LifetimeInformation Interface

 

Used to determine if an object has been deleted but not discarded by the garbage collector.

Namespace:   EnvDTE80
Assembly:  EnvDTE80 (in EnvDTE80.dll)

[GuidAttribute("C8F4F9CC-B7E5-4458-BCE3-E1542468F26B")]
public interface LifetimeInformation

NameDescription
System_CAPS_pubpropertyHasBeenDeleted

Gets a value indicating whether whether an object has been deleted but not yet discarded by the garbage collector.

Use query interface (QI) for LifetimeInformation to determine whether an object has been deleted but not yet discarded by the garbage collector.

public void TaskItemObjectLifetime(DTE2 DTE)
{
    TaskItem tskItem;
    EnvDTE.TaskItems tskItems;
    LifetimeInformation lifetimeInfo;

    tskItems = DTE.ToolWindows.TaskList.TaskItems;
    tskItem = tskItems.Add("Category", "SubCategory", "Description", 
      vsTaskPriority.vsTaskPriorityLow, 
      EnvDTE.vsTaskIcon.vsTaskIconUser, true, "", -1, true, true);
    tskItems.ForceItemsToTaskList();
    lifetimeInfo = (LifetimeInformation)tskItem;
    MessageBox.Show("Has task item been deleted? " + 
      lifetimeInfo.HasBeenDeleted);
    tskItem.Delete();
    MessageBox.Show("Has task item been deleted? " +  
      lifetimeInfo.HasBeenDeleted);
}
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