窗体穿透,渐变，眼保时间提醒工具
代码下载址
using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Text;using System.Windows.Forms;using System.Runtime.InteropServices;namespace FormTrans{ public partial class Form1 : Form { public Form1() { base.SetStyle(ControlStyles.DoubleBuffer | ControlStyles.AllPaintingInWmPaint, true); InitializeComponent(); } public const int WS_EX_WINDOWEDGE = 0x100; //窗口具有凸起的3D边框 public const int WS_EX_CLIENTEDGE = 0x200; //窗口具有阴影边界 public const int WS_EX_TOOLWINDOW = 0x80; //小标题工具窗口 public const int WS_EX_TOPMOST = 0x8; //窗口总在顶层 public const int WS_EX_OVERLAPPEDWINDOW = (WS_EX_WINDOWEDGE | WS_EX_CLIENTEDGE); //WS_EX-CLIENTEDGE和WS_EX_WINDOWEDGE的组合 public const int WS_EX_PALETTEWINDOW = (WS_EX_WINDOWEDGE | WS_EX_TOOLWINDOW | WS_EX_TOPMOST); //WS_EX_WINDOWEDGE和WS_EX_TOOLWINDOW和WS_EX_TOPMOST的组合 public const int WS_EX_DLGMODALFRAME = 0x1; //带双边的窗口 public const int WS_EX_NOPARENTNOTIFY = 0x4; //窗口在创建和销毁时不向父窗口发送WM_PARENTNOTIFY消息 public const int WS_EX_TRANSPARENT = 0x20; //窗口透眀 public const int WS_EX_MDICHILD = 0x40; //MDI子窗口 public const int WS_EX_CONTEXTHELP = 0x400; //标题栏包含问号联机帮助按钮 public const int WS_EX_RIGHT = 0x1000; //窗口具有右对齐属性 public const int WS_EX_RTLREADING = 0x2000; //窗口文本自右向左显示 public const int WS_EX_LEFTSCROLLBAR = 0x4000; //标题栏在客户区的左边 public const int WS_EX_CONTROLPARENT = 0x10000; //允许用户使用Tab键在窗口的子窗口间搜索 public const int WS_EX_STATICEDGE = 0x20000; //为不接受用户输入的项创建一个三维边界风格 public const int WS_EX_APPWINDOW = 0x40000; //在任务栏上显示顶层窗口的标题按钮 public const int WS_EX_LAYERED = 0x80000; //窗口具有透眀属性(Win2000)以上 public const int WS_EX_NOINHERITLAYOUT = 0x100000; //窗口布局不传递给子窗口(Win2000)以上 public const int WS_EX_LAYOUTRTL = 0x400000; //水平起点在右边的窗口 public const int WS_EX_NOACTIVATE = 0x8000000; //窗口不会变成前台窗口(Win2000)以上 public const int WS_EX_LEFT = 0x0; //窗口具有左对齐属性 public const int WS_EX_LTRREADING = 0x0; //窗口文本自左向右显示 public const int WS_EX_RIGHTSCROLLBAR = 0x0; //垂直滚动条在窗口的右边界 public const int WS_EX_ACCEPTFILES = 0x10; //接受文件拖曳 public const int WS_EX_COMPOSITED = 0x2000000; //窗体所有子窗口使用双缓冲从低到高绘制(XP) private const int GWL_STYLE = (-16); private const int GWL_EXSTYLE = (-20); private const int LWA_ALPHA = 0x2; [DllImport("user32", EntryPoint = "SetWindowLong")] private static extern uint SetWindowLong( IntPtr hwnd, int nIndex, uint dwNewLong ); [DllImport("user32", EntryPoint = "GetWindowLong")] private static extern uint GetWindowLong( IntPtr hwnd, int nIndex ); [DllImport("user32", EntryPoint = "SetLayeredWindowAttributes")] private static extern int SetLayeredWindowAttributes( IntPtr hwnd, int crKey, int bAlpha, int dwFlags ); [DllImport("user32.dll")] public static extern IntPtr GetActiveWindow(); [DllImport("user32.dll")] public static extern bool GetWindowRect(IntPtr handle, ref RECT lpRect); [Serializable, StructLayout(LayoutKind.Sequential)] public struct RECT { public int left; public int top; public int right; public int bottom; } protected override void OnLoad(EventArgs e) { base.OnLoad(e); this.ShowInTaskbar = false; this.timer2.Interval = 1000 * 60 * 15; this.timer3.Interval = 10000; SetPenetrate(); } /// <summary> /// 设置窗体具有鼠标穿透效果 /// </summary> public void SetPenetrate() { this.TopMost = true; GetWindowLong(this.Handle, GWL_EXSTYLE); SetWindowLong(this.Handle, GWL_EXSTYLE, WS_EX_TRANSPARENT | WS_EX_LAYERED); SetLayeredWindowAttributes(this.Handle, 0, 20, LWA_ALPHA); } protected override void OnPaint(PaintEventArgs e) { e.Graphics.DrawString("你需要休息一下了", this.Font, Brushes.Yellow, e.ClipRectangle); base.OnPaint(e); } private void 退出ToolStripMenuItem_Click(object sender, EventArgs e) { this.Close(); } float _Opacity = 0.01f; private void timer1_Tick(object sender, EventArgs e) { if (this.Opacity < 0.05f) { _Opacity = _Opacity * -1; } if (this.Opacity >0.2f) { _Opacity = _Opacity * -1; } this.Opacity = this.Opacity + _Opacity; } protected override CreateParams CreateParams { get { CreateParams cp = base.CreateParams; cp.ExStyle |= WS_EX_NOACTIVATE; return cp; } } private void timer2_Tick(object sender, EventArgs e) { if (!this.Visible) { IntPtr hwnd = GetActiveWindow(); RECT rect = new RECT(); if (GetWindowRect(hwnd, ref rect)) { this.Width = rect.right - rect.left; this.Height = rect.bottom - rect.top; this.Left = rect.left; } } this.Opacity = 0.2f; this.timer3.Enabled = true; this.Visible = true; } private void timer3_Tick(object sender, EventArgs e) { this.Visible = false; this.timer3.Enabled = false; } }}
[解决办法]
谢谢分享
[解决办法]
谢谢分享···
[解决办法]
谢谢分享···谢谢分享···
[解决办法]
现在就有一个程序是怎么搞得,总来的来说,效果不好~~经常卡顿..winform已经被wpf完全超越了,如果选择了winform完全是为了低配置的电脑,也不再需要怎么花哨的效果了
[解决办法]
很好用》。。
[解决办法]
不错不错
[解决办法]
louzhuhaengqiangda
[解决办法]
刚说要写一个，楼主就写好了，万分感谢！！！！！
[解决办法]
有效果吗 ？？？？
[解决办法]
不错 支持一下
[解决办法]
支持一下
[解决办法]
支持一下
[解决办法]
学习了，多谢分享
[解决办法]
顶，很不错的代码
[解决办法]
直接用上了．谢谢．
[解决办法]
谢谢楼主分享
[解决办法]
分享帖？强烈支持。都说了是眼保了，代码就不要看了~~~
[解决办法]
层窗口+定时器啊, 哈哈哈
[解决办法]
果断收藏了...
[解决办法]
没用过C# 这玩意怎么编译运行？
[解决办法]
感觉头像有点不对劲
[解决办法]
你的头像就挺费眼的