日期:2014-05-17 浏览次数:20711 次
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace ActiveForm
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
int x = 5;
int y = 5;
private void Form1_Load(object sender, EventArgs e)
{
Init();
timer1.Start();
}
private void timer1_Tick(object sender, EventArgs e)
{
this.Left += x;
this.Top += y;
if (this.Left < 0 || this.Left > Screen.PrimaryScreen.WorkingArea.Width - this.Width)
{
x = -x;
}
if (this.Top < 0 || this.Top > Screen.PrimaryScreen.WorkingArea.Height - this.Height)
{
y = -y;
}
}
private void Init()
{
timer1.Interval = 1;
this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.None;
}
}
}