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我正在尝试设置我的应用程序的通信模块样式。我从DataTemplate中绑定的extenal API获取一些数据。我想根据Status属性的值更改ListView ItemTemplate样式。基于属性值的样式
如果状态是“新”,那么网格的边框应该是2px橙色,如果状态是“读取”,那么网格的边框应该是1px灰色。
我已经实现了这个使用转换器,但我敢打赌有更好的办法。
XAML文件
<ListView ItemsSource="{Binding ConversationsList}">
<ListView.ItemContainerStyle>
<Style TargetType="ListViewItem">
<Setter Property="Padding" Value="0,0,0,0"/>
<Setter Property="Margin" Value="0,0,0,0"/>
</Style>
</ListView.ItemContainerStyle>
<ListView.ItemTemplate>
<DataTemplate>
<Grid BorderBrush="{Binding status, Converter={StaticResource StatusToBorder}, ConverterParameter=BorderBrush}"
BorderThickness="{Binding status, Converter={StaticResource StatusToBorder}, ConverterParameter=BorderThickness}"
Background="White"
Margin="5,5,5,5">
转换文件
class StatusToBorder : IValueConverter
{
public object Convert(object value, Type targetType, object parameter, string language)
{
var param = parameter as String;
var _value = value as String;
switch (param) {
case "BorderBrush":
if (_value == "new")
return "#FFFF5917";
else
return "#FFAAAAAA";
case "BorderThickness":
if (_value == "new")
return new Thickness(2, 2, 2, 2);
else
return new Thickness(1, 1, 1, 1); ;
default:
return null;
break;
}
}
public object ConvertBack(object value, Type targetType, object parameter, string language)
{
throw new NotImplementedException();
}
}