LScreenCapture::IsCaptureActive
#include "ltwrappr.h"
static L_BOOL LScreenCapture::IsCaptureActive(void)
Indicates whether a capture process has been started.
Returns
TRUE |
There is an active capture operation. |
FALSE |
There is not an active capture operation. |
Comments
You should stop a previously started capture process before starting another, or before the calling thread terminates.
Required DLLs and Libraries
LTDIS For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
See Also
Functions: |
Example
/* this is a Microsoft header file and is required for _beginthread */
#include <process.h>
L_VOID __cdecl CaptureThread( L_VOID *pDummy );
LBitmap LeadBitmap;
LScreenCapture ScreenCapture(&LeadBitmap);
L_VOID MyFunction(HWND hWnd)
{
_beginthread(CaptureThread, 0, 0);
/// place some delay so that the thread is called
Sleep(1000);
while(ScreenCapture.IsCaptureActive())
{
ScreenCapture.StopCapture();
MessageBox(hWnd, TEXT("Capture operation aborted by user."), TEXT("Info"), MB_OK);
}
}
L_VOID __cdecl CaptureThread(L_VOID *pDummy)
{
int nRet = ScreenCapture.CaptureActiveWindow();
MessageBox(0, TEXT("Capture Thread Terminated."), TEXT("Info"), MB_OK);
return;
}