Add highlight converter component

This commit is contained in:
SysC0mp 2019-12-03 15:08:21 +01:00
parent 2aeceb7ea8
commit 8997c27819
5 changed files with 105 additions and 3 deletions

View File

@ -0,0 +1,53 @@
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Data;
using System.Windows.Documents;
namespace Wox.Converters
{
public class HighlightTextConverter : IMultiValueConverter
{
public object Convert(object[] value, Type targetType, object parameter, CultureInfo cultureInfo)
{
var text = value[0] as string;
var highlightData = value[1] as List<int>;
var textBlock = new Span();
if (highlightData == null || !highlightData.Any())
{
// No highlight data, just return the text
return new Run(text);
}
for (var i = 0; i < text.Length; i++)
{
var currentCharacter = text.Substring(i, 1);
if (this.ShouldHighlight(highlightData, i))
{
textBlock.Inlines.Add(new Bold(new Run(currentCharacter)));
}
else
{
textBlock.Inlines.Add(new Run(currentCharacter));
}
}
return textBlock;
}
public object[] ConvertBack(object value, Type[] targetType, object parameter, CultureInfo culture)
{
return new[] { DependencyProperty.UnsetValue, DependencyProperty.UnsetValue };
}
private bool ShouldHighlight(List<int> highlightData, int index)
{
return highlightData.Contains(index);
}
}
}

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@ -4,6 +4,7 @@
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:vm="clr-namespace:Wox.ViewModel"
xmlns:converter="clr-namespace:Wox.Converters"
mc:Ignorable="d" d:DesignWidth="100" d:DesignHeight="100"
d:DataContext="{d:DesignInstance vm:ResultsViewModel}"
MaxHeight="{Binding MaxHeight}"
@ -30,6 +31,9 @@
<Button.Content>
<Grid HorizontalAlignment="Stretch" VerticalAlignment="Stretch" Margin="5"
Cursor="Hand" UseLayoutRounding="False">
<Grid.Resources>
<converter:HighlightTextConverter x:Key="HighlightTextConverter"/>
</Grid.Resources>
<Grid.ColumnDefinitions>
<ColumnDefinition Width="32" />
<ColumnDefinition />
@ -44,9 +48,23 @@
</Grid.RowDefinitions>
<TextBlock Style="{DynamicResource ItemTitleStyle}" DockPanel.Dock="Left"
VerticalAlignment="Center" ToolTip="{Binding Result.Title}" x:Name="Title"
Text="{Binding Result.Title}" />
Text="{Binding Result.Title}">
<vm:ResultsViewModel.FormattedText>
<MultiBinding Converter="{StaticResource HighlightTextConverter}">
<Binding Path="Result.Title" />
<Binding Path="Result.TitleHighlightData" />
</MultiBinding>
</vm:ResultsViewModel.FormattedText>
</TextBlock>
<TextBlock Style="{DynamicResource ItemSubTitleStyle}" ToolTip="{Binding Result.SubTitle}"
Grid.Row="1" x:Name="SubTitle" Text="{Binding Result.SubTitle}" />
Grid.Row="1" x:Name="SubTitle" Text="{Binding Result.SubTitle}">
<vm:ResultsViewModel.FormattedText>
<MultiBinding Converter="{StaticResource HighlightTextConverter}">
<Binding Path="Result.SubTitle" />
<Binding Path="Result.SubTitleHighlightData" />
</MultiBinding>
</vm:ResultsViewModel.FormattedText>
</TextBlock>
</Grid>
</Grid>
</Button.Content>

View File

@ -5,7 +5,6 @@ namespace Wox.ViewModel
{
public class RelayCommand : ICommand
{
private Action<object> _action;
public RelayCommand(Action<object> action)

View File

@ -3,7 +3,9 @@ using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using Wox.Infrastructure.UserSettings;
using Wox.Plugin;
@ -193,8 +195,37 @@ namespace Wox.ViewModel
return results;
}
#endregion
#region FormattedText Dependency Property
public static readonly DependencyProperty FormattedTextProperty = DependencyProperty.RegisterAttached(
"FormattedText",
typeof(Inline),
typeof(ResultsViewModel),
new PropertyMetadata(null, FormattedTextPropertyChanged));
public static void SetFormattedText(DependencyObject textBlock, IList<int> value)
{
textBlock.SetValue(FormattedTextProperty, value);
}
public static Inline GetFormattedText(DependencyObject textBlock)
{
return (Inline)textBlock.GetValue(FormattedTextProperty);
}
private static void FormattedTextPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
var textBlock = d as TextBlock;
if (textBlock == null) return;
var inline = (Inline)e.NewValue;
textBlock.Inlines.Clear();
if (inline == null) return;
textBlock.Inlines.Add(inline);
}
#endregion
public class ResultCollection : ObservableCollection<ResultViewModel>

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@ -158,6 +158,7 @@
<Compile Include="..\SolutionAssemblyInfo.cs">
<Link>Properties\SolutionAssemblyInfo.cs</Link>
</Compile>
<Compile Include="Converters\HighlightTextConverter.cs" />
<Compile Include="Helper\SingletonWindowOpener.cs" />
<Compile Include="PublicAPIInstance.cs" />
<Compile Include="ReportWindow.xaml.cs" />