利用System.Timers.Timer實(shí)現(xiàn)實(shí)時(shí)更新
public partial class Form1 : Form
{
//定義Timer類(lèi)
System.Timers.Timer timer;
//定義委托
public delegate void SetControlValue(string value);
public Form1()
{
InitializeComponent();
}
private void Form1_Load(object sender, EventArgs e)
{
InitTimer();
}
private void btn_start_Click(object sender, EventArgs e)
{
timer.Start();
}
private void InitTimer()
{
int interval = 1000;
timer = new System.Timers.Timer(interval);
timer.AutoReset = true;
timer.Enabled = true;
//綁定事件,每隔一秒執(zhí)行一次此方法
timer.Elapsed += new System.Timers.ElapsedEventHandler(MyMethod);
}
private void MyMethod(object sender,System.Timers.ElapsedEventArgs e)
{
string show = "";//需要現(xiàn)實(shí)的數(shù)據(jù)
this.Invoke(new SetControlValue(SetTextBoxText), show);
}
/// <summary>
/// 設(shè)置控件屬性Text
/// </summary>
/// <param name="value">文本內(nèi)容</param>
private void SetTextBoxText(string value)
{
txt_result.Text = value;
}
}