Copies a visual window into the specified device context
#include <WinAPIGdiDC.au3>
_WinAPI_PrintWindow ( $hWnd, $hDC [, $bClient = False] )
| $hWnd | Handle to the window that will be copied. |
| $hDC | Handle to the device context. |
| $bClient | [optional] Specifies whether copies only the client area of the window, valid values: True - Only the client area of the window is copied to device context. False - The entire window is copied (Default). |
| Success: | True |
| Failure: | False |
Search PrintWindow in MSDN Library.
#include <GUIConstantsEx.au3>
#include <SendMessage.au3>
#include <StaticConstants.au3>
#include <WinAPIGdi.au3>
#include <WinAPIGdiDC.au3>
#include <WinAPIHObj.au3>
#include <WindowsConstants.au3>
Run(@SystemDir & '\calc.exe')
Local $hWnd = WinWaitActive("[CLASS:ApplicationFrameWindow]", '', 3)
If Not $hWnd Then
Exit
EndIf
; Create GUI
Local $iSize = WinGetPos($hWnd)
Local $hForm = GUICreate('Test ' & StringReplace(@ScriptName, '.au3', '()'), $iSize[2] + 80, $iSize[3] + 80)
Local $idPic = GUICtrlCreatePic('', 40, 40, $iSize[2], $iSize[3])
Local $hPic = GUICtrlGetHandle($idPic)
; Create bitmap
Local $hDC = _WinAPI_GetDC($hPic)
Local $hDestDC = _WinAPI_CreateCompatibleDC($hDC)
Local $hBitmap = _WinAPI_CreateCompatibleBitmap($hDC, $iSize[2], $iSize[3])
Local $hDestSv = _WinAPI_SelectObject($hDestDC, $hBitmap)
Local $hSrcDC = _WinAPI_CreateCompatibleDC($hDC)
Local $hBmp = _WinAPI_CreateCompatibleBitmap($hDC, $iSize[2], $iSize[3])
Local $hSrcSv = _WinAPI_SelectObject($hSrcDC, $hBmp)
_WinAPI_PrintWindow($hWnd, $hSrcDC)
_WinAPI_BitBlt($hDestDC, 0, 0, $iSize[2], $iSize[3], $hSrcDC, 0, 0, $MERGECOPY)
_WinAPI_ReleaseDC($hPic, $hDC)
_WinAPI_SelectObject($hDestDC, $hDestSv)
_WinAPI_SelectObject($hSrcDC, $hSrcSv)
_WinAPI_DeleteDC($hDestDC)
_WinAPI_DeleteDC($hSrcDC)
_WinAPI_DeleteObject($hBmp)
; Set bitmap to control
_SendMessage($hPic, $STM_SETIMAGE, 0, $hBitmap)
Local $hObj = _SendMessage($hPic, $STM_GETIMAGE)
If $hObj <> $hBitmap Then
_WinAPI_DeleteObject($hBitmap)
EndIf
GUISetState(@SW_SHOW)
Do
Until GUIGetMsg() = $GUI_EVENT_CLOSE
WinClose("[CLASS:ApplicationFrameWindow]", "")