mirror of
https://github.com/microsoft/PowerToys.git
synced 2024-12-24 09:02:47 +08:00
212ea2de30
- remove common lib - split settings, remove common-md - move ipc interop/kb_layout to interop - rename core -> settings, settings -> old_settings - os-detect header-only; interop -> PowerToysInterop - split notifications, move single-use headers where they're used - winstore lib - rename com utils - rename Updating and Telemetry projects - rename core -> settings-ui and remove examples folder - rename settings-ui folder + consisent common/version include
89 lines
2.8 KiB
C#
89 lines
2.8 KiB
C#
// Copyright (c) Microsoft Corporation
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// The Microsoft Corporation licenses this file to you under the MIT license.
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// See the LICENSE file in the project root for more information.
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using System;
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using System.Diagnostics.CodeAnalysis;
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using interop;
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namespace Microsoft.PowerToys.Settings.UI.Library
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{
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public delegate void KeyEvent(int key);
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public delegate bool IsActive();
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public delegate bool FilterAccessibleKeyboardEvents(int key, UIntPtr extraInfo);
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public class HotkeySettingsControlHook : IDisposable
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{
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private const int WmKeyDown = 0x100;
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private const int WmKeyUp = 0x101;
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private const int WmSysKeyDown = 0x0104;
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private const int WmSysKeyUp = 0x0105;
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[SuppressMessage("Usage", "CA2213:Disposable fields should be disposed", Justification = "This class conforms to the IDisposable pattern, and the Dispose and C++ destructor does get called when debugging. Looks like a false positive from FxCop.")]
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private KeyboardHook _hook;
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private KeyEvent _keyDown;
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private KeyEvent _keyUp;
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private IsActive _isActive;
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private bool disposedValue;
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private FilterAccessibleKeyboardEvents _filterKeyboardEvent;
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public HotkeySettingsControlHook(KeyEvent keyDown, KeyEvent keyUp, IsActive isActive, FilterAccessibleKeyboardEvents filterAccessibleKeyboardEvents)
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{
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_keyDown = keyDown;
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_keyUp = keyUp;
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_isActive = isActive;
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_filterKeyboardEvent = filterAccessibleKeyboardEvents;
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_hook = new KeyboardHook(HotkeySettingsHookCallback, IsActive, FilterKeyboardEvents);
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_hook.Start();
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}
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private bool IsActive()
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{
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return _isActive();
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}
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private void HotkeySettingsHookCallback(KeyboardEvent ev)
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{
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switch (ev.message)
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{
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case WmKeyDown:
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case WmSysKeyDown:
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_keyDown(ev.key);
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break;
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case WmKeyUp:
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case WmSysKeyUp:
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_keyUp(ev.key);
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break;
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}
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}
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private bool FilterKeyboardEvents(KeyboardEvent ev)
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{
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return _filterKeyboardEvent(ev.key, (UIntPtr)ev.dwExtraInfo);
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}
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protected virtual void Dispose(bool disposing)
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{
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if (!disposedValue)
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{
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if (disposing)
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{
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// Dispose the KeyboardHook object to terminate the hook threads
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_hook.Dispose();
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}
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disposedValue = true;
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}
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}
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public void Dispose()
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{
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Dispose(disposing: true);
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GC.SuppressFinalize(this);
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}
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}
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}
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