/// <summary>
/// 鼠标钩子回调函数
/// </summary>
/// <param name="nCode"></param>
/// <param name="wParam"></param>
/// <param name="lParam"></param>
/// <returns></returns>
private int MouseHookProc(int nCode, IntPtr wParam, IntPtr lParam)
{
try
{
if (nCode < 0)
{
return(WinUserApi.CallNextHookEx(hHook, nCode, wParam, lParam));
}
else
{
WinUserApi.POINT point = new WinUserApi.POINT();
WinUserApi.GetCursorPos(out point);
{
switch ((uint)wParam)
{
case WinUserApi.WM_LBUTTONDOWN:
MouseEventArgs LMouseClickEventArgs = new MouseEventArgs(MouseButtons.Left, 1, point.x, point.y, 0);
MouseClickEvent?.Invoke(this, LMouseClickEventArgs);
break;
case WinUserApi.WM_RBUTTONDOWN:
MouseEventArgs RMouseClickEventArgs = new MouseEventArgs(MouseButtons.Right, 1, point.x, point.y, 0);
MouseClickEvent?.Invoke(this, RMouseClickEventArgs);
break;
case WinUserApi.WM_RBUTTONDBLCLK:
MouseEventArgs RBDBLMouseClickEventArgs = new MouseEventArgs(MouseButtons.Right, 2, point.x, point.y, 0);
MouseClickEvent?.Invoke(this, RBDBLMouseClickEventArgs);
break;
case WinUserApi.WM_MOUSEMOVE:
MouseEventArgs MouseMoveEventArgs = new MouseEventArgs(MouseButtons.None, 0, point.x, point.y, 0);
MouseMoveEvent?.Invoke(this, MouseMoveEventArgs);
break;
}
}
return(WinUserApi.CallNextHookEx(hHook, nCode, wParam, lParam));
}
}
catch { }
return(0);
}
/// <summary>
/// 卸载钩子
/// </summary>
public void UnHook()
{
WinUserApi.UnhookWindowsHookEx(hHook);
}
/// <summary>
/// 安装鼠标钩子
/// </summary>
/// <returns></returns>
public int SetHook()
{
hProc = new WinUserApi.HookProc(MouseHookProc);
hHook = WinUserApi.SetWindowsHookEx(WinUserApi.WH_MOUSE_LL, hProc, IntPtr.Zero, 0);
return(hHook);
}
