LDialogFile::DoModalPrintPreview

#include "ltwrappr.h"

virtual L_INT LDialogFile::DoModalPrintPreview (hWndOwner)

HWND hWndOwner;

/* handle of the window which owns the dialog */

Displays the print preview dialog box for printing a single image.

Parameter	Description
hWndOwner	Handle of the window which owns the dialog.

Returns

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.

Comments

LDialogFile::SetPrintPreviewParams must be called before using this function to set the initial values for the dialog. You can get the updated PRINTPREVIEWDLGPARAMS with the values entered by the user through the dialog by using LDialogFile::GetPrintPreviewParams.

The Print Preview dialog for printing a single image is shown in the following figure:

$image\PrintPreview.gif$

Required DLLs and Libraries

LTDLGFILE
LTDLGKRN
LTDLGUTL
LTDLGCTRL
LTDLGCOM
LTFIL
LTDIS
LTIMG

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:	Class Members, LDialogFile::GetPrintPreviewParams, LDialogFile::SetPrintPreviewParams, LBase::EnableCallBack, LDialogBase::EnablePreview, LDialogBase::EnableAutoProcess, LDialogBase::EnableToolbar, LDialogBase::Free, LDialogBase::Initialize, LDialogFile::DoModalPrintStitchedImages, LPrint::Print, LPrint::PrintFast.
Topics:	Using Imaging Common Dialog

Example

L_VOID DoPrintPreview
(
   HWND hWnd,
   LBitmap* pBitmap,
   LPDLGBITMAPLIST pList
)
{
   L_INT nRet = 0;
   LDialogFile DlgFile;

   DlgFile.SetBitmap (pBitmap);
   LDialogFile::Initialize (0);

   PRINTPREVIEWDLGPARAMS DlgParams;

   memset ( &DlgParams, 0, sizeof ( PRINTPREVIEWDLGPARAMS ) ) ;

   DlgParams.uStructSize = sizeof ( PRINTPREVIEWDLGPARAMS ) ;
   DlgParams.nCmdShow    = SW_SHOW ;


   DlgFile.EnableCallBack(FALSE);
   DlgFile.SetPrintPreviewParams (&DlgParams) ;
   nRet = DlgFile.DoModalPrintPreview(hWnd);
   // Gets the updated values for the structure
   DlgFile.GetPrintPreviewParams(&DlgParams, sizeof(DlgParams)) ;

   if ( DlgParams.hDevMode )
   {
      GlobalFree ( DlgParams.hDevMode ) ;
   }

   if ( DlgParams.hDevNames )
   {
      GlobalFree ( DlgParams.hDevNames ) ;
   }

   LDialogFile::Free ();
}