C# &引用;附件“不动产”;PropertyChangedCallback从不要求我的LayoutCallable,而是在DockingManager上工作。阿瓦朗多克
我试图在AvalonDock中使用C# &引用;附件“不动产”;PropertyChangedCallback从不要求我的LayoutCallable,而是在DockingManager上工作。阿瓦朗多克,c#,wpf,mvvm,attached-properties,avalondock,C#,Wpf,Mvvm,Attached Properties,Avalondock,我试图在AvalonDock中使用AttachedProperty,我希望它成为LayoutAcrolable的一部分,但PropertyChangedCallback从未被调用。我已经绑定了AttachedPropert,并且我正在获得对ViewModel的控制权,即:当绑定属性更改时,它将触发我的ViewModel属性 我的附件属性 public static readonly DependencyProperty IsCanVisibleProperty = Depende
AttachedProperty
,我希望它成为LayoutAcrolable
的一部分,但PropertyChangedCallback
从未被调用。我已经绑定了AttachedPropert
,并且我正在获得对ViewModel
的控制权,即:当绑定属性更改时,它将触发我的ViewModel
属性
我的附件属性
public static readonly DependencyProperty IsCanVisibleProperty =
DependencyProperty.RegisterAttached("IsCanVisible", typeof(bool), typeof(AvalonDockBehaviour), new FrameworkPropertyMetadata(new PropertyChangedCallback(IsCanVisiblePropertyChanged)));
private static void IsCanVisiblePropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
LayoutAnchorable control = d as LayoutAnchorable;
if (control != null)
{
control.IsVisible = (bool)e.NewValue;
}
}
public static void SetIsCanVisible(DependencyObject element, bool value)
{
element.SetValue(IsCanVisibleProperty, value);
}
public static bool GetIsCanVisible(DependencyObject element)
{
return (bool)element.GetValue(IsCanVisibleProperty);
}
XAML
<xcad:DockingManager>
<xcad:LayoutRoot >
<xcad:LayoutPanel Orientation="Horizontal" >
<xcad:LayoutAnchorablePane >
<xcad:LayoutAnchorable Title="Folder" behv:AvalonDockBehaviour.IsCanVisible="{Binding IsHideExplorer, Mode=TwoWay,UpdateSourceTrigger=PropertyChanged}">
<Views:ExplorerView DataContext="{Binding ExplorerViewModel}"/>
</xcad:LayoutAnchorable>
</xcad:LayoutAnchorablePane>
</xcad:LayoutPanel>
</xcad:LayoutRoot>
</xcad:DockingManager>
我已尝试将属性附加到
DockingManager
的PropertyChangedCallback
功能。任何帮助人员。您是否已经检查了LayoutTable的数据上下文?可能DataContext没有传递给它。在这种情况下,绑定将无法工作,并且您的DependencyProperty不会更新
private bool _IsHideExplorer;
public bool IsHideExplorer
{
get { return _IsHideExplorer; }
set { _IsHideExplorer = value; NotifyPropertyChanged(); }
}