63 lines
1.5 KiB
C#
63 lines
1.5 KiB
C#
using System.Collections.Generic;
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using SlimDX;
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using SlimDX.DirectInput;
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namespace BizHawk.Client.EmuHawk
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{
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public static class KeyInput
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{
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private static DirectInput dinput;
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private static Keyboard keyboard;
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private static KeyboardState state = new KeyboardState();
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public static void Initialize()
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{
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if (dinput == null)
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dinput = new DirectInput();
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if (keyboard == null || keyboard.Disposed)
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keyboard = new Keyboard(dinput);
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keyboard.SetCooperativeLevel(GlobalWin.MainForm.Handle, CooperativeLevel.Background | CooperativeLevel.Nonexclusive);
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keyboard.Properties.BufferSize = 8;
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}
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static List<KeyEvent> EmptyList = new List<KeyEvent>();
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static List<KeyEvent> EventList = new List<KeyEvent>();
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public static IEnumerable<KeyEvent> Update()
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{
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EventList.Clear();
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if (keyboard.Acquire().IsFailure)
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return EmptyList;
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if (keyboard.Poll().IsFailure)
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return EmptyList;
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for (; ; )
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{
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var events = keyboard.GetBufferedData();
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if (Result.Last.IsFailure)
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return EventList;
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if (events.Count == 0)
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break;
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foreach (var e in events)
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{
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foreach (var k in e.PressedKeys)
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EventList.Add(new KeyEvent { Key = k, Pressed = true });
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foreach (var k in e.ReleasedKeys)
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EventList.Add(new KeyEvent { Key = k, Pressed = false });
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}
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}
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return EventList;
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}
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public struct KeyEvent
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{
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public Key Key;
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public bool Pressed;
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}
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}
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}
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