ExtensionMethods.GetVisualOrLogicalParent Method
This uses the visual tree first, then diverts to the logical tree if the visual tree ends. This is necessary for the TabControl, where using either the logical tree or visual tree by themselves is insufficient.
Namespace: Microsoft.VisualStudio.PlatformUI
Assembly: Microsoft.VisualStudio.Shell.10.0 (in Microsoft.VisualStudio.Shell.10.0.dll)
Syntax
'宣言
<ExtensionAttribute> _
Public Shared Function GetVisualOrLogicalParent ( _
sourceElement As DependencyObject _
) As DependencyObject
'使用
Dim sourceElement As DependencyObject
Dim returnValue As DependencyObject
returnValue = sourceElement.GetVisualOrLogicalParent()
public static DependencyObject GetVisualOrLogicalParent(
this DependencyObject sourceElement
)
[ExtensionAttribute]
public:
static DependencyObject^ GetVisualOrLogicalParent(
DependencyObject^ sourceElement
)
static member GetVisualOrLogicalParent :
sourceElement:DependencyObject -> DependencyObject
public static function GetVisualOrLogicalParent(
sourceElement : DependencyObject
) : DependencyObject
Parameters
- sourceElement
Type: System.Windows.DependencyObject
The object to begin searching from.
Return Value
Type: System.Windows.DependencyObject
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type DependencyObject. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).
.NET Framework Security
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.