171 lines
4.7 KiB
C
171 lines
4.7 KiB
C
/*
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* Common Dialog Boxes interface (32 bit)
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* Find/Replace
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*
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* Copyright 1999 Bertho A. Stultiens
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*/
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#include "winbase.h"
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#include "wine/winbase16.h"
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#include "commdlg.h"
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#include "cderr.h"
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#include "debugtools.h"
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DEFAULT_DEBUG_CHANNEL(commdlg);
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#include "cdlg.h"
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HINSTANCE COMDLG32_hInstance = 0;
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HINSTANCE16 COMDLG32_hInstance16 = 0;
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static DWORD COMDLG32_TlsIndex;
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HINSTANCE SHELL32_hInstance = 0;
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HINSTANCE SHFOLDER_hInstance = 0;
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/* ITEMIDLIST */
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LPITEMIDLIST (WINAPI *COMDLG32_PIDL_ILClone) (LPCITEMIDLIST);
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LPITEMIDLIST (WINAPI *COMDLG32_PIDL_ILCombine)(LPCITEMIDLIST,LPCITEMIDLIST);
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LPITEMIDLIST (WINAPI *COMDLG32_PIDL_ILGetNext)(LPITEMIDLIST);
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BOOL (WINAPI *COMDLG32_PIDL_ILRemoveLastID)(LPCITEMIDLIST);
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BOOL (WINAPI *COMDLG32_PIDL_ILIsEqual)(LPCITEMIDLIST, LPCITEMIDLIST);
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/* SHELL */
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LPVOID (WINAPI *COMDLG32_SHAlloc)(DWORD);
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DWORD (WINAPI *COMDLG32_SHFree)(LPVOID);
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BOOL (WINAPI *COMDLG32_SHGetFolderPathA)(HWND,int,HANDLE,DWORD,LPSTR);
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/***********************************************************************
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* COMDLG32_DllEntryPoint (COMDLG32.init)
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*
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* Initialization code for the COMDLG32 DLL
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*
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* RETURNS:
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* FALSE if sibling could not be loaded or instantiated twice, TRUE
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* otherwise.
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*/
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static char * GPA_string = "Failed to get entry point %s for hinst = 0x%08x\n";
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#define GPA(dest, hinst, name) \
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if(!(dest = (void*)GetProcAddress(hinst,name)))\
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{ \
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ERR(GPA_string, debugres_a(name), hinst); \
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return FALSE; \
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}
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BOOL WINAPI COMDLG32_DllEntryPoint(HINSTANCE hInstance, DWORD Reason, LPVOID Reserved)
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{
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TRACE("(%08x, %08lx, %p)\n", hInstance, Reason, Reserved);
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switch(Reason)
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{
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case DLL_PROCESS_ATTACH:
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COMDLG32_hInstance = hInstance;
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DisableThreadLibraryCalls(hInstance);
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if(!COMDLG32_hInstance16)
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{
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if(!(COMDLG32_hInstance16 = LoadLibrary16("commdlg.dll")))
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{
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ERR("Could not load sibling commdlg.dll\n");
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return FALSE;
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}
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}
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COMDLG32_TlsIndex = 0xffffffff;
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SHELL32_hInstance = GetModuleHandleA("SHELL32.DLL");
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if (!SHELL32_hInstance)
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{
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ERR("loading of shell32 failed\n");
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return FALSE;
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}
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/* ITEMIDLIST */
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GPA(COMDLG32_PIDL_ILIsEqual, SHELL32_hInstance, (LPCSTR)21L);
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GPA(COMDLG32_PIDL_ILCombine, SHELL32_hInstance, (LPCSTR)25L);
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GPA(COMDLG32_PIDL_ILGetNext, SHELL32_hInstance, (LPCSTR)153L);
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GPA(COMDLG32_PIDL_ILClone, SHELL32_hInstance, (LPCSTR)18L);
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GPA(COMDLG32_PIDL_ILRemoveLastID, SHELL32_hInstance, (LPCSTR)17L);
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/* SHELL */
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GPA(COMDLG32_SHAlloc, SHELL32_hInstance, (LPCSTR)196L);
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GPA(COMDLG32_SHFree, SHELL32_hInstance, (LPCSTR)195L);
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/* for the first versions of shell32 SHGetFolderPathA is in SHFOLDER.DLL */
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COMDLG32_SHGetFolderPathA = (void*)GetProcAddress(SHELL32_hInstance,"SHGetFolderPathA");
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if (!COMDLG32_SHGetFolderPathA)
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{
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SHFOLDER_hInstance = LoadLibraryA("SHFOLDER.DLL");
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GPA(COMDLG32_SHGetFolderPathA, SHFOLDER_hInstance,"SHGetFolderPathA");
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}
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break;
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case DLL_PROCESS_DETACH:
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if (COMDLG32_TlsIndex != 0xffffffff) TlsFree(COMDLG32_TlsIndex);
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COMDLG32_TlsIndex = 0xffffffff;
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COMDLG32_hInstance = 0;
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if(COMDLG32_hInstance16) FreeLibrary16(COMDLG32_hInstance16);
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if(SHFOLDER_hInstance) FreeLibrary(SHFOLDER_hInstance);
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break;
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}
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return TRUE;
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}
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#undef GPA
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/***********************************************************************
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* COMDLG32_AllocMem (internal)
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* Get memory for internal datastructure plus stringspace etc.
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* RETURNS
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* Pointer to a heap block: Succes
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* NULL: Failure
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*/
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LPVOID COMDLG32_AllocMem(
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int size /* [in] Block size to allocate */
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) {
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LPVOID ptr = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
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if(!ptr)
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{
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COMDLG32_SetCommDlgExtendedError(CDERR_MEMALLOCFAILURE);
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return NULL;
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}
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return ptr;
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}
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/***********************************************************************
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* COMDLG32_SetCommDlgExtendedError (internal)
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*
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* Used to set the thread's local error value if a comdlg32 function fails.
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*/
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void COMDLG32_SetCommDlgExtendedError(DWORD err)
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{
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TRACE("(%08lx)\n", err);
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if (COMDLG32_TlsIndex == 0xffffffff)
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COMDLG32_TlsIndex = TlsAlloc();
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if (COMDLG32_TlsIndex != 0xffffffff)
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TlsSetValue(COMDLG32_TlsIndex, (void *)err);
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else
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FIXME("No Tls Space\n");
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}
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/***********************************************************************
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* CommDlgExtendedError (COMMDLG.26)
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* CommDlgExtendedError (COMDLG32.@)
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*
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* Get the thread's local error value if a comdlg32 function fails.
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* RETURNS
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* Current error value which might not be valid
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* if a previous call succeeded.
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*/
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DWORD WINAPI CommDlgExtendedError(void)
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{
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if (COMDLG32_TlsIndex != 0xffffffff)
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return (DWORD)TlsGetValue(COMDLG32_TlsIndex);
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else
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return 0; /* we never set an error, so there isn't one */
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}
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