wince 激活软键盘

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http://www.haogongju.net/art/612713

        private void textBox1_GotFocus(object sender, EventArgs e)        {            SipShowIM(true);        }        /// <summary>        /// 显示/隐藏软键盘        /// </summary>         /// <param name="SIP_STATUS"></param>        /// <returns></returns>        [DllImport("coredll", EntryPoint = "SipShowIM")]        private static extern bool SipShowIM(IntPtr SIP_STATUS);        private static readonly IntPtr SIPF_OFF = (IntPtr)0x0;        private static readonly IntPtr SIPF_ON = (IntPtr)0x1;        /// <summary>        /// 显示/隐藏软键盘        /// </summary>        /// <param name="visible">是否显示</param>        /// <returns></returns>        public static bool SipShowIM(bool isShow)        {            return SipShowIM(isShow ? SIPF_ON : SIPF_OFF);        }        private void textBox1_LostFocus(object sender, EventArgs e)        {            SipShowIM(false);        }