L_ILN_KEYDOWN

Sent when the user presses a key while the ImageList Control has the focus.

Parameter	Description
wParam	idCtrl = (L_INT) LOWORD(wParam) identifier of control.
	wNotifyCode = HIWORD(wParam) notification code.
lParam	pKeyInfo = (pLILKEYDOWN) lParam pointer to key info structure.

Comments

Sent when the user presses a key while the ImageList Control has the focus. pKeyInfo contains information about the key that was pressed.

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

Example

//this function processes all the messages for a window 
L_SIZE_T MainWndProc6(HWND hWnd, L_UINT Message, WPARAM wParam, 
LPARAM lParam) 
{ 
   WORD wNotifyCode; 
   L_INT idCtl; 
   HWND hWndCtrl; 
   switch (Message) 
   { 
      case WM_SETFOCUS: 
      if(hWnd) 
         SetFocus(hWnd); 
      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) 
         { 
            /* other code here */ 
            case L_ILN_KEYDOWN: 
            MessageBox(hWnd, TEXT("KeyPress"), TEXT("KeyPress"), MB_OK); 
            break; 
            /* other code here */ 
         } 
         break; 
         /* other code here */ 
      } 
      break; 
      /* other code here */ 
   } 
   return DefWindowProc (hWnd, Message, wParam, lParam); 
}

Help Version 19.0.2017.10.27

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LEADTOOLS Raster Imaging C API Help

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LEADTOOLS Raster Imaging Features

Redistributables/Files To Be Included With Your Application

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