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uninitialized variable warning fixed (modified patch 1434065)
[wxWidgets.git] / 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 #include "wx/mac/private.h"
23
24 #ifndef __DARWIN__
25 #include <Navigation.h>
26 #include "PLStringFuncs.h"
27 #endif
28
29 #include "MoreFilesX.h"
30
31 IMPLEMENT_CLASS(wxFileDialog, wxFileDialogBase)
32
33 extern bool gUseNavServices;
34
35 // the data we need to pass to our standard file hook routine
36 // includes a pointer to the dialog, a pointer to the standard
37 // file reply record (so we can inspect the current selection)
38 // and a copy of the "previous" file spec of the reply record
39 // so we can see if the selection has changed
40
41 struct OpenUserDataRec
42 {
43 int currentfilter ;
44 bool saveMode ;
45 wxArrayString name ;
46 wxArrayString extensions ;
47 wxArrayLong filtermactypes ;
48 wxString defaultLocation;
49 CFArrayRef menuitems ;
50 };
51
52 typedef struct OpenUserDataRec
53 OpenUserDataRec, *OpenUserDataRecPtr;
54
55 static pascal void NavEventProc(
56 NavEventCallbackMessage inSelector,
57 NavCBRecPtr ioParams,
58 NavCallBackUserData ioUserData );
59
60 static NavEventUPP sStandardNavEventFilter = NewNavEventUPP(NavEventProc);
61
62 static pascal void NavEventProc(
63 NavEventCallbackMessage inSelector,
64 NavCBRecPtr ioParams,
65 NavCallBackUserData ioUserData )
66 {
67 OpenUserDataRec * data = ( OpenUserDataRec *) ioUserData ;
68 if (inSelector == kNavCBEvent)
69 {
70 }
71 else if ( inSelector == kNavCBStart )
72 {
73 if (data && !(data->defaultLocation).IsEmpty())
74 {
75 // Set default location for the modern Navigation APIs
76 // Apple Technical Q&A 1151
77 FSSpec theFSSpec;
78 wxMacFilename2FSSpec(data->defaultLocation, &theFSSpec);
79 AEDesc theLocation = { typeNull, NULL };
80 if (noErr == ::AECreateDesc(typeFSS, &theFSSpec, sizeof(FSSpec), &theLocation))
81 ::NavCustomControl(ioParams->context, kNavCtlSetLocation, (void *) &theLocation);
82 }
83
84 NavMenuItemSpec menuItem;
85 menuItem.version = kNavMenuItemSpecVersion;
86 menuItem.menuCreator = 'WXNG';
87 menuItem.menuType = data->currentfilter;
88 wxMacStringToPascal( data->name[data->currentfilter] , (StringPtr)(menuItem.menuItemName) ) ;
89 ::NavCustomControl(ioParams->context, kNavCtlSelectCustomType, &menuItem);
90 }
91 else if ( inSelector == kNavCBPopupMenuSelect )
92 {
93 NavMenuItemSpec * menu = (NavMenuItemSpec *) ioParams->eventData.eventDataParms.param ;
94 const size_t numFilters = data->extensions.GetCount();
95
96 if ( menu->menuType < numFilters )
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 wxString sfilename ;
105
106 wxMacCFStringHolder cfString( NavDialogGetSaveFileName( ioParams->context ) , false );
107 sfilename = cfString.AsString() ;
108
109 int pos = sfilename.Find('.', true) ;
110 if ( pos != wxNOT_FOUND )
111 {
112 sfilename = sfilename.Left(pos+1)+extension ;
113 cfString.Assign( sfilename , wxFONTENCODING_DEFAULT ) ;
114 NavDialogSetSaveFileName( ioParams->context , cfString ) ;
115 }
116 }
117 }
118 }
119 }
120
121 void MakeUserDataRec(OpenUserDataRec *myData , const wxString& filter )
122 {
123 myData->menuitems = NULL ;
124 myData->currentfilter = 0 ;
125 myData->saveMode = false ;
126
127 if ( filter && filter[0] )
128 {
129 wxString filter2(filter) ;
130 int filterIndex = 0;
131 bool isName = true ;
132 wxString current ;
133
134 for ( unsigned int i = 0; i < filter2.Len() ; i++ )
135 {
136 if ( filter2.GetChar(i) == wxT('|') )
137 {
138 if ( isName )
139 {
140 myData->name.Add( current ) ;
141 }
142 else
143 {
144 myData->extensions.Add( current.MakeUpper() ) ;
145 ++filterIndex ;
146 }
147
148 isName = !isName ;
149 current = wxEmptyString ;
150 }
151 else
152 {
153 current += filter2.GetChar(i) ;
154 }
155 }
156 // we allow for compatibility reason to have a single filter expression (like *.*) without
157 // an explanatory text, in that case the first part is name and extension at the same time
158
159 wxASSERT_MSG( filterIndex == 0 || !isName , wxT("incorrect format of format string") ) ;
160 if ( current.IsEmpty() )
161 myData->extensions.Add( myData->name[filterIndex] ) ;
162 else
163 myData->extensions.Add( current.MakeUpper() ) ;
164 if ( filterIndex == 0 || isName )
165 myData->name.Add( current.MakeUpper() ) ;
166
167 ++filterIndex ;
168
169 const size_t extCount = myData->extensions.GetCount();
170 for ( size_t i = 0 ; i < extCount; i++ )
171 {
172 wxUint32 fileType, creator;
173 wxString extension = myData->extensions[i];
174
175 // Remove leading '*'
176 if (extension.GetChar(0) == '*')
177 extension = extension.Mid( 1 );
178
179 // Remove leading '.'
180 if (extension.GetChar(0) == '.')
181 extension = extension.Mid( 1 );
182
183 if (wxFileName::MacFindDefaultTypeAndCreator( extension, &fileType, &creator ))
184 myData->filtermactypes.Add( (OSType)fileType );
185 else
186 myData->filtermactypes.Add( '****' ); // We'll fail safe if it's not recognized
187 }
188 }
189 }
190
191 static Boolean CheckFile( const wxString &filename , OSType type , OpenUserDataRecPtr data)
192 {
193 wxString file(filename) ;
194 file.MakeUpper() ;
195
196 if ( data->extensions.GetCount() > 0 )
197 {
198 //for ( int i = 0 ; i < data->numfilters ; ++i )
199 int i = data->currentfilter ;
200 if ( data->extensions[i].Right(2) == wxT(".*") )
201 return true ;
202
203 {
204 if ( type == (OSType)data->filtermactypes[i] )
205 return true ;
206
207 wxStringTokenizer tokenizer( data->extensions[i] , wxT(";") ) ;
208 while ( tokenizer.HasMoreTokens() )
209 {
210 wxString extension = tokenizer.GetNextToken() ;
211 if ( extension.GetChar(0) == '*' )
212 extension = extension.Mid(1) ;
213
214 if ( file.Len() >= extension.Len() && extension == file.Right(extension.Len() ) )
215 return true ;
216 }
217 }
218
219 return false ;
220 }
221
222 return true ;
223 }
224
225 #if !TARGET_API_MAC_OSX
226 static pascal Boolean CrossPlatformFileFilter(CInfoPBPtr myCInfoPBPtr, void *dataPtr)
227 {
228 OpenUserDataRecPtr data = (OpenUserDataRecPtr) dataPtr ;
229 // return true if this item is invisible or a file
230
231 Boolean visibleFlag;
232 Boolean folderFlag;
233
234 visibleFlag = ! (myCInfoPBPtr->hFileInfo.ioFlFndrInfo.fdFlags & kIsInvisible);
235 folderFlag = (myCInfoPBPtr->hFileInfo.ioFlAttrib & 0x10);
236
237 // because the semantics of the filter proc are "true means don't show
238 // it" we need to invert the result that we return
239
240 if ( !visibleFlag )
241 return true ;
242
243 if ( !folderFlag )
244 {
245 wxString file = wxMacMakeStringFromPascal( myCInfoPBPtr->hFileInfo.ioNamePtr ) ;
246 return !CheckFile( file , myCInfoPBPtr->hFileInfo.ioFlFndrInfo.fdType , data ) ;
247 }
248
249 return false ;
250 }
251 #endif
252
253 // end wxmac
254
255 wxFileDialog::wxFileDialog(
256 wxWindow *parent, const wxString& message,
257 const wxString& defaultDir, const wxString& defaultFileName, const wxString& wildCard,
258 long style, const wxPoint& pos)
259 : wxFileDialogBase(parent, message, defaultDir, defaultFileName, wildCard, style, pos)
260 {
261 wxASSERT_MSG( NavServicesAvailable() , wxT("Navigation Services are not running") ) ;
262 }
263
264 pascal Boolean CrossPlatformFilterCallback(
265 AEDesc *theItem,
266 void *info,
267 void *callBackUD,
268 NavFilterModes filterMode )
269 {
270 bool display = true;
271 OpenUserDataRecPtr data = (OpenUserDataRecPtr) callBackUD ;
272
273 if (filterMode == kNavFilteringBrowserList)
274 {
275 NavFileOrFolderInfo* theInfo = (NavFileOrFolderInfo*) info ;
276 if ( !theInfo->isFolder )
277 {
278 if (theItem->descriptorType == typeFSS)
279 {
280 FSSpec spec;
281 memcpy( &spec , *theItem->dataHandle , sizeof(FSSpec) ) ;
282 wxString file = wxMacMakeStringFromPascal( spec.name ) ;
283 display = CheckFile( file , theInfo->fileAndFolder.fileInfo.finderInfo.fdType , data ) ;
284 }
285 else if ( theItem->descriptorType == typeFSRef )
286 {
287 FSRef fsref ;
288 memcpy( &fsref , *theItem->dataHandle , sizeof(FSRef) ) ;
289 wxString file = wxMacFSRefToPath( &fsref ) ;
290 display = CheckFile( file , theInfo->fileAndFolder.fileInfo.finderInfo.fdType , data ) ;
291 }
292 }
293 }
294
295 return display;
296 }
297
298 int wxFileDialog::ShowModal()
299 {
300 OSErr err;
301 NavDialogCreationOptions dialogCreateOptions;
302
303 // set default options
304 ::NavGetDefaultDialogCreationOptions(&dialogCreateOptions);
305
306 // this was always unset in the old code
307 dialogCreateOptions.optionFlags &= ~kNavSelectDefaultLocation;
308
309 wxMacCFStringHolder message(m_message, m_font.GetEncoding());
310 dialogCreateOptions.windowTitle = message;
311
312 wxMacCFStringHolder defaultFileName(m_fileName, m_font.GetEncoding());
313 dialogCreateOptions.saveFileName = defaultFileName;
314
315
316 NavDialogRef dialog;
317 NavObjectFilterUPP navFilterUPP = NULL;
318 CFArrayRef cfArray = NULL; // for popupExtension
319 OpenUserDataRec myData;
320 myData.defaultLocation = m_dir;
321
322 MakeUserDataRec(&myData , m_wildCard);
323 myData.currentfilter = m_filterIndex;
324 size_t numFilters = myData.extensions.GetCount();
325 if (numFilters)
326 {
327 CFMutableArrayRef popup = CFArrayCreateMutable( kCFAllocatorDefault ,
328 numFilters , &kCFTypeArrayCallBacks ) ;
329 dialogCreateOptions.popupExtension = popup ;
330 myData.menuitems = dialogCreateOptions.popupExtension ;
331 for ( size_t i = 0 ; i < numFilters ; ++i )
332 {
333 CFArrayAppendValue( popup , (CFStringRef) wxMacCFStringHolder( myData.name[i] , m_font.GetEncoding() ) ) ;
334 }
335 }
336
337 if (m_dialogStyle & wxSAVE)
338 {
339 myData.saveMode = true;
340
341 dialogCreateOptions.optionFlags |= kNavDontAutoTranslate;
342 dialogCreateOptions.optionFlags |= kNavDontAddTranslateItems;
343 if (!numFilters)
344 dialogCreateOptions.optionFlags |= kNavNoTypePopup;
345
346 // The extension is important
347 if (numFilters < 2)
348 dialogCreateOptions.optionFlags |= kNavPreserveSaveFileExtension;
349
350 #if TARGET_API_MAC_OSX
351 if (!(m_dialogStyle & wxOVERWRITE_PROMPT))
352 dialogCreateOptions.optionFlags |= kNavDontConfirmReplacement;
353 #endif
354
355 err = ::NavCreatePutFileDialog(
356 &dialogCreateOptions,
357 kNavGenericSignature, // Suppresses the 'Default' (top) menu item
358 kNavGenericSignature,
359 sStandardNavEventFilter,
360 &myData, // for defaultLocation
361 &dialog );
362 }
363 else
364 {
365 // let the user select bundles/programs in dialogs
366 dialogCreateOptions.optionFlags |= kNavSupportPackages;
367
368 navFilterUPP = NewNavObjectFilterUPP(CrossPlatformFilterCallback);
369 err = ::NavCreateGetFileDialog(
370 &dialogCreateOptions,
371 NULL, // NavTypeListHandle
372 sStandardNavEventFilter,
373 NULL, // NavPreviewUPP
374 navFilterUPP,
375 (void *) &myData, // inClientData
376 &dialog );
377 }
378
379 if (err == noErr)
380 err = ::NavDialogRun(dialog);
381
382 // clean up filter related data, etc.
383 if (navFilterUPP)
384 ::DisposeNavObjectFilterUPP(navFilterUPP);
385 if (cfArray)
386 ::CFRelease(cfArray);
387
388 if (err != noErr)
389 return wxID_CANCEL;
390
391 NavReplyRecord navReply;
392 err = ::NavDialogGetReply(dialog, &navReply);
393 if (err == noErr && navReply.validRecord)
394 {
395 AEKeyword theKeyword;
396 DescType actualType;
397 Size actualSize;
398 FSRef theFSRef;
399 wxString thePath ;
400 long count;
401
402 m_filterIndex = myData.currentfilter;
403 ::AECountItems( &navReply.selection, &count );
404 for (long i = 1; i <= count; ++i)
405 {
406 err = ::AEGetNthPtr(
407 &(navReply.selection), i, typeFSRef, &theKeyword, &actualType,
408 &theFSRef, sizeof(theFSRef), &actualSize );
409 if (err != noErr)
410 break;
411
412 if (m_dialogStyle & wxSAVE)
413 thePath = wxMacFSRefToPath( &theFSRef, navReply.saveFileName );
414 else
415 thePath = wxMacFSRefToPath( &theFSRef );
416
417 if (!thePath)
418 {
419 ::NavDisposeReply(&navReply);
420 return wxID_CANCEL;
421 }
422
423 m_path = thePath;
424 m_paths.Add(m_path);
425 m_fileName = wxFileNameFromPath(m_path);
426 m_fileNames.Add(m_fileName);
427 }
428
429 // set these to the first hit
430 m_path = m_paths[0];
431 m_fileName = wxFileNameFromPath(m_path);
432 m_dir = wxPathOnly(m_path);
433 }
434
435 ::NavDisposeReply(&navReply);
436
437 return (err == noErr) ? wxID_OK : wxID_CANCEL;
438 }
439