using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
namespace WZDH
{
public partial class Form1 : Form
{
internal AnchorStyles StopAanhor = AnchorStyles.None;
public Form1()
{
InitializeComponent();
}
/// <summary>
/// 初始化窗体信息
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Form1_Load(object sender, EventArgs e)
{
//设置窗体左边距离主显示器位置
this.Width = 200;
this.Left = Screen.PrimaryScreen.Bounds.Width - this.Width;
//设置窗体顶边距离主显示器位置
this.Top = 0;
//设置窗体宽度为主显示器宽度(不包括任务栏)
this.Height = Screen.PrimaryScreen.WorkingArea.Height;
}
/// <summary>
/// 淡入加载窗体
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void timer1_Tick(object sender, EventArgs e)
{
this.Opacity += 0.1;
if (this.Opacity >= 1)
this.timer1.Enabled = false;
}
/// <summary>
/// 退出程序菜单
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void tsmiExit_Click(object sender, EventArgs e)
{
Application.Exit();
}
/// <summary>
/// 当窗体的位置改变时发生
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Form1_LocationChanged(object sender, EventArgs e)
{
mStopAnhor();
}
private void timer2_Tick(object sender, EventArgs e)
{
//如果鼠标在窗体上，则根据停靠位置显示整个窗体
if (this.Bounds.Contains(Cursor.Position))
{
switch (this.StopAanhor)
{
case AnchorStyles.Top:
this.Location = new Point(this.Location.X, 0);
break;
case AnchorStyles.Bottom:
this.Location = new Point(this.Location.X, Screen.PrimaryScreen.Bounds.Height - this.Height);
break;
case AnchorStyles.Left:
this.Location = new Point(0, this.Location.Y);
break;
case AnchorStyles.Right:
this.Location = new Point(Screen.PrimaryScreen.Bounds.Width - this.Width, this.Location.Y);
break;
}
}
else //如果鼠标离开窗体，则根据停靠位置隐藏窗体，但须留出部分窗体边缘以便鼠标选中窗体
{
switch (this.StopAanhor)
{
case AnchorStyles.Top:
this.Location = new Point(this.Location.X, (this.Height - 3) * (-1));
break;
case AnchorStyles.Bottom:
this.Location = new Point(this.Location.X, Screen.PrimaryScreen.Bounds.Height - 5);
break;
case AnchorStyles.Left:
this.Location = new Point((-1) * (this.Width - 3), this.Location.Y);
break;
case AnchorStyles.Right:
this.Location = new Point(Screen.PrimaryScreen.Bounds.Width - 2, this.Location.Y);
break;
}
}
}
private void mStopAnhor()
{
if (this.Top <= 0)
{
StopAanhor = AnchorStyles.Top;
}
else if (this.Left <= 0)
{
StopAanhor = AnchorStyles.Left;
}
else if (this.Left >= Screen.PrimaryScreen.Bounds.Width - this.Width)
{
StopAanhor = AnchorStyles.Right;
}
else
{
StopAanhor = AnchorStyles.None;
}
}
}
}
---转载：http://www.cnblogs.com/qinyun118/archive/2010/08/30/1812863.html