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; } } }}