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C# PDA 数据采集器 判断wifi,gprs,activesync状态

2014-08-29 16:07 351 查看
 using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;

using System.Collections;

using Microsoft.WindowsMobile.Status;

namespace Gps_demo

{

    public partial class Form3 : Form

    {

        private Timer SyncTimer = null;

        public Form3()

        {

            InitializeComponent();

            SetUpNotifications();

        }

        private void menuItem1_Click(object sender, EventArgs e)

        {

            this.DialogResult = DialogResult.Cancel;

        }

        private ArrayList stateList = new ArrayList();

        public void SetUpNotifications() { 

        SystemState s;

      // Monitor for ActiveSync Connection

      s = new SystemState(SystemProperty.CradlePresent);

      s.Changed += new ChangeEventHandler(ChangeOccurred);

       stateList.Add(s);

       // Monitor for GPRS Connection

       s = new SystemState(SystemProperty.PhoneGprsCoverage);

       s.Changed += new ChangeEventHandler(ChangeOccurred);

       stateList.Add(s);

       //Monitor for Network Connection (eg. WIFI)

       s = new SystemState(SystemProperty.ConnectionsNetworkCount);

       s.Changed += new ChangeEventHandler(ChangeOccurred);

       stateList.Add(s);

       UpdateConnectionState();

        }

        public void ChangeOccurred(object sender, ChangeEventArgs args) {

            SystemState state = (SystemState)sender;

            UpdateConnectionState();

        }

        public void UpdateConnectionState() { 

        // Set the check boxes based on the current state of the networks

       activesync.Checked = Convert.ToBoolean(SystemState.GetValue(SystemProperty.CradlePresent));

       gprs.Checked = Convert.ToBoolean(SystemState.GetValue(SystemProperty.PhoneGprsCoverage));

       wifi.Checked = Convert.ToBoolean(SystemState.GetValue(SystemProperty.ConnectionsNetworkCount));

        }

        private void btnSync_Click(object sender, EventArgs e)

        {

            Sync();

        }

        

        private void Sync() { 

        // Sync

      MessageBox.Show("synchornization开始执行");

  

   //////////////////////////////////////////////////////////

   // //

   // Insert Sync Code Here //

   // //

  //////////////////////////////////////////////////////////

        label1.Text = "同步完成";

        }

        public void SyncTimerEvent(object unused, EventArgs notused) {

            Sync();

        }

        private void button1_Click(object sender, EventArgs e)

        {

         this.SyncTimer = new Timer();

       this.SyncTimer.Interval = 5000;

       this.SyncTimer.Enabled = false;

       this.SyncTimer.Tick += new EventHandler(SyncTimerEvent);

         if (chkTimer.Checked)

       this.SyncTimer.Enabled = true;

       else

       this.SyncTimer.Enabled = false;

          

        }

        

        private void chkTimer_CheckStateChanged(object sender, EventArgs e)

        {

            this.SyncTimer = new Timer();

            this.SyncTimer.Interval = 5000;

            this.SyncTimer.Enabled = false;

            this.SyncTimer.Tick += new EventHandler(SyncTimerEvent);

            if (chkTimer.Checked)

            { this.SyncTimer.Enabled = true; }

            else

            { this.SyncTimer.Enabled = false; }

        }

      

    }

}
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标签:  pda gprs wifi 状态