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| 24.32.8.Convert contents of a ListBoxItem to an instance of Thickness by using the BrushConverter |
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<Window xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
x:Class="ThicknessConverter_Csharp.Window1"
Title="ThicknessConverter Sample">
<DockPanel Width="400" HorizontalAlignment="Left" VerticalAlignment="Top">
<TextBlock DockPanel.Dock="Top" FontFamily="Verdana" FontSize="18" FontWeight="Bold" Margin="5">
ThicknessConverter Sample</TextBlock>
<Border Name="border1" Height="300" Width="300" Border.BorderThickness="2" Border.BorderBrush="Black" DockPanel.Dock="Top">
<Grid Height="30" VerticalAlignment="Top">
<Grid.RowDefinitions>
<RowDefinition/>
<RowDefinition/>
</Grid.RowDefinitions>
<TextBlock Grid.Row="0" Name="bThickness"/>
<TextBlock Grid.Row="1" Name="bColor"/>
</Grid>
</Border>
<Grid DockPanel.Dock="Top">
<Grid.RowDefinitions>
<RowDefinition/>
<RowDefinition/>
<RowDefinition/>
</Grid.RowDefinitions>
<Grid.ColumnDefinitions>
<ColumnDefinition/>
<ColumnDefinition/>
<ColumnDefinition/>
<ColumnDefinition/>
</Grid.ColumnDefinitions>
<TextBlock Grid.Row="1" Grid.Column="2" TextWrapping="Wrap">Set the BorderBrush Property:</TextBlock>
<ListBox VerticalAlignment="Top" Grid.Column="3" Grid.Row="1" Width="60" Height="50" Margin="5" SelectionChanged="changeColor">
<ListBoxItem>Red</ListBoxItem>
<ListBoxItem>Green</ListBoxItem>
<ListBoxItem>Blue</ListBoxItem>
<ListBoxItem>Yellow</ListBoxItem>
<ListBoxItem>Orange</ListBoxItem>
<ListBoxItem>Purple</ListBoxItem>
<ListBoxItem>Silver</ListBoxItem>
<ListBoxItem>Pink</ListBoxItem>
<ListBoxItem>Maroon</ListBoxItem>
<ListBoxItem>Brown</ListBoxItem>
<ListBoxItem>Black</ListBoxItem>
</ListBox>
</Grid>
</DockPanel>
</Window>
//File:Window.xaml.cs
using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Navigation;
using System.Windows.Media;
namespace ThicknessConverter_Csharp
{
public partial class Window1 : Window
{
public void changeColor(object sender, SelectionChangedEventArgs args)
{
ListBoxItem li2 = ((sender as ListBox).SelectedItem as ListBoxItem);
BrushConverter myBrushConverter = new BrushConverter();
border1.BorderBrush = (Brush)myBrushConverter.ConvertFromString((string)li2.Content);
bColor.Text = "Border.Borderbrush =" + li2.Content.ToString();
}
}
}
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