mirror of
https://github.com/reactos/reactos.git
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298 lines
7.2 KiB
C
298 lines
7.2 KiB
C
/*
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* PROJECT: ReactOS Services
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* LICENSE: GPL - See COPYING in the top level directory
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* FILE: base/applications/mscutils/servman/misc.c
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* PURPOSE: miscellaneous functions
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* COPYRIGHT: Copyright 2005 Thomas Weidenmueller <w3seek@reactos.org>
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* Copyright 2006 Ged Murphy <gedmurphy@gmail.com>
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*
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*/
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#include "precomp.h"
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static INT
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LengthOfStrResource(IN HINSTANCE hInst,
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IN UINT uID)
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{
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HRSRC hrSrc;
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HGLOBAL hRes;
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LPWSTR lpName, lpStr;
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if (hInst == NULL)
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{
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return -1;
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}
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/* There are always blocks of 16 strings */
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lpName = (LPWSTR)MAKEINTRESOURCE((uID >> 4) + 1);
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/* Find the string table block */
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if ((hrSrc = FindResourceW(hInst, lpName, (LPWSTR)RT_STRING)) &&
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(hRes = LoadResource(hInst, hrSrc)) &&
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(lpStr = (WCHAR*) LockResource(hRes)))
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{
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UINT x;
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/* Find the string we're looking for */
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uID &= 0xF; /* position in the block, same as % 16 */
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for (x = 0; x < uID; x++)
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{
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lpStr += (*lpStr) + 1;
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}
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/* Found the string */
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return (int)(*lpStr);
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}
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return -1;
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}
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INT
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AllocAndLoadString(OUT LPWSTR *lpTarget,
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IN HINSTANCE hInst,
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IN UINT uID)
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{
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INT ln;
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ln = LengthOfStrResource(hInst,
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uID);
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if (ln++ > 0)
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{
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(*lpTarget) = (LPWSTR)LocalAlloc(LMEM_FIXED,
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ln * sizeof(WCHAR));
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if ((*lpTarget) != NULL)
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{
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INT Ret;
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if (!(Ret = LoadStringW(hInst, uID, *lpTarget, ln)))
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{
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LocalFree((HLOCAL)(*lpTarget));
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}
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return Ret;
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}
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}
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return 0;
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}
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DWORD
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LoadAndFormatString(IN HINSTANCE hInstance,
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IN UINT uID,
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OUT LPWSTR *lpTarget,
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...)
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{
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DWORD Ret = 0;
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LPWSTR lpFormat;
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va_list lArgs;
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if (AllocAndLoadString(&lpFormat,
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hInstance,
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uID) > 0)
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{
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va_start(lArgs, lpTarget);
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/* let's use Format to format it because it has the ability to allocate
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memory automatically */
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Ret = FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_STRING,
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lpFormat,
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0,
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0,
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(LPWSTR)lpTarget,
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0,
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&lArgs);
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va_end(lArgs);
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LocalFree((HLOCAL)lpFormat);
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}
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return Ret;
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}
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BOOL
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StatusBarLoadAndFormatString(IN HWND hStatusBar,
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IN INT PartId,
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IN HINSTANCE hInstance,
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IN UINT uID,
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...)
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{
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BOOL Ret = FALSE;
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LPWSTR lpFormat, lpStr;
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va_list lArgs;
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if (AllocAndLoadString(&lpFormat,
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hInstance,
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uID) > 0)
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{
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va_start(lArgs, uID);
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/* let's use FormatMessage to format it because it has the ability to allocate
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memory automatically */
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Ret = FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_STRING,
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lpFormat,
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0,
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0,
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(VOID*)&lpStr,
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0,
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&lArgs);
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va_end(lArgs);
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if (lpStr != NULL)
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{
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Ret = (BOOL)SendMessageW(hStatusBar,
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SB_SETTEXT,
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(WPARAM)PartId,
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(LPARAM)lpStr);
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LocalFree((HLOCAL)lpStr);
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}
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LocalFree((HLOCAL)lpFormat);
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}
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return Ret;
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}
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BOOL
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StatusBarLoadString(IN HWND hStatusBar,
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IN INT PartId,
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IN HINSTANCE hInstance,
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IN UINT uID)
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{
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BOOL Ret = FALSE;
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LPWSTR lpStr;
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if (AllocAndLoadString(&lpStr,
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hInstance,
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uID) > 0)
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{
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Ret = (BOOL)SendMessageW(hStatusBar,
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SB_SETTEXT,
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(WPARAM)PartId,
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(LPARAM)lpStr);
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LocalFree((HLOCAL)lpStr);
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}
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return Ret;
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}
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INT
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GetTextFromEdit(OUT LPWSTR lpString,
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IN HWND hDlg,
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IN UINT Res)
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{
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INT len = GetWindowTextLengthW(GetDlgItem(hDlg, Res));
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if(len > 0)
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{
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GetDlgItemTextW(hDlg,
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Res,
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lpString,
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len + 1);
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}
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else
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lpString = NULL;
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return len;
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}
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VOID GetError(VOID)
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{
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LPWSTR lpMsgBuf = NULL;
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FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER |
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FORMAT_MESSAGE_FROM_SYSTEM |
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FORMAT_MESSAGE_IGNORE_INSERTS,
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NULL,
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GetLastError(),
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MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
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(VOID*)&lpMsgBuf,
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0,
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NULL );
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MessageBoxW(NULL, lpMsgBuf, L"Error!", MB_OK | MB_ICONERROR);
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LocalFree(lpMsgBuf);
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}
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VOID DisplayString(LPWSTR Msg)
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{
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MessageBoxW(NULL, Msg, L"Note!", MB_ICONEXCLAMATION|MB_OK);
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}
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HIMAGELIST
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InitImageList(UINT StartResource,
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UINT EndResource,
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UINT Width,
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UINT Height,
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ULONG type)
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{
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HANDLE hImage;
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HIMAGELIST himl;
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UINT i;
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INT ret;
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/* Create the toolbar icon image list */
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himl = ImageList_Create(Width,
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Height,
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ILC_MASK | ILC_COLOR32,
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EndResource - StartResource,
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0);
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if (himl == NULL)
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return NULL;
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ret = 0;
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for (i = StartResource; i <= EndResource && ret != -1; i++)
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{
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hImage = LoadImageW(hInstance,
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MAKEINTRESOURCEW(i),
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type,
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Width,
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Height,
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LR_LOADTRANSPARENT);
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if (hImage == NULL)
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{
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ret = -1;
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break;
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}
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if (type == IMAGE_BITMAP)
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{
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ret = ImageList_AddMasked(himl,
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hImage,
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RGB(255, 0, 128));
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}
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else if (type == IMAGE_ICON)
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{
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ret = ImageList_AddIcon(himl,
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hImage);
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}
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DeleteObject(hImage);
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}
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if (ret == -1)
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{
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ImageList_Destroy(himl);
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himl = NULL;
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}
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return himl;
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}
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#define BUFFERSIZE 512
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VOID
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ResourceMessageBox(
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HINSTANCE hInstance,
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HWND hwnd,
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UINT uType,
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UINT uCaptionId,
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UINT uMessageId)
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{
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WCHAR szErrorText[BUFFERSIZE];
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WCHAR szErrorCaption[BUFFERSIZE];
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LoadStringW(hInstance, uMessageId, szErrorText, sizeof(szErrorText) / sizeof(WCHAR));
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LoadStringW(hInstance, uCaptionId, szErrorCaption, sizeof(szErrorCaption) / sizeof(WCHAR));
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MessageBoxW(hwnd, szErrorText, szErrorCaption, uType);
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}
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