【发布时间】:2016-12-16 06:28:08
【问题描述】:
我无法动态绑定背景,因为它引发异常“无法在“Binding”类型的“源”属性上设置“DynamicResourceExtension”。“DynamicResourceExtension”只能在 DependencyObject 的 DependencyProperty 上设置。”
<Window x:Class="TestWpfApplication.Window2"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
xmlns:local="clr-namespace:TestWpfApplication"
mc:Ignorable="d"
Title="Window2" Height="300" Width="300">
<Window.Resources>
<SolidColorBrush Color="Blue" x:Key="customColorBrush"/>
</Window.Resources>
<Grid>
<Grid.RowDefinitions>
<RowDefinition/>
<RowDefinition/>
</Grid.RowDefinitions>
<Button Background="{Binding Source={DynamicResource customColorBrush}}" Margin="20"></Button>
<Button Background="{Binding Source={StaticResource customColorBrush}}" Margin="20" Grid.Row="1" Click="Button_Click"></Button>
</Grid>
【问题讨论】:
-
你应该更好地使用 MVVM 结构的绑定
标签: wpf xaml data-binding