private void txtPwd_SkinTxt_TextChanged(object sender, EventArgs e)
{
if (txtPwd.Text != string.Empty)
{
ToolTipEx.CloseToolTip();
}
}
protected override void WndProc(ref Message m)
{
//处理鼠标点击事件，关闭tooltip
if (m.Msg == CCWin.Win32.Const.WM.WM_LBUTTONDOWN || m.Msg == CCWin.Win32.Const.WM.WM_RBUTTONDOWN)
{
ToolTipEx.CloseToolTip();
}
base.WndProc(ref m);
}