LVectorDialog::IsNoDuplicateEnabled

#include "ltwrappr.h"

L_BOOL LVectorDialog::IsNoDuplicateEnabled() const;

Indicates whether to allow duplicate layer names within the same vector.

Returns

TRUE	Do not allow duplicate layer names in a vector.
FALSE	Allow duplicate layer names in a vector.

Comments

This function returns the value of the internal setting that indicates whether to allow duplicate layer names within the same vector.

Required DLLs and Libraries

LVKRN
LVDLG
LTFIL

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

Example

This example will call the DoModalVectorNewLayer() dialog, and return the selected values Will not allow creation of duplicate layers.

L_INT LVectorDialog__IsNoDuplicateEnabledExample(HWND hWnd, LVectorBase *pVector) 
{ 
   L_INT          nRet; 
   LVectorDialog  VectorDlg; 
   VectorDlg.SetVector(pVector); 
   VectorDlg.EnableAutoProcess(); 
   if (VectorDlg.IsNoDuplicateEnabled() == FALSE) 
   { 
      MessageBox(hWnd, TEXT("Setting the 'No Duplicate Flag'"), TEXT(""), MB_OK); 
   } 
   VectorDlg.EnableNoDuplicate(); 
   L_BOOL bActiveLayer = TRUE; 
   LVectorLayer VectorLayer; 
   nRet = VectorDlg.DoModalVectorNewLayer(hWnd, &VectorLayer, &bActiveLayer); 
   if (nRet == SUCCESS) 
   { 
      L_TCHAR           szMsg[200]; 
      VECTORLAYERDESC   Desc; 
      nRet = VectorLayer.GetLayerDesc(&Desc); 
      if(nRet != SUCCESS) 
         return nRet; 
      wsprintf(szMsg, TEXT("New Layer\nName[%s]\nVisible[%d]\nLocked[%d]"), 
      Desc.szName, 
      Desc.bVisible, 
      Desc.bLocked 
      ); 
      MessageBox(hWnd, szMsg, TEXT(""), MB_OK); 
   } 
   else 
      return nRet; 
   return SUCCESS; 
}

Help Version 19.0.2017.10.27

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LEADTOOLS Vector C++ Class Library Help

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Appendix

Functions:	LVectorDialog::EnableNoDuplicate, Class Members
Topics:	Vector Images: Vector Dialogs