L_ILM_ITEMSELECTED - Raster Imaging C API Help

L_ILM_ITEMSELECTED

Processes this message to be notified when the user selects an item in the ImageList Control.

Parameter

Description

wParam

idCtlr = (L_INT)LOWORD(wParam) identifier of the control.

 

wNotifyCode = HIWORD(wParam) will be L_ILN_ITEMSEL.

lParam

Pointer to an LILITEMSELstructure containing information about the selected item.

Returns

None

Comments

This message is sent to the ImageList Control's window by itself when an Item is selected by the user.

You can use this message instead of the L_ILN_ITEMSEL command notification when you are sub-classing the ImageList Control.

The lIndex member of the LILITEMSEL structure pointed to by lParam will contain the 0-based index of the selected item.

See Also

Elements:

L_ILM_GETSELCOUNT, L_ILM_GETITEM, L_ILM_GETSELITEMS, L_ILN_ITEMSEL

Topics:

Using the ImageList Control

 

Image List Control Messages

Example

this sample code comes from an example that sub-classes the LEAD ImageList Control Window this function processes the L_ILM_ITEMSELECTED message to be notified when an item is selected

LRESULT OnItemSel(HWND /*hWnd*/, UINT /*msg*/, WPARAM /*wParam*/, LPARAM /*lParam*/) 
{ 
   /*L_TCHAR szBuf[300]; 
   pLILITEMSEL pItem=NULL; 
   pItem = (pLILITEMSEL)lParam; 
   if(pItem) 
   { 
      wsprintf(szBuf, TEXT("Item %ld was selected\n"), pItem->lIndex); 
      MessageBox(hWnd, szBuf, TEXT("Selected"), MB_OK); 
      this->Fire_ItemSelected(pItem->lIndex); 
   }*/ 
   return 0; 
} 

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