Sweden-Number/dlls/comdlg32/cdlg32.c

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/*
* Common Dialog Boxes interface (32 bit)
* Find/Replace
*
* Copyright 1999 Bertho A. Stultiens
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "objbase.h"
#include "rpcproxy.h"
#include "commdlg.h"
#include "cderr.h"
#include "wine/debug.h"
#include "wine/heap.h"
WINE_DEFAULT_DEBUG_CHANNEL(commdlg);
#include "cdlg.h"
DECLSPEC_HIDDEN HINSTANCE COMDLG32_hInstance = 0;
static DWORD COMDLG32_TlsIndex = TLS_OUT_OF_INDEXES;
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static HINSTANCE SHELL32_hInstance;
/* SHELL */
LPITEMIDLIST (WINAPI *COMDLG32_SHSimpleIDListFromPathAW)(LPCVOID) DECLSPEC_HIDDEN;
/***********************************************************************
* DllMain (COMDLG32.init)
*
* Initialization code for the COMDLG32 DLL
*
* RETURNS:
* FALSE if sibling could not be loaded or instantiated twice, TRUE
* otherwise.
*/
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static const char GPA_string[] = "Failed to get entry point %s for hinst = %p\n";
#define GPA(dest, hinst, name) \
if(!(dest = (void*)GetProcAddress(hinst,name)))\
{ \
ERR(GPA_string, debugstr_a(name), hinst); \
return FALSE; \
}
BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD Reason, LPVOID Reserved)
{
TRACE("(%p, %ld, %p)\n", hInstance, Reason, Reserved);
switch(Reason)
{
case DLL_PROCESS_ATTACH:
COMDLG32_hInstance = hInstance;
DisableThreadLibraryCalls(hInstance);
SHELL32_hInstance = GetModuleHandleA("SHELL32.DLL");
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/* SHELL */
GPA(COMDLG32_SHSimpleIDListFromPathAW, SHELL32_hInstance, (LPCSTR)162);
break;
case DLL_PROCESS_DETACH:
if (Reserved) break;
if (COMDLG32_TlsIndex != TLS_OUT_OF_INDEXES) TlsFree(COMDLG32_TlsIndex);
break;
}
return TRUE;
}
#undef GPA
/***********************************************************************
* COMDLG32_AllocMem (internal)
* Get memory for internal datastructure plus stringspace etc.
* RETURNS
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* Success: Pointer to a heap block
* Failure: null
*/
void *COMDLG32_AllocMem(int size)
{
void *ptr = heap_alloc_zero(size);
if (!ptr)
{
COMDLG32_SetCommDlgExtendedError(CDERR_MEMALLOCFAILURE);
return NULL;
}
return ptr;
}
/***********************************************************************
* COMDLG32_SetCommDlgExtendedError (internal)
*
* Used to set the thread's local error value if a comdlg32 function fails.
*/
void COMDLG32_SetCommDlgExtendedError(DWORD err)
{
TRACE("(%08lx)\n", err);
if (COMDLG32_TlsIndex == TLS_OUT_OF_INDEXES)
COMDLG32_TlsIndex = TlsAlloc();
if (COMDLG32_TlsIndex != TLS_OUT_OF_INDEXES)
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TlsSetValue(COMDLG32_TlsIndex, (LPVOID)(DWORD_PTR)err);
else
FIXME("No Tls Space\n");
}
/***********************************************************************
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* CommDlgExtendedError (COMDLG32.@)
*
* Get the thread's local error value if a comdlg32 function fails.
* RETURNS
* Current error value which might not be valid
* if a previous call succeeded.
*/
DWORD WINAPI CommDlgExtendedError(void)
{
if (COMDLG32_TlsIndex != TLS_OUT_OF_INDEXES)
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return (DWORD_PTR)TlsGetValue(COMDLG32_TlsIndex);
else
return 0; /* we never set an error, so there isn't one */
}
/*************************************************************************
* Implement the CommDlg32 class factory
*
* (Taken from shdocvw/factory.c; based on implementation in
* ddraw/main.c)
*/
typedef struct
{
IClassFactory IClassFactory_iface;
HRESULT (*cf)(IUnknown*, REFIID, void**);
} IClassFactoryImpl;
static inline IClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
{
return CONTAINING_RECORD(iface, IClassFactoryImpl, IClassFactory_iface);
}
/*************************************************************************
* CDLGCF_QueryInterface (IUnknown)
*/
static HRESULT WINAPI CDLGCF_QueryInterface(IClassFactory* iface,
REFIID riid, void **ppobj)
{
TRACE("%p (%s %p)\n", iface, debugstr_guid(riid), ppobj);
if(!ppobj)
return E_POINTER;
if(IsEqualGUID(&IID_IUnknown, riid) || IsEqualGUID(&IID_IClassFactory, riid))
{
*ppobj = iface;
IClassFactory_AddRef(iface);
return S_OK;
}
WARN("Interface not supported.\n");
*ppobj = NULL;
return E_NOINTERFACE;
}
/*************************************************************************
* CDLGCF_AddRef (IUnknown)
*/
static ULONG WINAPI CDLGCF_AddRef(IClassFactory *iface)
{
return 2; /* non-heap based object */
}
/*************************************************************************
* CDLGCF_Release (IUnknown)
*/
static ULONG WINAPI CDLGCF_Release(IClassFactory *iface)
{
return 1; /* non-heap based object */
}
/*************************************************************************
* CDLGCF_CreateInstance (IClassFactory)
*/
static HRESULT WINAPI CDLGCF_CreateInstance(IClassFactory *iface, IUnknown *pOuter,
REFIID riid, void **ppobj)
{
IClassFactoryImpl *This = impl_from_IClassFactory(iface);
return This->cf(pOuter, riid, ppobj);
}
/*************************************************************************
* CDLGCF_LockServer (IClassFactory)
*/
static HRESULT WINAPI CDLGCF_LockServer(IClassFactory *iface, BOOL dolock)
{
TRACE("%p (%d)\n", iface, dolock);
return S_OK;
}
static const IClassFactoryVtbl CDLGCF_Vtbl =
{
CDLGCF_QueryInterface,
CDLGCF_AddRef,
CDLGCF_Release,
CDLGCF_CreateInstance,
CDLGCF_LockServer
};
/*************************************************************************
* DllGetClassObject (COMMDLG32.@)
*/
HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, void **ppv)
{
static IClassFactoryImpl FileOpenDlgClassFactory = {{&CDLGCF_Vtbl}, FileOpenDialog_Constructor};
static IClassFactoryImpl FileSaveDlgClassFactory = {{&CDLGCF_Vtbl}, FileSaveDialog_Constructor};
TRACE("%s, %s, %p\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
if(IsEqualGUID(&CLSID_FileOpenDialog, rclsid))
return IClassFactory_QueryInterface(&FileOpenDlgClassFactory.IClassFactory_iface, riid, ppv);
if(IsEqualGUID(&CLSID_FileSaveDialog, rclsid))
return IClassFactory_QueryInterface(&FileSaveDlgClassFactory.IClassFactory_iface, riid, ppv);
return CLASS_E_CLASSNOTAVAILABLE;
}