private void ShutdownAndReactivate()
{
if (this.platformChangeState == null)
{
return;
}
PlatformContextChanger.PlatformChangeState platformChangeState = this.platformChangeState;
this.platformChangeState = (PlatformContextChanger.PlatformChangeState)null;
try
{
if (platformChangeState.NewView.IsClosing)
{
return;
}
ViewRootResolver viewRootResolver = platformChangeState.NewView.DesignerContext.ViewRootResolver;
List <SceneView> list1 = new List <SceneView>((IEnumerable <SceneView>)viewRootResolver.ResolvedViews);
if (platformChangeState.OldView != null && !list1.Contains(platformChangeState.OldView))
{
list1.Add(platformChangeState.OldView);
}
string identifier = platformChangeState.Platform.Metadata.TargetFramework.Identifier;
list1.RemoveAll((Predicate <SceneView>)(v =>
{
if (!v.IsClosing)
{
return(!v.Platform.Metadata.TargetFramework.Identifier.Equals(identifier));
}
return(true);
}));
platformChangeState.ViewUpdateManager.InvalidateViews((ICollection <SceneView>)list1, false);
platformChangeState.Platform.ActivatePlatformContext();
List <SceneView> list2 = new List <SceneView>((IEnumerable <SceneView>)viewRootResolver.ResolvedViews);
if (platformChangeState.OldView != null && !list2.Contains(platformChangeState.OldView))
{
list2.Add(platformChangeState.OldView);
}
platformChangeState.ViewUpdateManager.InvalidateViews((ICollection <SceneView>)list2, false);
platformChangeState.PostponeToken.Dispose();
platformChangeState.PostponeToken = (IDisposable)null;
this.RefreshAssemblies(platformChangeState.NewView);
platformChangeState.NewView.ShutdownVisualTree();
platformChangeState.NewView.Activated();
if (this.HostPlatformRestarted == null)
{
return;
}
this.HostPlatformRestarted((object)this, EventArgs.Empty);
}
finally
{
platformChangeState.Dispose();
}
}
public void UpdateForPlatformChange(SceneView view, SceneView oldView, bool useAsyncShutdown, bool needsContextUpdate)
{
bool flag1 = this.oldProjectContext != view.ProjectContext;
this.oldProjectContext = view.ProjectContext;
bool flag2 = !view.DesignerContext.ViewRootResolver.IsInitializingUnopenedView;
if (needsContextUpdate)
{
if (!flag2)
{
return;
}
IPlatform platform = view.Platform;
IDisposable postponeToken = this.platformChangeState == null?view.ViewUpdateManager.PostponeUpdates() : this.platformChangeState.PostponeToken;
bool flag3 = this.platformChangeState == null;
this.platformChangeState = new PlatformContextChanger.PlatformChangeState(view.ViewUpdateManager, platform, oldView, view, postponeToken);
if (useAsyncShutdown)
{
if (!flag3)
{
return;
}
UIThreadDispatcher.Instance.BeginInvoke(DispatcherPriority.Send, (Action)(() => this.ShutdownAndReactivate()));
}
else
{
this.ShutdownAndReactivate();
}
}
else
{
if (flag1)
{
this.RefreshAssemblies(view);
}
if (this.platformChangeState == null)
{
return;
}
this.platformChangeState.Dispose();
this.platformChangeState = (PlatformContextChanger.PlatformChangeState)null;
}
}
public void Dispose()
{
if (this.viewService != null)
{
this.viewService.ActiveViewChanging -= new ViewChangedEventHandler(this.OnViewServiceActiveViewChanging);
this.viewService = (IViewService)null;
}
if (this.platformChangeState != null)
{
this.platformChangeState.Dispose();
this.platformChangeState = (PlatformContextChanger.PlatformChangeState)null;
}
if (this.projectManager == null)
{
return;
}
this.projectManager.SolutionClosed -= new EventHandler <SolutionEventArgs>(this.OnProjectManagerSolutionClosed);
this.projectManager = (IProjectManager)null;
}
