public override bool CanBeParentedTo(CompositeActivityDesigner parentActivityDesigner)
{
if (parentActivityDesigner == null)
{
throw new ArgumentNullException("parentActivityDesigner");
}
return ((parentActivityDesigner.Activity is StateActivity) && base.CanBeParentedTo(parentActivityDesigner));
}
public ConnectorHitTestInfo(CompositeActivityDesigner compositeActivityDesigner, HitTestLocations flags, int connector) : base(compositeActivityDesigner, flags)
{
if (this.connector < 0)
{
throw new ArgumentException(SR.GetString("Error_InvalidConnectorValue"), "connector");
}
this.connector = connector;
}
public override bool CanBeParentedTo(CompositeActivityDesigner parentActivityDesigner)
{
if (parentActivityDesigner == null)
throw new ArgumentNullException("parentActivityDesigner");
if (!(parentActivityDesigner.Activity is StateActivity))
return false;
return base.CanBeParentedTo(parentActivityDesigner);
}
public override bool CanBeParentedTo(CompositeActivityDesigner parentActivityDesigner)
{
for (Activity activity = parentActivityDesigner.Activity; activity != null; activity = activity.Parent)
{
if (((activity is CancellationHandlerActivity) || (activity is CompensationHandlerActivity)) || (activity is FaultHandlerActivity))
{
return true;
}
}
return false;
}
public override bool CanBeParentedTo(CompositeActivityDesigner parentActivityDesigner)
{
if (parentActivityDesigner == null)
{
throw new ArgumentNullException("parentActivity");
}
if ((!Type.GetType("System.Workflow.Activities.ListenActivity,System.Workflow.Activities, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35").IsAssignableFrom(parentActivityDesigner.Activity.GetType()) && !(parentActivityDesigner.Activity is EventHandlersActivity)) && !Type.GetType("System.Workflow.Activities.StateActivity,System.Workflow.Activities, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35").IsAssignableFrom(parentActivityDesigner.Activity.GetType()))
{
return false;
}
return base.CanBeParentedTo(parentActivityDesigner);
}
public override bool CanBeParentedTo(CompositeActivityDesigner parentActivityDesigner)
{
if (parentActivityDesigner == null)
{
throw new ArgumentNullException("parentActivity");
}
if ((parentActivityDesigner.Activity != null) && !(parentActivityDesigner.Activity is EventHandlingScopeActivity))
{
return false;
}
return base.CanBeParentedTo(parentActivityDesigner);
}
public override bool CanBeParentedTo(CompositeActivityDesigner parentActivityDesigner)
{
if (parentActivityDesigner == null)
throw new ArgumentNullException("parentActivity");
if (!(Type.GetType("System.Workflow.Activities.ListenActivity," + AssemblyRef.ActivitiesAssemblyRef).IsAssignableFrom(parentActivityDesigner.Activity.GetType())) &&
!(parentActivityDesigner.Activity is EventHandlersActivity) &&
!(Type.GetType("System.Workflow.Activities.StateActivity," + AssemblyRef.ActivitiesAssemblyRef).IsAssignableFrom(parentActivityDesigner.Activity.GetType())))
return false;
return base.CanBeParentedTo(parentActivityDesigner);
}
public override bool CanBeParentedTo(CompositeActivityDesigner parentActivityDesigner)
{
Activity parentActivity = parentActivityDesigner.Activity;
while (parentActivity != null)
{
if (parentActivity is CancellationHandlerActivity || parentActivity is CompensationHandlerActivity || parentActivity is FaultHandlerActivity)
return true;
parentActivity = parentActivity.Parent;
}
return false;
}
public override bool CanBeParentedTo(CompositeActivityDesigner parentActivityDesigner)
{
if (parentActivityDesigner == null)
{
throw new ArgumentNullException("parentActivityDesigner");
}
CompositeActivity parentActivity = parentActivityDesigner.Activity as CompositeActivity;
if (parentActivity == null)
{
return false;
}
if (!ValidateParent(parentActivity))
{
return false;
}
return base.CanBeParentedTo(parentActivityDesigner);
}
private void SetAutoExpandableDesigner(CompositeActivityDesigner value)
{
if (this.autoExpandableDesigner != value)
{
if (((value == null) || value.Expanded) || !value.CanExpandCollapse)
{
this.autoExpandableDesigner = null;
if (this.autoExpandEventHandler != null)
{
WorkflowTimer.Default.Unsubscribe(this.autoExpandEventHandler);
this.autoExpandEventHandler = null;
}
}
else
{
this.autoExpandableDesigner = value;
if (this.autoExpandEventHandler == null)
{
this.autoExpandEventHandler = new EventHandler(this.OnAutoExpand);
WorkflowTimer.Default.Subscribe(500, this.autoExpandEventHandler);
}
}
}
}
/// <summary>
/// Returns if a CompositeActivity can be set as parent of activity associated with designer.
/// This method is called in case of insertion operation such as Drag-Drop or Paste.
/// </summary>
/// <param name="parentActivity">CompositeActivity which can be potentially set as parent.</param>
/// <returns>True if the CompositeActivity can be set as parent of activity associated with designer, false otherwise.</returns>
public virtual bool CanBeParentedTo(CompositeActivityDesigner parentActivityDesigner)
{
if (parentActivityDesigner == null)
throw new ArgumentNullException("parentActivityDesigner");
return true;
}
public override bool CanBeParentedTo(CompositeActivityDesigner parentActivityDesigner)
{
return false;
}
private void SetAutoExpandableDesigner(CompositeActivityDesigner value)
{
if (this.autoExpandableDesigner == value)
return;
//We always remove this so that the timer counter gets reset
if (value == null || value.Expanded || !value.CanExpandCollapse)
{
this.autoExpandableDesigner = null;
if (this.autoExpandEventHandler != null)
{
WorkflowTimer.Default.Unsubscribe(this.autoExpandEventHandler);
this.autoExpandEventHandler = null;
}
}
else
{
//User has to hover for 2 seconds
this.autoExpandableDesigner = value;
if (this.autoExpandEventHandler == null)
{
this.autoExpandEventHandler = new EventHandler(OnAutoExpand);
WorkflowTimer.Default.Subscribe(500, this.autoExpandEventHandler);
}
}
}
public CompositeDesignerAccessibleObject(CompositeActivityDesigner activityDesigner) : base(activityDesigner)
{
}
public static void InsertActivities(CompositeActivityDesigner compositeActivityDesigner, System.Workflow.ComponentModel.Design.HitTestInfo insertLocation, ReadOnlyCollection<Activity> activitiesToInsert, string undoTransactionDescription)
{
if (compositeActivityDesigner == null)
{
throw new ArgumentNullException("compositeActivityDesigner");
}
if (((compositeActivityDesigner.Activity == null) || (compositeActivityDesigner.Activity.Site == null)) || !(compositeActivityDesigner.Activity is CompositeActivity))
{
throw new ArgumentException("compositeActivityDesigner");
}
if (insertLocation == null)
{
throw new ArgumentNullException("insertLocation");
}
if (activitiesToInsert == null)
{
throw new ArgumentNullException("activitiesToInsert");
}
IDesignerHost service = compositeActivityDesigner.Activity.Site.GetService(typeof(IDesignerHost)) as IDesignerHost;
DesignerTransaction transaction = null;
if ((service != null) && !string.IsNullOrEmpty(undoTransactionDescription))
{
transaction = service.CreateTransaction(undoTransactionDescription);
}
bool flag = false;
try
{
foreach (Activity activity in activitiesToInsert)
{
if (activity == null)
{
throw new ArgumentException("activitiesToInsert", SR.GetString("Error_CollectionHasNullEntry"));
}
flag = activity.Site != null;
break;
}
if (flag)
{
compositeActivityDesigner.MoveActivities(insertLocation, activitiesToInsert);
}
else
{
compositeActivityDesigner.InsertActivities(insertLocation, activitiesToInsert);
}
if (transaction != null)
{
transaction.Commit();
}
}
catch (Exception exception)
{
if (transaction != null)
{
transaction.Cancel();
}
throw exception;
}
if (!flag)
{
ArrayList list = new ArrayList();
foreach (Activity activity2 in activitiesToInsert)
{
list.Add(activity2);
if (activity2 is CompositeActivity)
{
list.AddRange(Helpers.GetNestedActivities((CompositeActivity) activity2));
}
}
}
}
public override bool CanBeParentedTo(CompositeActivityDesigner parentActivityDesigner)
{
if (parentActivityDesigner == null)
throw new ArgumentNullException("parentActivityDesigner");
CompositeActivity parentActivity = parentActivityDesigner.Activity as CompositeActivity;
if (parentActivity == null)
return false;
bool result = ValidateParent(parentActivity);
if (!result)
return false;
return base.CanBeParentedTo(parentActivityDesigner);
}
/// <summary>
/// Inserts activities in specified composite activity designer by creating transaction
/// </summary>
/// <param name="compositeActivityDesigner">Designer in which to insert the activities</param>
/// <param name="insertLocation">Insertion location</param>
/// <param name="activitiesToInsert">Array of activities to insert</param>
/// <param name="undoTransactionDescription">Text for the designer transaction which will be created</param>
public static void InsertActivities(CompositeActivityDesigner compositeActivityDesigner, HitTestInfo insertLocation, ReadOnlyCollection<Activity> activitiesToInsert, string undoTransactionDescription)
{
if (compositeActivityDesigner == null)
throw new ArgumentNullException("compositeActivityDesigner");
if (compositeActivityDesigner.Activity == null ||
compositeActivityDesigner.Activity.Site == null ||
!(compositeActivityDesigner.Activity is CompositeActivity))
throw new ArgumentException("compositeActivityDesigner");
if (insertLocation == null)
throw new ArgumentNullException("insertLocation");
if (activitiesToInsert == null)
throw new ArgumentNullException("activitiesToInsert");
ISite site = compositeActivityDesigner.Activity.Site;
// now insert the actual activities
IDesignerHost designerHost = site.GetService(typeof(IDesignerHost)) as IDesignerHost;
DesignerTransaction trans = null;
if (designerHost != null && !string.IsNullOrEmpty(undoTransactionDescription))
trans = designerHost.CreateTransaction(undoTransactionDescription);
bool moveCase = false;
try
{
//Detect if the activities are being moved or inserted
foreach (Activity activity in activitiesToInsert)
{
if (activity == null)
throw new ArgumentException("activitiesToInsert", SR.GetString(SR.Error_CollectionHasNullEntry));
moveCase = ((IComponent)activity).Site != null;
break;
}
//We purposely create a new instance of activities list so that we do not modify the original one
if (moveCase)
compositeActivityDesigner.MoveActivities(insertLocation, activitiesToInsert);
else
compositeActivityDesigner.InsertActivities(insertLocation, activitiesToInsert);
if (trans != null)
trans.Commit();
}
catch (Exception e)
{
if (trans != null)
trans.Cancel();
throw e;
}
//If we are just moving the activities then we do not need to emit the class
//for scopes; only when we are adding the activities the class needs to be emitted for
//scope in code beside file
if (!moveCase)
{
// if everything was successful then generate classes correposnding to new scopes
// get all the activities underneath the child activities
ArrayList allActivities = new ArrayList();
foreach (Activity activity in activitiesToInsert)
{
allActivities.Add(activity);
if (activity is CompositeActivity)
allActivities.AddRange(Helpers.GetNestedActivities((CompositeActivity)activity));
}
}
}
internal ContainedDesignSurface(IServiceProvider parentServiceProvider, CompositeActivityDesigner parentDesigner)
: base(parentServiceProvider)
{
this.parentDesigner = parentDesigner;
if (ServiceContainer != null)
ServiceContainer.RemoveService(typeof(ISelectionService));
}