Ejemplo n.º 1
0
        private void comboBox2_SelectedIndexChanged(object sender, EventArgs e)
        {
            string printer = this.comboBox2.SelectedItem.ToString();

            if (this.comboBox2.SelectedItem != null)           //判断是否有选中值
            {
                if (PrinterOperate.SetDefaultPrinter(printer)) //设置默认打印机
                {
                    this.label3.Text = "默认打印机:" + printer;
                    MessageBox.Show(printer + "设置为默认打印机成功!");
                }
                else
                {
                    MessageBox.Show(printer + "设置为默认打印机失败!");
                }
            }
        }
Ejemplo n.º 2
0
 private void Form1_Load(object sender, EventArgs e)
 {
     PrinterOperate.GetPrinters(this.label3, this.comboBox2);
     if (NetworkOperate.Ping("192.168.1.3"))
     {
         this.label6.Text      = "● 网络连接正常";
         this.label6.ForeColor = System.Drawing.Color.ForestGreen;
         this.label5.Text      = "本机IP:" + NetworkOperate.GetLocalIP();
         string strServer   = @"\\192.168.1.3";
         string strUserName = "******";
         string strUserPD   = "ybsnyyzq";
         System.Diagnostics.Process.Start("net.exe", "use   \\\\" + strServer + "     /user:\"" + strUserName + "\"   \"" + strUserPD + "\"");
     }
     else
     {
         this.label6.Text      = "● 网络连接异常";
         this.label6.ForeColor = System.Drawing.Color.Crimson;
         MessageBox.Show("内网已断开连接, 请检查网线以及交换机");
     }
 }