C / C++ / MFC

SHFILEOPSTRUCT op;
op.pFrom = szStoreFolder;
//op.pTo = _T("");		//will be ignored
op.wFunc = FO_DELETE;
op.fFlags = FOF_SILENT | FOF_NOCONFIRMATION;
op.fAnyOperationsAborted = false;
op.hNameMappings = NULL;
SHFileOperation(&op);

subramanyeswari wrote:

Any suggestions ?

This is my code 
RECT rc;
HDC hdcMem, hdcOld; 
BYTE* m_pDrawingSurfaceBits=NULL;
BITMAPINFOHEADER bmpInfoHeader = {0};;
HBITMAP hbmDIBSection = NULL;
HWND hParent,hChild=NULL;
char* szAppName = "view.exe";
BOOL bRet = IsProcessRunning(szAppName);
if (!bRet)
{
::MessageBox(hWnd,"Application is not running",NULL,NULL);

}


hParent = FindWindow("WindowViewer", NULL);
if (!hParent)
{
::MessageBox(hWnd,"not able to find WindowViewer class",NULL,NULL);
}
if(hParent)
hChild = FindWindowEx(hParent,NULL,"ViewPU",NULL);
if (!hChild)
{
::MessageBox(hWnd,"not able to find ViewPU class",NULL,NULL);
}


::SendMessage(hChild, WM_SYSCOMMAND, SC_HOTKEY, (LPARAM) hChild);
::SendMessage(hChild, WM_SYSCOMMAND, SC_RESTORE, (LPARAM) hChild);


GetWindowRect(hChild, &rc);


hdcOld = ::GetDC(hParent);
if(hdcOld == NULL)
::MessageBox(hWnd,"hdcOld null",NULL,NULL);
// Create a compatible DC.
hdcMem = CreateCompatibleDC(hdcOld);
if(hdcMem == NULL)
::MessageBox(hWnd,"hdcMem null",NULL,NULL);

// Create a DIBSection big enough for our client rectangle.
long width = rc.right-rc.left;
long height = rc.bottom-rc.top;
if(hdcMem != NULL)
{

bmpInfoHeader.biSize = sizeof(BITMAPINFOHEADER);
bmpInfoHeader.biBitCount = 24;
bmpInfoHeader.biPlanes = 1;
bmpInfoHeader.biCompression = BI_RGB;
bmpInfoHeader.biWidth =width;
bmpInfoHeader.biHeight = height;
bmpInfoHeader.biSizeImage = ((((bmpInfoHeader.biWidth * bmpInfoHeader.biBitCount) + 31) & ~31) >> 3) * bmpInfoHeader.biHeight;
hbmDIBSection = CreateDIBSection(hdcMem, (CONST BITMAPINFO*)&bmpInfoHeader, DIB_RGB_COLORS, (void**)&m_pDrawingSurfaceBits, NULL, 0);
}


// Select the bitmap into the off-screen DC.
HBITMAP hbmOld = (HBITMAP) SelectObject(hdcMem, hbmDIBSection);



bRet = BitBlt(hdcMem,0,0,width,height,hdcOld,0,0,SRCCOPY);//here it saying invalid handle
if (bRet ==0)
{
DWORD d=::GetLastError();
LPVOID lpMsgBuf;
FormatMessage( 
FORMAT_MESSAGE_ALLOCATE_BUFFER | 
FORMAT_MESSAGE_FROM_SYSTEM | 
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
GetLastError(),
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
(LPTSTR) &lpMsgBuf,
0,
NULL 
);

::MessageBox( NULL, (LPCTSTR)lpMsgBuf, "Error", MB_OK | MB_ICONINFORMATION );}



BITMAPFILEHEADER bfh = {0};
bfh.bfType = 0X4D42;
bfh.bfOffBits = sizeof(BITMAPINFOHEADER)+sizeof(BITMAPFILEHEADER);
bfh.bfSize = bfh.bfOffBits+bmpInfoHeader.biSizeImage;



bRet = SetCurrentDirectory("c:\\testBitmap");
DWORD ret = GetLastError();
char filename[200];
char *dir= "c:\\testBitmap\\";
int j;
j = sprintf(filename,"%s",dir);
j+= sprintf(filename+j,"%s",temp);

j+= sprintf(filename+j,"%d",counter);
j+= sprintf(filename+j,"%s",".bmp");


HANDLE hFile = CreateFile(filename,GENERIC_WRITE,0,NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
if (!hFile)
{
return ;
}
DWORD dwWritten = 0;
bRet = WriteFile(hFile,&bfh,sizeof(bfh),&dwWritten,NULL);
bRet = WriteFile(hFile,&bmpInfoHeader,sizeof(bmpInfoHeader),&dwWritten,NULL);
bRet = WriteFile(hFile,m_pDrawingSurfaceBits,bmpInfoHeader.biSizeImage,&dwWritten,NULL);
bRet = CloseHandle(hFile);
SelectObject(hdcMem, hbmOld);
DeleteDC(hdcMem);

subramanyeswari wrote:

bRet = BitBlt(hdcMem,0,0,width,height,hdcOld,0,0,SRCCOPY);//here it saying invalid handle

bRet = BitBlt(hdcOld,0,0,width,height,hdcMem,0,0,SRCCOPY);