让窗体飘动起来--C＃中Timer组件用法

//设定窗体起初飘动的位置，位置为屏幕的坐标的（0，240）

private void Form1_Load ( object sender , System.EventArgs e )

{

Point p = new Point ( 0 , 240 ) ;

this.DesktopLocation = p ;

}

namespace floatingForm

{

public class Form1 : Form

{

private Timer timer1 ;

private Timer timer2 ;

private Label label1 ;

private Button button1 ;

private System.ComponentModel.IContainer components ;

public Form1 ( )

{

file://初始化窗体中的各个组件

InitializeComponent ( ) ;

}

file://清除在程序中使用过的资源

protected override void Dispose ( bool disposing )

{

if ( disposing )

{

if ( components != null )

{

components.Dispose ( ) ;

}

}

base.Dispose( disposing ) ;

}

private void InitializeComponent ( )

{

this.components = new System.ComponentModel.Container ( ) ;

this.timer1 = new Timer ( this.components ) ;

this.timer2 = new Timer ( this.components ) ;

this.label1 = new Label ( ) ;

this.button1 = new Button ( ) ;

this.SuspendLayout ( ) ;

this.timer1.Enabled = true ;

this.timer1.Interval = 10 ;

this.timer1.Tick += new System.EventHandler ( this.timer1_Tick ) ;

this.timer2.Enabled = false ;

this.timer2.Interval = 10 ;

this.timer2.Tick += new System.EventHandler ( this.timer2_Tick ) ;

this.button1.Font = new Font ( "宋体" , 10 ) ;

this.button1.Location = new Point ( 1 , 8 ) ;

this.button1.Name = "button1" ;

this.button1.Size = new Size ( 80 , 25 ) ;

this.button1.TabIndex = 0 ;

this.button1.Text = "停止飘动" ;

this.button1.Click += new System.EventHandler ( this.button1_Click ) ;

this.label1.Font = new Font ( "宋体" , 22F , FontStyle.Bold , GraphicsUnit.Point , ( ( System.Byte ) ( 0 ) ) ) ;

this.label1.Location = new Point ( 8 , 38 ) ;

this.label1.Name = "label1" ;

this.label1.Size = new Size ( 344 , 40 ) ;

this.label1.TabIndex = 1 ;

this.label1.Text = "用Visual C＃做的飘动的窗体！" ;

this.AutoScaleBaseSize = new Size ( 5 , 13 ) ;

this.ClientSize = new Size ( 352 , 70 ) ;

this.Controls.Add (this.label1 ) ;

this.Controls.Add (this.button1 ) ;

this.Name = "Form1" ;

this.Text = "用Visual C＃做的飘动的窗体！";

this.Load += new System.EventHandler ( this.Form1_Load ) ;

this.ResumeLayout ( false ) ;

}

static void Main ( )

{

Application.Run ( new Form1 ( ) ) ;

}

file://设定窗体起初飘动的位置

private void Form1_Load ( object sender , System.EventArgs e )

{ Point p = new Point ( 0 , 240 ) ;

this.DesktopLocation = p ;

}

file://当窗体左上角位置的横坐标为550时，timer1停止，timer2启动

private void timer1_Tick(object sender, System.EventArgs e)

{

file://窗体的左上角横坐标随着timer1不断加一

Point p = new Point ( this.DesktopLocation.X + 1 , this.DesktopLocation.Y ) ;

this.DesktopLocation = p ;

if ( p.X == 550 )

{

timer1.Enabled = false ;

timer2.Enabled = true ;

} }

file://当窗体左上角位置的横坐标为-150时，timer2停止，timer1启动

private void timer2_Tick(object sender, System.EventArgs e)

{ file://窗体的左上角横坐标随着timer2不断减一

Point p = new Point ( this.DesktopLocation.X - 1 , this.DesktopLocation.Y ) ;

this.DesktopLocation = p ;

if ( p.X == - 150 )

{

timer1.Enabled = true ;

timer2.Enabled = false ;

}

}

file://停止所有的timer

private void button1_Click(object sender, System.EventArgs e)

{

timer1.Stop ( ) ;

timer2.Stop ( ) ;

} } }