Products | Support | Send comments on this topic. | Email a link to this topic. | Back to Getting Started | Help Version 18.0.10.24
LEADTOOLS Raster imaging C++ Class library help

LScreenCapture::SetDefaultCaptureOptions

Show in webframe

#include "ltwrappr.h"

virtual L_INT LScreenCapture::SetDefaultCaptureOptions(L_VOID)

Restores the capture options to the default settings.

Returns

SUCCESS

The function was successful.

< 1

An error occurred. Refer to Return Codes.

Comments

For information on the default capture options, refer to LEADCAPTUREOPTION.

Required DLLs and Libraries

LTDIS
LTSCR

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

Platforms

Win32, x64.

See Also

Functions:

LScreenCapture::SetDefaultAreaOptions, LScreenCapture::SetDefaultObjectOptions, Class Members

Example

L_INT LScreenCapture__SetDefaultCaptureOptionsExample(HWND hWnd)
{
   L_INT nRet;
   HDC hDC;
   RECT rcClientRect;
   LBitmap LeadBitmap;
   LScreenCapture screenCapture(&LeadBitmap);
   LEADCAPTUREOPTION CaptureOptions;
   nRet = screenCapture.GetCaptureOptions(&CaptureOptions);
   if(nRet == SUCCESS)
   {
      // Set hot key to F10
      CaptureOptions.nHotKey = VK_F10;
      nRet = screenCapture.SetCaptureOptions(&CaptureOptions);
      if(nRet != SUCCESS)
         return nRet;
      // Active window will be captured using new settings
      nRet = screenCapture.CaptureActiveWindow();
      if(nRet != SUCCESS)
         return nRet;
      // process the captured image
      //...
      // Set DefaultOptions 
      nRet = screenCapture.SetDefaultCaptureOptions();
      if(nRet != SUCCESS)
         return nRet;
      // Capture using the default options HotKey = F11
      nRet = screenCapture.CaptureActiveWindow();
      if(nRet == SUCCESS)
      {
         hDC = GetDC(hWnd);
         GetClientRect(hWnd, &rcClientRect);
         LeadBitmap.Paint()->SetDC(hDC);
         nRet = LeadBitmap.SetDstRect(&rcClientRect);
         if(nRet != SUCCESS)
            return nRet;
         nRet = LeadBitmap.Paint()->PaintDC();
         if(nRet != SUCCESS)
            return nRet;
         ReleaseDC(hWnd, hDC);
      }
      else
         return nRet;
   }
   else
      return nRet;
   return SUCCESS;
}
Products | Support | Contact Us | Copyright Notices
© 2006-2014 All Rights Reserved. LEAD Technologies, Inc.