Files
community/Ink Canvas/Helpers/GlobalHotkeyManager.cs
T
2026-04-05 21:32:01 +08:00

1458 lines
55 KiB
C#

using Newtonsoft.Json;
using NHotkey.Wpf;
using System;
using System.Collections.Generic;
using System.IO;
using System.Reflection;
using System.Text;
using System.Windows;
using System.Windows.Forms;
using System.Windows.Input;
namespace Ink_Canvas.Helpers
{
/// <summary>
/// 全局快捷键管理器 - 使用NHotkey库实现全局快捷键功能
/// </summary>
public class GlobalHotkeyManager : IDisposable
{
#region Private Fields
private readonly Dictionary<string, HotkeyInfo> _registeredHotkeys;
private readonly MainWindow _mainWindow;
private bool _isDisposed;
private bool _hotkeysShouldBeRegistered = true; // 启动时注册热键
// 多屏幕支持相关字段
private Screen _currentScreen;
private bool _isMultiScreenMode = false;
private bool _enableScreenSpecificHotkeys = true; // 是否启用基于屏幕的热键注册
// 智能热键管理相关字段
private bool _isWindowFocused = false;
private bool _isMouseOverWindow = false;
private System.Windows.Threading.DispatcherTimer _mousePositionTimer;
// 配置文件路径
private static readonly string HotkeyConfigFile = Path.Combine(App.RootPath, "Configs", "HotkeyConfig.json");
#endregion
#region Constructor
public GlobalHotkeyManager(MainWindow mainWindow)
{
_mainWindow = mainWindow ?? throw new ArgumentNullException(nameof(mainWindow));
_registeredHotkeys = new Dictionary<string, HotkeyInfo>();
_hotkeysShouldBeRegistered = true; // 启动时注册热键
// 初始化多屏幕支持
InitializeMultiScreenSupport();
// 启动时确保配置文件存在
EnsureConfigFileExists();
}
#endregion
#region Public Methods
/// <summary>
/// 注册全局快捷键
/// </summary>
/// <param name="hotkeyName">快捷键名称</param>
/// <param name="key">按键</param>
/// <param name="modifiers">修饰键</param>
/// <param name="action">执行动作</param>
/// <returns>是否注册成功</returns>
public bool RegisterHotkey(string hotkeyName, Key key, ModifierKeys modifiers, Action action)
{
try
{
if (_isDisposed)
return false;
// 检查是否应该注册热键(基于屏幕和模式)
if (!ShouldRegisterHotkeys())
{
return false;
}
// 如果快捷键已存在,先注销
if (_registeredHotkeys.ContainsKey(hotkeyName))
{
UnregisterHotkey(hotkeyName);
}
else
{
try
{
HotkeyManager.Current.Remove(hotkeyName);
}
catch
{
}
}
// 创建快捷键信息
var hotkeyInfo = new HotkeyInfo
{
Name = hotkeyName,
Key = key,
Modifiers = modifiers,
Action = action
};
// 注册快捷键
HotkeyManager.Current.AddOrReplace(hotkeyName, key, modifiers, (sender, e) =>
{
try
{
// 确保在主线程中执行
_mainWindow.Dispatcher.Invoke(() =>
{
action?.Invoke();
});
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"执行快捷键 {hotkeyName} 时出错: {ex.Message}", LogHelper.LogType.Error);
}
});
_registeredHotkeys[hotkeyName] = hotkeyInfo;
// 记录注册信息
var screenInfo = _isMultiScreenMode ? $" (屏幕: {_currentScreen?.DeviceName})" : "";
return true;
}
catch (Exception)
{
return false;
}
}
/// <summary>
/// 注销指定快捷键
/// </summary>
/// <param name="hotkeyName">快捷键名称</param>
/// <returns>是否注销成功</returns>
public bool UnregisterHotkey(string hotkeyName)
{
try
{
if (_isDisposed || !_registeredHotkeys.ContainsKey(hotkeyName))
return false;
HotkeyManager.Current.Remove(hotkeyName);
_registeredHotkeys.Remove(hotkeyName);
// 成功注销全局快捷键
return true;
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"注销全局快捷键 {hotkeyName} 失败: {ex.Message}", LogHelper.LogType.Error);
return false;
}
}
/// <summary>
/// 注销所有快捷键
/// </summary>
public void UnregisterAllHotkeys()
{
try
{
if (_isDisposed)
return;
foreach (var hotkeyName in _registeredHotkeys.Keys)
{
try
{
HotkeyManager.Current.Remove(hotkeyName);
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"注销快捷键 {hotkeyName} 时出错: {ex.Message}", LogHelper.LogType.Warning);
}
}
_registeredHotkeys.Clear();
// 已注销所有全局快捷键,集合已清空
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"注销所有快捷键时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 检查快捷键是否已注册
/// </summary>
/// <param name="hotkeyName">快捷键名称</param>
/// <returns>是否已注册</returns>
public bool IsHotkeyRegistered(string hotkeyName)
{
return _registeredHotkeys.ContainsKey(hotkeyName);
}
/// <summary>
/// 获取已注册的快捷键列表
/// </summary>
/// <returns>快捷键信息列表</returns>
public List<HotkeyInfo> GetRegisteredHotkeys()
{
return new List<HotkeyInfo>(_registeredHotkeys.Values);
}
/// <summary>
/// 获取配置文件中的快捷键信息(不注册,仅用于显示)
/// </summary>
/// <returns>配置文件中的快捷键列表</returns>
public List<HotkeyInfo> GetHotkeysFromConfigFile()
{
try
{
if (!File.Exists(HotkeyConfigFile))
{
return new List<HotkeyInfo>();
}
// 读取配置文件内容
string jsonContent = File.ReadAllText(HotkeyConfigFile, Encoding.UTF8);
if (string.IsNullOrEmpty(jsonContent))
{
LogHelper.WriteLogToFile("快捷键配置文件为空", LogHelper.LogType.Warning);
return new List<HotkeyInfo>();
}
// 反序列化配置
var config = JsonConvert.DeserializeObject<HotkeyConfig>(jsonContent);
if (config?.Hotkeys == null || config.Hotkeys.Count == 0)
{
LogHelper.WriteLogToFile("快捷键配置为空或格式错误", LogHelper.LogType.Warning);
return new List<HotkeyInfo>();
}
// 转换为HotkeyInfo列表(不注册,仅用于显示)
var hotkeyList = new List<HotkeyInfo>();
foreach (var hotkeyConfig in config.Hotkeys)
{
hotkeyList.Add(new HotkeyInfo
{
Name = hotkeyConfig.Name,
Key = hotkeyConfig.Key,
Modifiers = hotkeyConfig.Modifiers,
Action = null // 不设置动作,仅用于显示
});
}
return hotkeyList;
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"从配置文件读取快捷键信息时出错: {ex.Message}", LogHelper.LogType.Error);
return new List<HotkeyInfo>();
}
}
/// <summary>
/// 注册默认快捷键集合
/// </summary>
public void RegisterDefaultHotkeys()
{
try
{
// 开始注册默认快捷键集合
// 基本操作快捷键
RegisterHotkey("Undo", Key.Z, ModifierKeys.Control, () => _mainWindow.SymbolIconUndo_MouseUp(null, null));
RegisterHotkey("Redo", Key.Y, ModifierKeys.Control, () => _mainWindow.SymbolIconRedo_MouseUp(null, null));
RegisterHotkey("Clear", Key.E, ModifierKeys.Control, () => _mainWindow.SymbolIconDelete_MouseUp(null, null));
RegisterHotkey("Paste", Key.V, ModifierKeys.Control, () => _mainWindow.HandleGlobalPaste(null, null));
// 工具切换快捷键
RegisterHotkey("SelectTool", Key.S, ModifierKeys.Alt, () => _mainWindow.SymbolIconSelect_MouseUp(null, null));
RegisterHotkey("DrawTool", Key.D, ModifierKeys.Alt, () => _mainWindow.PenIcon_Click(null, null));
RegisterHotkey("EraserTool", Key.E, ModifierKeys.Alt, () => _mainWindow.EraserIcon_Click(null, null));
RegisterHotkey("BlackboardTool", Key.B, ModifierKeys.Alt, () => _mainWindow.ImageBlackboard_MouseUp(null, null));
RegisterHotkey("QuitDrawTool", Key.Q, ModifierKeys.Alt, () => _mainWindow.KeyChangeToQuitDrawTool(null, null));
// 画笔快捷键 - 使用反射访问penType字段
RegisterHotkey("Pen1", Key.D1, ModifierKeys.Alt, () => SwitchToPenType(0));
RegisterHotkey("Pen2", Key.D2, ModifierKeys.Alt, () => SwitchToPenType(1));
RegisterHotkey("Pen3", Key.D3, ModifierKeys.Alt, () => SwitchToPenType(2));
RegisterHotkey("Pen4", Key.D4, ModifierKeys.Alt, () => SwitchToPenType(3));
RegisterHotkey("Pen5", Key.D5, ModifierKeys.Alt, () => SwitchToPenType(4));
// 功能快捷键
RegisterHotkey("DrawLine", Key.L, ModifierKeys.Alt, () => _mainWindow.BtnDrawLine_Click(null, null));
RegisterHotkey("Screenshot", Key.C, ModifierKeys.Alt, () => _mainWindow.SaveScreenShotToDesktop());
RegisterHotkey("QuickDraw", Key.K, ModifierKeys.Alt, () => _mainWindow.OpenQuickDrawFromHotkey());
RegisterHotkey("Hide", Key.V, ModifierKeys.Alt, () => _mainWindow.SymbolIconEmoji_MouseUp(null, null));
// 退出快捷键
RegisterHotkey("Exit", Key.Escape, ModifierKeys.None, () => _mainWindow.KeyExit(null, null));
// 已注册默认全局快捷键集合
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"注册默认快捷键时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 从配置文件加载快捷键
/// </summary>
public void LoadHotkeysFromSettings()
{
try
{
// 开始从配置文件加载快捷键设置
// 检查是否应该注册快捷键
if (!_hotkeysShouldBeRegistered)
{
// 当前状态不允许注册快捷键,跳过加载
return;
}
// 如果配置文件不存在,先创建默认配置文件
if (!File.Exists(HotkeyConfigFile))
{
LogHelper.WriteLogToFile($"快捷键配置文件不存在: {HotkeyConfigFile}", LogHelper.LogType.Warning);
CreateDefaultConfigFile();
RegisterDefaultHotkeys();
_hotkeysShouldBeRegistered = true;
return;
}
// 尝试从配置文件加载
if (LoadHotkeysFromConfigFile())
{
// 成功从配置文件加载快捷键设置
_hotkeysShouldBeRegistered = true;
}
else
{
LogHelper.WriteLogToFile("配置文件存在但加载失败,回退到默认快捷键", LogHelper.LogType.Warning);
RegisterDefaultHotkeys();
_hotkeysShouldBeRegistered = true;
}
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"从设置加载快捷键时出错: {ex.Message}", LogHelper.LogType.Error);
// 出错时不自动使用默认快捷键,保持当前状态
}
}
/// <summary>
/// 保存快捷键配置到设置
/// </summary>
public void SaveHotkeysToSettings()
{
try
{
if (SaveHotkeysToConfigFile())
{
}
else
{
LogHelper.WriteLogToFile("保存快捷键配置失败", LogHelper.LogType.Error);
}
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"保存快捷键配置时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 启用快捷键注册功能
/// 调用此方法后,快捷键将被允许注册
/// </summary>
public void EnableHotkeyRegistration()
{
try
{
if (!_hotkeysShouldBeRegistered)
{
_hotkeysShouldBeRegistered = true;
// 启动鼠标位置监控定时器
if (_isMultiScreenMode && _enableScreenSpecificHotkeys && _mousePositionTimer != null)
{
_mousePositionTimer.Start();
}
// 根据上下文决定是否立即加载快捷键
if (ShouldEnableHotkeysBasedOnContext())
{
LoadHotkeysFromSettings();
}
}
else
{
if (_registeredHotkeys.Count == 0)
{
if (ShouldEnableHotkeysBasedOnContext())
{
LoadHotkeysFromSettings();
}
}
}
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"启用快捷键注册功能时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 禁用快捷键注册功能
/// 调用此方法后,快捷键将被注销
/// </summary>
public void DisableHotkeyRegistration()
{
try
{
if (_hotkeysShouldBeRegistered)
{
_hotkeysShouldBeRegistered = false;
// 停止鼠标位置监控定时器
if (_mousePositionTimer != null && _mousePositionTimer.IsEnabled)
{
_mousePositionTimer.Stop();
}
// 注销所有快捷键
UnregisterAllHotkeys();
}
else
{
}
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"禁用快捷键注册功能时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 根据当前工具模式更新快捷键状态
/// 在工具切换时调用此方法
/// </summary>
/// <param name="isMouseMode">是否为鼠标模式(选择模式)</param>
public void UpdateHotkeyStateForToolMode(bool isMouseMode)
{
try
{
if (isMouseMode)
{
// 检查设置中是否允许在鼠标模式下启用快捷键
if (MainWindow.Settings.Appearance.EnableHotkeysInMouseMode)
{
// 如果设置允许,则在鼠标模式下也启用快捷键
EnableHotkeyRegistration();
if (_hotkeysShouldBeRegistered && _registeredHotkeys.Count == 0)
{
LoadHotkeysFromSettings();
}
}
else
{
// 鼠标模式下禁用快捷键,让键盘操作放行
DisableHotkeyRegistration();
}
}
else
{
// 非鼠标模式下启用快捷键
EnableHotkeyRegistration();
if (_hotkeysShouldBeRegistered && _registeredHotkeys.Count == 0)
{
LoadHotkeysFromSettings();
}
}
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"更新快捷键状态时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 更新快捷键配置
/// </summary>
/// <param name="hotkeyName">快捷键名称</param>
/// <param name="key">新按键</param>
/// <param name="modifiers">新修饰键</param>
/// <returns>是否更新成功</returns>
public bool UpdateHotkey(string hotkeyName, Key key, ModifierKeys modifiers)
{
try
{
if (!_registeredHotkeys.ContainsKey(hotkeyName))
{
LogHelper.WriteLogToFile($"快捷键 {hotkeyName} 不存在,无法更新", LogHelper.LogType.Warning);
return false;
}
// 获取原有的动作
var originalAction = _registeredHotkeys[hotkeyName].Action;
// 注销原有快捷键
UnregisterHotkey(hotkeyName);
// 注册新的快捷键
var success = RegisterHotkey(hotkeyName, key, modifiers, originalAction);
if (success)
{
// 自动保存配置
SaveHotkeysToSettings();
}
return success;
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"更新快捷键 {hotkeyName} 时出错: {ex.Message}", LogHelper.LogType.Error);
return false;
}
}
/// <summary>
/// 启用基于屏幕的热键注册
/// </summary>
public void EnableScreenSpecificHotkeys()
{
try
{
_enableScreenSpecificHotkeys = true;
// 如果当前在多屏幕环境下,刷新热键注册
if (_isMultiScreenMode)
{
RefreshHotkeysForCurrentScreen();
}
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"启用基于屏幕的热键注册时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 禁用基于屏幕的热键注册
/// </summary>
public void DisableScreenSpecificHotkeys()
{
try
{
_enableScreenSpecificHotkeys = false;
// 重新注册热键(全局模式)
if (_hotkeysShouldBeRegistered)
{
RefreshHotkeysForCurrentScreen();
}
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"禁用基于屏幕的热键注册时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 获取当前屏幕信息
/// </summary>
/// <returns>当前屏幕信息</returns>
public string GetCurrentScreenInfo()
{
try
{
if (_isMultiScreenMode && _currentScreen != null)
{
return $"多屏幕环境 - 当前屏幕: {_currentScreen.DeviceName} ({_currentScreen.Bounds.Width}x{_currentScreen.Bounds.Height})";
}
else
{
return "单屏幕环境";
}
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"获取当前屏幕信息时出错: {ex.Message}", LogHelper.LogType.Error);
return "无法获取屏幕信息";
}
}
/// <summary>
/// 检查是否启用了基于屏幕的热键注册
/// </summary>
/// <returns>是否启用</returns>
public bool IsScreenSpecificHotkeysEnabled()
{
return _enableScreenSpecificHotkeys && _isMultiScreenMode;
}
/// <summary>
/// 手动刷新当前屏幕的热键注册
/// </summary>
public void RefreshCurrentScreenHotkeys()
{
try
{
RefreshHotkeysForCurrentScreen();
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"刷新当前屏幕热键时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
#endregion
#region Private Helper Methods
/// <summary>
/// 初始化多屏幕支持
/// </summary>
private void InitializeMultiScreenSupport()
{
try
{
// 检测是否有多个屏幕
_isMultiScreenMode = ScreenDetectionHelper.HasMultipleScreens();
if (_isMultiScreenMode)
{
// 获取当前窗口所在的屏幕
_currentScreen = ScreenDetectionHelper.GetWindowScreen(_mainWindow);
// 监听窗口位置变化事件
_mainWindow.LocationChanged += OnWindowLocationChanged;
// 初始化智能热键管理
InitializeSmartHotkeyManagement();
}
else
{
_currentScreen = ScreenDetectionHelper.GetPrimaryScreen();
}
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"初始化多屏幕支持时出错: {ex.Message}", LogHelper.LogType.Error);
_isMultiScreenMode = false;
_currentScreen = ScreenDetectionHelper.GetPrimaryScreen();
}
}
/// <summary>
/// 初始化智能热键管理
/// </summary>
private void InitializeSmartHotkeyManagement()
{
try
{
// 监听窗口焦点事件
_mainWindow.GotFocus += OnWindowGotFocus;
_mainWindow.LostFocus += OnWindowLostFocus;
// 监听鼠标进入/离开事件
_mainWindow.MouseEnter += OnMouseEnterWindow;
_mainWindow.MouseLeave += OnMouseLeaveWindow;
// 初始化鼠标位置监控定时器
_mousePositionTimer = new System.Windows.Threading.DispatcherTimer();
_mousePositionTimer.Interval = TimeSpan.FromMilliseconds(500); // 每500ms检查一次
_mousePositionTimer.Tick += OnMousePositionTimerTick;
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"初始化热键管理时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 窗口位置变化事件处理
/// </summary>
private void OnWindowLocationChanged(object sender, EventArgs e)
{
try
{
if (!_isMultiScreenMode || !_enableScreenSpecificHotkeys)
return;
var newScreen = ScreenDetectionHelper.GetWindowScreen(_mainWindow);
if (newScreen != null && newScreen != _currentScreen)
{
_currentScreen = newScreen;
// 重新注册热键以适应新屏幕
RefreshHotkeysForCurrentScreen();
}
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"处理窗口位置变化时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 为当前屏幕刷新热键注册
/// </summary>
private void RefreshHotkeysForCurrentScreen()
{
try
{
if (!_hotkeysShouldBeRegistered)
return;
// 注销所有现有热键
UnregisterAllHotkeys();
// 重新注册热键
LoadHotkeysFromSettings();
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"刷新当前屏幕热键时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 窗口获得焦点事件处理
/// </summary>
private void OnWindowGotFocus(object sender, RoutedEventArgs e)
{
try
{
_isWindowFocused = true;
UpdateHotkeyStateBasedOnContext();
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"处理窗口获得焦点事件时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 窗口失去焦点事件处理
/// </summary>
private void OnWindowLostFocus(object sender, RoutedEventArgs e)
{
try
{
_isWindowFocused = false;
UpdateHotkeyStateBasedOnContext();
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"处理窗口失去焦点事件时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 鼠标进入窗口事件处理
/// </summary>
private void OnMouseEnterWindow(object sender, System.Windows.Input.MouseEventArgs e)
{
try
{
_isMouseOverWindow = true;
UpdateHotkeyStateBasedOnContext();
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"处理鼠标进入窗口事件时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 鼠标离开窗口事件处理
/// </summary>
private void OnMouseLeaveWindow(object sender, System.Windows.Input.MouseEventArgs e)
{
try
{
_isMouseOverWindow = false;
UpdateHotkeyStateBasedOnContext();
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"处理鼠标离开窗口事件时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 鼠标位置定时器事件处理
/// </summary>
private void OnMousePositionTimerTick(object sender, EventArgs e)
{
try
{
if (!_isMultiScreenMode || !_enableScreenSpecificHotkeys)
return;
// 检查鼠标是否在当前窗口所在的屏幕上
var mousePosition = Control.MousePosition;
var currentScreen = Screen.FromPoint(mousePosition);
// 无论屏幕是否变化,都检查热键状态
// 这样可以确保热键状态始终与当前上下文保持一致
bool shouldEnableHotkeys = ShouldEnableHotkeysBasedOnContext();
bool currentlyHasHotkeys = _registeredHotkeys.Count > 0;
if (shouldEnableHotkeys && !currentlyHasHotkeys)
{
UpdateHotkeyStateBasedOnContext();
}
else if (!shouldEnableHotkeys && currentlyHasHotkeys)
{
UpdateHotkeyStateBasedOnContext();
}
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"处理鼠标位置定时器事件时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 根据上下文更新热键状态
/// </summary>
private void UpdateHotkeyStateBasedOnContext()
{
try
{
if (!_hotkeysShouldBeRegistered)
return;
bool shouldEnableHotkeys = ShouldEnableHotkeysBasedOnContext();
bool currentlyHasHotkeys = _registeredHotkeys.Count > 0;
if (shouldEnableHotkeys && !currentlyHasHotkeys)
{
// 需要注册快捷键
LoadHotkeysFromSettings();
}
else if (!shouldEnableHotkeys && currentlyHasHotkeys)
{
// 需要注销快捷键
UnregisterAllHotkeys();
}
// 如果状态没有变化,则不进行任何操作
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"根据上下文更新热键状态时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 检查是否应该注册热键(基于屏幕和模式)
/// </summary>
/// <returns>是否应该注册热键</returns>
private bool ShouldRegisterHotkeys()
{
try
{
// 如果禁用热键注册,则不注册
if (!_hotkeysShouldBeRegistered)
return false;
// 如果启用基于屏幕的热键注册
if (_enableScreenSpecificHotkeys && _isMultiScreenMode)
{
return ShouldEnableHotkeysBasedOnContext();
}
return true;
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"检查是否应该注册热键时出错: {ex.Message}", LogHelper.LogType.Error);
return true; // 出错时默认注册
}
}
/// <summary>
/// 根据上下文检查是否应该启用热键
/// </summary>
/// <returns>是否应该启用热键</returns>
private bool ShouldEnableHotkeysBasedOnContext()
{
try
{
// 检查当前是否处于鼠标模式
bool isMouseMode = IsInSelectMode();
if (isMouseMode)
{
// 鼠标模式下,根据设置决定是否启用快捷键
return MainWindow.Settings.Appearance.EnableHotkeysInMouseMode;
}
else
{
// 非鼠标模式下,需要检查焦点和屏幕位置
// 策略1:鼠标在窗口上时启用热键(最高优先级)
if (_isMouseOverWindow)
{
return true;
}
// 策略2:在多屏幕环境下,检查鼠标是否在当前窗口所在的屏幕上
if (_isMultiScreenMode && _enableScreenSpecificHotkeys)
{
var mousePosition = Control.MousePosition;
var mouseScreen = Screen.FromPoint(mousePosition);
if (mouseScreen == _currentScreen)
{
return true;
}
else
{
return false;
}
}
// 策略3:单屏幕环境下,窗口有焦点时启用热键
if (_isWindowFocused)
{
return true;
}
// 策略4:如果以上都不满足,但在非鼠标模式下,仍然启用快捷键
// 这样可以确保在批注模式下快捷键始终可用
return true;
}
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"检查是否应该启用热键时出错: {ex.Message}", LogHelper.LogType.Error);
return true; // 出错时默认启用
}
}
/// <summary>
/// 切换到指定笔类型
/// </summary>
/// <param name="penTypeIndex">笔类型索引</param>
private void SwitchToPenType(int penTypeIndex)
{
try
{
// 通过反射访问主窗口的penType字段
var penTypeField = _mainWindow.GetType().GetField("penType",
BindingFlags.NonPublic | BindingFlags.Instance);
if (penTypeField != null)
{
penTypeField.SetValue(_mainWindow, penTypeIndex);
// 调用CheckPenTypeUIState方法更新UI状态
var checkPenTypeMethod = _mainWindow.GetType().GetMethod("CheckPenTypeUIState",
BindingFlags.NonPublic | BindingFlags.Instance);
if (checkPenTypeMethod != null)
{
checkPenTypeMethod.Invoke(_mainWindow, null);
}
}
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"切换到笔类型{penTypeIndex}时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 确保配置文件存在,如果不存在则创建
/// </summary>
private void EnsureConfigFileExists()
{
try
{
// 如果配置文件不存在,创建默认配置文件
if (!File.Exists(HotkeyConfigFile))
{
CreateDefaultConfigFile();
}
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"确保快捷键配置文件存在时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 创建默认的快捷键配置文件
/// </summary>
private void CreateDefaultConfigFile()
{
try
{
// 确保配置目录存在
string configDir = Path.GetDirectoryName(HotkeyConfigFile);
if (!Directory.Exists(configDir))
{
Directory.CreateDirectory(configDir);
}
// 创建默认配置对象
var config = new HotkeyConfig
{
Version = "1.0",
LastModified = DateTime.Now,
Hotkeys = new List<HotkeyConfigItem>()
};
// 添加默认快捷键配置
config.Hotkeys.AddRange(new[]
{
new HotkeyConfigItem { Name = "Undo", Key = Key.Z, Modifiers = ModifierKeys.Control },
new HotkeyConfigItem { Name = "Redo", Key = Key.Y, Modifiers = ModifierKeys.Control },
new HotkeyConfigItem { Name = "Clear", Key = Key.E, Modifiers = ModifierKeys.Control },
new HotkeyConfigItem { Name = "Paste", Key = Key.V, Modifiers = ModifierKeys.Control },
new HotkeyConfigItem { Name = "SelectTool", Key = Key.S, Modifiers = ModifierKeys.Alt },
new HotkeyConfigItem { Name = "DrawTool", Key = Key.D, Modifiers = ModifierKeys.Alt },
new HotkeyConfigItem { Name = "EraserTool", Key = Key.E, Modifiers = ModifierKeys.Alt },
new HotkeyConfigItem { Name = "BlackboardTool", Key = Key.B, Modifiers = ModifierKeys.Alt },
new HotkeyConfigItem { Name = "QuitDrawTool", Key = Key.Q, Modifiers = ModifierKeys.Alt },
new HotkeyConfigItem { Name = "Pen1", Key = Key.D1, Modifiers = ModifierKeys.Alt },
new HotkeyConfigItem { Name = "Pen2", Key = Key.D2, Modifiers = ModifierKeys.Alt },
new HotkeyConfigItem { Name = "Pen3", Key = Key.D3, Modifiers = ModifierKeys.Alt },
new HotkeyConfigItem { Name = "Pen4", Key = Key.D4, Modifiers = ModifierKeys.Alt },
new HotkeyConfigItem { Name = "Pen5", Key = Key.D5, Modifiers = ModifierKeys.Alt },
new HotkeyConfigItem { Name = "DrawLine", Key = Key.L, Modifiers = ModifierKeys.Alt },
new HotkeyConfigItem { Name = "Screenshot", Key = Key.C, Modifiers = ModifierKeys.Alt },
new HotkeyConfigItem { Name = "QuickDraw", Key = Key.K, Modifiers = ModifierKeys.Alt },
new HotkeyConfigItem { Name = "Hide", Key = Key.V, Modifiers = ModifierKeys.Alt },
new HotkeyConfigItem { Name = "Exit", Key = Key.Escape, Modifiers = ModifierKeys.None }
});
// 序列化为JSON
var settings = new JsonSerializerSettings
{
Formatting = Formatting.Indented
};
string jsonContent = JsonConvert.SerializeObject(config, settings);
// 写入配置文件
File.WriteAllText(HotkeyConfigFile, jsonContent, Encoding.UTF8);
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"创建默认快捷键配置文件时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
/// <summary>
/// 从配置文件加载快捷键设置
/// </summary>
/// <returns>是否加载成功</returns>
private bool LoadHotkeysFromConfigFile()
{
try
{
if (!File.Exists(HotkeyConfigFile))
{
LogHelper.WriteLogToFile($"快捷键配置文件不存在: {HotkeyConfigFile}", LogHelper.LogType.Warning);
return false;
}
// 读取配置文件内容
string jsonContent = File.ReadAllText(HotkeyConfigFile, Encoding.UTF8);
if (string.IsNullOrEmpty(jsonContent))
{
LogHelper.WriteLogToFile("快捷键配置文件为空", LogHelper.LogType.Warning);
return false;
}
// 反序列化配置
var config = JsonConvert.DeserializeObject<HotkeyConfig>(jsonContent);
if (config?.Hotkeys == null || config.Hotkeys.Count == 0)
{
LogHelper.WriteLogToFile("快捷键配置为空或格式错误", LogHelper.LogType.Warning);
return false;
}
// 注册配置中的快捷键
int successCount = 0;
foreach (var hotkeyConfig in config.Hotkeys)
{
try
{
// 根据快捷键名称获取对应的动作
var action = GetActionByName(hotkeyConfig.Name);
if (action != null)
{
if (RegisterHotkey(hotkeyConfig.Name, hotkeyConfig.Key, hotkeyConfig.Modifiers, action))
{
successCount++;
}
}
else
{
LogHelper.WriteLogToFile($"未找到快捷键 {hotkeyConfig.Name} 对应的动作", LogHelper.LogType.Warning);
}
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"注册快捷键 {hotkeyConfig.Name} 时出错: {ex.Message}", LogHelper.LogType.Error);
}
}
// 旧版 HotkeyConfig.json 无「快抽」项时补注册默认组合,避免升级后无快捷键
if (successCount > 0 && !IsHotkeyRegistered("QuickDraw"))
{
var quickDrawAction = GetActionByName("QuickDraw");
if (quickDrawAction != null && RegisterHotkey("QuickDraw", Key.K, ModifierKeys.Alt, quickDrawAction))
successCount++;
}
if (successCount > 0)
{
_hotkeysShouldBeRegistered = true;
}
return successCount > 0;
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"从配置文件加载快捷键时出错: {ex.Message}", LogHelper.LogType.Error);
return false;
}
}
/// <summary>
/// 保存快捷键配置到配置文件
/// </summary>
/// <returns>是否保存成功</returns>
private bool SaveHotkeysToConfigFile()
{
try
{
// 确保配置目录存在
string configDir = Path.GetDirectoryName(HotkeyConfigFile);
if (!Directory.Exists(configDir))
{
Directory.CreateDirectory(configDir);
}
// 创建配置对象
var config = new HotkeyConfig
{
Version = "1.0",
LastModified = DateTime.Now,
Hotkeys = new List<HotkeyConfigItem>()
};
// 添加所有已注册的快捷键
foreach (var hotkey in _registeredHotkeys.Values)
{
config.Hotkeys.Add(new HotkeyConfigItem
{
Name = hotkey.Name,
Key = hotkey.Key,
Modifiers = hotkey.Modifiers
});
}
// 序列化为JSON
var settings = new JsonSerializerSettings
{
Formatting = Formatting.Indented
};
string jsonContent = JsonConvert.SerializeObject(config, settings);
// 直接写入原文件,覆盖原有内容
File.WriteAllText(HotkeyConfigFile, jsonContent, Encoding.UTF8);
return true;
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"保存快捷键配置到配置文件时出错: {ex.Message}", LogHelper.LogType.Error);
return false;
}
}
/// <summary>
/// 根据快捷键名称获取对应的动作
/// </summary>
/// <param name="hotkeyName">快捷键名称</param>
/// <returns>对应的动作,如果不存在则返回null</returns>
private Action GetActionByName(string hotkeyName)
{
try
{
switch (hotkeyName)
{
case "Undo":
return () => _mainWindow.SymbolIconUndo_MouseUp(null, null);
case "Redo":
return () => _mainWindow.SymbolIconRedo_MouseUp(null, null);
case "Clear":
return () => _mainWindow.SymbolIconDelete_MouseUp(null, null);
case "Paste":
return () => _mainWindow.HandleGlobalPaste(null, null);
case "SelectTool":
return () => _mainWindow.SymbolIconSelect_MouseUp(null, null);
case "DrawTool":
return () => _mainWindow.PenIcon_Click(null, null);
case "EraserTool":
return () => _mainWindow.EraserIcon_Click(null, null);
case "BlackboardTool":
return () => _mainWindow.ImageBlackboard_MouseUp(null, null);
case "QuitDrawTool":
return () => _mainWindow.KeyChangeToQuitDrawTool(null, null);
case "Pen1":
return () => SwitchToPenType(0);
case "Pen2":
return () => SwitchToPenType(1);
case "Pen3":
return () => SwitchToPenType(2);
case "Pen4":
return () => SwitchToPenType(3);
case "Pen5":
return () => SwitchToPenType(4);
case "DrawLine":
return () => _mainWindow.BtnDrawLine_Click(null, null);
case "Screenshot":
return () => _mainWindow.SaveScreenShotToDesktop();
case "QuickDraw":
return () => _mainWindow.OpenQuickDrawFromHotkey();
case "Hide":
return () => _mainWindow.SymbolIconEmoji_MouseUp(null, null);
case "Exit":
return () => _mainWindow.KeyExit(null, null);
default:
LogHelper.WriteLogToFile($"未知的快捷键名称: {hotkeyName}", LogHelper.LogType.Warning);
return null;
}
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"获取快捷键 {hotkeyName} 对应动作时出错: {ex.Message}", LogHelper.LogType.Error);
return null;
}
}
/// <summary>
/// 检查当前是否处于鼠标模式(选择模式)
/// </summary>
/// <returns>如果处于鼠标模式则返回true(不应该注册快捷键),否则返回false(应该注册快捷键)</returns>
private bool IsInSelectMode()
{
try
{
// 通过反射访问主窗口的FloatingbarSelectionBG字段
var floatingbarSelectionBGField = _mainWindow.GetType().GetField("FloatingbarSelectionBG",
BindingFlags.NonPublic | BindingFlags.Instance);
if (floatingbarSelectionBGField != null)
{
var floatingbarSelectionBG = floatingbarSelectionBGField.GetValue(_mainWindow);
if (floatingbarSelectionBG != null)
{
// 检查高光是否可见
var visibilityProperty = floatingbarSelectionBG.GetType().GetProperty("Visibility");
if (visibilityProperty != null)
{
var visibility = visibilityProperty.GetValue(floatingbarSelectionBG);
if (visibility != null && visibility.ToString() == "Hidden")
{
// 高光隐藏,说明没有选中任何工具,此时应该注销快捷键以释放系统快捷键
return true; // 返回true表示应该注销快捷键
}
}
// 通过反射访问Canvas.GetLeft方法来获取高光位置
var canvasType = Type.GetType("System.Windows.Controls.Canvas, PresentationFramework");
if (canvasType != null)
{
var getLeftMethod = canvasType.GetMethod("GetLeft", BindingFlags.Public | BindingFlags.Static);
if (getLeftMethod != null)
{
var leftPosition = getLeftMethod.Invoke(null, new[] { floatingbarSelectionBG });
if (leftPosition != null)
{
var position = Convert.ToDouble(leftPosition);
// 根据高光位置判断当前选中的工具
// 位置计算基于SetFloatingBarHighlightPosition方法中的逻辑
bool isMouseMode;
// 简化判断:如果位置接近0,说明是鼠标模式
// 如果位置接近28,说明是批注模式
// 如果位置更大,说明是其他工具
if (position < 5) // 鼠标模式:marginOffset + (cursorWidth - actualHighlightWidth) / 2 ≈ 0
{
isMouseMode = true;
}
else if (position < 35) // 批注模式:marginOffset + cursorWidth + (penWidth - actualHighlightWidth) / 2 ≈ 28
{
isMouseMode = false;
}
else // 其他工具(橡皮擦、选择等)
{
isMouseMode = false;
}
return isMouseMode;
}
}
}
}
}
// 如果无法获取高光状态,则回退到inkCanvas.EditingMode判断
// 通过反射访问主窗口的inkCanvas字段
var inkCanvasField = _mainWindow.GetType().GetField("inkCanvas",
BindingFlags.NonPublic | BindingFlags.Instance);
if (inkCanvasField != null)
{
var inkCanvas = inkCanvasField.GetValue(_mainWindow);
if (inkCanvas != null)
{
// 通过反射访问inkCanvas的EditingMode属性
var editingModeProperty = inkCanvas.GetType().GetProperty("EditingMode");
if (editingModeProperty != null)
{
var editingMode = editingModeProperty.GetValue(inkCanvas);
if (editingMode != null)
{
// 检查是否为批注模式
var isInkMode = editingMode.ToString().Contains("Ink");
var isSelectMode = editingMode.ToString().Contains("Select");
// 如果是批注模式或选择模式,则应该注册快捷键(返回false)
// 如果是橡皮擦模式或其他模式,则不应该注册快捷键(返回true)
var shouldNotRegisterHotkeys = !isInkMode && !isSelectMode;
return shouldNotRegisterHotkeys;
}
}
}
}
// 如果无法获取任何状态信息,则回退到原来的判断逻辑
// 通过反射访问主窗口的currentMode字段(作为最后的备用方案)
var currentModeField = _mainWindow.GetType().GetField("currentMode",
BindingFlags.NonPublic | BindingFlags.Instance);
if (currentModeField != null)
{
var currentMode = currentModeField.GetValue(_mainWindow);
if (currentMode != null)
{
var modeValue = currentMode.ToString();
// 注意:这里的逻辑需要修正
// currentMode == 0 表示屏幕模式(PPT放映),此时应该允许快捷键
// currentMode == 1 表示黑板/白板模式,此时也应该允许快捷键
var isSelectMode = false; // 修正:所有模式都应该允许快捷键
return isSelectMode;
}
}
return false; // 默认允许快捷键
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"检查鼠标模式状态时出错: {ex.Message}", LogHelper.LogType.Warning);
return false; // 出错时默认允许快捷键
}
}
#endregion
#region IDisposable Implementation
public void Dispose()
{
if (!_isDisposed)
{
// 注销所有快捷键
UnregisterAllHotkeys();
// 停止定时器
if (_mousePositionTimer != null)
{
_mousePositionTimer.Stop();
_mousePositionTimer = null;
}
// 移除事件监听器
if (_mainWindow != null)
{
if (_isMultiScreenMode)
{
_mainWindow.LocationChanged -= OnWindowLocationChanged;
}
_mainWindow.GotFocus -= OnWindowGotFocus;
_mainWindow.LostFocus -= OnWindowLostFocus;
_mainWindow.MouseEnter -= OnMouseEnterWindow;
_mainWindow.MouseLeave -= OnMouseLeaveWindow;
}
_isDisposed = true;
}
}
#endregion
#region Nested Classes
/// <summary>
/// 快捷键信息类
/// </summary>
public class HotkeyInfo
{
public string Name { get; set; }
public Key Key { get; set; }
public ModifierKeys Modifiers { get; set; }
public Action Action { get; set; }
public override string ToString()
{
var modifiersText = Modifiers == ModifierKeys.None ? "" : $"{Modifiers}+";
return $"{modifiersText}{Key}";
}
}
/// <summary>
/// 快捷键配置类
/// </summary>
private class HotkeyConfig
{
public string Version { get; set; }
public DateTime LastModified { get; set; }
public List<HotkeyConfigItem> Hotkeys { get; set; }
}
/// <summary>
/// 快捷键配置项类
/// </summary>
private class HotkeyConfigItem
{
public string Name { get; set; }
public Key Key { get; set; }
public ModifierKeys Modifiers { get; set; }
}
#endregion
}
}