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