/// <summary>
/// Moves the wheel horizontally. Specify a negative number to scroll down.
/// </summary>
/// <param name="amount">The amount.</param>
/// <returns></returns>
public static bool MoveWheelHorizontally(int amount)
{
SendInputInfo[] inputs = new SendInputInfo[1];
inputs[0].Type = (int)InputDeviceTypeEnum.Mouse;
inputs[0].Inputs.MouseInput.MouseData = (int)amount * 120;
inputs[0].Inputs.MouseInput.DwFlags = (uint)MouseEventEnum.HWheel;
inputs[0].Inputs.MouseInput.DwExtraInfo = NativeMethods.GetMessageExtraInfo();
return NativeMethods.SendInput(1, inputs, System.Runtime.InteropServices.Marshal.SizeOf(inputs[0])) == 1;
}
/// <summary>
/// Moves the cursor with relative coordinates.
/// </summary>
/// <param name="x">The x.</param>
/// <param name="y">The y.</param>
/// <returns></returns>
public static bool MoveRelative(int x, int y)
{
SendInputInfo[] inputs = new SendInputInfo[1];
inputs[0].Type = (int)InputDeviceTypeEnum.Mouse;
inputs[0].Inputs.MouseInput.Dx = x;
inputs[0].Inputs.MouseInput.Dy = y;
inputs[0].Inputs.MouseInput.DwFlags = (uint)MouseEventEnum.Move;
inputs[0].Inputs.MouseInput.DwExtraInfo = NativeMethods.GetMessageExtraInfo();
return NativeMethods.SendInput(1, inputs, System.Runtime.InteropServices.Marshal.SizeOf(inputs[0])) == 1;
}
/// <summary>
/// Performs a key down operation.
/// </summary>
/// <param name="key">The key.</param>
/// <returns></returns>
public static bool PerformKeyDown(Keys key)
{
byte virtualKeyOrModifier = (byte)key;
ushort scanCode = (ushort)NativeMethods.MapVirtualKey(virtualKeyOrModifier, 0);
SendInputInfo[] inputs = new SendInputInfo[1];
inputs[0].Type = (int)InputDeviceTypeEnum.Keyboard;
inputs[0].Inputs.KeyboardInput.WVirtualKeyCode = virtualKeyOrModifier;
inputs[0].Inputs.KeyboardInput.WScanCode = scanCode;
inputs[0].Inputs.KeyboardInput.DwFlags = (uint)KeyboardKeyEventEnum.KeyDown | 0;
return NativeMethods.SendInput(1, inputs, System.Runtime.InteropServices.Marshal.SizeOf(inputs[0])) == 1;
}
/// <summary>
/// Moves the cursor to the provided absolute coordinates.
/// This is a WinApi call. Using Cursor.Position property is recommended.
/// </summary>
/// <param name="x">The x.</param>
/// <param name="y">The y.</param>
/// <returns></returns>
public static bool MoveAbsolute(int x, int y)
{
bool result = false;
SendInputInfo[] inputs = new SendInputInfo[1];
inputs[0].Type = (int)InputDeviceTypeEnum.Mouse;
inputs[0].Inputs.MouseInput.Dx = 0;
inputs[0].Inputs.MouseInput.Dy = 0;
inputs[0].Inputs.MouseInput.DwFlags = (uint)MouseEventEnum.Move | (uint)MouseEventEnum.Absolute;
inputs[0].Inputs.MouseInput.DwExtraInfo = NativeMethods.GetMessageExtraInfo();
if (NativeMethods.SendInput(1, inputs, System.Runtime.InteropServices.Marshal.SizeOf(inputs[0])) == 1)
{
result = MoveRelative(x, y);
}
return result;
}
/// <summary>
/// Performs mouse up.
/// </summary>
/// <param name="button">The button.</param>
/// <returns></returns>
public static bool PerformUp(MouseButtons button)
{
SendInputInfo[] inputs = new SendInputInfo[1];
inputs[0].Type = (int)InputDeviceTypeEnum.Mouse;
inputs[0].Inputs.MouseInput.DwExtraInfo = NativeMethods.GetMessageExtraInfo();
switch (button)
{
case MouseButtons.Left:
inputs[0].Inputs.MouseInput.DwFlags = (uint)MouseEventEnum.LeftUp;
break;
case MouseButtons.Middle:
inputs[0].Inputs.MouseInput.DwFlags = (uint)MouseEventEnum.MiddleUp;
break;
case MouseButtons.Right:
inputs[0].Inputs.MouseInput.DwFlags = (uint)MouseEventEnum.RightUp;
break;
case MouseButtons.XButton1:
inputs[0].Inputs.MouseInput.DwFlags = (uint)MouseEventEnum.XUp;
inputs[0].Inputs.MouseInput.MouseData = (int)MouseXButtonEnum.XButton1;
break;
case MouseButtons.XButton2:
inputs[0].Inputs.MouseInput.DwFlags = (uint)MouseEventEnum.XUp;
inputs[0].Inputs.MouseInput.MouseData = (int)MouseXButtonEnum.XButton2;
break;
}
return NativeMethods.SendInput(1, inputs, System.Runtime.InteropServices.Marshal.SizeOf(inputs[0])) == 1;
}
