L_ILN_SETFOCUS

Sent when an ImageList Control receives the keyboard focus.

Parameter	Description
wParam	idCtrl = (L_INT) LOWORD(wParam) identifier of control.
	wNotifyCode = HIWORD(wParam) notification code.
lParam	hWndCtrl = (HWND) lParam handle of the control.

Comments

Sent when an ImageList Control receives the keyboard focus.

The parent window of the control receives this notification message through the WM_COMMAND message.

See Also

Elements:	L_ILN_KILLFOCUS, L_ILN_HSCROLL, L_ILN_VSCROLL, L_ILN_CLICKED, L_ILN_DBLCLCK, L_ILN_ITEMSEL, L_ILN_ITEMUNSEL, L_ILN_KEYDOWN
Topics:	Using the ImageList Control
	Image List Control Command Notifications

Example

this function processes all the messages for a window

static HWND hCtl;
 L_SIZE_T  MainWndProc1(HWND hWnd, L_UINT Message, WPARAM wParam,
                                   LPARAM lParam)
{
   WORD wNotifyCode;
   L_INT idCtl;
   HWND hWndCtrl;

   switch (Message)
   {
      case WM_SETFOCUS:
         if(hCtl)
            SetFocus(hCtl);
         break;
      case WM_COMMAND:
         wNotifyCode = HIWORD(wParam); // notification code 
         idCtl       = LOWORD(wParam); // item, control, or accelerator identifier 
         hWndCtrl    = (HWND) lParam;  // handle of control 
         switch(idCtl)
         {
            case IDC_LEADIMAGELIST:
               switch(wNotifyCode)
               {
                  case L_ILN_SETFOCUS:
                     MessageBeep(MB_OK);
                     break;
                  case L_ILN_KILLFOCUS:
                     MessageBeep(MB_ICONEXCLAMATION);
                     break;
                  /* other code here */
               }
               break;
               /* other code here */
         }
         break;
         /* other code here */
   }
   return DefWindowProc (hWnd, Message, wParam, lParam);
}