using System.Runtime.InteropServices;

namespace NibblePoker.Win32Bindings.WinUser.SendKeys;

public class Structures {
    [StructLayout(LayoutKind.Sequential)]
    public struct INPUT {
        public int type;
        public InputUnion U;
    }

    [StructLayout(LayoutKind.Explicit)]
    public struct InputUnion {
        [FieldOffset(0)] public MOUSEINPUT mi;
        [FieldOffset(0)] public KEYBDINPUT ki;
        [FieldOffset(0)] public HARDWAREINPUT hi;
    }

    [StructLayout(LayoutKind.Sequential)]
    public struct MOUSEINPUT {
        public int dx;
        public int dy;
        public int mouseData;
        public uint dwFlags;
        public uint time;
        public IntPtr dwExtraInfo;
    }

    [StructLayout(LayoutKind.Sequential)]
    public struct KEYBDINPUT {
        public ushort wVk;
        public ushort wScan;
        public uint dwFlags;
        public uint time;
        public IntPtr dwExtraInfo;
    }

    [StructLayout(LayoutKind.Sequential)]
    public struct HARDWAREINPUT {
        public uint uMsg;
        public ushort wParamL;
        public ushort wParamH;
    }
}