public static void HideKeyboard()
{
if (!TapTipHandler.IsKeyboardVisible())
{
return;
}
TapTipHandler.PostMessage(TapTipHandler.GetKeyboardWindowHandle(), 274U, new IntPtr(61536), (IntPtr)0);
}
public static bool IsKeyboardVisible()
{
if (TapTipHandler.FirstOpen)
{
TapTipHandler.FirstOpen = false;
return(false);
}
IntPtr keyboardWindowHandle = TapTipHandler.GetKeyboardWindowHandle();
bool flag = false;
if (keyboardWindowHandle != IntPtr.Zero)
{
keyboardWindowHandle.MaximizeWindow();
flag = ((int)TapTipHandler.GetWindowLong(keyboardWindowHandle, -16) & 134217728) != 134217728;
}
return(flag);
}
