Method OnCharInput

Source/Editor/GUI/ContextMenu/ContextMenu.cs:445–497

(char c)

        /// <inheritdoc />
        public override bool OnCharInput(char c)
        {
            if (base.OnCharInput(c))
                return true;

            // Find the item that starts with that character
            if (char.IsLetterOrDigit(c) && _panel.VScrollBar != null && _panel.VScrollBar.Visible)
            {
                int startIndex = 0;
                for (int i = 0; i < _panel.Children.Count; i++)
                {
                    if (_panel.Children[i] is ContextMenuButton item && item.Visible && item.IsFocused)
                    {
                        // Start searching from the last hit item
                        startIndex = i + 1;
                        break;
                    }
                }
                for (int i = startIndex; i < _panel.Children.Count; i++)
                {
                    if (_panel.Children[i] is ContextMenuButton item && item.Visible)
                    {
                        bool startsWith = false;
                        for (int j = 0; j < item.Text.Length; j++)
                        {
                            var k = item.Text[j];
                            if (char.ToLower(k) == char.ToLower(c))
                            {
                                startsWith = true;
                                break;
                            }
                            if (!char.IsWhiteSpace(k) && k != '>')
                                break;
                        }
                        if (startsWith)
                        {
                            // Focus found item
                            item.Focus();
                            _panel.ScrollViewTo(item);
                            return true;
                        }
                    }
                }
                if (startIndex > 0 && startIndex <= _panel.Children.Count)
                {
                    // No more items found so start from the top if there are matching items
                    _panel.Children[startIndex - 1].Defocus();
                    return OnCharInput(c);
                }
            }

            return false;
        }

        /// <inheritdoc />
        public override bool OnKeyDown(KeyboardKeys key)