Esempio n. 1
0
        private void Dispose(bool disposing)
        {
            if (disposing)
            {
                if (input_context != IntPtr.Zero)
                {
                    Debug.Print("[Input] Destroying libinput context");
                    LibInput.Suspend(input_context);
                    Interlocked.Increment(ref exit);

                    LibInput.DestroyContext(input_context);
                    input_context = IntPtr.Zero;
                }

                if (udev != IntPtr.Zero)
                {
                    Debug.Print("[Input] Destroying udev context");
                    Udev.Destroy(udev);
                    udev = IntPtr.Zero;
                }

                input_interface = null;
            }
            else
            {
                Debug.Print("[Input] {0} leaked. Did you forget to call Dispose()?", GetType().FullName);
            }
        }
        private void Setup()
        {
            // Todo: add static path fallback when udev is not installed.
            udev = Udev.New();
            if (udev == IntPtr.Zero)
            {
                Debug.Print("[Input] Udev.New() failed.");
                Interlocked.Increment(ref exit);
                return;
            }

            Debug.Print("[Input] Udev.New() = {0:x}", udev);

            input_context = LibInput.CreateContext(input_interface, IntPtr.Zero, udev);
            if (input_context == IntPtr.Zero)
            {
                Debug.Print("[Input] LibInput.CreateContext({0:x}) failed.", udev);
                Interlocked.Increment(ref exit);
                return;
            }

            Debug.Print("[Input] LibInput.CreateContext({0:x}) = {1:x}", udev, input_context);

            var seat_id         = "seat0";
            var seat_assignment = LibInput.AssignSeat(input_context, seat_id);

            if (seat_assignment == -1)
            {
                Debug.Print("[Input] LibInput.AssignSeat({0:x}) = {1} failed.", input_context, seat_id);
                Interlocked.Increment(ref exit);
                return;
            }

            Debug.Print("[Input] LibInput.AssignSeat({0:x}) = {1}", input_context, seat_id);

            fd = LibInput.GetFD(input_context);
            if (fd < 0)
            {
                Debug.Print("[Input] LibInput.GetFD({0:x}) failed.", input_context);
                Interlocked.Increment(ref exit);
                return;
            }

            Debug.Print("[Input] LibInput.GetFD({0:x}) = {1}.", input_context, fd);

            ProcessEvents(input_context);
            LibInput.Resume(input_context);
            Debug.Print("[Input] LibInput.Resume({0:x})", input_context);

            if (Interlocked.Read(ref DeviceFDCount) <= 0)
            {
                Debug.Print("[Error] Failed to open any input devices.");
                Debug.Print("[Error] Ensure that you have access to '/dev/input/event*'.");
                Interlocked.Increment(ref exit);
            }
        }