L_DlgBrightness

#include "l_bitmap.h"

L_LTDLG_API L_INT L_DlgBrightness(hWndOwner, pDlgParams)

Displays the Brightness dialog box, and gets the options for L_ChangeBitmapIntensity.

Parameters

L_HWND hWndOwner

Handle of the window which owns the dialog.

LPBRIGHTNESSDLGPARAMS pDlgParams

Pointer to a BRIGHTNESSDLGPARAMS structure to be updated with the values entered by the user through the dialog. Set members of this structure, before calling this function, to set the dialogs initial values.

Comments

The Brightness dialog.

Returns

Value Meaning
SUCCESS_DLG_OK The "OK" button was pressed, and the dialog exited successfully.
SUCCESS_DLG_CANCEL The "Cancel" button was pressed, and the dialog exited successfully.
< 1 An error occurred. Refer to Return Codes.

Required DLLs and Libraries

See Also

Functions

Topics

Example

L_INT ShowDlgBrightnessExample(HWND            hWnd, 
                                                  pBITMAPHANDLE   pBitmap) 
{ 
   L_INT nRet; 
   BRIGHTNESSDLGPARAMS DlgParams ; 
 
   memset ( &DlgParams, 0, sizeof ( BRIGHTNESSDLGPARAMS ) ) ; 
 
   DlgParams.uStructSize   = sizeof ( BRIGHTNESSDLGPARAMS ) ; 
   DlgParams.pBitmap       = pBitmap ; 
   DlgParams.uDlgFlags     = DLG_BRIGHTNESS_SHOW_PREVIEW | 
                             DLG_BRIGHTNESS_SHOW_TOOL_ZOOMLEVEL; 
 
   nRet = L_DlgInit ( DLG_INIT_COLOR ) ; 
   if(nRet != SUCCESS && nRet != ERROR_DLG_ALREADYINITIATED) 
      return nRet; 
   nRet = L_DlgBrightness ( hWnd, &DlgParams ) ; 
   if(nRet < 1) 
      return nRet; 
   nRet = L_DlgFree() ; 
   if(nRet != SUCCESS) 
      return nRet; 
   return SUCCESS; 
}; 
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