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Update mouse and keyboard input to SendInput API #733

This commit is contained in:
MaxXor 2020-05-30 17:14:20 +02:00
parent 0b699b3366
commit 7f55768842
2 changed files with 143 additions and 31 deletions
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85
Quasar.Client/Helper/NativeMethodsHelper.cs
View File

@ -8,6 +8,9 @@ namespace Quasar.Client.Helper
{
public static class NativeMethodsHelper
{
private const int INPUT_MOUSE = 0;
private const int INPUT_KEYBOARD = 1;
private const uint MOUSEEVENTF_LEFTDOWN = 0x0002;
private const uint MOUSEEVENTF_LEFTUP = 0x0004;
private const uint MOUSEEVENTF_RIGHTDOWN = 0x0008;
@ -27,12 +30,50 @@ public static uint GetLastInputInfoTickCount()
public static void DoMouseLeftClick(Point p, bool isMouseDown)
{
NativeMethods.mouse_event(isMouseDown ? MOUSEEVENTF_LEFTDOWN : MOUSEEVENTF_LEFTUP, p.X, p.Y, 0, UIntPtr.Zero);
NativeMethods.INPUT[] inputs = {
new NativeMethods.INPUT
{
type = INPUT_MOUSE,
u = new NativeMethods.InputUnion
{
mi = new NativeMethods.MOUSEINPUT
{
dx = p.X,
dy = p.Y,
mouseData = 0,
dwFlags = isMouseDown ? MOUSEEVENTF_LEFTDOWN : MOUSEEVENTF_LEFTUP,
time = 0,
dwExtraInfo = NativeMethods.GetMessageExtraInfo()
}
}
}
};
NativeMethods.SendInput((uint)inputs.Length, inputs, Marshal.SizeOf(typeof(NativeMethods.INPUT)));
}
public static void DoMouseRightClick(Point p, bool isMouseDown)
{
NativeMethods.mouse_event(isMouseDown ? MOUSEEVENTF_RIGHTDOWN : MOUSEEVENTF_RIGHTUP, p.X, p.Y, 0, UIntPtr.Zero);
NativeMethods.INPUT[] inputs = {
new NativeMethods.INPUT
{
type = INPUT_MOUSE,
u = new NativeMethods.InputUnion
{
mi = new NativeMethods.MOUSEINPUT
{
dx = p.X,
dy = p.Y,
mouseData = 0,
dwFlags = isMouseDown ? MOUSEEVENTF_RIGHTDOWN : MOUSEEVENTF_RIGHTUP,
time = 0,
dwExtraInfo = NativeMethods.GetMessageExtraInfo()
}
}
}
};
NativeMethods.SendInput((uint)inputs.Length, inputs, Marshal.SizeOf(typeof(NativeMethods.INPUT)));
}
public static void DoMouseMove(Point p)
@ -42,12 +83,48 @@ public static void DoMouseMove(Point p)
public static void DoMouseScroll(Point p, bool scrollDown)
{
NativeMethods.mouse_event(MOUSEEVENTF_WHEEL, p.X, p.Y, scrollDown ? -120 : 120, UIntPtr.Zero);
NativeMethods.INPUT[] inputs = {
new NativeMethods.INPUT
{
type = INPUT_MOUSE,
u = new NativeMethods.InputUnion
{
mi = new NativeMethods.MOUSEINPUT
{
dx = p.X,
dy = p.Y,
mouseData = scrollDown ? -120 : 120,
dwFlags = MOUSEEVENTF_WHEEL,
time = 0,
dwExtraInfo = NativeMethods.GetMessageExtraInfo()
}
}
}
};
NativeMethods.SendInput((uint)inputs.Length, inputs, Marshal.SizeOf(typeof(NativeMethods.INPUT)));
}
public static void DoKeyPress(byte key, bool keyDown)
{
NativeMethods.keybd_event(key, 0, keyDown ? KEYEVENTF_KEYDOWN : KEYEVENTF_KEYUP, UIntPtr.Zero);
NativeMethods.INPUT[] inputs = {
new NativeMethods.INPUT
{
type = INPUT_KEYBOARD,
u = new NativeMethods.InputUnion
{
ki = new NativeMethods.KEYBDINPUT
{
wVk = key,
wScan = 0,
dwFlags = keyDown ? KEYEVENTF_KEYDOWN : KEYEVENTF_KEYUP,
dwExtraInfo = NativeMethods.GetMessageExtraInfo()
}
}
}
};
NativeMethods.SendInput((uint)inputs.Length, inputs, Marshal.SizeOf(typeof(NativeMethods.INPUT)));
}
private const int SPI_GETSCREENSAVERRUNNING = 114;

89
Quasar.Client/Utilities/NativeMethods.cs
View File

@ -6,7 +6,7 @@
namespace Quasar.Client.Utilities
{
/// <summary>
/// Provides access to Win32 API and Microsoft C Runtime Library (msvcrt.dll).
/// Provides access to the Win32 API.
/// </summary>
public static class NativeMethods
{
@ -27,18 +27,6 @@ internal struct LASTINPUTINFO
[DllImport("kernel32.dll", SetLastError = true)]
internal static extern bool QueryFullProcessImageName([In] IntPtr hProcess, [In] uint dwFlags, [Out] StringBuilder lpExeName, [In, Out] ref uint lpdwSize);
[DllImport("user32.dll")]
internal static extern bool GetLastInputInfo(ref LASTINPUTINFO plii);
[DllImport("user32.dll")]
internal static extern bool SetCursorPos(int x, int y);
[DllImport("user32.dll")]
internal static extern void mouse_event(uint dwFlags, int dx, int dy, int dwData, UIntPtr dwExtraInfo);
[DllImport("user32.dll")]
internal static extern bool keybd_event(byte bVk, byte bScan, uint dwFlags, UIntPtr dwExtraInfo);
/// <summary>
/// Performs a bit-block transfer of the color data corresponding to a
/// rectangle of pixels from the specified source device context into
@ -67,28 +55,76 @@ internal struct LASTINPUTINFO
[DllImport("gdi32.dll")]
internal static extern bool DeleteDC([In] IntPtr hdc);
[DllImport("msvcrt.dll", CallingConvention = CallingConvention.Cdecl)]
internal static extern unsafe int memcmp(byte* ptr1, byte* ptr2, uint count);
[DllImport("user32.dll")]
internal static extern bool GetLastInputInfo(ref LASTINPUTINFO plii);
[DllImport("msvcrt.dll", CallingConvention = CallingConvention.Cdecl)]
internal static extern int memcmp(IntPtr ptr1, IntPtr ptr2, uint count);
[DllImport("user32.dll")]
internal static extern bool SetCursorPos(int x, int y);
[DllImport("msvcrt.dll", CallingConvention = CallingConvention.Cdecl)]
internal static extern int memcpy(IntPtr dst, IntPtr src, uint count);
[DllImport("user32.dll", SetLastError = false)]
internal static extern IntPtr GetMessageExtraInfo();
[DllImport("msvcrt.dll", CallingConvention = CallingConvention.Cdecl)]
internal static extern unsafe int memcpy(void* dst, void* src, uint count);
/// <summary>
/// Synthesizes keystrokes, mouse motions, and button clicks.
/// </summary>
[DllImport("user32.dll")]
internal static extern uint SendInput(uint nInputs,
[MarshalAs(UnmanagedType.LPArray), In] INPUT[] pInputs,
int cbSize);
[StructLayout(LayoutKind.Sequential)]
internal struct INPUT
{
internal uint type;
internal InputUnion u;
internal static int Size => Marshal.SizeOf(typeof(INPUT));
}
[StructLayout(LayoutKind.Explicit)]
internal struct InputUnion
{
[FieldOffset(0)]
internal MOUSEINPUT mi;
[FieldOffset(0)]
internal KEYBDINPUT ki;
[FieldOffset(0)]
internal HARDWAREINPUT hi;
}
[StructLayout(LayoutKind.Sequential)]
internal struct MOUSEINPUT
{
internal int dx;
internal int dy;
internal int mouseData;
internal uint dwFlags;
internal uint time;
internal IntPtr dwExtraInfo;
}
[StructLayout(LayoutKind.Sequential)]
internal struct KEYBDINPUT
{
internal ushort wVk;
internal ushort wScan;
internal uint dwFlags;
internal uint time;
internal IntPtr dwExtraInfo;
}
[StructLayout(LayoutKind.Sequential)]
internal struct HARDWAREINPUT
{
public uint uMsg;
public ushort wParamL;
public ushort wParamH;
}
[DllImport("user32.dll")]
internal static extern bool SystemParametersInfo(
uint uAction, uint uParam, ref IntPtr lpvParam,
uint flags);
[DllImport("user32.dll")]
internal static extern bool SystemParametersInfo(
uint uAction, uint uParam, ref bool lpvParam,
uint flags);
[DllImport("user32.dll")]
internal static extern int PostMessage(IntPtr hWnd, int wMsg, IntPtr wParam, IntPtr lParam);
@ -135,7 +171,6 @@ internal struct MibTcprowOwnerPid
public uint remoteAddr;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 4)] public byte[] remotePort;
public uint owningPid;
public IPAddress LocalAddress
{
get { return new IPAddress(localAddr); }