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a4f5b9b9a3195fc0d616724317171a5924f9da54
wxWidgets/src/mac/filedlg.cpp
Gilles Depeyrot a4f5b9b9a3 applied SF patch #846732 file dialog long filename support 
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@24627 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2003-11-21 21:01:03 +00:00

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/////////////////////////////////////////////////////////////////////////////
// Name: filedlg.cpp
// Purpose: wxFileDialog
// Author: Stefan Csomor
// Modified by:
// Created: 1998-01-01
// RCS-ID: $Id$
// Copyright: (c) Stefan Csomor
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "filedlg.h"
#endif
#include "wx/defs.h"
#include "wx/app.h"
#include "wx/utils.h"
#include "wx/dialog.h"
#include "wx/filedlg.h"
#include "wx/intl.h"
#include "wx/tokenzr.h"
#ifndef __DARWIN__
#include "PLStringFuncs.h"
#endif
#if !USE_SHARED_LIBRARY
IMPLEMENT_CLASS(wxFileDialog, wxFileDialogBase)
#endif
// begin wxmac
#include "wx/mac/private.h"
#include <Navigation.h>
#ifdef __DARWIN__
# include "MoreFilesX.h"
#else
# include "MoreFiles.h"
# include "MoreFilesExtras.h"
#endif
extern bool gUseNavServices ;
// the data we need to pass to our standard file hook routine
// includes a pointer to the dialog, a pointer to the standard
// file reply record (so we can inspect the current selection)
// and a copy of the "previous" file spec of the reply record
// so we can see if the selection has changed
struct OpenUserDataRec {
int currentfilter ;
bool saveMode ;
wxArrayString name ;
wxArrayString extensions ;
wxArrayLong filtermactypes ;
wxString defaultLocation;
#if TARGET_CARBON
CFArrayRef menuitems ;
#else
NavMenuItemSpecArrayHandle menuitems ;
#endif
};
typedef struct OpenUserDataRec
OpenUserDataRec, *OpenUserDataRecPtr;
static pascal void NavEventProc(
NavEventCallbackMessage inSelector,
NavCBRecPtr ioParams,
NavCallBackUserData ioUserData);
#if TARGET_CARBON
static NavEventUPP sStandardNavEventFilter = NewNavEventUPP(NavEventProc);
#else
static NavEventUPP sStandardNavEventFilter = NewNavEventProc(NavEventProc);
#endif
static pascal void
NavEventProc(
NavEventCallbackMessage inSelector,
NavCBRecPtr ioParams,
NavCallBackUserData ioUserData )
{
OpenUserDataRec * data = ( OpenUserDataRec *) ioUserData ;
if (inSelector == kNavCBEvent) {
#if TARGET_CARBON
#else
wxTheApp->MacHandleOneEvent(ioParams->eventData.eventDataParms.event);
#endif
}
else if ( inSelector == kNavCBStart )
{
#if TARGET_CARBON
if (data && !(data->defaultLocation).IsEmpty())
{
// Set default location for the modern Navigation APIs
// Apple Technical Q&A 1151
FSSpec theFSSpec;
wxMacFilename2FSSpec(data->defaultLocation, &theFSSpec);
AEDesc theLocation = {typeNull, NULL};
if (noErr == ::AECreateDesc(typeFSS, &theFSSpec, sizeof(FSSpec), &theLocation))
::NavCustomControl(ioParams->context, kNavCtlSetLocation, (void *) &theLocation);
}
#else
if ( data->menuitems )
NavCustomControl(ioParams->context, kNavCtlSelectCustomType, &(*data->menuitems)[data->currentfilter]);
#endif
}
else if ( inSelector == kNavCBPopupMenuSelect )
{
NavMenuItemSpec * menu = (NavMenuItemSpec *) ioParams->eventData.eventDataParms.param ;
#if TARGET_CARBON
#else
if ( menu->menuCreator == 'WXNG' )
#endif
{
data->currentfilter = menu->menuType ;
if ( data->saveMode )
{
int i = menu->menuType ;
wxString extension = data->extensions[i].AfterLast('.') ;
extension.MakeLower() ;
wxString sfilename ;
#if TARGET_CARBON
wxMacCFStringHolder cfString( NavDialogGetSaveFileName( ioParams->context ) , false );
sfilename = cfString.AsString() ;
#else
Str255 filename ;
// get the current filename
NavCustomControl(ioParams->context, kNavCtlGetEditFileName, &filename);
sfilename = wxMacMakeStringFromPascal( filename ) ;
#endif
int pos = sfilename.Find('.',TRUE) ;
if ( pos != wxNOT_FOUND )
{
sfilename = sfilename.Left(pos+1)+extension ;
#if TARGET_CARBON
cfString = sfilename ;
NavDialogSetSaveFileName( ioParams->context , cfString ) ;
#else
wxMacStringToPascal( sfilename , filename ) ;
NavCustomControl(ioParams->context, kNavCtlSetEditFileName, &filename);
#endif
}
}
}
}
}
const wxChar * gfilters[] =
{
wxT("*.TXT") ,
wxT("*.TIF") ,
wxT("*.JPG") ,
NULL
} ;
OSType gfiltersmac[] =
{
'TEXT' ,
'TIFF' ,
'JPEG' ,
'****'
} ;
void MakeUserDataRec(OpenUserDataRec *myData , const wxString& filter )
{
myData->menuitems = NULL ;
myData->currentfilter = 0 ;
myData->saveMode = FALSE ;
if ( filter && filter[0] )
{
wxString filter2(filter) ;
int filterIndex = 0;
bool isName = true ;
wxString current ;
for( unsigned int i = 0; i < filter2.Len() ; i++ )
{
if( filter2.GetChar(i) == wxT('|') )
{
if( isName ) {
myData->name.Add( current ) ;
}
else {
myData->extensions.Add( current.MakeUpper() ) ;
++filterIndex ;
}
isName = !isName ;
current = wxEmptyString ;
}
else
{
current += filter2.GetChar(i) ;
}
}
// we allow for compatibility reason to have a single filter expression (like *.*) without
// an explanatory text, in that case the first part is name and extension at the same time
wxASSERT_MSG( filterIndex == 0 || !isName , wxT("incorrect format of format string") ) ;
if ( current.IsEmpty() )
myData->extensions.Add( myData->name[filterIndex] ) ;
else
myData->extensions.Add( current.MakeUpper() ) ;
if ( filterIndex == 0 || isName )
myData->name.Add( current.MakeUpper() ) ;
++filterIndex ;
const size_t extCount = myData->extensions.GetCount();
for ( size_t i = 0 ; i < extCount; i++ )
{
int j ;
for ( j = 0 ; gfilters[j] ; j++ )
{
if ( myData->extensions[i] == gfilters[j] )
{
myData->filtermactypes.Add( gfiltersmac[j] ) ;
break ;
}
}
if( gfilters[j] == NULL )
{
myData->filtermactypes.Add( '****' ) ;
}
}
}
}
static Boolean CheckFile( const wxString &filename , OSType type , OpenUserDataRecPtr data)
{
wxString file(filename) ;
file.MakeUpper() ;
if ( data->extensions.GetCount() > 0 )
{
//for ( int i = 0 ; i < data->numfilters ; ++i )
int i = data->currentfilter ;
if ( data->extensions[i].Right(2) == wxT(".*") )
return true ;
{
if ( type == (OSType)data->filtermactypes[i] )
return true ;
wxStringTokenizer tokenizer( data->extensions[i] , wxT(";") ) ;
while( tokenizer.HasMoreTokens() )
{
wxString extension = tokenizer.GetNextToken() ;
if ( extension.GetChar(0) == '*' )
extension = extension.Mid(1) ;
if ( file.Len() >= extension.Len() && extension == file.Right(extension.Len() ) )
return true ;
}
}
return false ;
}
return true ;
}
#ifndef __DARWIN__
static pascal Boolean CrossPlatformFileFilter(CInfoPBPtr myCInfoPBPtr, void *dataPtr)
{
OpenUserDataRecPtr data = (OpenUserDataRecPtr) dataPtr ;
// return true if this item is invisible or a file
Boolean visibleFlag;
Boolean folderFlag;
visibleFlag = ! (myCInfoPBPtr->hFileInfo.ioFlFndrInfo.fdFlags & kIsInvisible);
folderFlag = (myCInfoPBPtr->hFileInfo.ioFlAttrib & 0x10);
// because the semantics of the filter proc are "true means don't show
// it" we need to invert the result that we return
if ( !visibleFlag )
return true ;
if ( !folderFlag )
{
wxString file = wxMacMakeStringFromPascal( myCInfoPBPtr->hFileInfo.ioNamePtr ) ;
return !CheckFile( file , myCInfoPBPtr->hFileInfo.ioFlFndrInfo.fdType , data ) ;
}
return false ;
}
#endif
// end wxmac
wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
const wxString& defaultDir, const wxString& defaultFileName, const wxString& wildCard,
long style, const wxPoint& pos)
:wxFileDialogBase(parent, message, defaultDir, defaultFileName, wildCard, style, pos)
{
wxASSERT_MSG( NavServicesAvailable() , wxT("Navigation Services are not running") ) ;
}
pascal Boolean CrossPlatformFilterCallback (
AEDesc *theItem,
void *info,
void *callBackUD,
NavFilterModes filterMode
)
{
bool display = true;
OpenUserDataRecPtr data = (OpenUserDataRecPtr) callBackUD ;
if (filterMode == kNavFilteringBrowserList)
{
NavFileOrFolderInfo* theInfo = (NavFileOrFolderInfo*) info ;
if ( !theInfo->isFolder )
{
if (theItem->descriptorType == typeFSS )
{
FSSpec spec;
memcpy( &spec , *theItem->dataHandle , sizeof(FSSpec) ) ;
wxString file = wxMacMakeStringFromPascal( spec.name ) ;
display = CheckFile( file , theInfo->fileAndFolder.fileInfo.finderInfo.fdType , data ) ;
}
#if TARGET_CARBON
else if ( theItem->descriptorType == typeFSRef )
{
FSRef fsref ;
memcpy( &fsref , *theItem->dataHandle , sizeof(FSRef) ) ;
wxString file ;
const short maxpath = 1024 ;
FSRefMakePath( &fsref , (UInt8*) file.GetWriteBuf(maxpath+1),maxpath) ;
file.UngetWriteBuf() ;
display = CheckFile( file , theInfo->fileAndFolder.fileInfo.finderInfo.fdType , data ) ;
}
#endif
}
}
return display;
}
int wxFileDialog::ShowModal()
{
#if TARGET_CARBON
OSErr err;
NavDialogCreationOptions dialogCreateOptions;
// set default options
::NavGetDefaultDialogCreationOptions(&dialogCreateOptions);
// this was always unset in the old code
dialogCreateOptions.optionFlags &= ~kNavSelectDefaultLocation;
#if wxUSE_UNICODE
// tried using wxMacCFStringHolder in the code below, but it seems
// the CFStrings were being released before the save dialog was called,
// causing a crash - open dialog works fine with or without wxMacCFStringHolder
CFStringRef titleRef = ::CFStringCreateWithCString(NULL,
m_message.wc_str(),
kCFStringEncodingUnicode);
#else
CFStringRef titleRef = ::CFStringCreateWithCString(NULL,
m_message.c_str(),
CFStringGetSystemEncoding());
#endif
dialogCreateOptions.windowTitle = titleRef;
#if wxUSE_UNICODE
CFStringRef defaultFileNameRef = ::CFStringCreateWithCString(NULL,
m_fileName.wc_str(),
kCFStringEncodingUnicode);
#else
CFStringRef defaultFileNameRef = ::CFStringCreateWithCString(NULL,
m_fileName.c_str(),
CFStringGetSystemEncoding());
#endif
dialogCreateOptions.saveFileName = defaultFileNameRef;
NavDialogRef dialog;
NavObjectFilterUPP navFilterUPP = NULL;
CFArrayRef cfArray = NULL; // for popupExtension
OpenUserDataRec myData;
myData.defaultLocation = m_dir;
if (m_dialogStyle & wxSAVE)
{
dialogCreateOptions.optionFlags |= kNavNoTypePopup;
dialogCreateOptions.optionFlags |= kNavDontAutoTranslate;
dialogCreateOptions.optionFlags |= kNavDontAddTranslateItems;
// The extension is important
dialogCreateOptions.optionFlags |= kNavPreserveSaveFileExtension;
err = ::NavCreatePutFileDialog(&dialogCreateOptions,
'TEXT',
'TEXT',
sStandardNavEventFilter,
&myData, // for defaultLocation
&dialog);
}
else
{
MakeUserDataRec(&myData , m_wildCard);
int numfilters = myData.extensions.GetCount();
if (numfilters > 0){
CFMutableArrayRef popup = CFArrayCreateMutable( kCFAllocatorDefault ,
numfilters , &kCFTypeArrayCallBacks ) ;
dialogCreateOptions.popupExtension = popup ;
myData.menuitems = dialogCreateOptions.popupExtension ;
for ( size_t i = 0 ; i < numfilters ; ++i )
{
CFArrayAppendValue( popup , (CFStringRef) wxMacCFStringHolder( myData.name[i] ) ) ;
}
}
navFilterUPP = NewNavObjectFilterUPP(CrossPlatformFilterCallback);
err = ::NavCreateGetFileDialog(&dialogCreateOptions,
NULL, // NavTypeListHandle
sStandardNavEventFilter,
NULL, // NavPreviewUPP
navFilterUPP,
(void *) &myData, // inClientData
&dialog);
}
if (err == noErr)
err = ::NavDialogRun(dialog);
// clean up filter related data, etc.
if (navFilterUPP)
::DisposeNavObjectFilterUPP(navFilterUPP);
if (cfArray)
{
CFIndex n = ::CFArrayGetCount(cfArray);
for (CFIndex i = 0; i < n; i++)
{
CFStringRef str = (CFStringRef) ::CFArrayGetValueAtIndex(cfArray, i);
if (str)
::CFRelease(str);
}
::CFRelease(cfArray);
}
if (titleRef)
::CFRelease(titleRef);
if (defaultFileNameRef)
::CFRelease(defaultFileNameRef);
if (err != noErr)
return wxID_CANCEL;
NavReplyRecord navReply;
err = ::NavDialogGetReply(dialog, &navReply);
if (err == noErr && navReply.validRecord)
{
AEKeyword theKeyword;
DescType actualType;
Size actualSize;
FSRef theFSRef;
char thePath[FILENAME_MAX];
long count;
::AECountItems(&navReply.selection , &count);
for (long i = 1; i <= count; ++i)
{
err = ::AEGetNthPtr(&(navReply.selection), 1, typeFSRef, &theKeyword, &actualType,
&theFSRef, sizeof(theFSRef), &actualSize);
if (err != noErr)
break;
if (m_dialogStyle & wxSAVE)
{
thePath[0] = '\0';
CFURLRef parentURLRef = ::CFURLCreateFromFSRef(NULL, &theFSRef);
if (parentURLRef)
{
CFURLRef fullURLRef =
::CFURLCreateCopyAppendingPathComponent(NULL,
parentURLRef,
navReply.saveFileName,
false);
::CFRelease(parentURLRef);
if (fullURLRef)
{
CFStringRef cfString = ::CFURLCopyPath(fullURLRef);
::CFRelease(fullURLRef);
if (cfString)
{
// unescape the URL for
// "file name" instead of "file%20name"
CFStringRef cfStringUnescaped =
::CFURLCreateStringByReplacingPercentEscapes(NULL,
cfString,
CFSTR(""));
::CFRelease(cfString);
if (cfStringUnescaped)
{
#if wxUSE_UNICODE
::CFStringGetCString(cfStringUnescaped,
thePath,
FILENAME_MAX,
kCFStringEncodingUnicode);
#else
::CFStringGetCString(cfStringUnescaped,
thePath,
FILENAME_MAX,
CFStringGetSystemEncoding());
#endif
::CFRelease(cfStringUnescaped);
}
}
}
}
if (!thePath[0])
{
::NavDisposeReply(&navReply);
return wxID_CANCEL;
}
}
else
{
err = ::FSRefMakePath(&theFSRef,
(UInt8 *)thePath, sizeof(thePath));
if (err != noErr)
break;
}
m_path = thePath;
m_paths.Add(m_path);
m_fileName = wxFileNameFromPath(m_path);
m_fileNames.Add(m_fileName);
}
// set these to the first hit
m_path = m_paths[0];
m_fileName = wxFileNameFromPath(m_path);
m_dir = wxPathOnly(m_path);
}
::NavDisposeReply(&navReply);
return (err == noErr) ? wxID_OK : wxID_CANCEL;
#else // TARGET_CARBON
NavDialogOptions mNavOptions;
NavObjectFilterUPP mNavFilterUPP = NULL;
NavPreviewUPP mNavPreviewUPP = NULL ;
NavReplyRecord mNavReply;
AEDesc mDefaultLocation ;
bool mSelectDefault = false ;
OSStatus err = noErr ;
// setup dialog
mNavFilterUPP = nil;
mNavPreviewUPP = nil;
mSelectDefault = false;
mDefaultLocation.descriptorType = typeNull;
mDefaultLocation.dataHandle = nil;
NavGetDefaultDialogOptions(&mNavOptions);
wxMacStringToPascal( m_message , (StringPtr)mNavOptions.message ) ;
wxMacStringToPascal( m_fileName , (StringPtr)mNavOptions.savedFileName ) ;
// Set default location, the location
// that's displayed when the dialog
// first appears
FSSpec location ;
wxMacFilename2FSSpec( m_dir , &location ) ;
err = ::AECreateDesc(typeFSS, &location, sizeof(FSSpec), &mDefaultLocation );
if ( mDefaultLocation.dataHandle ) {
if (mSelectDefault) {
mNavOptions.dialogOptionFlags |= kNavSelectDefaultLocation;
} else {
mNavOptions.dialogOptionFlags &= ~kNavSelectDefaultLocation;
}
}
memset( &mNavReply , 0 , sizeof( mNavReply ) ) ;
mNavReply.validRecord = false;
mNavReply.replacing = false;
mNavReply.isStationery = false;
mNavReply.translationNeeded = false;
mNavReply.selection.descriptorType = typeNull;
mNavReply.selection.dataHandle = nil;
mNavReply.keyScript = smSystemScript;
mNavReply.fileTranslation = nil;
mNavReply.version = kNavReplyRecordVersion ;
// zero all data
m_path = wxEmptyString ;
m_fileName = wxEmptyString ;
m_paths.Empty();
m_fileNames.Empty();
OpenUserDataRec myData;
MakeUserDataRec( &myData , m_wildCard ) ;
myData.currentfilter = m_filterIndex ;
if ( myData.extensions.GetCount() > 0 )
{
mNavOptions.popupExtension = (NavMenuItemSpecArrayHandle) NewHandle( sizeof( NavMenuItemSpec ) * myData.extensions.GetCount() ) ;
myData.menuitems = mNavOptions.popupExtension ;
for ( size_t i = 0 ; i < myData.extensions.GetCount() ; ++i )
{
(*mNavOptions.popupExtension)[i].version = kNavMenuItemSpecVersion ;
(*mNavOptions.popupExtension)[i].menuCreator = 'WXNG' ;
// TODO : according to the new docs -1 to 10 are reserved for the OS
(*mNavOptions.popupExtension)[i].menuType = i ;
wxMacStringToPascal( myData.name[i] , (StringPtr)(*mNavOptions.popupExtension)[i].menuItemName ) ;
}
}
if ( m_dialogStyle & wxSAVE )
{
myData.saveMode = true ;
mNavOptions.dialogOptionFlags |= kNavDontAutoTranslate ;
mNavOptions.dialogOptionFlags |= kNavDontAddTranslateItems ;
err = ::NavPutFile(
&mDefaultLocation,
&mNavReply,
&mNavOptions,
sStandardNavEventFilter ,
NULL,
kNavGenericSignature,
&myData); // User Data
m_filterIndex = myData.currentfilter ;
}
else
{
myData.saveMode = false ;
mNavFilterUPP = NewNavObjectFilterUPP( CrossPlatformFilterCallback ) ;
if ( m_dialogStyle & wxMULTIPLE )
mNavOptions.dialogOptionFlags |= kNavAllowMultipleFiles ;
else
mNavOptions.dialogOptionFlags &= ~kNavAllowMultipleFiles ;
err = ::NavGetFile(
&mDefaultLocation,
&mNavReply,
&mNavOptions,
sStandardNavEventFilter ,
mNavPreviewUPP,
mNavFilterUPP,
NULL ,
&myData);
m_filterIndex = myData.currentfilter ;
}
DisposeNavObjectFilterUPP(mNavFilterUPP);
if ( mDefaultLocation.dataHandle != nil )
{
::AEDisposeDesc(&mDefaultLocation);
}
if ( (err != noErr) && (err != userCanceledErr) ) {
return wxID_CANCEL ;
}
if (mNavReply.validRecord) {
FSSpec outFileSpec ;
AEDesc specDesc ;
AEKeyword keyWord ;
long count ;
::AECountItems( &mNavReply.selection , &count ) ;
for ( long i = 1 ; i <= count ; ++i )
{
OSErr err = ::AEGetNthDesc( &mNavReply.selection , i , typeFSS, &keyWord , &specDesc);
if ( err != noErr ) {
m_path = wxT("") ;
return wxID_CANCEL ;
}
outFileSpec = **(FSSpec**) specDesc.dataHandle;
if (specDesc.dataHandle != nil) {
::AEDisposeDesc(&specDesc);
}
m_path = wxMacFSSpec2MacFilename( &outFileSpec ) ;
m_paths.Add( m_path ) ;
m_fileName = wxFileNameFromPath(m_path);
m_fileNames.Add(m_fileName);
}
// set these to the first hit
m_path = m_paths[ 0 ] ;
m_fileName = wxFileNameFromPath(m_path);
m_dir = wxPathOnly(m_path);
NavDisposeReply( &mNavReply ) ;
return wxID_OK ;
}
return wxID_CANCEL;
#endif // TARGET_CARBON
}
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