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lightning-sunbird  0.9+nobinonly
nsMacResources.cpp
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00001 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
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00010  * Software distributed under the License is distributed on an "AS IS" basis,
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00015  * The Original Code is mozilla.org code.
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00017  * The Initial Developer of the Original Code is
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00022  * Contributor(s):
00023  *
00024  * Alternatively, the contents of this file may be used under the terms of
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00037 
00038 #include "nsMacResources.h"
00039 #include <Resources.h>
00040 #include <MacWindows.h>
00041 
00042 
00043 short nsMacResources::mRefNum                           = kResFileNotOpened;
00044 short nsMacResources::mSaveResFile = 0;
00045 
00046 pascal OSErr __NSInitialize(const CFragInitBlock *theInitBlock);
00047 pascal OSErr __initializeResources(const CFragInitBlock *theInitBlock);
00048 
00049 pascal void __NSTerminate(void);
00050 pascal void __terminateResources(void);
00051 
00052 //----------------------------------------------------------------------------------------
00053 //
00054 //----------------------------------------------------------------------------------------
00055 pascal OSErr __initializeResources(const CFragInitBlock *theInitBlock)
00056 {
00057     OSErr err = __NSInitialize(theInitBlock);
00058     if (err)
00059        return err;
00060 
00061        short saveResFile = ::CurResFile();
00062 
00063        short refNum = FSpOpenResFile(theInitBlock->fragLocator.u.onDisk.fileSpec, fsRdPerm);
00064        nsMacResources::SetLocalResourceFile(refNum);
00065 
00066        ::UseResFile(saveResFile);
00067 
00068        return ::ResError();
00069 }
00070 
00071 
00072 //----------------------------------------------------------------------------------------
00073 //
00074 //----------------------------------------------------------------------------------------
00075 pascal void __terminateResources(void)
00076 {
00077        ::CloseResFile(nsMacResources::GetLocalResourceFile());
00078     __NSTerminate();
00079 }
00080 
00081 //----------------------------------------------------------------------------------------
00082 //
00083 //----------------------------------------------------------------------------------------
00084 
00085 nsresult nsMacResources::OpenLocalResourceFile()
00086 {
00087        if (mRefNum == kResFileNotOpened)
00088               return NS_ERROR_NOT_INITIALIZED;
00089 
00090        mSaveResFile = ::CurResFile();
00091        ::UseResFile(mRefNum);
00092 
00093        return (::ResError() == noErr ? NS_OK : NS_ERROR_FAILURE);
00094 }
00095 
00096 
00097 //----------------------------------------------------------------------------------------
00098 //
00099 //----------------------------------------------------------------------------------------
00100 
00101 nsresult nsMacResources::CloseLocalResourceFile()
00102 {
00103        if (mRefNum == kResFileNotOpened)
00104               return NS_ERROR_NOT_INITIALIZED;
00105 
00106        ::UseResFile(mSaveResFile);
00107 
00108        return (::ResError() == noErr ? NS_OK : NS_ERROR_FAILURE);
00109 }
00110