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 #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, wxDialog)
  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   NavMenuItemSpecArrayHandle menuitems ;
  60 };
  61
  62 typedef struct OpenUserDataRec
  63     OpenUserDataRec, *OpenUserDataRecPtr;
  64
  65 static pascal void    NavEventProc(
  66                                 NavEventCallbackMessage        inSelector,
  67                                 NavCBRecPtr                    ioParams,
  68                                 NavCallBackUserData            ioUserData);
  69
  70 #if TARGET_CARBON
  71         static NavEventUPP    sStandardNavEventFilter = NewNavEventUPP(NavEventProc);
  72 #else
  73         static NavEventUPP    sStandardNavEventFilter = NewNavEventProc(NavEventProc);
  74 #endif
  75
  76 static pascal void
  77 NavEventProc(
  78     NavEventCallbackMessage        inSelector,
  79     NavCBRecPtr                    ioParams,
  80     NavCallBackUserData    ioUserData    )
  81 {
  82     OpenUserDataRec * data = ( OpenUserDataRec *) ioUserData ;
  83     if (inSelector == kNavCBEvent) {
  84 #if !TARGET_CARBON
  85          wxTheApp->MacHandleOneEvent(ioParams->eventData.eventDataParms.event);
  86 #endif
  87     }
  88     else if ( inSelector == kNavCBStart )
  89     {
  90         if ( data->menuitems )
  91             NavCustomControl(ioParams->context, kNavCtlSelectCustomType, &(*data->menuitems)[data->currentfilter]);
  92     }
  93     else if ( inSelector == kNavCBPopupMenuSelect )
  94     {
  95         NavMenuItemSpec * menu = (NavMenuItemSpec *) ioParams->eventData.eventDataParms.param ;
  96         if ( menu->menuCreator == 'WXNG' )
  97         {
  98             data->currentfilter = menu->menuType ;
  99             if ( data->saveMode )
 100             {
 101                 int i = menu->menuType ;
 102                 wxString extension =  data->extensions[i].AfterLast('.') ;
 103                 extension.MakeLower() ;
 104                 Str255 filename ;
 105                 // get the current filename
 106                 NavCustomControl(ioParams->context, kNavCtlGetEditFileName, &filename);
 107                 wxString sfilename = wxMacMakeStringFromPascal( filename ) ;
 108                 int pos = sfilename.Find('.',TRUE) ;
 109                 if ( pos != wxNOT_FOUND )
 110                 {
 111                     sfilename = sfilename.Left(pos+1)+extension ;
 112                     wxMacStringToPascal( sfilename , filename ) ;
 113                     NavCustomControl(ioParams->context, kNavCtlSetEditFileName, &filename);
 114                 }
 115             }
 116           }
 117     }
 118 }
 119
 120 const wxChar * gfilters[] =
 121 {
 122     wxT("*.TXT") ,
 123     wxT("*.TIF") ,
 124     wxT("*.JPG") ,
 125
 126     NULL
 127 } ;
 128
 129 OSType gfiltersmac[] =
 130 {
 131     'TEXT' ,
 132     'TIFF' ,
 133     'JPEG' ,
 134
 135     '****'
 136 } ;
 137
 138
 139
 140 void MakeUserDataRec(OpenUserDataRec    *myData , const wxString& filter )
 141 {
 142     myData->menuitems = NULL ;
 143     myData->currentfilter = 0 ;
 144     myData->saveMode = FALSE ;
 145
 146     if ( filter && filter[0] )
 147     {
 148         wxString filter2(filter) ;
 149         int filterIndex = 0;
 150         bool isName = true ;
 151         wxString current ;
 152         for( unsigned int i = 0; i < filter2.Len() ; i++ )
 153         {
 154             if( filter2.GetChar(i) == wxT('|') )
 155             {
 156                 if( isName ) {
 157                     myData->name.Add( current ) ;
 158                 }
 159                 else {
 160                     myData->extensions.Add( current.MakeUpper() ) ;
 161                     ++filterIndex ;
 162                 }
 163                 isName = !isName ;
 164                 current = wxEmptyString ;
 165             }
 166             else
 167             {
 168                 current += filter2.GetChar(i) ;
 169             }
 170         }
 171         // we allow for compatibility reason to have a single filter expression (like *.*) without
 172         // an explanatory text, in that case the first part is name and extension at the same time
 173
 174         wxASSERT_MSG( filterIndex == 0 || !isName , wxT("incorrect format of format string") ) ;
 175         if ( current.IsEmpty() )
 176             myData->extensions.Add( myData->name[filterIndex] ) ;
 177         else
 178             myData->extensions.Add( current.MakeUpper() ) ;
 179         if ( filterIndex == 0 || isName )
 180             myData->name.Add( current.MakeUpper() ) ;
 181
 182         ++filterIndex ;
 183
 184
 185         const size_t extCount = myData->extensions.GetCount();
 186         for ( size_t i = 0 ; i < extCount; i++ )
 187         {
 188             int j ;
 189             for ( j = 0 ; gfilters[j] ; j++ )
 190             {
 191                 if ( myData->extensions[i] == gfilters[j]  )
 192                 {
 193                     myData->filtermactypes.Add( gfiltersmac[j] ) ;
 194                     break ;
 195                 }
 196             }
 197             if( gfilters[j] == NULL )
 198             {
 199                 myData->filtermactypes.Add( '****' ) ;
 200             }
 201         }
 202     }
 203 }
 204
 205 static Boolean CheckFile( ConstStr255Param name , OSType type , OpenUserDataRecPtr data)
 206 {
 207 /*
 208     Str255             filename ;
 209
 210 #if TARGET_CARBON
 211     p2cstrcpy((char *)filename, name) ;
 212 #else
 213     PLstrcpy( filename , name ) ;
 214     p2cstr( filename ) ;
 215 #endif
 216     wxString file(filename) ;
 217 */
 218         wxString file = wxMacMakeStringFromPascal( name ) ;
 219     file.MakeUpper() ;
 220
 221     if ( data->extensions.GetCount() > 0 )
 222     {
 223         //for ( int i = 0 ; i < data->numfilters ; ++i )
 224         int i = data->currentfilter ;
 225         if ( data->extensions[i].Right(2) == wxT(".*") )
 226             return true ;
 227
 228         {
 229             if ( type == (OSType)data->filtermactypes[i] )
 230                 return true ;
 231
 232             wxStringTokenizer tokenizer( data->extensions[i] , wxT(";") ) ;
 233             while( tokenizer.HasMoreTokens() )
 234             {
 235                 wxString extension = tokenizer.GetNextToken() ;
 236                 if ( extension.GetChar(0) == '*' )
 237                     extension = extension.Mid(1) ;
 238
 239                 if ( file.Len() >= extension.Len() && extension == file.Right(extension.Len() ) )
 240                     return true ;
 241             }
 242         }
 243         return false ;
 244     }
 245     return true ;
 246 }
 247
 248 #ifndef __DARWIN__
 249 static pascal Boolean CrossPlatformFileFilter(CInfoPBPtr myCInfoPBPtr, void *dataPtr)
 250 {
 251     OpenUserDataRecPtr data = (OpenUserDataRecPtr) dataPtr ;
 252     // return true if this item is invisible or a file
 253
 254     Boolean visibleFlag;
 255     Boolean folderFlag;
 256
 257     visibleFlag = ! (myCInfoPBPtr->hFileInfo.ioFlFndrInfo.fdFlags & kIsInvisible);
 258     folderFlag = (myCInfoPBPtr->hFileInfo.ioFlAttrib & 0x10);
 259
 260     // because the semantics of the filter proc are "true means don't show
 261     // it" we need to invert the result that we return
 262
 263     if ( !visibleFlag )
 264         return true ;
 265
 266     if ( !folderFlag )
 267     {
 268         return !CheckFile( myCInfoPBPtr->hFileInfo.ioNamePtr , myCInfoPBPtr->hFileInfo.ioFlFndrInfo.fdType , data ) ;
 269     }
 270
 271     return false ;
 272 }
 273 #endif
 274
 275 // end wxmac
 276
 277 wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
 278         const wxString& defaultDir, const wxString& defaultFileName, const wxString& wildCard,
 279         long style, const wxPoint& pos)
 280 {
 281     wxASSERT_MSG( NavServicesAvailable() , wxT("Navigation Services are not running") ) ;
 282     m_message = message;
 283     m_dialogStyle = style;
 284     m_parent = parent;
 285     m_path = wxT("");
 286     m_fileName = defaultFileName;
 287     m_dir = defaultDir;
 288     m_wildCard = wildCard;
 289     m_filterIndex = 0;
 290 }
 291
 292 pascal Boolean CrossPlatformFilterCallback (
 293     AEDesc *theItem,
 294     void *info,
 295     void *callBackUD,
 296     NavFilterModes filterMode
 297 )
 298 {
 299     bool display = true;
 300     OpenUserDataRecPtr data = (OpenUserDataRecPtr) callBackUD ;
 301
 302     if (filterMode == kNavFilteringBrowserList)
 303     {
 304         NavFileOrFolderInfo* theInfo = (NavFileOrFolderInfo*) info ;
 305         if (theItem->descriptorType == typeFSS && !theInfo->isFolder)
 306         {
 307             FSSpec    spec;
 308             memcpy( &spec , *theItem->dataHandle , sizeof(FSSpec) ) ;
 309             display = CheckFile( spec.name , theInfo->fileAndFolder.fileInfo.finderInfo.fdType , data ) ;
 310         }
 311     }
 312
 313     return display;
 314 }
 315
 316 int wxFileDialog::ShowModal()
 317 {
 318     NavDialogOptions           mNavOptions;
 319     NavObjectFilterUPP           mNavFilterUPP = NULL;
 320     NavPreviewUPP           mNavPreviewUPP = NULL ;
 321     NavReplyRecord           mNavReply;
 322     AEDesc               mDefaultLocation ;
 323     bool               mSelectDefault = false ;
 324
 325     // setup dialog
 326
 327     ::NavGetDefaultDialogOptions(&mNavOptions);
 328
 329     mNavFilterUPP    = nil;
 330     mNavPreviewUPP    = nil;
 331     mSelectDefault    = false;
 332     mNavReply.validRecord              = false;
 333     mNavReply.replacing                   = false;
 334     mNavReply.isStationery             = false;
 335     mNavReply.translationNeeded           = false;
 336     mNavReply.selection.descriptorType = typeNull;
 337     mNavReply.selection.dataHandle     = nil;
 338     mNavReply.keyScript                   = smSystemScript;
 339     mNavReply.fileTranslation          = nil;
 340
 341     // Set default location, the location
 342     //   that's displayed when the dialog
 343     //   first appears
 344
 345     FSSpec location ;
 346     wxMacFilename2FSSpec( m_dir , &location ) ;
 347     OSErr err = noErr ;
 348
 349     mDefaultLocation.descriptorType = typeNull;
 350     mDefaultLocation.dataHandle     = nil;
 351
 352     err = ::AECreateDesc(typeFSS, &location, sizeof(FSSpec), &mDefaultLocation );
 353
 354     if ( mDefaultLocation.dataHandle ) {
 355
 356         if (mSelectDefault) {
 357             mNavOptions.dialogOptionFlags |= kNavSelectDefaultLocation;
 358         } else {
 359             mNavOptions.dialogOptionFlags &= ~kNavSelectDefaultLocation;
 360         }
 361     }
 362     wxMacStringToPascal( m_message , (StringPtr)mNavOptions.message ) ;
 363     wxMacStringToPascal( m_fileName , (StringPtr)mNavOptions.savedFileName ) ;
 364
 365     // zero all data
 366
 367     m_path = wxEmptyString ;
 368     m_fileName = wxEmptyString ;
 369     m_paths.Empty();
 370     m_fileNames.Empty();
 371
 372     OpenUserDataRec            myData;
 373     MakeUserDataRec( &myData , m_wildCard ) ;
 374     myData.currentfilter = m_filterIndex ;
 375     if ( myData.extensions.GetCount() > 0 )
 376     {
 377         mNavOptions.popupExtension = (NavMenuItemSpecArrayHandle) NewHandle( sizeof( NavMenuItemSpec ) * myData.extensions.GetCount() ) ;
 378         myData.menuitems = mNavOptions.popupExtension ;
 379         for ( size_t i = 0 ; i < myData.extensions.GetCount() ; ++i )
 380         {
 381             (*mNavOptions.popupExtension)[i].version     = kNavMenuItemSpecVersion ;
 382             (*mNavOptions.popupExtension)[i].menuCreator = 'WXNG' ;
 383             (*mNavOptions.popupExtension)[i].menuType    = i ;
 384             wxMacStringToPascal( myData.name[i] , (StringPtr)(*mNavOptions.popupExtension)[i].menuItemName ) ;
 385         }
 386     }
 387     if ( m_dialogStyle & wxSAVE )
 388     {
 389         myData.saveMode = true ;
 390
 391         mNavOptions.dialogOptionFlags |= kNavDontAutoTranslate ;
 392         mNavOptions.dialogOptionFlags |= kNavDontAddTranslateItems ;
 393
 394         err = ::NavPutFile(
 395                            &mDefaultLocation,
 396                            &mNavReply,
 397                            &mNavOptions,
 398                            sStandardNavEventFilter ,
 399                            NULL,
 400                            kNavGenericSignature,
 401                            &myData);                    // User Data
 402         m_filterIndex = myData.currentfilter ;
 403     }
 404     else
 405     {
 406         myData.saveMode = false ;
 407
 408         mNavFilterUPP = NewNavObjectFilterUPP( CrossPlatformFilterCallback ) ;
 409         if ( m_dialogStyle & wxMULTIPLE )
 410             mNavOptions.dialogOptionFlags |= kNavAllowMultipleFiles ;
 411         else
 412             mNavOptions.dialogOptionFlags &= ~kNavAllowMultipleFiles ;
 413
 414         err = ::NavGetFile(
 415                            &mDefaultLocation,
 416                            &mNavReply,
 417                            &mNavOptions,
 418                            sStandardNavEventFilter ,
 419                            mNavPreviewUPP,
 420                            mNavFilterUPP,
 421                            NULL ,
 422                            &myData);
 423         m_filterIndex = myData.currentfilter ;
 424     }
 425
 426     DisposeNavObjectFilterUPP(mNavFilterUPP);
 427     if ( mDefaultLocation.dataHandle != nil )
 428     {
 429         ::AEDisposeDesc(&mDefaultLocation);
 430     }
 431
 432     if ( (err != noErr) && (err != userCanceledErr) ) {
 433         return wxID_CANCEL ;
 434     }
 435
 436     if (mNavReply.validRecord) {
 437
 438         FSSpec  outFileSpec ;
 439         AEDesc specDesc ;
 440         AEKeyword keyWord ;
 441
 442         long count ;
 443         ::AECountItems( &mNavReply.selection , &count ) ;
 444         for ( long i = 1 ; i <= count ; ++i )
 445         {
 446             OSErr err = ::AEGetNthDesc( &mNavReply.selection , i , typeFSS, &keyWord , &specDesc);
 447             if ( err != noErr ) {
 448                 m_path = wxT("") ;
 449                 return wxID_CANCEL ;
 450             }
 451             outFileSpec = **(FSSpec**) specDesc.dataHandle;
 452             if (specDesc.dataHandle != nil) {
 453                 ::AEDisposeDesc(&specDesc);
 454             }
 455             m_path = wxMacFSSpec2MacFilename( &outFileSpec ) ;
 456             m_paths.Add( m_path ) ;
 457             m_fileName = wxFileNameFromPath(m_path);
 458             m_fileNames.Add(m_fileName);
 459         }
 460         // set these to the first hit
 461         m_path = m_paths[ 0 ] ;
 462         m_fileName = wxFileNameFromPath(m_path);
 463         m_dir = wxPathOnly(m_path);
 464         NavDisposeReply( &mNavReply ) ;
 465         return wxID_OK ;
 466     }
 467     return wxID_CANCEL;
 468 }
 469