L_DocRemoveSelectedZone

#include "ltdoc.h"

L_LTDOC_API L_INT L_DocRemoveSelectedZone(hDoc, nPageIndex)

L_HDOC hDoc;	/* handle to the OCR document */
L_INT nPageIndex;	/* page index */

Deletes the selected zone from the zone list in the specified page.

Parameter	Description
hDoc	Handle to the OCR document.
nPageIndex	Specifies the index of the page which contains the selected zone. This index is zero-based.

Returns

SUCCESS	The function was successful.
< 1	An error occurred. Refer to Return Codes.

Comments

Deletes the selected zone from the zone list in the specified page.

Required DLLs and Libraries

LTDOC

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:	L_DocLockPage, L_DocUnlockPage, L_DocSetActivePage, L_DocDrawPage, L_DocSelectZoneByPoint, L_DocSelectZone, L_DocSetZonePen, L_DocSetSelectedZonePen, L_DocGetSelectedZone, L_DocZone
Topics:	OCR Functions: Drawing Zones and Pages
	Drawing Pages and Zones

Example

 L_INT DocRemoveSelectedZoneExample(L_HDOC hDoc)
{
   L_INT nRet;
   nRet = L_DocRemoveSelectedZone(hDoc, 0);
   if(nRet != SUCCESS)
      return nRet;

   if (nRet == SUCCESS)
      MessageBox(NULL, TEXT("The selected zone has been deleted from the Zone list in the page."), TEXT("Notice!"), MB_OK);
   else
   {
      MessageBox(NULL, TEXT("Can't delete the selected zone or there is no selected zone."), TEXT("Error!"), MB_OK);
      return nRet;
   }
   return SUCCESS;
}