JustEnoughVi.ViMode.KeyPress C# (CSharp) Method

        public virtual bool KeyPress(KeyDescriptor descriptor)
        {
            // build repeat buffer
            if (_command == null && (_count > 0 || descriptor.KeyChar > '0') && descriptor.KeyChar >= '0' && descriptor.KeyChar <= '9')
            {
                _count = (_count * 10) + (descriptor.KeyChar - 48);
                return false;
            }

            _buf += Char.ToString(descriptor.KeyChar);

            if (_command == null)
            {

                if (descriptor.ModifierKeys == ModifierKeys.Control)
                    _buf = "^" + _buf;

                if (!SpecialKeyCommandMap.TryGetValue(descriptor.SpecialKey, out _command))
                {
                    if (!CommandMap.ContainsKey(_buf))
                    {
                        foreach (var k in CommandMap.Keys)
                        {
                            if (k.StartsWith(_buf, StringComparison.Ordinal))
                                return false;
                        }

                        Reset();
                        return false;
                    }

                    _command = CommandMap[_buf];
                }

                _buf = "";
                if (_command.TakeArgument)
                    return false;
            }

            CaretOffEol();

            RequestedMode = _command.RunCommand(_count, (char)(_buf.Length > 0 ? _buf[0] : 0));
            _command = null;
            Reset();

            CaretOffEol();
            return false;
        }