windows_programming_notes.nbk: Home | Index | Next Page: how to subclass control not in a dialog | Previous Page: how to subclass a dialog control

 how to subclass a dialog control - installing and removing

The following should be included in the dialog box message handler:

    case WM_INITDIALOG:
        handle = GetDlgItem(hwnd, ID_POINTNUMBER);
        SetWindowLong(handle, GWL_USERDATA, (LPARAM)SubclassWindow(handle, EditControlSubclass));
        dbgprintf("handle of editcontrol = %08X", handle);

    case WM_DESTROY:
        // unsubclass the edit control
        SetWindowLong(point_edit_handle, GWL_WNDPROC, (LONG)GetWindowLong(point_edit_handle, GWL_USERDATA));
        return TRUE;

windows_programming_notes.nbk: Home | Index | Next Page: how to subclass control not in a dialog | Previous Page: how to subclass a dialog control

Notebook exported on Monday, 7 July 2008, 18:56:50 PM Eastern Daylight Time