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148 lines
4.2 KiB
C++
148 lines
4.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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/* edtrccln.h edtor client wrapper */
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/* Dynamic Library wrapper for loading on call*/
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#include "stdafx.h"
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#include "edtrccln.h"
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#ifdef WIN32
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#define EDITORDLL "EDITOR32.DLL"
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#else
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#define EDITORDLL "EDITOR16.DLL"
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#endif
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HINSTANCE CEditorResourceDll::s_dllinstance=NULL;
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unsigned int CEditorResourceDll::s_refcount=0;
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IMAGEDIALOGCONSTRUCTOR CEditorResourceDll::s_pimagedialog=NULL;
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IJPEGDLGCONSTRUCTOR CEditorResourceDll::s_pjpegdialog=NULL;
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TAGDIALOGCONSTRUCTOR CEditorResourceDll::s_ptagdialog=NULL;
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IMEDLLCONSTRUCTOR CEditorResourceDll::s_pimedll=NULL;
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#ifdef XP_WIN32
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#define PROC_IImageConversionDialog_Create "IImageConversionDialog_Create"
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#define PROC_IIMEDll_Create "IIMEDll_Create"
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#define PROC_ITagDialog_Create "ITagDialog_Create"
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#define PROC_IJPEGOptionsDlg_Create "IJPEGOptionsDlg_Create"
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#else //XP_WIN16
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#define PROC_IImageConversionDialog_Create "IIMAGECONVERSIONDIALOG_CREATE"
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#define PROC_IIMEDll_Create "IIMEDIALOG_CREATE"
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#define PROC_ITagDialog_Create "ITAGDIALOG_CREATE"
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#define PROC_IJPEGOptionsDlg_Create "IJPEGOPTIONSDLG_CREATE"
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#endif
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CEditorResourceDll::CEditorResourceDll()
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{
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// Running under Win3.1, if the default drive is A or B and the disk
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// was removed, this tries to load from the default drive.
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// So change to C before loading. (A=1, B=2, C=3)
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if( _getdrive() < 3 ){
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_chdrive(3);
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}
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if (s_refcount)
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{
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s_dllinstance=LoadLibrary(EDITORDLL);
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s_refcount++;
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return;
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}
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else
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{
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s_dllinstance=LoadLibrary(EDITORDLL);
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XP_ASSERT(s_dllinstance);
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s_refcount++;
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if(!s_dllinstance)
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return;
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//retrieve all proc addresses and place them into holders
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s_pimagedialog= (IMAGEDIALOGCONSTRUCTOR)GetProcAddress(s_dllinstance,PROC_IImageConversionDialog_Create);
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XP_ASSERT(s_pimagedialog);
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s_ptagdialog= (TAGDIALOGCONSTRUCTOR)GetProcAddress(s_dllinstance,PROC_ITagDialog_Create);
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XP_ASSERT(s_ptagdialog);
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s_pimedll= (IMEDLLCONSTRUCTOR)GetProcAddress(s_dllinstance,PROC_IIMEDll_Create);
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XP_ASSERT(s_pimedll);
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s_pjpegdialog=(IJPEGDLGCONSTRUCTOR)GetProcAddress(s_dllinstance,PROC_IJPEGOptionsDlg_Create);
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XP_ASSERT(s_pjpegdialog);
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}
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}
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CEditorResourceDll::~CEditorResourceDll()
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{
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#ifdef WIN32
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if (!FreeLibrary(s_dllinstance))
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XP_ASSERT(0);
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#else
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FreeLibrary(s_dllinstance);
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#endif
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s_refcount--;
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}
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HINSTANCE
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CEditorResourceDll::switchResources()
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{
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XP_ASSERT(s_refcount);
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HINSTANCE t_hinstance=AfxGetResourceHandle();
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AfxSetResourceHandle(s_dllinstance);
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return t_hinstance;
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}
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IImageConversionDialog *
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CEditorResourceDll::CreateImageConversionDialog(HWND pParent/*=NULL*/)
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{
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XP_ASSERT(s_pimagedialog);
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if (!s_pimagedialog)
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return NULL;
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return (*s_pimagedialog)(pParent);
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}
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ITagDialog *
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CEditorResourceDll::CreateTagDialog(IWFEInterface * wfe, IEDTInterface * edt, HWND hwnd,char * pchar)
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{
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XP_ASSERT(s_ptagdialog);
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if (!s_ptagdialog)
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return NULL;
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return (*s_ptagdialog)(wfe,edt,pchar,hwnd);
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}
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IIMEDll *
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CEditorResourceDll::CreateImeDll()
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{
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XP_ASSERT(s_pimedll);
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if (!s_pimedll)
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return NULL;
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return (*s_pimedll)();
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}
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IJPEGOptionsDlg *
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CEditorResourceDll::CreateJpegDialog(HWND pParent/*=NULL*/)
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{
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XP_ASSERT(s_pjpegdialog);
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if (!s_pjpegdialog)
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return NULL;
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return (*s_pjpegdialog)(pParent);
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}
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