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add code regions
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@jjw24
jjw24 committed Dec 27, 2024
1 parent 0288c25 commit 9cb63d5
Showing 1 changed file with 149 additions and 135 deletions.
284 changes: 149 additions & 135 deletions ChefKeys/ChefKeysManager.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -11,21 +11,14 @@ namespace ChefKeys
{
public static class ChefKeysManager

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Missing XML comment for publicly visible type or member 'ChefKeysManager'
{
#region setup

private static IntPtr _hookID = IntPtr.Zero;
private static LowLevelKeyboardProc _proc;
private static bool _isSimulatingKeyPress = false;

private static readonly Dictionary<int, KeyRecord> registeredHotkeys;
private static readonly KeyRecord nonRegisteredKeyRecord;

private static bool isLWinKeyDown = false;
private static bool nonRegisteredKeyDown = false;
private static bool cancelAction = false;
private static bool registeredKeyDown = false;

public static bool StartMenuEnableBlocking = false;
public static bool StartMenuBlocked = false;
public static string StartMenuSimulatedKey = "LeftAlt";

static ChefKeysManager()
{
Expand Down Expand Up @@ -54,136 +47,19 @@ private static IntPtr SetHook(LowLevelKeyboardProc proc)
}
}

private static IEnumerable<string> SplitHotkeyReversed(string hotkeys) => hotkeys.Split("+", StringSplitOptions.RemoveEmptyEntries).Reverse();

public static void RegisterHotkey(string hotkeys, Action<string> action) => RegisterHotkey(hotkeys, hotkeys, action);

public static void RegisterHotkey(string hotkeys, string previousHotkey, Action<string> action)
{
hotkeys = ConvertIncorrectKeyString(hotkeys);
previousHotkey = ConvertIncorrectKeyString(previousHotkey);

UnregisterHotkey(previousHotkey);

// The released key need to be the unique key in the dictionary.
// The last key in the combo is the release key that triggers action
var keys = SplitHotkeyReversed(hotkeys);

var vkCodeCombo0 = keys.ElementAtOrDefault(1) is not null ? ToKeyCode(keys.ElementAtOrDefault(1)) : 0;
var vkCodeCombo1 = keys.ElementAtOrDefault(2) is not null ? ToKeyCode(keys.ElementAtOrDefault(2)) : 0;
var vkCodeCombo2 = keys.ElementAtOrDefault(3) is not null ? ToKeyCode(keys.ElementAtOrDefault(3)) : 0;

var singleKey = vkCodeCombo0 + vkCodeCombo1 + vkCodeCombo2 == 0;
var comboKeys = singleKey is false;
var vk_code = ToKeyCode(keys.First());

if (registeredHotkeys.TryGetValue(vk_code, out var existingKeyRecord))
{
if (singleKey && !existingKeyRecord.isSingleKeyRegistered)
existingKeyRecord.isSingleKeyRegistered = true;

if (comboKeys)
existingKeyRecord.RegisterKeyCombo(hotkeys, vk_code, action, vkCodeCombo0, vkCodeCombo1, vkCodeCombo2);

return;
}

var keyRecord = new KeyRecord
{
vk_code = ToKeyCode(keys.First()),
HandleKeyPress = HandleRegisteredKeyPress,
isSingleKeyRegistered = singleKey,
action = singleKey? action : null
};

if (comboKeys)
keyRecord.RegisterKeyCombo(hotkeys, vk_code, action, vkCodeCombo0, vkCodeCombo1, vkCodeCombo2);

registeredHotkeys.Add(ToKeyCode(keys.First()), keyRecord);
}

public static void UnregisterHotkey(string hotkey)
{
if (!registeredHotkeys.TryGetValue(ToKeyCode(SplitHotkeyReversed(hotkey).First()), out var existingKeyRecord))
return;

if (!existingKeyRecord.KeyComboRecords.Exists(x => x.comboRaw == hotkey))
return;

if (!hotkey.Contains('+'))
{
existingKeyRecord.action -= existingKeyRecord.action;
existingKeyRecord.isSingleKeyRegistered = false;

if (!existingKeyRecord.AreKeyCombosRegistered())
registeredHotkeys.Remove(existingKeyRecord.vk_code);
#endregion setup

return;
}

var comboRecord = existingKeyRecord.KeyComboRecords.FirstOrDefault(x => x.comboRaw == hotkey);
comboRecord.action -= comboRecord.action;
existingKeyRecord.KeyComboRecords.RemoveAll(x => x.comboRaw == hotkey);

if (!existingKeyRecord.isSingleKeyRegistered && !existingKeyRecord.AreKeyCombosRegistered())
registeredHotkeys.Remove(existingKeyRecord.vk_code);
}

private static int ToKeyCode(string key)
{
return KeyInterop.VirtualKeyFromKey((Key)Enum.Parse(typeof(Key), key));
}

private static string ConvertIncorrectKeyString(string hotkey)
{
var keys = hotkey.Split("+", StringSplitOptions.RemoveEmptyEntries);
#region key press logic

var newHotkey = string.Empty;
foreach (var key in keys)
{
if (!string.IsNullOrEmpty(newHotkey))
newHotkey += "+";
// TODO: convert lowercase string passed in e.g. "win", "lwin", "leftalt+z"
switch (key.ToLower())
{
case "alt":
newHotkey += "LeftAlt";
break;
case "lalt":
newHotkey += "LeftAlt";
break;
case "ralt":
newHotkey += "RightAlt";
break;
case "ctrl":
newHotkey += "LeftCtrl";
break;
case "lctrl":
newHotkey += "LeftCtrl";
break;
case "rctrl":
newHotkey += "RightCtrl";
break;
case "shift":
newHotkey += "LeftShift";
break;
case "lshift":
newHotkey += "LeftShift";
break;
case "rshift":
newHotkey += "RightShift";
break;
case "win":
newHotkey += "LWin";
break;
default:
newHotkey += key;
break;
}
}
private static bool isLWinKeyDown = false;
private static bool nonRegisteredKeyDown = false;
private static bool cancelAction = false;
private static bool registeredKeyDown = false;

return newHotkey;
}
public static bool StartMenuEnableBlocking = false;

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Missing XML comment for publicly visible type or member 'ChefKeysManager.StartMenuEnableBlocking'
public static bool StartMenuBlocked = false;

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public static string StartMenuSimulatedKey = "LeftAlt";

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private static IntPtr HookCallback(int nCode, IntPtr wParam, IntPtr lParam)
{
Expand Down Expand Up @@ -319,5 +195,143 @@ private static void BlockWindowsStartMenu()
keybd_event(VK_LALT, 0, KEYEVENTF_KEYUP, UIntPtr.Zero);
_isSimulatingKeyPress = false;
}

#endregion key press logic


#region key management

public static void RegisterHotkey(string hotkeys, Action<string> action) => RegisterHotkey(hotkeys, hotkeys, action);

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Missing XML comment for publicly visible type or member 'ChefKeysManager.RegisterHotkey(string, Action<string>)'

public static void RegisterHotkey(string hotkeys, string previousHotkey, Action<string> action)

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Missing XML comment for publicly visible type or member 'ChefKeysManager.RegisterHotkey(string, string, Action<string>)'
{
hotkeys = ConvertIncorrectKeyString(hotkeys);
previousHotkey = ConvertIncorrectKeyString(previousHotkey);

UnregisterHotkey(previousHotkey);

// The released key need to be the unique key in the dictionary.
// The last key in the combo is the release key that triggers action
var keys = SplitHotkeyReversed(hotkeys);

var vkCodeCombo0 = keys.ElementAtOrDefault(1) is not null ? ToKeyCode(keys.ElementAtOrDefault(1)) : 0;
var vkCodeCombo1 = keys.ElementAtOrDefault(2) is not null ? ToKeyCode(keys.ElementAtOrDefault(2)) : 0;
var vkCodeCombo2 = keys.ElementAtOrDefault(3) is not null ? ToKeyCode(keys.ElementAtOrDefault(3)) : 0;

var singleKey = vkCodeCombo0 + vkCodeCombo1 + vkCodeCombo2 == 0;
var comboKeys = singleKey is false;
var vk_code = ToKeyCode(keys.First());

if (registeredHotkeys.TryGetValue(vk_code, out var existingKeyRecord))
{
if (singleKey && !existingKeyRecord.isSingleKeyRegistered)
existingKeyRecord.isSingleKeyRegistered = true;

if (comboKeys)
existingKeyRecord.RegisterKeyCombo(hotkeys, vk_code, action, vkCodeCombo0, vkCodeCombo1, vkCodeCombo2);

return;
}

var keyRecord = new KeyRecord
{
vk_code = ToKeyCode(keys.First()),
HandleKeyPress = HandleRegisteredKeyPress,
isSingleKeyRegistered = singleKey,
action = singleKey ? action : null
};

if (comboKeys)
keyRecord.RegisterKeyCombo(hotkeys, vk_code, action, vkCodeCombo0, vkCodeCombo1, vkCodeCombo2);

registeredHotkeys.Add(ToKeyCode(keys.First()), keyRecord);
}

public static void UnregisterHotkey(string hotkey)
{
if (!registeredHotkeys.TryGetValue(ToKeyCode(SplitHotkeyReversed(hotkey).First()), out var existingKeyRecord))
return;

if (!existingKeyRecord.KeyComboRecords.Exists(x => x.comboRaw == hotkey))
return;

if (!hotkey.Contains('+'))
{
existingKeyRecord.action -= existingKeyRecord.action;
existingKeyRecord.isSingleKeyRegistered = false;

if (!existingKeyRecord.AreKeyCombosRegistered())
registeredHotkeys.Remove(existingKeyRecord.vk_code);

return;
}

var comboRecord = existingKeyRecord.KeyComboRecords.FirstOrDefault(x => x.comboRaw == hotkey);
comboRecord.action -= comboRecord.action;
existingKeyRecord.KeyComboRecords.RemoveAll(x => x.comboRaw == hotkey);

if (!existingKeyRecord.isSingleKeyRegistered && !existingKeyRecord.AreKeyCombosRegistered())
registeredHotkeys.Remove(existingKeyRecord.vk_code);
}

private static int ToKeyCode(string key)
{
return KeyInterop.VirtualKeyFromKey((Key)Enum.Parse(typeof(Key), key));
}

private static IEnumerable<string> SplitHotkeyReversed(string hotkeys) => hotkeys.Split("+", StringSplitOptions.RemoveEmptyEntries).Reverse();

private static string ConvertIncorrectKeyString(string hotkey)
{
var keys = hotkey.Split("+", StringSplitOptions.RemoveEmptyEntries);

var newHotkey = string.Empty;
foreach (var key in keys)
{
if (!string.IsNullOrEmpty(newHotkey))
newHotkey += "+";
// TODO: convert lowercase string passed in e.g. "win", "lwin", "leftalt+z" ??
switch (key.ToLower())
{
case "alt":
newHotkey += "LeftAlt";
break;
case "lalt":
newHotkey += "LeftAlt";
break;
case "ralt":
newHotkey += "RightAlt";
break;
case "ctrl":
newHotkey += "LeftCtrl";
break;
case "lctrl":
newHotkey += "LeftCtrl";
break;
case "rctrl":
newHotkey += "RightCtrl";
break;
case "shift":
newHotkey += "LeftShift";
break;
case "lshift":
newHotkey += "LeftShift";
break;
case "rshift":
newHotkey += "RightShift";
break;
case "win":
newHotkey += "LWin";
break;
default:
newHotkey += key;
break;
}
}

return newHotkey;
}

#endregion key management
}
}

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