C# 全局快捷键代码
2010-02-20 14:23
399 查看
网上好不容易找到的资料
已经测试通过了等明天再研究。
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; using System.Collections; namespace HotKey1 { public partial class Form1 : Form { public Form1() { InitializeComponent(); } public delegate void HotkeyEventHandler(int HotKeyID); private int Hotkey1; public class Hotkey : System.Windows.Forms.IMessageFilter { Hashtable keyIDs = new Hashtable(); IntPtr hWnd; public event HotkeyEventHandler OnHotkey; public enum KeyFlags { MOD_ALT = 0x1, MOD_CONTROL = 0x2, MOD_SHIFT = 0x4, MOD_WIN = 0x8 } [DllImport("user32.dll")] public static extern UInt32 RegisterHotKey(IntPtr hWnd, UInt32 id, UInt32 fsModifiers, UInt32 vk); [DllImport("user32.dll")] public static extern UInt32 UnregisterHotKey(IntPtr hWnd, UInt32 id); [DllImport("kernel32.dll")] public static extern UInt32 GlobalAddAtom(String lpString); [DllImport("kernel32.dll")] public static extern UInt32 GlobalDeleteAtom(UInt32 nAtom); public Hotkey(IntPtr hWnd) { this.hWnd = hWnd; Application.AddMessageFilter(this); } public int RegisterHotkey(Keys Key, KeyFlags keyflags) { UInt32 hotkeyid = GlobalAddAtom(System.Guid.NewGuid().ToString()); RegisterHotKey((IntPtr)hWnd, hotkeyid, (UInt32)keyflags, (UInt32)Key); keyIDs.Add(hotkeyid, hotkeyid); return (int)hotkeyid; } public void UnregisterHotkeys() { Application.RemoveMessageFilter(this); foreach (UInt32 key in keyIDs.Values) { UnregisterHotKey(hWnd, key); GlobalDeleteAtom(key); } } public bool PreFilterMessage(ref System.Windows.Forms.Message m) { if (m.Msg == 0x312) { if (OnHotkey != null) { foreach (UInt32 key in keyIDs.Values) { if ((UInt32)m.WParam == key) { OnHotkey((int)m.WParam); return true; } } } } return false; } } public void OnHotkey(int HotkeyID) //Ctrl+F2隐藏窗体,再按显示窗体。 { if (HotkeyID == Hotkey1) { if (this.Visible == true) this.Visible = false; else this.Visible = true; } else { this.Visible = false; } } private void Form1_Load(object sender, EventArgs e) { Hotkey hotkey; hotkey = new Hotkey(this.Handle); Hotkey1 = hotkey.RegisterHotkey(System.Windows.Forms.Keys.F2, Hotkey.KeyFlags.MOD_CONTROL); //定义快键(Ctrl + F2) hotkey.OnHotkey += new HotkeyEventHandler(OnHotkey); } } }
相关文章推荐
- C# 展开和折叠代码的快捷键
- C# 展开和折叠代码的快捷键
- 在c#中使用全局快捷键
- C# 展开和折叠代码的快捷键
- C#中怎样设置全局快捷键(热键)的方法
- 浅析如何用C#.NET做屏幕截图软件以及注册全局快捷键(下)
- C#程序代码中常用的快捷键
- 在C#代码中应用Log4Net(四)在Winform和Web中捕获全局异常
- 在C#代码中应用Log4Net(四)在Winform和Web中捕获全局异常
- C#注册热键【快捷键】代码
- swift xcode设置 ,代码折叠,全局折叠 快捷键
- c#注册全局快捷键
- C#快捷键代码
- 用C#代码控制快捷键 如:自动按键
- 一个window下的简单的全局快捷键向指定的进程发送的c代码与exe程序下载
- C#注册热键【快捷键】代码
- C#中的快捷键,可以更方便的编写代码
- C# 展开和折叠代码的快捷键
- C# 展开和折叠代码的快捷键(总结)
- C# 代码的快捷键