LScreenCapture::CaptureFromEXEDlg

#include "ltwrappr.h"

virtual L_INT LScreenCapture::CaptureFromEXEDlg(pszFileName, pTransparentColor, nResType, uFlags, nDialogType=LTCAPDLG_TREEVIEW)

L_TCHAR * pszFileName;

filename to capture from

COLORREF * pTransparentColor;

pointer to a color

L_INT nResType;

resource type to be captured

L_UINT uFlags;

flags to determine function behavior

L_INT nDialogType;

type of dialog to be displayed

Displays a dialog and captures an image from a resource stored in an EXE or DLL into the associated class object's bitmap.

Parameter Description
pszFileName Character string containing the name of the exe (or dll) from which the resource should be captured.
pTransparentColor Pointer to a color to be used in place of the transparent color of an Icon or Cursor.
nResType Type of resource to be captured. Possible values are:
  Value Meaning
  RESTYPE_BITMAP capture a bitmap
  RESTYPE_ICON capture an icon
  RESTYPE_CURSOR capture a cursor
 

uFlags Flags that determine the options dialog. Possible values are:
  Value Meaning
  NONE [0x0000] No "?" help button will be shown.
  SCRDLG_CAPTUREFROMEXE_CONTEXTHELP [0x0008] Capture from exe options dialog context help.
 

nDialogType Type of dialog to be displayed. Possible values are:
  Value Meaning
  CAP_DLG_TREEVIEW Display tree dialog
  CAP_DLG_TABVIEW Display tab view

Returns

SUCCESS

The function was successful.

< 1

An error occurred. Refer to Return Codes.

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:

Class Members, LScreenCapture::ScreenCaptureHelpCallBack

Topics:

Using Color Values in LEADTOOLS

Example

L_INT LScreenCapture__CaptureFromEXEDlgExample(HWND hWnd) 
{ 
   L_INT nRet; 
   HDC hDC; 
   RECT rcDestRect; 
   COLORREF Transparent; 
   LBitmap LeadBitmap; 
   LScreenCapture screenCapture(&LeadBitmap); 
 
   // CaptureFromExeDlg 
   //MFCDEM32 is shipped with LEADTOOLS, you have to copy it to the directory of the sample 
   // it has an ICON with ID=128 
   nRet = screenCapture.CaptureFromEXEDlg(TEXT("MFCDEM32.EXE"), &Transparent, 0, RESTYPE_BITMAP); 
   if(nRet == SUCCESS) 
   { 
      hDC = GetDC(hWnd); 
 
      LeadBitmap.Paint()->SetDC(hDC); 
 
      SetRect(&rcDestRect, 0, 0, LeadBitmap.GetWidth(), LeadBitmap.GetHeight()); 
 
      nRet = LeadBitmap.SetDstRect(&rcDestRect); 
      if(nRet != SUCCESS) 
         return nRet; 
 
      nRet = LeadBitmap.Paint()->PaintDC(); 
      if(nRet != SUCCESS) 
         return nRet; 
 
      ReleaseDC(hWnd, hDC); 
   } 
   else 
      return nRet; 
 
   return SUCCESS; 
}
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