本帖最后由 jshzp 于 2013-10-30 10:32:10 编辑

解决方案 »

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    NotifyIcon
    http://www.cnblogs.com/xiaoyusmile/archive/2012/02/28/2371534.html
      

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    #region 私有方法 处理窗体的 显示 隐藏 关闭(退出)
            private void ExitMainForm() //关闭(退出)        {
                if (MessageBox.Show("您确定要退出化本系统吗?", "确认退出", MessageBoxButtons.OKCancel, MessageBoxIcon.Question, MessageBoxDefaultButton.Button2) == DialogResult.OK)
                {
                    this.notifyIcon1.Visible = false;
                    this.Close();
                    this.Dispose();
                    Application.Exit();
                }
            }        private void HideMainForm() //隐藏        {
                this.Hide();
            }        private void ShowMainForm() //显示主窗口        {
                this.Show();
                this.WindowState = FormWindowState.Normal;
                this.Activate();
            }
            #endregion        #region 右键菜单处理,显示 隐藏 退出
            private void menuItem_Show_Click(object sender, EventArgs e)
            {
                ShowMainForm();
            }        private void menuItem_Hide_Click(object sender, EventArgs e)
            {
                HideMainForm();
            }        private void 退出ToolStripMenuItem_Click(object sender, EventArgs e)
            {
                ExitMainForm();
            }        private void 还原ToolStripMenuItem_Click(object sender, EventArgs e)
            {
                ShowMainForm();
            }        #endregion        #region 双击托盘上图标时,显示窗体
            private void notifyIcon1_DoubleClick_1(object sender, EventArgs e)
            {
                ShowMainForm();
            }
            #endregion        #region 点最小化按钮时,最小化到托盘
            private void Form_Server_SizeChanged(object sender, EventArgs e)
            {
                if (this.WindowState == FormWindowState.Minimized)
                {
                    HideMainForm();
                }
            }
            #endregion        #region 窗体关闭时最小化到托盘
            private void Form_Server_FormClosing(object sender, FormClosingEventArgs e)
            {
                e.Cancel = true;            HideMainForm();
            }
            #endregion
      

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    继续求教,定时执行方法m怎么弄?用Timer查询?还有没有更省资源的方法呢?