349 lines
10 KiB
C#
349 lines
10 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Windows.Forms;
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namespace SysFuns
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{
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/// <summary>
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/// 功能键
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/// </summary>
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[Flags()]
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public enum KeyModifiers
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{
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/// <summary>
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/// 无
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/// </summary>
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None = 0,
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/// <summary>
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/// Alt键
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/// </summary>
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Alt = 1,
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/// <summary>
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/// Ctrl键
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/// </summary>
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Ctrl = 2,
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/// <summary>
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/// Alt+Ctrl键
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/// </summary>
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AltAndCtrl = 3,
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/// <summary>
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/// Shift键
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/// </summary>
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Shift = 4,
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/// <summary>
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/// Shift+Alt键
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/// </summary>
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AltAndShift = 5,
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/// <summary>
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/// Shift+Ctrl键
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/// </summary>
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CtrlAndShift = 6,
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/// <summary>
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/// Alt+Shift+Ctrl键
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/// </summary>
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AltAndCtrlAndShift = 7,
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/// <summary>
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/// Win键
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/// </summary>
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WindowsKey = 8
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}
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/// <summary>
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/// 热键类
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/// </summary>
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public class WinHotReg : System.Windows.Forms.IMessageFilter
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{
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//如果函数执行成功，返回值不为0。
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//如果函数执行失败，返回值为0。要得到扩展错误信息，调用GetLastError。
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[DllImport("user32.dll", SetLastError = true)]
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private static extern bool RegisterHotKey(
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IntPtr hWnd, //要定义热键的窗口的句柄
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int id, //定义热键ID（不能与其它ID重复）
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KeyModifiers fsModifiers, //标识热键是否在按Alt、Ctrl、Shift、Windows等键时才会生效
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Keys vk //定义热键的内容
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);
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[DllImport("user32.dll", SetLastError = true)]
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private static extern bool UnregisterHotKey(
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IntPtr hWnd, //要取消热键的窗口的句柄
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int id //要取消热键的ID
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);
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readonly IntPtr handle;
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/// <summary>
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/// 热键类
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/// </summary>
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/// <param name="_handle"></param>
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public WinHotReg(IntPtr _handle)
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{
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handle = _handle;
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System.Windows.Forms.Application.AddMessageFilter(this);
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}
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/// <summary>
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/// 热键注销
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/// </summary>
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~WinHotReg()
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{
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UnHotKey();
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System.Windows.Forms.Application.RemoveMessageFilter(this);
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}
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/// <summary>
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/// 热键是否有效
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/// </summary>
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public bool Enabled { get; set; } = true;
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/// <summary>
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/// 释放热键
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/// </summary>
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public void Free()
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{
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UnHotKey();
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System.Windows.Forms.Application.RemoveMessageFilter(this);
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}
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readonly List<HotKeyType> list_hotkey = new List<HotKeyType>();
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/// <summary>
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/// 获取热键Tag
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/// </summary>
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/// <param name="HotId"></param>
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/// <returns></returns>
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public string GetTag(int HotId)
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{
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var index = list_hotkey.FindIndex(a => a.id == HotId);
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return index >= 0 ? list_hotkey[index].Tag : "";
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}
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/// <summary>
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/// 获取热键id
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/// </summary>
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/// <param name="Tag"></param>
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/// <returns></returns>
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public int GetHotId(string Tag)
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{
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var index= list_hotkey.FindIndex(a => a.Tag == Tag);
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return index >= 0 ? list_hotkey[index].id : -1;
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}
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/// <summary>
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/// 获取热键id
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/// </summary>
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/// <param name="fsModifiers"></param>
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/// <param name="vk"></param>
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/// <returns></returns>
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public int GetHotId(KeyModifiers fsModifiers, Keys vk)
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{
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var index = list_hotkey.FindIndex(a => a.fsModifiers == fsModifiers && a.vk == vk);
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return index >= 0 ? list_hotkey[index].id : -1;
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}
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/// <summary>
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/// 判断热键id是否存在
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/// </summary>
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/// <param name="hotId"></param>
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/// <returns></returns>
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public bool IsExist(int hotId)
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{
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var index = list_hotkey.FindIndex(a => a.id == hotId);
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return index >= 0;
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}
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/// <summary>
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/// 判断热键Tag是否存在
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/// </summary>
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/// <param name="Tag"></param>
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/// <returns></returns>
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public bool IsExist(string Tag)
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{
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var index = list_hotkey.FindIndex(a => a.Tag == Tag);
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return index >= 0;
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}
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/// <summary>
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/// 判断热键是否存在
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/// </summary>
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/// <param name="fsModifiers"></param>
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/// <param name="vk"></param>
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/// <returns></returns>
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public bool IsExist(KeyModifiers fsModifiers, Keys vk)
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{
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var index = list_hotkey.FindIndex(a => a.fsModifiers == fsModifiers && a.vk==vk);
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return index >= 0;
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}
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/// <summary>
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/// 注册热键
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/// </summary>
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/// <param name="id"></param>
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/// <param name="fsModifiers"></param>
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/// <param name="vk"></param>
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/// <returns></returns>
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public bool RegHotKey(int id, KeyModifiers fsModifiers, Keys vk)
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{
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bool result = RegisterHotKey(handle, id, fsModifiers, vk);
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if (result)
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{
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list_hotkey.Add(new HotKeyType(id, fsModifiers, vk));
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}
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return result;
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}
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/// <summary>
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/// 注册热键
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/// </summary>
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/// <param name="id"></param>
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/// <param name="fsModifiers"></param>
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/// <param name="vk"></param>
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/// <returns></returns>
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public bool RegHotKey(int id, int fsModifiers, Keys vk)
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{
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return RegHotKey(id,"", fsModifiers, vk);
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}
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/// <summary>
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/// 注册热键
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/// </summary>
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/// <param name="id"></param>
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/// <param name="Tag"></param>
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/// <param name="fsModifiers"></param>
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/// <param name="vk"></param>
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/// <returns></returns>
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public bool RegHotKey(int id,string Tag, int fsModifiers, Keys vk)
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{
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if (!Enum.IsDefined(typeof(KeyModifiers), fsModifiers))
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{
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return false;
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}
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bool result = RegisterHotKey(handle, id, (KeyModifiers)fsModifiers, vk);
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if (result)
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{
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list_hotkey.Add(new HotKeyType(id, Tag, (KeyModifiers)fsModifiers, vk));
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}
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return result;
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}
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/// <summary>
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/// 获取热键数量
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/// </summary>
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public int Count { get { return list_hotkey.Count; } }
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/// <summary>
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/// 删除热键
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/// </summary>
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/// <param name="id"></param>
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/// <returns></returns>
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public bool UnHotKey(int id)
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{
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bool result = UnregisterHotKey(handle, id);
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if (result)
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{
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var index = list_hotkey.FindIndex(a => a.id == id);
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if (index >= 0) { list_hotkey.RemoveAt(index); }
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}
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return result;
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}
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/// <summary>
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/// 删除所有热键
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/// </summary>
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public void UnHotKey()
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{
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for (int i = list_hotkey.Count - 1; i >= 0; i--)
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{
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HotKeyType item = (HotKeyType)list_hotkey[i];
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bool result = UnregisterHotKey(handle, item.id);
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if (result)
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{
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list_hotkey.RemoveAt(i);
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}
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}
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}
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/// <summary>
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/// 删除所有热键
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/// </summary>
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public void Clear()
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{
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UnHotKey();
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}
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/// <summary>
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/// 热键事件
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/// </summary>
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/// <param name="HotKeyID"></param>
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public delegate void HotkeyEventHandler(int HotKeyID);
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/// <summary>
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/// 当使用热键时发生的事件
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/// </summary>
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public event HotkeyEventHandler OnHotkey;
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/// <summary>
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/// 热键消息过滤
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/// </summary>
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/// <param name="m"></param>
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/// <returns></returns>
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public bool PreFilterMessage(ref System.Windows.Forms.Message m)
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{
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if (m.Msg == 0x312)
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{
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if (OnHotkey != null)
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{
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if (!Enabled) { return true; }
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for (int i = list_hotkey.Count - 1; i >= 0; i--)
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{
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HotKeyType item = (HotKeyType)list_hotkey[i];
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if ((UInt32)m.WParam == item.id)
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{
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OnHotkey((int)m.WParam);
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return true;
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}
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//OnHotkey((int)m.WParam);
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}
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//OnHotkey((int)m.WParam);
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}
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}
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return false;
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}
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}
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/// <summary>
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/// 热键类型
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/// </summary>
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public class HotKeyType
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{
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/// <summary>
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/// 热键id
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/// </summary>
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public int id;
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/// <summary>
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/// 热键Tag
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/// </summary>
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public string Tag;
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/// <summary>
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/// 功能键
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/// </summary>
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public KeyModifiers fsModifiers;
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/// <summary>
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/// 普通键
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/// </summary>
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public Keys vk;
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/// <summary>
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/// 热键类型
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/// </summary>
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/// <param name="id"></param>
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/// <param name="fsModifiers"></param>
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/// <param name="vk"></param>
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public HotKeyType(int id, KeyModifiers fsModifiers, Keys vk)
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{
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this.id = id;
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this.fsModifiers = fsModifiers;
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this.vk = vk;
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}
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/// <summary>
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/// 热键类型
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/// </summary>
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/// <param name="id"></param>
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/// <param name="Tag"></param>
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/// <param name="fsModifiers"></param>
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/// <param name="vk"></param>
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public HotKeyType(int id,string Tag, KeyModifiers fsModifiers, Keys vk)
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{
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this.id = id;
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this.Tag = Tag;
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this.fsModifiers = fsModifiers;
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this.vk = vk;
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}
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/// <summary>
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/// 热键类型
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/// </summary>
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public HotKeyType()
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{
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}
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}
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}
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