Remove native logic that supported raw mouse

osu.Framework/Platform/Windows/Native/Input.cs

@@ -2,72 +2,12 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using System;
-using System.Drawing;
 using System.Runtime.InteropServices;
 
 namespace osu.Framework.Platform.Windows.Native
 {
     internal static class Input
     {
-        [DllImport("user32.dll")]
-        public static extern bool RegisterRawInputDevices(
-            [MarshalAs(UnmanagedType.LPArray, SizeParamIndex = 1)]
-            RawInputDevice[] pRawInputDevices,
-            int uiNumDevices,
-            int cbSize);
-
-        [DllImport("user32.dll")]
-        public static extern int GetRawInputData(IntPtr hRawInput, RawInputCommand uiCommand, out RawInputData pData, ref int pcbSize, int cbSizeHeader);
-
-        internal static Rectangle VirtualScreenRect => new Rectangle(
-            GetSystemMetrics(SM_XVIRTUALSCREEN),
-            GetSystemMetrics(SM_YVIRTUALSCREEN),
-            GetSystemMetrics(SM_CXVIRTUALSCREEN),
-            GetSystemMetrics(SM_CYVIRTUALSCREEN));
-
-        internal const int WM_INPUT = 0x00FF;
-
-        [DllImport("user32.dll")]
-        public static extern int GetSystemMetrics(int nIndex);
-
-        internal static Rectangle GetVirtualScreenRect() => new Rectangle(
-            GetSystemMetrics(SM_XVIRTUALSCREEN),
-            GetSystemMetrics(SM_YVIRTUALSCREEN),
-            GetSystemMetrics(SM_CXVIRTUALSCREEN),
-            GetSystemMetrics(SM_CYVIRTUALSCREEN)
-        );
-
-        public const int SM_XVIRTUALSCREEN = 76;
-        public const int SM_YVIRTUALSCREEN = 77;
-        public const int SM_CXVIRTUALSCREEN = 78;
-        public const int SM_CYVIRTUALSCREEN = 79;
-
-        public const long MI_WP_SIGNATURE = 0xFF515700;
-        public const long MI_WP_SIGNATURE_MASK = 0xFFFFFF00;
-
-        /// <summary>
-        /// Flag distinguishing touch input from mouse input in <see cref="WM_INPUT"/> events.
-        /// </summary>
-        /// <remarks>
-        /// https://docs.microsoft.com/en-us/windows/win32/tablet/system-events-and-mouse-messages
-        /// <para>Additionally, the eighth bit, masked by 0x80, is used to differentiate touch input from pen input (0 = pen, 1 = touch).</para>
-        /// </remarks>
-        private const long touch_flag = 0x80;
-
-        /// <summary>
-        /// https://docs.microsoft.com/en-us/windows/win32/tablet/system-events-and-mouse-messages
-        /// </summary>
-        /// <param name="dw"><see cref="GetMessageExtraInfo"/> for the current <see cref="WM_INPUT"/> event.</param>
-        /// <returns><c>true</c> if this <see cref="WM_INPUT"/> event is from a finger touch, <c>false</c> if it's from mouse or pen input.</returns>
-        public static bool IsTouchEvent(long dw) => (dw & MI_WP_SIGNATURE_MASK) == MI_WP_SIGNATURE && HasTouchFlag(dw);
-
-        /// <param name="extraInformation"><see cref="RawMouse.ExtraInformation"/> or <see cref="GetMessageExtraInfo"/></param>
-        /// <returns>Whether <paramref name="extraInformation"/> has the <see cref="touch_flag"/> set.</returns>
-        public static bool HasTouchFlag(long extraInformation) => (extraInformation & touch_flag) == touch_flag;
-
-        [DllImport("user32.dll", SetLastError = false)]
-        public static extern long GetMessageExtraInfo();
-
         [DllImport("user32.dll", SetLastError = true)]
         [return: MarshalAs(UnmanagedType.Bool)]
         private static extern unsafe bool SetWindowFeedbackSetting(IntPtr hwnd, FeedbackType feedback, ulong flags, uint size, int* configuration);
@@ -87,277 +27,6 @@ public static unsafe void SetWindowFeedbackSetting(IntPtr hwnd, FeedbackType fee
         }
     }
 
-    /// <summary>
-    /// Value type for raw input.
-    /// </summary>
-    public struct RawInputData
-    {
-        /// <summary>Header for the data.</summary>
-        public RawInputHeader Header;
-
-        /// <summary>Mouse raw input data.</summary>
-        public RawMouse Mouse;
-
-        // This struct is a lot larger but the remaining elements have been omitted until required (Keyboard / HID / Touch).
-    }
-
-    /// <summary>
-    /// Contains information about the state of the mouse.
-    /// </summary>
-    public struct RawMouse
-    {
-        /// <summary>
-        /// The mouse state.
-        /// </summary>
-        public RawMouseFlags Flags;
-
-        /// <summary>
-        /// Flags for the event.
-        /// </summary>
-        public RawMouseButtons ButtonFlags;
-
-        /// <summary>
-        /// If the mouse wheel is moved, this will contain the delta amount.
-        /// </summary>
-        public short ButtonData;
-
-        /// <summary>
-        /// Raw button data.
-        /// </summary>
-        public uint RawButtons;
-
-        /// <summary>
-        /// The motion in the X direction. This is signed relative motion or
-        /// absolute motion, depending on the value of usFlags.
-        /// </summary>
-        public int LastX;
-
-        /// <summary>
-        /// The motion in the Y direction. This is signed relative motion or absolute motion,
-        /// depending on the value of usFlags.
-        /// </summary>
-        public int LastY;
-
-        /// <summary>
-        /// The device-specific additional information for the event.
-        /// </summary>
-        public uint ExtraInformation;
-    }
-
-    /// <summary>
-    /// Enumeration containing the flags for raw mouse data.
-    /// </summary>
-    [Flags]
-    public enum RawMouseFlags : ushort
-    {
-        /// <summary>Relative to the last position.</summary>
-        MoveRelative = 0,
-
-        /// <summary>Absolute positioning.</summary>
-        MoveAbsolute = 1,
-
-        /// <summary>Coordinate data is mapped to a virtual desktop.</summary>
-        VirtualDesktop = 2,
-
-        /// <summary>Attributes for the mouse have changed.</summary>
-        AttributesChanged = 4,
-
-        /// <summary>WM_MOUSEMOVE and WM_INPUT don't coalesce</summary>
-        MoveNoCoalesce = 8,
-    }
-
-    /// <summary>
-    /// Enumeration containing the button data for raw mouse input.
-    /// </summary>
-    public enum RawMouseButtons : ushort
-    {
-        /// <summary>No button.</summary>
-        None = 0,
-
-        /// <summary>Left (button 1) down.</summary>
-        LeftDown = 0x0001,
-
-        /// <summary>Left (button 1) up.</summary>
-        LeftUp = 0x0002,
-
-        /// <summary>Right (button 2) down.</summary>
-        RightDown = 0x0004,
-
-        /// <summary>Right (button 2) up.</summary>
-        RightUp = 0x0008,
-
-        /// <summary>Middle (button 3) down.</summary>
-        MiddleDown = 0x0010,
-
-        /// <summary>Middle (button 3) up.</summary>
-        MiddleUp = 0x0020,
-
-        /// <summary>Button 4 down.</summary>
-        Button4Down = 0x0040,
-
-        /// <summary>Button 4 up.</summary>
-        Button4Up = 0x0080,
-
-        /// <summary>Button 5 down.</summary>
-        Button5Down = 0x0100,
-
-        /// <summary>Button 5 up.</summary>
-        Button5Up = 0x0200,
-
-        /// <summary>Mouse wheel moved.</summary>
-        MouseWheel = 0x0400
-    }
-
-    /// <summary>
-    /// Enumeration contanining the command types to issue.
-    /// </summary>
-    public enum RawInputCommand
-    {
-        /// <summary>
-        /// Get input data.
-        /// </summary>
-        Input = 0x10000003,
-
-        /// <summary>
-        /// Get header data.
-        /// </summary>
-        Header = 0x10000005
-    }
-
-    /// <summary>
-    /// Enumeration containing the type device the raw input is coming from.
-    /// </summary>
-    public enum RawInputType
-    {
-        /// <summary>
-        /// Mouse input.
-        /// </summary>
-        Mouse = 0,
-
-        /// <summary>
-        /// Keyboard input.
-        /// </summary>
-        Keyboard = 1,
-
-        /// <summary>
-        /// Another device that is not the keyboard or the mouse.
-        /// </summary>
-        HID = 2
-    }
-
-#pragma warning disable IDE1006 // Naming style
-
-    /// <summary>
-    /// Value type for a raw input header.
-    /// </summary>
-    [StructLayout(LayoutKind.Sequential)]
-    public struct RawInputHeader
-    {
-        /// <summary>Type of device the input is coming from.</summary>
-        public RawInputType Type;
-
-        /// <summary>Size of the packet of data.</summary>
-        public int Size;
-
-        /// <summary>Handle to the device sending the data.</summary>
-        public IntPtr Device;
-
-        /// <summary>wParam from the window message.</summary>
-        public IntPtr wParam;
-    }
-
-    [StructLayout(LayoutKind.Sequential)]
-    public struct RawInputDevice
-    {
-        /// <summary>Top level collection Usage page for the raw input device.</summary>
-        public HIDUsagePage UsagePage;
-
-        /// <summary>Top level collection Usage for the raw input device. </summary>
-        public HIDUsage Usage;
-
-        /// <summary>Mode flag that specifies how to interpret the information provided by UsagePage and Usage.</summary>
-        public RawInputDeviceFlags Flags;
-
-        /// <summary>Handle to the target device. If NULL, it follows the keyboard focus.</summary>
-        public IntPtr WindowHandle;
-    }
-
-#pragma warning restore IDE1006
-
-    /// <summary>Enumeration containing flags for a raw input device.</summary>
-    public enum RawInputDeviceFlags
-    {
-        /// <summary>No flags.</summary>
-        None = 0,
-
-        /// <summary>If set, this removes the top level collection from the inclusion list. This tells the operating system to stop reading from a device which matches the top level collection.</summary>
-        Remove = 0x00000001,
-
-        /// <summary>If set, this specifies the top level collections to exclude when reading a complete usage page. This flag only affects a TLC whose usage page is already specified with PageOnly.</summary>
-        Exclude = 0x00000010,
-
-        /// <summary>If set, this specifies all devices whose top level collection is from the specified usUsagePage. Note that Usage must be zero. To exclude a particular top level collection, use Exclude.</summary>
-        PageOnly = 0x00000020,
-
-        /// <summary>If set, this prevents any devices specified by UsagePage or Usage from generating legacy messages. This is only for the mouse and keyboard.</summary>
-        NoLegacy = 0x00000030,
-
-        /// <summary>If set, this enables the caller to receive the input even when the caller is not in the foreground. Note that WindowHandle must be specified.</summary>
-        InputSink = 0x00000100,
-
-        /// <summary>If set, the mouse button click does not activate the other window.</summary>
-        CaptureMouse = 0x00000200,
-
-        /// <summary>If set, the application-defined keyboard device hotkeys are not handled. However, the system hotkeys; for example, ALT+TAB and CTRL+ALT+DEL, are still handled. By default, all keyboard hotkeys are handled. NoHotKeys can be specified even if NoLegacy is not specified and WindowHandle is NULL.</summary>
-        NoHotKeys = 0x00000200,
-
-        /// <summary>If set, application keys are handled.  NoLegacy must be specified.  Keyboard only.</summary>
-        AppKeys = 0x00000400
-    }
-
-    public enum HIDUsage : ushort
-    {
-        Pointer = 0x01,
-        Mouse = 0x02,
-        Joystick = 0x04,
-        Gamepad = 0x05,
-        Keyboard = 0x06,
-        Keypad = 0x07,
-        SystemControl = 0x80,
-    }
-
-    public enum HIDUsagePage : ushort
-    {
-        Undefined = 0x00,
-        Generic = 0x01,
-        Simulation = 0x02,
-        VR = 0x03,
-        Sport = 0x04,
-        Game = 0x05,
-        Keyboard = 0x07,
-        LED = 0x08,
-        Button = 0x09,
-        Ordinal = 0x0A,
-        Telephony = 0x0B,
-        Consumer = 0x0C,
-        Digitizer = 0x0D,
-        PID = 0x0F,
-        Unicode = 0x10,
-        AlphaNumeric = 0x14,
-        Medical = 0x40,
-        MonitorPage0 = 0x80,
-        MonitorPage1 = 0x81,
-        MonitorPage2 = 0x82,
-        MonitorPage3 = 0x83,
-        PowerPage0 = 0x84,
-        PowerPage1 = 0x85,
-        PowerPage2 = 0x86,
-        PowerPage3 = 0x87,
-        BarCode = 0x8C,
-        Scale = 0x8D,
-        MSR = 0x8E
-    }
-
     public enum FeedbackType
     {
         TouchContactVisualization = 1,