TreeViewItem.IsExpanded 属性

定义

获取或设置一个值,该值指示树节点是否展开。

public:
 property bool IsExpanded { bool get(); void set(bool value); };
/// [get: Microsoft.UI.Xaml.CustomAttributes.MUXPropertyChangedCallback(enable=true)]
/// [set: Microsoft.UI.Xaml.CustomAttributes.MUXPropertyChangedCallback(enable=true)]
bool IsExpanded();

void IsExpanded(bool value);
/// [Microsoft.UI.Xaml.CustomAttributes.MUXPropertyChangedCallback(enable=true)]
/// [get: Microsoft.UI.Xaml.CustomAttributes.MUXPropertyChangedCallback(enable=true)]
/// [set: Microsoft.UI.Xaml.CustomAttributes.MUXPropertyChangedCallback(enable=true)]
bool IsExpanded();

void IsExpanded(bool value);
public bool IsExpanded { [Microsoft.UI.Xaml.CustomAttributes.MUXPropertyChangedCallback(enable=true)] get; [Microsoft.UI.Xaml.CustomAttributes.MUXPropertyChangedCallback(enable=true)] set; }
[Microsoft.UI.Xaml.CustomAttributes.MUXPropertyChangedCallback(enable=true)]
public bool IsExpanded { [Microsoft.UI.Xaml.CustomAttributes.MUXPropertyChangedCallback(enable=true)] get; [Microsoft.UI.Xaml.CustomAttributes.MUXPropertyChangedCallback(enable=true)] set; }
var boolean = treeViewItem.isExpanded;
treeViewItem.isExpanded = boolean;
Public Property IsExpanded As Boolean

属性值

Boolean

bool

如果展开树节点,则为 true;否则为 false

属性
Microsoft.UI.Xaml.CustomAttributes.MUXPropertyChangedCallbackAttribute

适用于