460                            &mDefaultLocation,
 461                            &mNavReply,
 462                            &mNavOptions,
 463                            sStandardNavEventFilter ,
 464                            NULL,
 465                            kNavGenericSignature,
 466                            &myData);                    // User Data
 467 #endif
 468         m_filterIndex = myData.currentfilter ;
 469     }
 470     else
 471     {
 472         myData.saveMode = false ;
 473
 474         mNavFilterUPP = NewNavObjectFilterUPP( CrossPlatformFilterCallback ) ;
 475         if ( m_dialogStyle & wxMULTIPLE )
 476             mNavOptions.dialogOptionFlags |= kNavAllowMultipleFiles ;
 477         else
 478             mNavOptions.dialogOptionFlags &= ~kNavAllowMultipleFiles ;
 479
 480 #if TARGET_CARBON
 481         err = NavCreateGetFileDialog( &mNavOptions , NULL , sStandardNavEventFilter ,
 482             mNavPreviewUPP , mNavFilterUPP , &myData , &navDialogRef ) ;
 483         if ( err == noErr )
 484         {
 485             err = NavDialogRun( navDialogRef ) ;
 486             NavUserAction userAction = NavDialogGetUserAction( navDialogRef ) ;
 487             if ( userAction != kNavUserActionCancel && userAction != kNavUserActionNone )
 488             {
 489                 NavDialogGetReply( navDialogRef, &mNavReply ) ;
 490             }
 491         }
 492 #else
 493         err = ::NavGetFile(
 494                            &mDefaultLocation,
 495                            &mNavReply,
 496                            &mNavOptions,
 497                            sStandardNavEventFilter ,
 498                            mNavPreviewUPP,
 499                            mNavFilterUPP,
 500                            NULL ,
 501                            &myData);
 502 #endif
 503         m_filterIndex = myData.currentfilter ;
 504     }
 505
 506     DisposeNavObjectFilterUPP(mNavFilterUPP);
 507     if ( mDefaultLocation.dataHandle != nil )
 508     {
 509         ::AEDisposeDesc(&mDefaultLocation);
 510     }
 511
 512     if ( (err != noErr) && (err != userCanceledErr) ) {
 513         return wxID_CANCEL ;
 514     }
 515
 516     if (mNavReply.validRecord) {
 517
 518         FSSpec  outFileSpec ;
 519         AEDesc specDesc ;
 520         AEKeyword keyWord ;
 521
 522         long count ;
 523         ::AECountItems( &mNavReply.selection , &count ) ;
 524         for ( long i = 1 ; i <= count ; ++i )
 525         {
 526             OSErr err = ::AEGetNthDesc( &mNavReply.selection , i , typeFSS, &keyWord , &specDesc);
 527             if ( err != noErr ) {
 528                 m_path = wxT("") ;
 529                 return wxID_CANCEL ;
 530             }
 531             outFileSpec = **(FSSpec**) specDesc.dataHandle;
 532             if (specDesc.dataHandle != nil) {
 533                 ::AEDisposeDesc(&specDesc);
 534             }
 535             m_path = wxMacFSSpec2MacFilename( &outFileSpec ) ;
 536 #if TARGET_CARBON
 537             if ( m_dialogStyle & wxSAVE )
 538             {
 539                 wxMacCFStringHolder cfString = NavDialogGetSaveFileName( navDialogRef ) ;
 540                 m_path += wxFILE_SEP_PATH + cfString.AsString() ;
 541             }
 542 #endif
 543             m_paths.Add( m_path ) ;
 544             m_fileName = wxFileNameFromPath(m_path);
 545             m_fileNames.Add(m_fileName);
 546         }
 547         // set these to the first hit
 548         m_path = m_paths[ 0 ] ;
 549         m_fileName = wxFileNameFromPath(m_path);
 550         m_dir = wxPathOnly(m_path);
 551         NavDisposeReply( &mNavReply ) ;
 552 #if TARGET_CARBON
 553         if ( navDialogRef )
 554             NavDialogDispose( navDialogRef ) ;
 555 #endif
 556         return wxID_OK ;
 557     }
 558 #if TARGET_CARBON
 559     if ( navDialogRef )
 560         NavDialogDispose( navDialogRef ) ;
 561 #endif
 562     return wxID_CANCEL;
 563 }
 564