reactos/rostests/winetests/GUI/misc.c

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/*
* PROJECT: ReactOS API Test GUI
* LICENSE: GPL - See COPYING in the top level directory
* FILE:
* PURPOSE: miscallanous functions
* COPYRIGHT: Copyright 2005 Thomas Weidenmueller <w3seek@reactos.org>
* Copyright 2006 - 2008 Ged Murphy <gedmurphy@gmail.com>
*
*/
#include <precomp.h>
static INT
LengthOfStrResource(IN HINSTANCE hInst,
IN UINT uID)
{
HRSRC hrSrc;
HGLOBAL hRes;
LPWSTR lpName, lpStr;
if (hInst == NULL)
{
return -1;
}
/* There are always blocks of 16 strings */
lpName = (LPWSTR)MAKEINTRESOURCEW((uID >> 4) + 1);
/* Find the string table block */
if ((hrSrc = FindResourceW(hInst, lpName, (LPWSTR)RT_STRING)) &&
(hRes = LoadResource(hInst, hrSrc)) &&
(lpStr = (WCHAR*) LockResource(hRes)))
{
UINT x;
/* Find the string we're looking for */
uID &= 0xF; /* position in the block, same as % 16 */
for (x = 0; x < uID; x++)
{
lpStr += (*lpStr) + 1;
}
/* Found the string */
return (int)(*lpStr);
}
return -1;
}
INT
AllocAndLoadString(OUT LPWSTR *lpTarget,
IN HINSTANCE hInst,
IN UINT uID)
{
INT ln;
ln = LengthOfStrResource(hInst,
uID);
if (ln++ > 0)
{
(*lpTarget) = (LPTSTR)LocalAlloc(LMEM_FIXED,
ln * sizeof(TCHAR));
if ((*lpTarget) != NULL)
{
INT Ret;
if (!(Ret = LoadStringW(hInst, uID, *lpTarget, ln)))
{
LocalFree((HLOCAL)(*lpTarget));
}
return Ret;
}
}
return 0;
}
DWORD
LoadAndFormatString(IN HINSTANCE hInstance,
IN UINT uID,
OUT LPWSTR *lpTarget,
...)
{
DWORD Ret = 0;
LPTSTR lpFormat;
va_list lArgs;
if (AllocAndLoadString(&lpFormat,
hInstance,
uID) > 0)
{
va_start(lArgs, lpTarget);
/* let's use Format to format it because it has the ability to allocate
memory automatically */
Ret = FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_STRING,
lpFormat,
0,
0,
(LPTSTR)lpTarget,
0,
&lArgs);
va_end(lArgs);
LocalFree((HLOCAL)lpFormat);
}
return Ret;
}
BOOL
StatusBarLoadAndFormatString(IN HWND hStatusBar,
IN INT PartId,
IN HINSTANCE hInstance,
IN UINT uID,
...)
{
BOOL Ret = FALSE;
LPWSTR lpFormat, lpStr;
va_list lArgs;
if (AllocAndLoadString(&lpFormat,
hInstance,
uID) > 0)
{
va_start(lArgs, uID);
/* let's use FormatMessage to format it because it has the ability to allocate
memory automatically */
Ret = FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_STRING,
lpFormat,
0,
0,
(VOID*)&lpStr,
0,
&lArgs);
va_end(lArgs);
if (lpStr != NULL)
{
Ret = (BOOL)SendMessageW(hStatusBar,
SB_SETTEXT,
(WPARAM)PartId,
(LPARAM)lpStr);
LocalFree((HLOCAL)lpStr);
}
LocalFree((HLOCAL)lpFormat);
}
return Ret;
}
BOOL
StatusBarLoadString(IN HWND hStatusBar,
IN INT PartId,
IN HINSTANCE hInstance,
IN UINT uID)
{
BOOL Ret = FALSE;
LPWSTR lpStr;
if (AllocAndLoadString(&lpStr,
hInstance,
uID) > 0)
{
Ret = (BOOL)SendMessageW(hStatusBar,
SB_SETTEXT,
(WPARAM)PartId,
(LPARAM)lpStr);
LocalFree((HLOCAL)lpStr);
}
return Ret;
}
INT
GetTextFromEdit(OUT LPWSTR lpString,
IN HWND hDlg,
IN UINT Res)
{
INT len = GetWindowTextLengthW(GetDlgItem(hDlg, Res));
if(len > 0)
{
GetDlgItemTextW(hDlg,
Res,
lpString,
len + 1);
}
else
lpString = NULL;
return len;
}
VOID DisplayError(INT err)
{
LPWSTR lpMsgBuf = NULL;
FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
err,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
(VOID*)&lpMsgBuf,
0,
NULL );
MessageBoxW(NULL, lpMsgBuf, L"Error!", MB_OK | MB_ICONERROR);
LocalFree(lpMsgBuf);
}
VOID DisplayMessage(LPWSTR lpMsg)
{
MessageBoxW(NULL, lpMsg, L"Note!", MB_ICONEXCLAMATION|MB_OK);
}
HIMAGELIST
InitImageList(UINT StartResource,
UINT EndResource,
UINT Width,
UINT Height)
{
HICON hIcon;
HIMAGELIST hImageList;
UINT i;
INT Ret;
/* Create the toolbar icon image list */
hImageList = ImageList_Create(Width,
Height,
ILC_MASK | ILC_COLOR32,
EndResource - StartResource,
0);
if (hImageList == NULL)
return NULL;
/* Add all icons to the image list */
for (i = StartResource; i <= EndResource; i++)
{
hIcon = (HICON)LoadImageW(hInstance,
MAKEINTRESOURCEW(i),
IMAGE_ICON,
Width,
Height,
LR_DEFAULTCOLOR);
if (hIcon == NULL)
goto fail;
Ret = ImageList_AddIcon(hImageList,
hIcon);
if (Ret == -1)
goto fail;
DestroyIcon(hIcon);
}
return hImageList;
fail:
ImageList_Destroy(hImageList);
return NULL;
}
DWORD
AnsiToUnicode(LPCSTR lpSrcStr,
LPWSTR *lpDstStr)
{
INT length;
INT ret = 0;
length = strlen(lpSrcStr) + 1;
*lpDstStr = (LPWSTR)HeapAlloc(GetProcessHeap(), 0, length * sizeof(WCHAR));
if (*lpDstStr)
{
ret = MultiByteToWideChar(CP_ACP,
0,
lpSrcStr,
-1,
*lpDstStr,
length);
}
return ret;
}
DWORD
UnicodeToAnsi(LPCWSTR lpSrcStr,
LPSTR *lpDstStr)
{
INT length;
INT ret = 0;
length = wcslen(lpSrcStr) + 1;
*lpDstStr = (LPSTR)HeapAlloc(GetProcessHeap(), 0, length);
if (*lpDstStr)
{
ret = WideCharToMultiByte(CP_ACP,
0,
lpSrcStr,
-1,
*lpDstStr,
length,
NULL,
NULL);
}
return ret;
}