HierarchyManipulationStateScope Class
Facilitates deterministic restoration of an IVsHierarchyManipulationStateContext.
Inheritance Hierarchy
System.Object
Microsoft.VisualStudio.PlatformUI.DisposableObject
Microsoft.VisualStudio.Shell.HierarchyManipulationStateScope
Namespace: Microsoft.VisualStudio.Shell
Assembly: Microsoft.VisualStudio.Shell.11.0 (in Microsoft.VisualStudio.Shell.11.0.dll)
Syntax
'宣告
Public Class HierarchyManipulationStateScope _
Inherits DisposableObject
public class HierarchyManipulationStateScope : DisposableObject
The HierarchyManipulationStateScope type exposes the following members.
Constructors
| Name | Description | |
|---|---|---|
.gif "Public method") |
HierarchyManipulationStateScope | Initializes a new instance of the HierarchyManipulationStateScope class. |
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Properties
| Name | Description | |
|---|---|---|
.gif "Public property") |
IsDisposed | Returns whether the object has been disposed once, which protects against double disposal. (Inherited from DisposableObject.) |
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Methods
| Name | Description | |
|---|---|---|
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Dispose() | Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources. (Inherited from DisposableObject.) |
.gif "Protected method") |
Dispose(Boolean) | Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources. Standard virtual overload for IDisposable pattern. (Inherited from DisposableObject.) |
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DisposeManagedResources | Performs application-defined tasks associated with freeing, releasing, or resetting managed resources. (Overrides DisposableObject.DisposeManagedResources().) |
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DisposeNativeResources | Allows derived classes to provide custom dispose handling for native resources. (Inherited from DisposableObject.) |
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Equals | Determines whether the specified object is equal to the current object. (Inherited from Object.) |
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Finalize | Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from DisposableObject.) |
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GetHashCode | Serves as a hash function for a particular type. (Inherited from Object.) |
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GetType | Gets the Type of the current instance. (Inherited from Object.) |
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MemberwiseClone | Creates a shallow copy of the current Object. (Inherited from Object.) |
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ThrowIfDisposed | Throws an ObjectDisposedException if this object has been disposed. (Inherited from DisposableObject.) |
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ToString | Returns a string that represents the current object. (Inherited from Object.) |
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Events
| Name | Description | |
|---|---|---|
.gif "Public event") |
Disposing | Raised when the event is being disposed, that is, while it is still accessible. (Inherited from DisposableObject.) |
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Examples
// Set up a context where changes to the hierarchy are considered "system" changes and not "user" changes.
using (new HierarchyManipulationStateScope (__VSHIERARCHYMANIPULATIONSTATE.HMS_System))
{
// Manipulate the hierarchy
}
Thread Safety
Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.