private static COMBOBOXINFO GetComboBoxInfo(System.Windows.Forms.Control control)
{
COMBOBOXINFO info = new COMBOBOXINFO();
info.cbSize = Marshal.SizeOf(info);
Win32API.GetComboBoxInfo(control.Handle, ref info);
return(info);
}
public static void SetCueText(System.Windows.Forms.Control control, String text)
{
if (control is ComboBox)
{
COMBOBOXINFO info = GetComboBoxInfo(control);
Win32API.SendMessage(info.hwndItem, Win32Constants.EM_SETCUEBANNER, 0, text);
}
else
{
Win32API.SendMessage(control.Handle, Win32Constants.EM_SETCUEBANNER, 0, text);
}
}
public static String GetCueText(System.Windows.Forms.Control control)
{
StringBuilder builder = new StringBuilder();
if (control is ComboBox)
{
COMBOBOXINFO info = new COMBOBOXINFO();
info.cbSize = Marshal.SizeOf(info);
Win32API.GetComboBoxInfo(control.Handle, ref info);
Win32API.SendMessage(info.hwndItem, Win32Constants.EM_GETCUEBANNER, 0, builder);
}
else
{
Win32API.SendMessage(control.Handle, Win32Constants.EM_GETCUEBANNER, 0, builder);
}
return(builder.ToString());
}
public static extern Boolean GetComboBoxInfo(IntPtr hwnd, ref COMBOBOXINFO pcbi);
