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ameyak23ameyak23
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Fix formatting and add comment
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  • components/MarkdownTextBlock/src/TextElements

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‎components/MarkdownTextBlock/src/TextElements/MyList.cs‎

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// Licensed to the .NET Foundation under one or more agreements.
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// The .NET Foundation licenses this file to you under the MIT license.
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// See the LICENSE file in the project root for more information.
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using Markdig.Syntax;
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using RomanNumerals;
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using System.Globalization;
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namespace CommunityToolkit.Labs.WinUI.MarkdownTextBlock.TextElements;
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internal class MyList : IAddChild
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{
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private Paragraph _paragraph;
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private InlineUIContainer _container;
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private StackPanel _stackPanel;
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private ListBlock _listBlock;
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private BulletType _bulletType;
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private bool _isOrdered;
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private int _startIndex = 1;
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private int _index = 1;
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private const string _dot = "• ";
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public TextElement TextElement
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{
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get => _paragraph;
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}
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public MyList(ListBlock listBlock)
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{
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_paragraph = new Paragraph();
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_container = new InlineUIContainer();
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_stackPanel = new StackPanel();
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_listBlock = listBlock;
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if (listBlock.IsOrdered)
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{
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_isOrdered = true;
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_bulletType = ToBulletType(listBlock.BulletType);
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if (listBlock.OrderedStart != null && (listBlock.DefaultOrderedStart != listBlock.OrderedStart))
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{
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_startIndex = int.Parse(listBlock.OrderedStart, NumberFormatInfo.InvariantInfo);
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_index = _startIndex;
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}
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}
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_stackPanel.Orientation = Orientation.Vertical;
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_stackPanel.Margin = new Thickness(left: 0, top: 8, right: 0, bottom: 8);
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_container.Child = _stackPanel;
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_paragraph.Inlines.Add(_container);
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}
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public void AddChild(IAddChild child)
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{
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var grid = new Grid();
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grid.ColumnDefinitions.Add(new ColumnDefinition() { Width = new GridLength(20, GridUnitType.Pixel) });
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grid.ColumnDefinitions.Add(new ColumnDefinition() { Width = new GridLength(10, GridUnitType.Pixel) });
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grid.ColumnDefinitions.Add(new ColumnDefinition() { Width = new GridLength(1, GridUnitType.Star) });
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string bullet;
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if (_isOrdered)
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{
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bullet = _bulletType switch
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{
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BulletType.Number => $"{_index}. ",
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BulletType.LowerAlpha => $"{_index.ToAlphabetical()}. ",
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BulletType.UpperAlpha => $"{_index.ToAlphabetical().ToUpper()}. ",
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BulletType.LowerRoman => $"{_index.ToRomanNumerals().ToLower()} ",
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BulletType.UpperRoman => $"{_index.ToRomanNumerals().ToUpper()} ",
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BulletType.Circle => _dot,
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_ => _dot
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};
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_index++;
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}
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else
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{
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bullet = _dot;
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}
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var textBlock = new TextBlock()
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{
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Text = bullet,
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};
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textBlock.SetValue(Grid.ColumnProperty, 0);
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textBlock.VerticalAlignment = VerticalAlignment.Top;
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textBlock.TextAlignment = TextAlignment.Right;
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AutomationProperties.SetAccessibilityView(textBlock, AccessibilityView.Raw);
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grid.Children.Add(textBlock);
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var flowDoc = new MyFlowDocument();
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flowDoc.AddChild(child);
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flowDoc.RichTextBlock.SetValue(Grid.ColumnProperty, 2);
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flowDoc.RichTextBlock.Padding = new Thickness(0);
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flowDoc.RichTextBlock.VerticalAlignment = VerticalAlignment.Top;
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grid.Children.Add(flowDoc.RichTextBlock);
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_stackPanel.Children.Add(grid);
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}
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private BulletType ToBulletType(char bullet)
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{
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// Gets or sets the type of the bullet (e.g: '1', 'a', 'A', 'i', 'I').
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switch (bullet)
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{
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case '1':
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return BulletType.Number;
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case 'a':
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return BulletType.LowerAlpha;
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case 'A':
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return BulletType.UpperAlpha;
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case 'i':
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return BulletType.LowerRoman;
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case 'I':
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return BulletType.UpperRoman;
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default:
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return BulletType.Circle;
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}
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}
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}
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internal enum BulletType
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{
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Circle,
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Number,
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LowerAlpha,
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UpperAlpha,
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LowerRoman,
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UpperRoman
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}
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// Licensed to the .NET Foundation under one or more agreements.
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// The .NET Foundation licenses this file to you under the MIT license.
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// See the LICENSE file in the project root for more information.
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using Markdig.Syntax;
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using RomanNumerals;
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using System.Globalization;
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namespace CommunityToolkit.Labs.WinUI.MarkdownTextBlock.TextElements;
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internal class MyList : IAddChild
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{
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private Paragraph _paragraph;
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private InlineUIContainer _container;
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private StackPanel _stackPanel;
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private ListBlock _listBlock;
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private BulletType _bulletType;
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private bool _isOrdered;
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private int _startIndex = 1;
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private int _index = 1;
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private const string _dot = "• ";
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public TextElement TextElement
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{
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get => _paragraph;
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}
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public MyList(ListBlock listBlock)
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{
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_paragraph = new Paragraph();
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_container = new InlineUIContainer();
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_stackPanel = new StackPanel();
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_listBlock = listBlock;
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if (listBlock.IsOrdered)
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{
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_isOrdered = true;
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_bulletType = ToBulletType(listBlock.BulletType);
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if (listBlock.OrderedStart != null && (listBlock.DefaultOrderedStart != listBlock.OrderedStart))
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{
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_startIndex = int.Parse(listBlock.OrderedStart, NumberFormatInfo.InvariantInfo);
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_index = _startIndex;
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}
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}
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_stackPanel.Orientation = Orientation.Vertical;
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_stackPanel.Margin = new Thickness(left: 0, top: 8, right: 0, bottom: 8);
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_container.Child = _stackPanel;
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_paragraph.Inlines.Add(_container);
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}
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public void AddChild(IAddChild child)
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{
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var grid = new Grid();
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grid.ColumnDefinitions.Add(new ColumnDefinition() { Width = new GridLength(20, GridUnitType.Pixel) });
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grid.ColumnDefinitions.Add(new ColumnDefinition() { Width = new GridLength(10, GridUnitType.Pixel) });
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grid.ColumnDefinitions.Add(new ColumnDefinition() { Width = new GridLength(1, GridUnitType.Star) });
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string bullet;
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if (_isOrdered)
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{
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bullet = _bulletType switch
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{
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BulletType.Number => $"{_index}. ",
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BulletType.LowerAlpha => $"{_index.ToAlphabetical()}. ",
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BulletType.UpperAlpha => $"{_index.ToAlphabetical().ToUpper()}. ",
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BulletType.LowerRoman => $"{_index.ToRomanNumerals().ToLower()} ",
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BulletType.UpperRoman => $"{_index.ToRomanNumerals().ToUpper()} ",
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BulletType.Circle => _dot,
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_ => _dot
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};
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_index++;
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}
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else
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{
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bullet = _dot;
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}
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var textBlock = new TextBlock()
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{
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Text = bullet,
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};
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textBlock.SetValue(Grid.ColumnProperty, 0);
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textBlock.VerticalAlignment = VerticalAlignment.Top;
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textBlock.TextAlignment = TextAlignment.Right;
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// Mark this Raw so narrator users will not set focus on it
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AutomationProperties.SetAccessibilityView(textBlock, AccessibilityView.Raw);
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grid.Children.Add(textBlock);
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var flowDoc = new MyFlowDocument();
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flowDoc.AddChild(child);
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flowDoc.RichTextBlock.SetValue(Grid.ColumnProperty, 2);
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flowDoc.RichTextBlock.Padding = new Thickness(0);
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flowDoc.RichTextBlock.VerticalAlignment = VerticalAlignment.Top;
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grid.Children.Add(flowDoc.RichTextBlock);
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_stackPanel.Children.Add(grid);
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}
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private BulletType ToBulletType(char bullet)
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{
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// Gets or sets the type of the bullet (e.g: '1', 'a', 'A', 'i', 'I').
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switch (bullet)
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{
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case '1':
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return BulletType.Number;
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case 'a':
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return BulletType.LowerAlpha;
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case 'A':
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return BulletType.UpperAlpha;
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case 'i':
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return BulletType.LowerRoman;
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case 'I':
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return BulletType.UpperRoman;
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default:
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return BulletType.Circle;
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}
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}
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}
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internal enum BulletType
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{
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Circle,
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Number,
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LowerAlpha,
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UpperAlpha,
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LowerRoman,
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UpperRoman
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}

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