Пример #1
0
        }         // func ConvertEvent

        public IEnumerable <EventArgs> ReadInputEvents(int maxCount = -1)
        {
            if (maxCount < 0)
            {
                maxCount = NumberOfEvents;
            }

            var buffer = new ConsoleInputRecord[1024];

            while (maxCount > 0)
            {
                var readLength = Math.Max(maxCount, buffer.Length);

                if (!ReadConsoleInput(DangerousGetHandle, buffer, unchecked ((uint)readLength), out var readed))
                {
                    throw new Win32Exception();
                }

                // return events
                for (var i = 0; i < readed; i++)
                {
                    if (TryConvertEvent(ref buffer[i], out var ev, out var repeatCount))
                    {
                        for (var j = 0; j < repeatCount; j++)
                        {
                            yield return(ev);
                        }
                    }
                }

                maxCount -= unchecked ((int)readed);
            }
        }         // proc ReadInputEvents
Пример #2
0
        private static bool TryConvertEvent(ref ConsoleInputRecord r, out EventArgs ev, out int repeatCount)
        {
            switch (r.EventType)
            {
            case EventType.KeyEvent:
            {
                var keyCode      = (ConsoleKey)r.KeyEvent.wVirtualKeyCode;
                var keyModifiers = (ConsoleKeyModifiers)r.KeyEvent.dwControlKeyState;
                if (r.KeyEvent.bKeyDown)
                {
                    ev = new ConsoleKeyDownEventArgs(keyCode, keyModifiers, r.KeyEvent.uChar);
                }
                else
                {
                    ev = new ConsoleKeyUpEventArgs(keyCode, keyModifiers, r.KeyEvent.uChar);
                }
                repeatCount = r.KeyEvent.wRepeatCount;
            }
                return(true);

            case EventType.MouseEvent:
            {
                var buttonState  = (ConsoleMouseButtonState)(r.MouseEvent.dwButtonState & 0xFFFF);
                var keyModifiers = (ConsoleKeyModifiers)r.MouseEvent.dwControlKeyState;
                switch (r.MouseEvent.dwEventFlags)
                {
                case 0x0000:                                         // Click/Released
                    ev          = new ConsoleMouseEventArgs(buttonState, keyModifiers, r.MouseEvent.dwMousePosition.X, r.MouseEvent.dwMousePosition.Y);
                    repeatCount = 1;
                    return(true);

                case 0x0001:                                         // Moved
                    ev          = new ConsoleMouseMovedEventArgs(buttonState, keyModifiers, r.MouseEvent.dwMousePosition.X, r.MouseEvent.dwMousePosition.Y);
                    repeatCount = 1;
                    return(true);

                case 0x0004:                                         // Wheel
                    ev          = new ConsoleMouseWheelEventArgs(buttonState, keyModifiers, r.MouseEvent.dwMousePosition.X, r.MouseEvent.dwMousePosition.Y, ConsoleWheelOrientation.Horizontal, unchecked ((int)(r.MouseEvent.dwButtonState >> 16)));
                    repeatCount = 1;
                    return(true);

                case 0x0008:                                         // HWheel
                    ev          = new ConsoleMouseWheelEventArgs(buttonState, keyModifiers, r.MouseEvent.dwMousePosition.X, r.MouseEvent.dwMousePosition.Y, ConsoleWheelOrientation.Horizontal, unchecked ((int)(r.MouseEvent.dwButtonState >> 16)));
                    repeatCount = 1;
                    return(true);

                default:                                         // Moved
                    ev          = EventArgs.Empty;
                    repeatCount = 0;
                    return(false);
                }
            }

            case EventType.MenuEvent:
                ev          = new ConsoleMenuEventArgs(r.MenuEvent.dwCommandId);
                repeatCount = 1;
                return(true);

            case EventType.WindowBufferSizeEvent:
                ev          = new ConsoleBufferSizeEventArgs(r.WindowBufferSizeEvent.dwSize.X, r.WindowBufferSizeEvent.dwSize.Y);
                repeatCount = 1;
                return(true);

            case EventType.FocusEvent:
                ev = r.FocusEvent.bSetFocus
                                                ? (EventArgs)ConsoleSetFocusEventArgs.Default
                                                : (EventArgs)ConsoleLostFocusEventArgs.Default;
                repeatCount = 1;
                return(true);

            default:
                ev          = EventArgs.Empty;
                repeatCount = 0;
                return(false);
            }
        }         // func ConvertEvent