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/*
* Undocumented functions from COMCTL32.DLL
*
* Copyright 1998 Eric Kohl <ekohl@abo.rhein-zeitung.de>
* 1998 Juergen Schmied <j.schmied@metronet.de>
* NOTES
* All of these functions are UNDOCUMENTED!! And I mean UNDOCUMENTED!!!!
* Do NOT rely on names or contents of undocumented structures and types!!!
* These functions are used by EXPLORER.EXE, IEXPLORE.EXE and
* COMCTL32.DLL (internally).
*
* TODO
* - Add more functions.
* - Write some documentation.
*/
#include <string.h>
#include <stdlib.h> /* atoi */
#include <ctype.h>
#include "winbase.h"
#include "winerror.h"
#include "wine/unicode.h"
#include "objbase.h"
#include "commctrl.h"
#include "debugtools.h"
DEFAULT_DEBUG_CHANNEL(commctrl);
extern HANDLE COMCTL32_hHeap; /* handle to the private heap */
/*
* We put some function prototypes here that don't seem to belong in
* any header file. When they find their place, we can remove them.
*/
extern LPSTR WINAPI lstrrchr(LPCSTR, LPCSTR, WORD);
extern LPWSTR WINAPI lstrrchrw(LPCWSTR, LPCWSTR, WORD);
typedef struct _STREAMDATA
{
DWORD dwSize;
DWORD dwData2;
DWORD dwItems;
} STREAMDATA, *PSTREAMDATA;
typedef struct _LOADDATA
{
INT nCount;
PVOID ptr;
} LOADDATA, *LPLOADDATA;
typedef HRESULT(CALLBACK *DPALOADPROC)(LPLOADDATA,IStream*,LPARAM);
/**************************************************************************
* DPA_LoadStream [COMCTL32.9]
*
* Loads a dynamic pointer array from a stream
*
* PARAMS
* phDpa [O] pointer to a handle to a dynamic pointer array
* loadProc [I] pointer to a callback function
* pStream [I] pointer to a stream
* lParam [I] application specific value
*
* NOTES
* No more information available yet!
*/
HRESULT WINAPI
DPA_LoadStream (HDPA *phDpa, DPALOADPROC loadProc, IStream *pStream, LPARAM lParam)
{
HRESULT errCode;
LARGE_INTEGER position;
ULARGE_INTEGER newPosition;
STREAMDATA streamData;
LOADDATA loadData;
ULONG ulRead;
HDPA hDpa;
PVOID *ptr;
FIXME ("phDpa=%p loadProc=%p pStream=%p lParam=%lx\n",
phDpa, loadProc, pStream, lParam);
if (!phDpa || !loadProc || !pStream)
return E_INVALIDARG;
*phDpa = (HDPA)NULL;
position.s.LowPart = 0;
position.s.HighPart = 0;
errCode = IStream_Seek (pStream, position, STREAM_SEEK_CUR, &newPosition);
if (errCode != S_OK)
return errCode;
errCode = IStream_Read (pStream, &streamData, sizeof(STREAMDATA), &ulRead);
if (errCode != S_OK)
return errCode;
FIXME ("dwSize=%lu dwData2=%lu dwItems=%lu\n",
streamData.dwSize, streamData.dwData2, streamData.dwItems);
if (lParam < sizeof(STREAMDATA) ||
streamData.dwSize < sizeof(STREAMDATA) ||
streamData.dwData2 < 1) {
errCode = E_FAIL;
}
/* create the dpa */
hDpa = DPA_Create (streamData.dwItems);
if (!hDpa)
return E_OUTOFMEMORY;
if (!DPA_Grow (hDpa, streamData.dwItems))
return E_OUTOFMEMORY;
/* load data from the stream into the dpa */
ptr = hDpa->ptrs;
for (loadData.nCount = 0; loadData.nCount < streamData.dwItems; loadData.nCount++) {
errCode = (loadProc)(&loadData, pStream, lParam);
if (errCode != S_OK) {
errCode = S_FALSE;
break;
}
*ptr = loadData.ptr;
ptr++;
}
/* set the number of items */
hDpa->nItemCount = loadData.nCount;
/* store the handle to the dpa */
*phDpa = hDpa;
FIXME ("new hDpa=%p\n", hDpa);
return errCode;
}
/**************************************************************************
* DPA_SaveStream [COMCTL32.10]
*
* Saves a dynamic pointer array to a stream
*
* PARAMS
* hDpa [I] handle to a dynamic pointer array
* loadProc [I] pointer to a callback function
* pStream [I] pointer to a stream
* lParam [I] application specific value
*
* NOTES
* No more information available yet!
*/
HRESULT WINAPI
DPA_SaveStream (const HDPA hDpa, DPALOADPROC loadProc, IStream *pStream, LPARAM lParam)
{
FIXME ("hDpa=%p loadProc=%p pStream=%p lParam=%lx\n",
hDpa, loadProc, pStream, lParam);
return E_FAIL;
}
/**************************************************************************
* DPA_Merge [COMCTL32.11]
*
* PARAMS
* hdpa1 [I] handle to a dynamic pointer array
* hdpa2 [I] handle to a dynamic pointer array
* dwFlags [I] flags
* pfnSort [I] pointer to sort function
* pfnMerge [I] pointer to merge function
* lParam [I] application specific value
*
* NOTES
* No more information available yet!
*/
BOOL WINAPI
DPA_Merge (const HDPA hdpa1, const HDPA hdpa2, DWORD dwFlags,
PFNDPACOMPARE pfnCompare, PFNDPAMERGE pfnMerge, LPARAM lParam)
{
INT nCount;
#if 0 /* these go with the "incomplete implementation" below */
LPVOID pWork1, pWork2;
INT nResult;
INT nIndex;
INT nNewItems;
#endif
TRACE("(%p %p %08lx %p %p %08lx): semi stub!\n",
hdpa1, hdpa2, dwFlags, pfnCompare, pfnMerge, lParam);
if (IsBadWritePtr (hdpa1, sizeof(DPA)))
return FALSE;
if (IsBadWritePtr (hdpa2, sizeof(DPA)))
return FALSE;
if (IsBadCodePtr ((FARPROC)pfnCompare))
return FALSE;
if (IsBadCodePtr ((FARPROC)pfnMerge))
return FALSE;
if (dwFlags & DPAM_SORT) {
TRACE("sorting dpa's!\n");
if (hdpa1->nItemCount > 0)
DPA_Sort (hdpa1, pfnCompare, lParam);
TRACE ("dpa 1 sorted!\n");
if (hdpa2->nItemCount > 0)
DPA_Sort (hdpa2, pfnCompare, lParam);
TRACE ("dpa 2 sorted!\n");
}
if (hdpa2->nItemCount < 1)
return TRUE;
TRACE("hdpa1->nItemCount=%d hdpa2->nItemCount=%d\n",
hdpa1->nItemCount, hdpa2->nItemCount);
/* preliminary hack - simply append the pointer list hdpa2 to hdpa1 */
for (nCount = 0; nCount < hdpa2->nItemCount; nCount++)
DPA_InsertPtr (hdpa1, hdpa1->nItemCount + 1, hdpa2->ptrs[nCount]);
#if 0
/* incomplete implementation */
pWork1 = &(hdpa1->ptrs[hdpa1->nItemCount - 1]);
pWork2 = &(hdpa2->ptrs[hdpa2->nItemCount - 1]);
nIndex = hdpa1->nItemCount - 1;
nCount = hdpa2->nItemCount - 1;
do
{
nResult = (pfnCompare)(pWork1, pWork2, lParam);
if (nResult == 0)
{
PVOID ptr;
ptr = (pfnMerge)(1, pWork1, pWork2, lParam);
if (!ptr)
return FALSE;
nCount--;
pWork2--;
pWork1 = ptr;
}
else if (nResult < 0)
{
if (!dwFlags & 8)
{
PVOID ptr;
ptr = DPA_DeletePtr (hdpa1, hdpa1->nItemCount - 1);
(pfnMerge)(2, ptr, NULL, lParam);
}
}
else
{
if (!dwFlags & 4)
{
PVOID ptr;
ptr = (pfnMerge)(3, pWork2, NULL, lParam);
if (!ptr)
return FALSE;
DPA_InsertPtr (hdpa1, nIndex, ptr);
}
nCount--;
pWork2--;
}
nIndex--;
pWork1--;
}
while (nCount >= 0);
#endif
return TRUE;
}
/**************************************************************************
* Alloc [COMCTL32.71]
*
* Allocates memory block from the dll's private heap
*
* PARAMS
* dwSize [I] size of the allocated memory block
*
* RETURNS
* Success: pointer to allocated memory block
* Failure: NULL
*/
LPVOID WINAPI
COMCTL32_Alloc (DWORD dwSize)
{
LPVOID lpPtr;
TRACE("(0x%lx)\n", dwSize);
lpPtr = HeapAlloc (COMCTL32_hHeap, HEAP_ZERO_MEMORY, dwSize);
TRACE("-- ret=%p\n", lpPtr);
return lpPtr;
}
/**************************************************************************
* ReAlloc [COMCTL32.72]
*
* Changes the size of an allocated memory block or allocates a memory
* block using the dll's private heap.
*
* PARAMS
* lpSrc [I] pointer to memory block which will be resized
* dwSize [I] new size of the memory block.
*
* RETURNS
* Success: pointer to the resized memory block
* Failure: NULL
*
* NOTES
* If lpSrc is a NULL-pointer, then COMCTL32_ReAlloc allocates a memory
* block like COMCTL32_Alloc.
*/
LPVOID WINAPI
COMCTL32_ReAlloc (LPVOID lpSrc, DWORD dwSize)
{
LPVOID lpDest;
TRACE("(%p 0x%08lx)\n", lpSrc, dwSize);
if (lpSrc)
lpDest = HeapReAlloc (COMCTL32_hHeap, HEAP_ZERO_MEMORY, lpSrc, dwSize);
else
lpDest = HeapAlloc (COMCTL32_hHeap, HEAP_ZERO_MEMORY, dwSize);
TRACE("-- ret=%p\n", lpDest);
return lpDest;
}
/**************************************************************************
* Free [COMCTL32.73]
*
* Frees an allocated memory block from the dll's private heap.
*
* PARAMS
* lpMem [I] pointer to memory block which will be freed
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI
COMCTL32_Free (LPVOID lpMem)
{
TRACE("(%p)\n", lpMem);
return HeapFree (COMCTL32_hHeap, 0, lpMem);
}
/**************************************************************************
* GetSize [COMCTL32.74]
*
* Retrieves the size of the specified memory block from the dll's
* private heap.
*
* PARAMS
* lpMem [I] pointer to an allocated memory block
*
* RETURNS
* Success: size of the specified memory block
* Failure: 0
*/
DWORD WINAPI
COMCTL32_GetSize (LPVOID lpMem)
{
TRACE("(%p)\n", lpMem);
return HeapSize (COMCTL32_hHeap, 0, lpMem);
}
/**************************************************************************
* The MRU-API is a set of functions to manipulate MRU(Most Recently Used)
* lists.
*
* Stored in the reg. as a set of values under a single key. Each item in the
* list has a value name that is a single char. 'a' - 'z', '{', '|' or '}'.
* The order of the list is stored with value name 'MRUList' which is a string
* containing the value names (i.e. 'a', 'b', etc.) in the relevant order.
*/
typedef struct tagCREATEMRULIST
{
DWORD cbSize; /* size of struct */
DWORD nMaxItems; /* max no. of items in list */
DWORD dwFlags; /* see below */
HKEY hKey; /* root reg. key under which list is saved */
LPCSTR lpszSubKey; /* reg. subkey */
PROC lpfnCompare; /* item compare proc */
} CREATEMRULIST, *LPCREATEMRULIST;
/* dwFlags */
#define MRUF_STRING_LIST 0 /* list will contain strings */
#define MRUF_BINARY_LIST 1 /* list will contain binary data */
#define MRUF_DELAYED_SAVE 2 /* only save list order to reg. is FreeMRUList */
/* If list is a string list lpfnCompare has the following prototype
* int CALLBACK MRUCompareString(LPCSTR s1, LPCSTR s2)
* for binary lists the prototype is
* int CALLBACK MRUCompareBinary(LPCVOID data1, LPCVOID data2, DWORD cbData)
* where cbData is the no. of bytes to compare.
* Need to check what return value means identical - 0?
*/
typedef struct tagMRU
{
DWORD dwParam1; /* some kind of flag */
DWORD dwParam2;
DWORD dwParam3;
HKEY hkeyMRU;
LPCSTR lpszSubKey;
DWORD dwParam6;
} MRU, *HMRU;
HANDLE WINAPI
CreateMRUListLazyA (LPCREATEMRULIST lpcml, DWORD dwParam2,
DWORD dwParam3, DWORD dwParam4);
/**************************************************************************
* CreateMRUListA [COMCTL32.151]
*
* PARAMS
* lpcml [I] ptr to CREATEMRULIST structure.
*
* RETURNS
* Handle to MRU list.
*/
HANDLE WINAPI
CreateMRUListA (LPCREATEMRULIST lpcml)
{
return CreateMRUListLazyA (lpcml, 0, 0, 0);
}
/**************************************************************************
* FreeMRUListA [COMCTL32.152]
*
* PARAMS
* hMRUList [I] Handle to list.
*
*/
DWORD WINAPI
FreeMRUListA (HANDLE hMRUList)
{
FIXME("(%08x) empty stub!\n", hMRUList);
#if 0
if (!(hmru->dwParam1 & 1001)) {
RegSetValueExA (hmru->hKeyMRU, "MRUList", 0, REG_SZ,
hmru->lpszMRUString,
lstrlenA (hmru->lpszMRUString));
}
RegClosKey (hmru->hkeyMRU
COMCTL32_Free32 (hmru->lpszMRUString);
#endif
return COMCTL32_Free ((LPVOID)hMRUList);
}
/**************************************************************************
* AddMRUData [COMCTL32.167]
*
* Add item to MRU binary list. If item already exists in list them it is
* simply moved up to the top of the list and not added again. If list is
* full then the least recently used item is removed to make room.
*
* PARAMS
* hList [I] Handle to list.
* lpData [I] ptr to data to add.
* cbData [I] no. of bytes of data.
*
* RETURNS
* No. corresponding to registry name where value is stored 'a' -> 0 etc.
* -1 on error.
*/
INT WINAPI
AddMRUData (HANDLE hList, LPCVOID lpData, DWORD cbData)
{
FIXME("(%08x, %p, %ld) empty stub!\n", hList, lpData, cbData);
return 0;
}
/**************************************************************************
* AddMRUStringA [COMCTL32.153]
*
* Add item to MRU string list. If item already exists in list them it is
* simply moved up to the top of the list and not added again. If list is
* full then the least recently used item is removed to make room.
*
* PARAMS
* hList [I] Handle to list.
* lpszString [I] ptr to string to add.
*
* RETURNS
* No. corresponding to registry name where value is stored 'a' -> 0 etc.
* -1 on error.
*/
INT WINAPI
AddMRUStringA(HANDLE hList, LPCSTR lpszString)
{
FIXME("(%08x, %s) empty stub!\n", hList, debugstr_a(lpszString));
return 0;
}
/**************************************************************************
* DelMRUString [COMCTL32.156]
*
* Removes item from either string or binary list (despite its name)
*
* PARAMS
* hList [I] list handle
* nItemPos [I] item position to remove 0 -> MRU
*
* RETURNS
* TRUE is successful, FALSE if nItemPos is out of range.
*/
BOOL WINAPI
DelMRUString(HANDLE hList, INT nItemPos)
{
FIXME("(%08x, %d): stub\n", hList, nItemPos);
return TRUE;
}
/**************************************************************************
* FindMRUData [COMCTL32.169]
*
* Searches binary list for item that matches lpData of length cbData.
* Returns position in list order 0 -> MRU and if lpRegNum != NULL then value
* corresponding to item's reg. name will be stored in it ('a' -> 0).
*
* PARAMS
* hList [I] list handle
* lpData [I] data to find
* cbData [I] length of data
* lpRegNum [O] position in registry (maybe NULL)
*
* RETURNS
* Position in list 0 -> MRU. -1 if item not found.
*/
INT WINAPI
FindMRUData (HANDLE hList, LPCVOID lpData, DWORD cbData, LPINT lpRegNum)
{
FIXME("(%08x, %p, %ld, %p) empty stub!\n",
hList, lpData, cbData, lpRegNum);
return 0;
}
/**************************************************************************
* FindMRUStringA [COMCTL32.155]
*
* Searches string list for item that matches lpszString.
* Returns position in list order 0 -> MRU and if lpRegNum != NULL then value
* corresponding to item's reg. name will be stored in it ('a' -> 0).
*
* PARAMS
* hList [I] list handle
* lpszString [I] string to find
* lpRegNum [O] position in registry (maybe NULL)
*
* RETURNS
* Position in list 0 -> MRU. -1 if item not found.
*/
INT WINAPI
FindMRUStringA (HANDLE hList, LPCSTR lpszString, LPINT lpRegNum)
{
FIXME("(%08x, %s, %p) empty stub!\n", hList, debugstr_a(lpszString),
lpRegNum);
return 0;
}
/**************************************************************************
* CreateMRUListLazyA [COMCTL32.157]
*/
HANDLE WINAPI
CreateMRUListLazyA (LPCREATEMRULIST lpcml, DWORD dwParam2, DWORD dwParam3, DWORD dwParam4)
{
/* DWORD dwLocal1; *
* HKEY hkeyResult; *
* DWORD dwLocal3; *
* LPVOID lMRU; *
* DWORD dwLocal5; *
* DWORD dwLocal6; *
* DWORD dwLocal7; *
* DWORD dwDisposition; */
/* internal variables */
LPVOID ptr;
FIXME("(%p) empty stub!\n", lpcml);
if (lpcml == NULL)
return 0;
if (lpcml->cbSize < sizeof(CREATEMRULIST))
return 0;
FIXME("(%lu %lu %lx %lx \"%s\" %p)\n",
lpcml->cbSize, lpcml->nMaxItems, lpcml->dwFlags,
(DWORD)lpcml->hKey, lpcml->lpszSubKey, lpcml->lpfnCompare);
/* dummy pointer creation */
ptr = COMCTL32_Alloc (32);
FIXME("-- ret = %p\n", ptr);
return (HANDLE)ptr;
}
/**************************************************************************
* EnumMRUListA [COMCTL32.154]
*
* Enumerate item in a list
*
* PARAMS
* hList [I] list handle
* nItemPos [I] item position to enumerate
* lpBuffer [O] buffer to receive item
* nBufferSize [I] size of buffer
*
* RETURNS
* For binary lists specifies how many bytes were copied to buffer, for
* string lists specifies full length of string. Enumerating past the end
* of list returns -1.
* If lpBuffer == NULL or nItemPos is -ve return value is no. of items in
* the list.
*/
INT WINAPI EnumMRUListA(HANDLE hList, INT nItemPos, LPVOID lpBuffer,
DWORD nBufferSize)
{
FIXME("(%08x, %d, %p, %ld): stub\n", hList, nItemPos, lpBuffer,
nBufferSize);
return 0;
}
/**************************************************************************
* Str_GetPtrA [COMCTL32.233]
*
* PARAMS
* lpSrc [I]
* lpDest [O]
* nMaxLen [I]
*
* RETURNS
*/
INT WINAPI
Str_GetPtrA (LPCSTR lpSrc, LPSTR lpDest, INT nMaxLen)
{
INT len;
TRACE("(%p %p %d)\n", lpSrc, lpDest, nMaxLen);
if (!lpDest && lpSrc)
return lstrlenA (lpSrc);
if (nMaxLen == 0)
return 0;
if (lpSrc == NULL) {
lpDest[0] = '\0';
return 0;
}
len = lstrlenA (lpSrc);
if (len >= nMaxLen)
len = nMaxLen - 1;
RtlMoveMemory (lpDest, lpSrc, len);
lpDest[len] = '\0';
return len;
}
/**************************************************************************
* Str_SetPtrA [COMCTL32.234]
*
* PARAMS
* lppDest [O]
* lpSrc [I]
*
* RETURNS
*/
BOOL WINAPI
Str_SetPtrA (LPSTR *lppDest, LPCSTR lpSrc)
{
TRACE("(%p %p)\n", lppDest, lpSrc);
if (lpSrc) {
LPSTR ptr = COMCTL32_ReAlloc (*lppDest, lstrlenA (lpSrc) + 1);
if (!ptr)
return FALSE;
lstrcpyA (ptr, lpSrc);
*lppDest = ptr;
}
else {
if (*lppDest) {
COMCTL32_Free (*lppDest);
*lppDest = NULL;
}
}
return TRUE;
}
/**************************************************************************
* Str_GetPtrW [COMCTL32.235]
*
* PARAMS
* lpSrc [I]
* lpDest [O]
* nMaxLen [I]
*
* RETURNS
*/
INT WINAPI
Str_GetPtrW (LPCWSTR lpSrc, LPWSTR lpDest, INT nMaxLen)
{
INT len;
TRACE("(%p %p %d)\n", lpSrc, lpDest, nMaxLen);
if (!lpDest && lpSrc)
return lstrlenW (lpSrc);
if (nMaxLen == 0)
return 0;
if (lpSrc == NULL) {
lpDest[0] = L'\0';
return 0;
}
len = lstrlenW (lpSrc);
if (len >= nMaxLen)
len = nMaxLen - 1;
RtlMoveMemory (lpDest, lpSrc, len*sizeof(WCHAR));
lpDest[len] = L'\0';
return len;
}
/**************************************************************************
* Str_SetPtrW [COMCTL32.236]
*
* PARAMS
* lpDest [O]
* lpSrc [I]
*
* RETURNS
*/
BOOL WINAPI
Str_SetPtrW (LPWSTR *lppDest, LPCWSTR lpSrc)
{
TRACE("(%p %p)\n", lppDest, lpSrc);
if (lpSrc) {
INT len = lstrlenW (lpSrc) + 1;
LPWSTR ptr = COMCTL32_ReAlloc (*lppDest, len * sizeof(WCHAR));
if (!ptr)
return FALSE;
lstrcpyW (ptr, lpSrc);
*lppDest = ptr;
}
else {
if (*lppDest) {
COMCTL32_Free (*lppDest);
*lppDest = NULL;
}
}
return TRUE;
}
/**************************************************************************
* The DSA-API is a set of functions to create and manipulate arrays of
* fixed-size memory blocks. These arrays can store any kind of data
* (strings, icons...).
*/
/**************************************************************************
* DSA_Create [COMCTL32.320] Creates a dynamic storage array
*
* PARAMS
* nSize [I] size of the array elements
* nGrow [I] number of elements by which the array grows when it is filled
*
* RETURNS
* Success: pointer to an array control structure. Use this like a handle.
* Failure: NULL
*/
HDSA WINAPI
DSA_Create (INT nSize, INT nGrow)
{
HDSA hdsa;
TRACE("(size=%d grow=%d)\n", nSize, nGrow);
hdsa = (HDSA)COMCTL32_Alloc (sizeof(DSA));
if (hdsa)
{
hdsa->nItemCount = 0;
hdsa->pData = NULL;
hdsa->nMaxCount = 0;
hdsa->nItemSize = nSize;
hdsa->nGrow = max(1, nGrow);
}
return hdsa;
}
/**************************************************************************
* DSA_Destroy [COMCTL32.321] Destroys a dynamic storage array
*
* PARAMS
* hdsa [I] pointer to the array control structure
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI
DSA_Destroy (const HDSA hdsa)
{
TRACE("(%p)\n", hdsa);
if (!hdsa)
return FALSE;
if (hdsa->pData && (!COMCTL32_Free (hdsa->pData)))
return FALSE;
return COMCTL32_Free (hdsa);
}
/**************************************************************************
* DSA_GetItem [COMCTL32.322]
*
* PARAMS
* hdsa [I] pointer to the array control structure
* nIndex [I] number of the Item to get
* pDest [O] destination buffer. Has to be >= dwElementSize.
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI
DSA_GetItem (const HDSA hdsa, INT nIndex, LPVOID pDest)
{
LPVOID pSrc;
TRACE("(%p %d %p)\n", hdsa, nIndex, pDest);
if (!hdsa)
return FALSE;
if ((nIndex < 0) || (nIndex >= hdsa->nItemCount))
return FALSE;
pSrc = (char *) hdsa->pData + (hdsa->nItemSize * nIndex);
memmove (pDest, pSrc, hdsa->nItemSize);
return TRUE;
}
/**************************************************************************
* DSA_GetItemPtr [COMCTL32.323]
*
* Retrieves a pointer to the specified item.
*
* PARAMS
* hdsa [I] pointer to the array control structure
* nIndex [I] index of the desired item
*
* RETURNS
* Success: pointer to an item
* Failure: NULL
*/
LPVOID WINAPI
DSA_GetItemPtr (const HDSA hdsa, INT nIndex)
{
LPVOID pSrc;
TRACE("(%p %d)\n", hdsa, nIndex);
if (!hdsa)
return NULL;
if ((nIndex < 0) || (nIndex >= hdsa->nItemCount))
return NULL;
pSrc = (char *) hdsa->pData + (hdsa->nItemSize * nIndex);
TRACE("-- ret=%p\n", pSrc);
return pSrc;
}
/**************************************************************************
* DSA_SetItem [COMCTL32.325]
*
* Sets the contents of an item in the array.
*
* PARAMS
* hdsa [I] pointer to the array control structure
* nIndex [I] index for the item
* pSrc [I] pointer to the new item data
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI
DSA_SetItem (const HDSA hdsa, INT nIndex, LPVOID pSrc)
{
INT nSize, nNewItems;
LPVOID pDest, lpTemp;
TRACE("(%p %d %p)\n", hdsa, nIndex, pSrc);
if ((!hdsa) || nIndex < 0)
return FALSE;
if (hdsa->nItemCount <= nIndex) {
/* within the old array */
if (hdsa->nMaxCount > nIndex) {
/* within the allocated space, set a new boundary */
hdsa->nItemCount = nIndex + 1;
}
else {
/* resize the block of memory */
nNewItems =
hdsa->nGrow * ((INT)(((nIndex + 1) - 1) / hdsa->nGrow) + 1);
nSize = hdsa->nItemSize * nNewItems;
lpTemp = (LPVOID)COMCTL32_ReAlloc (hdsa->pData, nSize);
if (!lpTemp)
return FALSE;
hdsa->nMaxCount = nNewItems;
hdsa->nItemCount = nIndex + 1;
hdsa->pData = lpTemp;
}
}
/* put the new entry in */
pDest = (char *) hdsa->pData + (hdsa->nItemSize * nIndex);
TRACE("-- move dest=%p src=%p size=%d\n",
pDest, pSrc, hdsa->nItemSize);
memmove (pDest, pSrc, hdsa->nItemSize);
return TRUE;
}
/**************************************************************************
* DSA_InsertItem [COMCTL32.325]
*
* PARAMS
* hdsa [I] pointer to the array control structure
* nIndex [I] index for the new item
* pSrc [I] pointer to the element
*
* RETURNS
* Success: position of the new item
* Failure: -1
*/
INT WINAPI
DSA_InsertItem (const HDSA hdsa, INT nIndex, LPVOID pSrc)
{
INT nNewItems, nSize, i;
LPVOID lpTemp, lpDest;
LPDWORD p;
TRACE("(%p %d %p)\n", hdsa, nIndex, pSrc);
if ((!hdsa) || nIndex < 0)
return -1;
for (i = 0; i < hdsa->nItemSize; i += 4) {
p = *(DWORD**)((char *) pSrc + i);
if (IsBadStringPtrA ((char*)p, 256))
TRACE("-- %d=%p\n", i, (DWORD*)p);
else
TRACE("-- %d=%p [%s]\n", i, p, debugstr_a((char*)p));
}
/* when nIndex >= nItemCount then append */
if (nIndex >= hdsa->nItemCount)
nIndex = hdsa->nItemCount;
/* do we need to resize ? */
if (hdsa->nItemCount >= hdsa->nMaxCount) {
nNewItems = hdsa->nMaxCount + hdsa->nGrow;
nSize = hdsa->nItemSize * nNewItems;
lpTemp = (LPVOID)COMCTL32_ReAlloc (hdsa->pData, nSize);
if (!lpTemp)
return -1;
hdsa->nMaxCount = nNewItems;
hdsa->pData = lpTemp;
}
/* do we need to move elements ? */
if (nIndex < hdsa->nItemCount) {
lpTemp = (char *) hdsa->pData + (hdsa->nItemSize * nIndex);
lpDest = (char *) lpTemp + hdsa->nItemSize;
nSize = (hdsa->nItemCount - nIndex) * hdsa->nItemSize;
TRACE("-- move dest=%p src=%p size=%d\n",
lpDest, lpTemp, nSize);
memmove (lpDest, lpTemp, nSize);
}
/* ok, we can put the new Item in */
hdsa->nItemCount++;
lpDest = (char *) hdsa->pData + (hdsa->nItemSize * nIndex);
TRACE("-- move dest=%p src=%p size=%d\n",
lpDest, pSrc, hdsa->nItemSize);
memmove (lpDest, pSrc, hdsa->nItemSize);
return nIndex;
}
/**************************************************************************
* DSA_DeleteItem [COMCTL32.326]
*
* PARAMS
* hdsa [I] pointer to the array control structure
* nIndex [I] index for the element to delete
*
* RETURNS
* Success: number of the deleted element
* Failure: -1
*/
INT WINAPI
DSA_DeleteItem (const HDSA hdsa, INT nIndex)
{
LPVOID lpDest,lpSrc;
INT nSize;
TRACE("(%p %d)\n", hdsa, nIndex);
if (!hdsa)
return -1;
if (nIndex < 0 || nIndex >= hdsa->nItemCount)
return -1;
/* do we need to move ? */
if (nIndex < hdsa->nItemCount - 1) {
lpDest = (char *) hdsa->pData + (hdsa->nItemSize * nIndex);
lpSrc = (char *) lpDest + hdsa->nItemSize;
nSize = hdsa->nItemSize * (hdsa->nItemCount - nIndex - 1);
TRACE("-- move dest=%p src=%p size=%d\n",
lpDest, lpSrc, nSize);
memmove (lpDest, lpSrc, nSize);
}
hdsa->nItemCount--;
/* free memory ? */
if ((hdsa->nMaxCount - hdsa->nItemCount) >= hdsa->nGrow) {
nSize = hdsa->nItemSize * hdsa->nItemCount;
lpDest = (LPVOID)COMCTL32_ReAlloc (hdsa->pData, nSize);
if (!lpDest)
return -1;
hdsa->nMaxCount = hdsa->nItemCount;
hdsa->pData = lpDest;
}
return nIndex;
}
/**************************************************************************
* DSA_DeleteAllItems [COMCTL32.326]
*
* Removes all items and reinitializes the array.
*
* PARAMS
* hdsa [I] pointer to the array control structure
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI
DSA_DeleteAllItems (const HDSA hdsa)
{
TRACE("(%p)\n", hdsa);
if (!hdsa)
return FALSE;
if (hdsa->pData && (!COMCTL32_Free (hdsa->pData)))
return FALSE;
hdsa->nItemCount = 0;
hdsa->pData = NULL;
hdsa->nMaxCount = 0;
return TRUE;
}
/**************************************************************************
* The DPA-API is a set of functions to create and manipulate arrays of
* pointers.
*/
/**************************************************************************
* DPA_Create [COMCTL32.328] Creates a dynamic pointer array
*
* PARAMS
* nGrow [I] number of items by which the array grows when it is filled
*
* RETURNS
* Success: handle (pointer) to the pointer array.
* Failure: NULL
*/
HDPA WINAPI
DPA_Create (INT nGrow)
{
HDPA hdpa;
TRACE("(%d)\n", nGrow);
hdpa = (HDPA)COMCTL32_Alloc (sizeof(DPA));
if (hdpa) {
hdpa->nGrow = max(8, nGrow);
hdpa->hHeap = COMCTL32_hHeap;
hdpa->nMaxCount = hdpa->nGrow * 2;
hdpa->ptrs =
(LPVOID*)COMCTL32_Alloc (hdpa->nMaxCount * sizeof(LPVOID));
}
TRACE("-- %p\n", hdpa);
return hdpa;
}
/**************************************************************************
* DPA_Destroy [COMCTL32.329] Destroys a dynamic pointer array
*
* PARAMS
* hdpa [I] handle (pointer) to the pointer array
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI
DPA_Destroy (const HDPA hdpa)
{
TRACE("(%p)\n", hdpa);
if (!hdpa)
return FALSE;
if (hdpa->ptrs && (!HeapFree (hdpa->hHeap, 0, hdpa->ptrs)))
return FALSE;
return HeapFree (hdpa->hHeap, 0, hdpa);
}
/**************************************************************************
* DPA_Grow [COMCTL32.330]
*
* Sets the growth amount.
*
* PARAMS
* hdpa [I] handle (pointer) to the existing (source) pointer array
* nGrow [I] number of items, the array grows, when it's too small
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI
DPA_Grow (const HDPA hdpa, INT nGrow)
{
TRACE("(%p %d)\n", hdpa, nGrow);
if (!hdpa)
return FALSE;
hdpa->nGrow = max(8, nGrow);
return TRUE;
}
/**************************************************************************
* DPA_Clone [COMCTL32.331]
*
* Copies a pointer array to an other one or creates a copy
*
* PARAMS
* hdpa [I] handle (pointer) to the existing (source) pointer array
* hdpaNew [O] handle (pointer) to the destination pointer array
*
* RETURNS
* Success: pointer to the destination pointer array.
* Failure: NULL
*
* NOTES
* - If the 'hdpaNew' is a NULL-Pointer, a copy of the source pointer
* array will be created and it's handle (pointer) is returned.
* - If 'hdpa' is a NULL-Pointer, the original implementation crashes,
* this implementation just returns NULL.
*/
HDPA WINAPI
DPA_Clone (const HDPA hdpa, const HDPA hdpaNew)
{
INT nNewItems, nSize;
HDPA hdpaTemp;
if (!hdpa)
return NULL;
TRACE("(%p %p)\n", hdpa, hdpaNew);
if (!hdpaNew) {
/* create a new DPA */
hdpaTemp = (HDPA)HeapAlloc (hdpa->hHeap, HEAP_ZERO_MEMORY,
sizeof(DPA));
hdpaTemp->hHeap = hdpa->hHeap;
hdpaTemp->nGrow = hdpa->nGrow;
}
else
hdpaTemp = hdpaNew;
if (hdpaTemp->ptrs) {
/* remove old pointer array */
HeapFree (hdpaTemp->hHeap, 0, hdpaTemp->ptrs);
hdpaTemp->ptrs = NULL;
hdpaTemp->nItemCount = 0;
hdpaTemp->nMaxCount = 0;
}
/* create a new pointer array */
nNewItems = hdpaTemp->nGrow *
((INT)((hdpa->nItemCount - 1) / hdpaTemp->nGrow) + 1);
nSize = nNewItems * sizeof(LPVOID);
hdpaTemp->ptrs =
(LPVOID*)HeapAlloc (hdpaTemp->hHeap, HEAP_ZERO_MEMORY, nSize);
hdpaTemp->nMaxCount = nNewItems;
/* clone the pointer array */
hdpaTemp->nItemCount = hdpa->nItemCount;
memmove (hdpaTemp->ptrs, hdpa->ptrs,
hdpaTemp->nItemCount * sizeof(LPVOID));
return hdpaTemp;
}
/**************************************************************************
* DPA_GetPtr [COMCTL32.332]
*
* Retrieves a pointer from a dynamic pointer array
*
* PARAMS
* hdpa [I] handle (pointer) to the pointer array
* nIndex [I] array index of the desired pointer
*
* RETURNS
* Success: pointer
* Failure: NULL
*/
LPVOID WINAPI
DPA_GetPtr (const HDPA hdpa, INT i)
{
TRACE("(%p %d)\n", hdpa, i);
if (!hdpa)
return NULL;
if (!hdpa->ptrs)
return NULL;
if ((i < 0) || (i >= hdpa->nItemCount))
return NULL;
TRACE("-- %p\n", hdpa->ptrs[i]);
return hdpa->ptrs[i];
}
/**************************************************************************
* DPA_GetPtrIndex [COMCTL32.333]
*
* Retrieves the index of the specified pointer
*
* PARAMS
* hdpa [I] handle (pointer) to the pointer array
* p [I] pointer
*
* RETURNS
* Success: index of the specified pointer
* Failure: -1
*/
INT WINAPI
DPA_GetPtrIndex (const HDPA hdpa, LPVOID p)
{
INT i;
if (!hdpa->ptrs)
return -1;
for (i = 0; i < hdpa->nItemCount; i++) {
if (hdpa->ptrs[i] == p)
return i;
}
return -1;
}
/**************************************************************************
* DPA_InsertPtr [COMCTL32.334]
*
* Inserts a pointer into a dynamic pointer array
*
* PARAMS
* hdpa [I] handle (pointer) to the array
* i [I] array index
* p [I] pointer to insert
*
* RETURNS
* Success: index of the inserted pointer
* Failure: -1
*/
INT WINAPI
DPA_InsertPtr (const HDPA hdpa, INT i, LPVOID p)
{
INT nNewItems, nSize, nIndex = 0;
LPVOID *lpTemp, *lpDest;
TRACE("(%p %d %p)\n", hdpa, i, p);
if ((!hdpa) || (i < 0))
return -1;
if (!hdpa->ptrs) {
hdpa->ptrs =
(LPVOID*)HeapAlloc (hdpa->hHeap, HEAP_ZERO_MEMORY,
2 * hdpa->nGrow * sizeof(LPVOID));
if (!hdpa->ptrs)
return -1;
hdpa->nMaxCount = hdpa->nGrow * 2;
nIndex = 0;
}
else {
if (hdpa->nItemCount >= hdpa->nMaxCount) {
TRACE("-- resizing\n");
nNewItems = hdpa->nMaxCount + hdpa->nGrow;
nSize = nNewItems * sizeof(LPVOID);
lpTemp = (LPVOID*)HeapReAlloc (hdpa->hHeap, HEAP_ZERO_MEMORY,
hdpa->ptrs, nSize);
if (!lpTemp)
return -1;
hdpa->nMaxCount = nNewItems;
hdpa->ptrs = lpTemp;
}
if (i >= hdpa->nItemCount) {
nIndex = hdpa->nItemCount;
TRACE("-- appending at %d\n", nIndex);
}
else {
TRACE("-- inserting at %d\n", i);
lpTemp = hdpa->ptrs + i;
lpDest = lpTemp + 1;
nSize = (hdpa->nItemCount - i) * sizeof(LPVOID);
TRACE("-- move dest=%p src=%p size=%x\n",
lpDest, lpTemp, nSize);
memmove (lpDest, lpTemp, nSize);
nIndex = i;
}
}
/* insert item */
hdpa->nItemCount++;
hdpa->ptrs[nIndex] = p;
return nIndex;
}
/**************************************************************************
* DPA_SetPtr [COMCTL32.335]
*
* Sets a pointer in the pointer array
*
* PARAMS
* hdpa [I] handle (pointer) to the pointer array
* i [I] index of the pointer that will be set
* p [I] pointer to be set
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI
DPA_SetPtr (const HDPA hdpa, INT i, LPVOID p)
{
LPVOID *lpTemp;
TRACE("(%p %d %p)\n", hdpa, i, p);
if ((!hdpa) || i < 0)
return FALSE;
if (hdpa->nItemCount <= i) {
/* within the old array */
if (hdpa->nMaxCount > i) {
/* within the allocated space, set a new boundary */
hdpa->nItemCount = i;
}
else {
/* resize the block of memory */
INT nNewItems =
hdpa->nGrow * ((INT)(((i+1) - 1) / hdpa->nGrow) + 1);
INT nSize = nNewItems * sizeof(LPVOID);
lpTemp = (LPVOID*)HeapReAlloc (hdpa->hHeap, HEAP_ZERO_MEMORY,
hdpa->ptrs, nSize);
if (!lpTemp)
return FALSE;
hdpa->nItemCount = nNewItems;
hdpa->ptrs = lpTemp;
}
}
/* put the new entry in */
hdpa->ptrs[i] = p;
return TRUE;
}
/**************************************************************************
* DPA_DeletePtr [COMCTL32.336]
*
* Removes a pointer from the pointer array.
*
* PARAMS
* hdpa [I] handle (pointer) to the pointer array
* i [I] index of the pointer that will be deleted
*
* RETURNS
* Success: deleted pointer
* Failure: NULL
*/
LPVOID WINAPI
DPA_DeletePtr (const HDPA hdpa, INT i)
{
LPVOID *lpDest, *lpSrc, lpTemp = NULL;
INT nSize;
TRACE("(%p %d)\n", hdpa, i);
if ((!hdpa) || i < 0 || i >= hdpa->nItemCount)
return NULL;
lpTemp = hdpa->ptrs[i];
/* do we need to move ?*/
if (i < hdpa->nItemCount - 1) {
lpDest = hdpa->ptrs + i;
lpSrc = lpDest + 1;
nSize = (hdpa->nItemCount - i - 1) * sizeof(LPVOID);
TRACE("-- move dest=%p src=%p size=%x\n",
lpDest, lpSrc, nSize);
memmove (lpDest, lpSrc, nSize);
}
hdpa->nItemCount --;
/* free memory ?*/
if ((hdpa->nMaxCount - hdpa->nItemCount) >= hdpa->nGrow) {
INT nNewItems = max(hdpa->nGrow * 2, hdpa->nItemCount);
nSize = nNewItems * sizeof(LPVOID);
lpDest = (LPVOID)HeapReAlloc (hdpa->hHeap, HEAP_ZERO_MEMORY,
hdpa->ptrs, nSize);
if (!lpDest)
return NULL;
hdpa->nMaxCount = nNewItems;
hdpa->ptrs = (LPVOID*)lpDest;
}
return lpTemp;
}
/**************************************************************************
* DPA_DeleteAllPtrs [COMCTL32.337]
*
* Removes all pointers and reinitializes the array.
*
* PARAMS
* hdpa [I] handle (pointer) to the pointer array
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI
DPA_DeleteAllPtrs (const HDPA hdpa)
{
TRACE("(%p)\n", hdpa);
if (!hdpa)
return FALSE;
if (hdpa->ptrs && (!HeapFree (hdpa->hHeap, 0, hdpa->ptrs)))
return FALSE;
hdpa->nItemCount = 0;
hdpa->nMaxCount = hdpa->nGrow * 2;
hdpa->ptrs = (LPVOID*)HeapAlloc (hdpa->hHeap, HEAP_ZERO_MEMORY,
hdpa->nMaxCount * sizeof(LPVOID));
return TRUE;
}
/**************************************************************************
* DPA_QuickSort [Internal]
*
* Ordinary quicksort (used by DPA_Sort).
*
* PARAMS
* lpPtrs [I] pointer to the pointer array
* l [I] index of the "left border" of the partition
* r [I] index of the "right border" of the partition
* pfnCompare [I] pointer to the compare function
* lParam [I] user defined value (3rd parameter in compare function)
*
* RETURNS
* NONE
*/
static VOID
DPA_QuickSort (LPVOID *lpPtrs, INT l, INT r,
PFNDPACOMPARE pfnCompare, LPARAM lParam)
{
LPVOID t, v;
INT i, j;
TRACE("l=%i r=%i\n", l, r);
i = l;
j = r;
v = lpPtrs[(int)(l+r)/2];
do {
while ((pfnCompare)(lpPtrs[i], v, lParam) < 0) i++;
while ((pfnCompare)(lpPtrs[j], v, lParam) > 0) j--;
if (i <= j)
{
t = lpPtrs[i];
lpPtrs[i++] = lpPtrs[j];
lpPtrs[j--] = t;
}
} while (i <= j);
if (l < j) DPA_QuickSort (lpPtrs, l, j, pfnCompare, lParam);
if (i < r) DPA_QuickSort (lpPtrs, i, r, pfnCompare, lParam);
}
/**************************************************************************
* DPA_Sort [COMCTL32.338]
*
* Sorts a pointer array using a user defined compare function
*
* PARAMS
* hdpa [I] handle (pointer) to the pointer array
* pfnCompare [I] pointer to the compare function
* lParam [I] user defined value (3rd parameter of compare function)
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI
DPA_Sort (const HDPA hdpa, PFNDPACOMPARE pfnCompare, LPARAM lParam)
{
if (!hdpa || !pfnCompare)
return FALSE;
TRACE("(%p %p 0x%lx)\n", hdpa, pfnCompare, lParam);
if ((hdpa->nItemCount > 1) && (hdpa->ptrs))
DPA_QuickSort (hdpa->ptrs, 0, hdpa->nItemCount - 1,
pfnCompare, lParam);
return TRUE;
}
/**************************************************************************
* DPA_Search [COMCTL32.339]
*
* Searches a pointer array for a specified pointer
*
* PARAMS
* hdpa [I] handle (pointer) to the pointer array
* pFind [I] pointer to search for
* nStart [I] start index
* pfnCompare [I] pointer to the compare function
* lParam [I] user defined value (3rd parameter of compare function)
* uOptions [I] search options
*
* RETURNS
* Success: index of the pointer in the array.
* Failure: -1
*
* NOTES
* Binary search taken from R.Sedgewick "Algorithms in C"!
* Function is NOT tested!
* If something goes wrong, blame HIM not ME! (Eric Kohl)
*/
INT WINAPI
DPA_Search (const HDPA hdpa, LPVOID pFind, INT nStart,
PFNDPACOMPARE pfnCompare, LPARAM lParam, UINT uOptions)
{
if (!hdpa || !pfnCompare || !pFind)
return -1;
TRACE("(%p %p %d %p 0x%08lx 0x%08x)\n",
hdpa, pFind, nStart, pfnCompare, lParam, uOptions);
if (uOptions & DPAS_SORTED) {
/* array is sorted --> use binary search */
INT l, r, x, n;
LPVOID *lpPtr;
TRACE("binary search\n");
l = (nStart == -1) ? 0 : nStart;
r = hdpa->nItemCount - 1;
lpPtr = hdpa->ptrs;
while (r >= l) {
x = (l + r) / 2;
n = (pfnCompare)(pFind, lpPtr[x], lParam);
if (n < 0)
r = x - 1;
else
l = x + 1;
if (n == 0) {
TRACE("-- ret=%d\n", n);
return n;
}
}
if (uOptions & DPAS_INSERTBEFORE) {
TRACE("-- ret=%d\n", r);
return r;
}
if (uOptions & DPAS_INSERTAFTER) {
TRACE("-- ret=%d\n", l);
return l;
}
}
else {
/* array is not sorted --> use linear search */
LPVOID *lpPtr;
INT nIndex;
TRACE("linear search\n");
nIndex = (nStart == -1)? 0 : nStart;
lpPtr = hdpa->ptrs;
for (; nIndex < hdpa->nItemCount; nIndex++) {
if ((pfnCompare)(pFind, lpPtr[nIndex], lParam) == 0) {
TRACE("-- ret=%d\n", nIndex);
return nIndex;
}
}
}
TRACE("-- not found: ret=-1\n");
return -1;
}
/**************************************************************************
* DPA_CreateEx [COMCTL32.340]
*
* Creates a dynamic pointer array using the specified size and heap.
*
* PARAMS
* nGrow [I] number of items by which the array grows when it is filled
* hHeap [I] handle to the heap where the array is stored
*
* RETURNS
* Success: handle (pointer) to the pointer array.
* Failure: NULL
*/
HDPA WINAPI
DPA_CreateEx (INT nGrow, HANDLE hHeap)
{
HDPA hdpa;
TRACE("(%d 0x%x)\n", nGrow, hHeap);
if (hHeap)
hdpa = (HDPA)HeapAlloc (hHeap, HEAP_ZERO_MEMORY, sizeof(DPA));
else
hdpa = (HDPA)COMCTL32_Alloc (sizeof(DPA));
if (hdpa) {
hdpa->nGrow = min(8, nGrow);
hdpa->hHeap = hHeap ? hHeap : COMCTL32_hHeap;
hdpa->nMaxCount = hdpa->nGrow * 2;
hdpa->ptrs =
(LPVOID*)HeapAlloc (hHeap, HEAP_ZERO_MEMORY,
hdpa->nMaxCount * sizeof(LPVOID));
}
TRACE("-- %p\n", hdpa);
return hdpa;
}
/**************************************************************************
* Notification functions
*/
typedef struct tagNOTIFYDATA
{
HWND hwndFrom;
HWND hwndTo;
DWORD dwParam3;
DWORD dwParam4;
DWORD dwParam5;
DWORD dwParam6;
} NOTIFYDATA, *LPNOTIFYDATA;
/**************************************************************************
* DoNotify [Internal]
*/
static LRESULT
DoNotify (LPNOTIFYDATA lpNotify, UINT uCode, LPNMHDR lpHdr)
{
NMHDR nmhdr;
LPNMHDR lpNmh = NULL;
UINT idFrom = 0;
TRACE("(0x%04x 0x%04x %d %p 0x%08lx)\n",
lpNotify->hwndFrom, lpNotify->hwndTo, uCode, lpHdr,
lpNotify->dwParam5);
if (!lpNotify->hwndTo)
return 0;
if (lpNotify->hwndFrom == -1) {
lpNmh = lpHdr;
idFrom = lpHdr->idFrom;
}
else {
if (lpNotify->hwndFrom) {
HWND hwndParent = GetParent (lpNotify->hwndFrom);
if (hwndParent) {
hwndParent = GetWindow (lpNotify->hwndFrom, GW_OWNER);
if (hwndParent)
idFrom = GetDlgCtrlID (lpNotify->hwndFrom);
}
}
lpNmh = (lpHdr) ? lpHdr : &nmhdr;
lpNmh->hwndFrom = lpNotify->hwndFrom;
lpNmh->idFrom = idFrom;
lpNmh->code = uCode;
}
return SendMessageA (lpNotify->hwndTo, WM_NOTIFY, idFrom, (LPARAM)lpNmh);
}
/**************************************************************************
* SendNotify [COMCTL32.341]
*
* PARAMS
* hwndFrom [I]
* hwndTo [I]
* uCode [I]
* lpHdr [I]
*
* RETURNS
* Success: return value from notification
* Failure: 0
*/
LRESULT WINAPI
COMCTL32_SendNotify (HWND hwndFrom, HWND hwndTo,
UINT uCode, LPNMHDR lpHdr)
{
NOTIFYDATA notify;
TRACE("(0x%04x 0x%04x %d %p)\n",
hwndFrom, hwndTo, uCode, lpHdr);
notify.hwndFrom = hwndFrom;
notify.hwndTo = hwndTo;
notify.dwParam5 = 0;
notify.dwParam6 = 0;
return DoNotify (&notify, uCode, lpHdr);
}
/**************************************************************************
* SendNotifyEx [COMCTL32.342]
*
* PARAMS
* hwndFrom [I]
* hwndTo [I]
* uCode [I]
* lpHdr [I]
* dwParam5 [I]
*
* RETURNS
* Success: return value from notification
* Failure: 0
*/
LRESULT WINAPI
COMCTL32_SendNotifyEx (HWND hwndTo, HWND hwndFrom, UINT uCode,
LPNMHDR lpHdr, DWORD dwParam5)
{
NOTIFYDATA notify;
HWND hwndNotify;
TRACE("(0x%04x 0x%04x %d %p 0x%08lx)\n",
hwndFrom, hwndTo, uCode, lpHdr, dwParam5);
hwndNotify = hwndTo;
if (!hwndTo) {
if (IsWindow (hwndFrom)) {
hwndNotify = GetParent (hwndFrom);
if (!hwndNotify)
return 0;
}
}
notify.hwndFrom = hwndFrom;
notify.hwndTo = hwndNotify;
notify.dwParam5 = dwParam5;
notify.dwParam6 = 0;
return DoNotify (&notify, uCode, lpHdr);
}
/**************************************************************************
* StrChrA [COMCTL32.350]
*
*/
LPSTR WINAPI
COMCTL32_StrChrA (LPCSTR lpString, CHAR cChar)
{
return strchr (lpString, cChar);
}
/**************************************************************************
* StrStrIA [COMCTL32.355]
*/
LPSTR WINAPI
COMCTL32_StrStrIA (LPCSTR lpStr1, LPCSTR lpStr2)
{
INT len1, len2, i;
CHAR first;
if (*lpStr2 == 0)
return ((LPSTR)lpStr1);
len1 = 0;
while (lpStr1[len1] != 0) ++len1;
len2 = 0;
while (lpStr2[len2] != 0) ++len2;
if (len2 == 0)
return ((LPSTR)(lpStr1 + len1));
first = tolower (*lpStr2);
while (len1 >= len2) {
if (tolower(*lpStr1) == first) {
for (i = 1; i < len2; ++i)
if (tolower (lpStr1[i]) != tolower(lpStr2[i]))
break;
if (i >= len2)
return ((LPSTR)lpStr1);
}
++lpStr1; --len1;
}
return (NULL);
}
/**************************************************************************
* StrToIntA [COMCTL32.357] Converts a string to a signed integer.
*/
INT WINAPI
COMCTL32_StrToIntA (LPSTR lpString)
{
return atoi(lpString);
}
/**************************************************************************
* DPA_EnumCallback [COMCTL32.385]
*
* Enumerates all items in a dynamic pointer array.
*
* PARAMS
* hdpa [I] handle to the dynamic pointer array
* enumProc [I]
* lParam [I]
*
* RETURNS
* none
*/
VOID WINAPI
DPA_EnumCallback (const HDPA hdpa, DPAENUMPROC enumProc, LPARAM lParam)
{
INT i;
TRACE("(%p %p %08lx)\n", hdpa, enumProc, lParam);
if (!hdpa)
return;
if (hdpa->nItemCount <= 0)
return;
for (i = 0; i < hdpa->nItemCount; i++) {
if ((enumProc)(hdpa->ptrs[i], lParam) == 0)
return;
}
return;
}
/**************************************************************************
* DPA_DestroyCallback [COMCTL32.386]
*
* Enumerates all items in a dynamic pointer array and destroys it.
*
* PARAMS
* hdpa [I] handle to the dynamic pointer array
* enumProc [I]
* lParam [I]
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI
DPA_DestroyCallback (const HDPA hdpa, DPAENUMPROC enumProc, LPARAM lParam)
{
TRACE("(%p %p %08lx)\n", hdpa, enumProc, lParam);
DPA_EnumCallback (hdpa, enumProc, lParam);
return DPA_Destroy (hdpa);
}
/**************************************************************************
* DSA_EnumCallback [COMCTL32.387]
*
* Enumerates all items in a dynamic storage array.
*
* PARAMS
* hdsa [I] handle to the dynamic storage array
* enumProc [I]
* lParam [I]
*
* RETURNS
* none
*/
VOID WINAPI
DSA_EnumCallback (const HDSA hdsa, DSAENUMPROC enumProc, LPARAM lParam)
{
INT i;
TRACE("(%p %p %08lx)\n", hdsa, enumProc, lParam);
if (!hdsa)
return;
if (hdsa->nItemCount <= 0)
return;
for (i = 0; i < hdsa->nItemCount; i++) {
LPVOID lpItem = DSA_GetItemPtr (hdsa, i);
if ((enumProc)(lpItem, lParam) == 0)
return;
}
return;
}
/**************************************************************************
* DSA_DestroyCallback [COMCTL32.388]
*
* Enumerates all items in a dynamic storage array and destroys it.
*
* PARAMS
* hdsa [I] handle to the dynamic storage array
* enumProc [I]
* lParam [I]
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI
DSA_DestroyCallback (const HDSA hdsa, DSAENUMPROC enumProc, LPARAM lParam)
{
TRACE("(%p %p %08lx)\n", hdsa, enumProc, lParam);
DSA_EnumCallback (hdsa, enumProc, lParam);
return DSA_Destroy (hdsa);
}
/**************************************************************************
* StrCSpnA [COMCTL32.356]
*
*/
INT WINAPI COMCTL32_StrCSpnA( LPCSTR lpStr, LPCSTR lpSet) {
return strcspn(lpStr, lpSet);
}
/**************************************************************************
* StrChrW [COMCTL32.358]
*
*/
LPWSTR WINAPI COMCTL32_StrChrW( LPCWSTR lpStart, WORD wMatch) {
return strchrW(lpStart, wMatch);
}
/**************************************************************************
* StrCmpNA [COMCTL32.352]
*
*/
INT WINAPI COMCTL32_StrCmpNA( LPCSTR lpStr1, LPCSTR lpStr2, int nChar) {
return strncmp(lpStr1, lpStr2, nChar);
}
/**************************************************************************
* StrCmpNIA [COMCTL32.353]
*
*/
INT WINAPI COMCTL32_StrCmpNIA( LPCSTR lpStr1, LPCSTR lpStr2, int nChar) {
return strncasecmp(lpStr1, lpStr2, nChar);
}
/**************************************************************************
* StrCmpNW [COMCTL32.360]
*
*/
INT WINAPI COMCTL32_StrCmpNW( LPCWSTR lpStr1, LPCWSTR lpStr2, int nChar) {
return strncmpW(lpStr1, lpStr2, nChar);
}
/**************************************************************************
* StrCmpNIW [COMCTL32.361]
*
*/
INT WINAPI COMCTL32_StrCmpNIW( LPCWSTR lpStr1, LPCWSTR lpStr2, int nChar) {
FIXME("(%s, %s, %i): stub\n", debugstr_w(lpStr1), debugstr_w(lpStr2), nChar);
return 0;
}
/**************************************************************************
* StrRChrA [COMCTL32.351]
*
*/
LPSTR WINAPI COMCTL32_StrRChrA( LPCSTR lpStart, LPCSTR lpEnd, WORD wMatch) {
return lstrrchr(lpStart, lpEnd, wMatch);
}
/**************************************************************************
* StrRChrW [COMCTL32.359]
*
*/
LPWSTR WINAPI COMCTL32_StrRChrW( LPCWSTR lpStart, LPCWSTR lpEnd, WORD wMatch) {
return lstrrchrw(lpStart, lpEnd, wMatch);
}
/**************************************************************************
* StrStrA [COMCTL32.354]
*
*/
LPSTR WINAPI COMCTL32_StrStrA( LPCSTR lpFirst, LPCSTR lpSrch) {
return strstr(lpFirst, lpSrch);
}
/**************************************************************************
* StrStrW [COMCTL32.362]
*
*/
LPWSTR WINAPI COMCTL32_StrStrW( LPCWSTR lpFirst, LPCWSTR lpSrch) {
return strstrW(lpFirst, lpSrch);
}
/**************************************************************************
* StrSpnW [COMCTL32.364]
*
*/
INT WINAPI COMCTL32_StrSpnW( LPWSTR lpStr, LPWSTR lpSet) {
LPWSTR lpLoop = lpStr;
/* validate ptr */
if ((lpStr == 0) || (lpSet == 0)) return 0;
/* while(*lpLoop) { if lpLoop++; } */
for(; (*lpLoop != 0); lpLoop++)
if( strchrW(lpSet, *(WORD*)lpLoop))
return (INT)(lpLoop-lpStr);
return (INT)(lpLoop-lpStr);
}
/**************************************************************************
* COMCTL32_410 [COMCTL32.410]
*
* FIXME: What's this supposed to do?
* Parameter 1 is an HWND, you're on your own for the rest.
*/
BOOL WINAPI COMCTL32_410( HWND hw, DWORD b, DWORD c, DWORD d) {
FIXME("(%x, %lx, %lx, %lx): stub!\n", hw, b, c, d);
return TRUE;
}
/**************************************************************************
* COMCTL32_411 [COMCTL32.411]
*
* FIXME: What's this supposed to do?
* Parameter 1 is an HWND, you're on your own for the rest.
*/
BOOL WINAPI COMCTL32_411( HWND hw, DWORD b, DWORD c) {
FIXME("(%x, %lx, %lx): stub!\n", hw, b, c);
return TRUE;
}
/**************************************************************************
* COMCTL32_412 [COMCTL32.412]
*
* FIXME: What's this supposed to do?
* Parameter 1 is an HWND, you're on your own for the rest.
*/
BOOL WINAPI COMCTL32_412( HWND hwnd, DWORD b, DWORD c)
{
FIXME("(%x, %lx, %lx): stub!\n", hwnd, b, c);
if (IsWindow (hwnd) == FALSE)
return FALSE;
if (b == 0)
return FALSE;
return TRUE;
}
/**************************************************************************
* COMCTL32_413 [COMCTL32.413]
*
* FIXME: What's this supposed to do?
* Parameter 1 is an HWND, you're on your own for the rest.
*/
BOOL WINAPI COMCTL32_413( HWND hw, DWORD b, DWORD c, DWORD d) {
FIXME("(%x, %lx, %lx, %lx): stub!\n", hw, b, c, d);
return TRUE;
}
/**************************************************************************
* COMCTL32_415 [COMCTL32.415]
*
* FIXME: What's this supposed to do?
* Parameter 1 is an HWND, you're on your own for the rest.
*/
BOOL WINAPI COMCTL32_415( HWND hwnd, DWORD b, DWORD c, DWORD d, DWORD e)
{
FIXME("(%x, %lx, %lx, %lx, %lx): stub!\n", hwnd, b, c, d, e);
return TRUE;
}
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