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 ( ) ;
} } }