private void OnStatusDelete(object sender, EventArgs e)
{
MenuCommand command = (MenuCommand)sender;
command.Enabled = false;
IDesignerHost service = this.serviceProvider.GetService(typeof(IDesignerHost)) as IDesignerHost;
if (((service == null) || (service.RootComponent == null)) || !this.selectionService.GetComponentSelected(service.RootComponent))
{
ICollection selectedComponents = this.selectionService.GetSelectedComponents();
if (DesignerHelpers.AreComponentsRemovable(selectedComponents))
{
foreach (DictionaryEntry entry in Helpers.PairUpCommonParentActivities(Helpers.GetTopLevelActivities(selectedComponents)))
{
CompositeActivityDesigner designer = ActivityDesigner.GetDesigner(entry.Key as Activity) as CompositeActivityDesigner;
if ((designer != null) && !designer.CanRemoveActivities(new List <Activity>((Activity[])((ArrayList)entry.Value).ToArray(typeof(Activity))).AsReadOnly()))
{
command.Enabled = false;
return;
}
}
command.Enabled = true;
}
}
}
private void OnStatusEnable(object sender, EventArgs e)
{
MenuCommand command = (MenuCommand)sender;
bool enabled = true;
bool flag2 = true;
ArrayList list = new ArrayList(this.selectionService.GetSelectedComponents());
for (int i = 0; (i < list.Count) && flag2; i++)
{
Activity activity = list[i] as Activity;
if (activity != null)
{
ActivityDesigner designer = ActivityDesigner.GetDesigner(activity);
if ((((designer == null) || designer.IsLocked) || ((i > 0) && (enabled != activity.Enabled))) || ((this.workflowView.RootDesigner != null) && (this.workflowView.RootDesigner.Activity == activity)))
{
flag2 = false;
}
else
{
enabled = activity.Enabled;
}
}
else
{
flag2 = false;
}
}
command.Visible = command.Enabled = flag2 && (((command.CommandID == WorkflowMenuCommands.Enable) && !enabled) || ((command.CommandID == WorkflowMenuCommands.Disable) && enabled));
}
private void OnExpandCollapse(object sender, EventArgs e)
{
MenuCommand command = (MenuCommand)sender;
foreach (object obj2 in this.selectionService.GetSelectedComponents())
{
Activity activity = obj2 as Activity;
if (activity != null)
{
CompositeActivityDesigner designer = ActivityDesigner.GetDesigner(activity) as CompositeActivityDesigner;
if (designer != null)
{
designer.Expanded = command.CommandID.ID == WorkflowMenuCommands.Expand.ID;
}
}
}
MenuCommand command2 = this.menuCommandService.FindCommand(WorkflowMenuCommands.Expand);
if (command2 != null)
{
this.OnStatusExpandCollapse(command2, EventArgs.Empty);
}
MenuCommand command3 = this.menuCommandService.FindCommand(WorkflowMenuCommands.Collapse);
if (command3 != null)
{
this.OnStatusExpandCollapse(command3, EventArgs.Empty);
}
}
public override object GetNextSelectableObject(object obj, DesignerNavigationDirection direction)
{
if (base.ActiveDesigner != this)
{
return(base.GetNextSelectableObject(obj, direction));
}
if ((direction != DesignerNavigationDirection.Left) && (direction != DesignerNavigationDirection.Right))
{
return(null);
}
object activity = null;
ReadOnlyCollection <ActivityDesigner> containedDesigners = this.ContainedDesigners;
ActivityDesigner designer = ActivityDesigner.GetDesigner(obj as Activity);
int num = (designer != null) ? containedDesigners.IndexOf(designer) : -1;
if (((direction == DesignerNavigationDirection.Left) && (num >= 0)) && (num < containedDesigners.Count))
{
return(containedDesigners[(num > 0) ? (num - 1) : (containedDesigners.Count - 1)].Activity);
}
if ((direction == DesignerNavigationDirection.Right) && (num <= (containedDesigners.Count - 1)))
{
activity = containedDesigners[(num < (containedDesigners.Count - 1)) ? (num + 1) : 0].Activity;
}
return(activity);
}
protected override void OnContainedActivitiesChanging(ActivityCollectionChangeEventArgs listChangeArgs)
{
base.OnContainedActivitiesChanging(listChangeArgs);
if (listChangeArgs.Action == ActivityCollectionChangeAction.Remove)
{
FreeformActivityDesigner connectorContainer = ConnectionManager.GetConnectorContainer(this);
List <Connector> list = new List <Connector>();
for (ActivityDesigner designer2 = this; designer2 != null; designer2 = designer2.ParentDesigner)
{
FreeformActivityDesigner designer3 = designer2 as FreeformActivityDesigner;
if ((designer3 != null) && (designer3.Connectors.Count > 0))
{
foreach (Activity activity in listChangeArgs.RemovedItems)
{
ActivityDesigner designer = ActivityDesigner.GetDesigner(activity);
if (!connectorContainer.MovingActivities.Contains(designer))
{
foreach (Connector connector in designer3.Connectors)
{
if ((designer == connector.Source.AssociatedDesigner) || (designer == connector.Target.AssociatedDesigner))
{
list.Add(connector);
}
}
}
}
}
}
foreach (Connector connector2 in list)
{
connector2.ParentDesigner.RemoveConnector(connector2);
((IDisposable)connector2).Dispose();
}
}
}
protected override bool OnMouseDoubleClick(MouseEventArgs eventArgs)
{
ISelectionService selectionService = GetService(typeof(ISelectionService)) as ISelectionService;
if (selectionService != null)
{
ArrayList selectedComponents = new ArrayList(selectionService.GetSelectedComponents());
for (int i = 0; i < selectedComponents.Count; i++)
{
Activity selectedComponent = selectedComponents[i] as Activity;
if (selectedComponent == null)
{
continue;
}
IDesigner designer = ActivityDesigner.GetDesigner(selectedComponent) as IDesigner;
if (designer != null)
{
designer.DoDefaultAction();
((IWorkflowDesignerMessageSink)designer).OnMouseDoubleClick(eventArgs);
break;
}
}
}
return(false);
}
public override System.Workflow.ComponentModel.Design.HitTestInfo HitTest(Point point)
{
System.Workflow.ComponentModel.Design.HitTestInfo nowhere = System.Workflow.ComponentModel.Design.HitTestInfo.Nowhere;
if (this.Expanded && (base.ActiveDesigner == this))
{
if ((this.ContainedDesigners.Count == 0) && this.HelpTextRectangle.Contains(point))
{
return(new ConnectorHitTestInfo(this, HitTestLocations.Designer, 0));
}
if (this.previewStrip.Bounds.Contains(point))
{
System.Workflow.ComponentModel.Design.ItemInfo info2 = this.previewStrip.HitTest(point);
ActivityDesigner designer = (info2 != null) ? ActivityDesigner.GetDesigner(info2.UserData[DesignerUserDataKeys.Activity] as Activity) : null;
if (designer != null)
{
return(new System.Workflow.ComponentModel.Design.HitTestInfo(designer, HitTestLocations.Designer));
}
return(new System.Workflow.ComponentModel.Design.HitTestInfo(this, HitTestLocations.ActionArea | HitTestLocations.Designer));
}
if ((this.ShowPreview && this.previewWindow.Bounds.Contains(point)) && ((this.previewWindow.PreviewMode || (this.PreviewedDesigner == null)) || !this.PreviewedDesigner.Bounds.Contains(point)))
{
return(new System.Workflow.ComponentModel.Design.HitTestInfo(this, HitTestLocations.ActionArea | HitTestLocations.Designer));
}
nowhere = base.HitTest(point);
if ((this.ShowPreview && this.previewWindow.PreviewMode) && (nowhere.AssociatedDesigner != this))
{
nowhere = System.Workflow.ComponentModel.Design.HitTestInfo.Nowhere;
}
return(nowhere);
}
return(base.HitTest(point));
}
public override object GetNextSelectableObject(object obj, DesignerNavigationDirection direction)
{
if (ActiveDesigner != this)
{
return(base.GetNextSelectableObject(obj, direction));
}
if (direction != DesignerNavigationDirection.Left && direction != DesignerNavigationDirection.Right)
{
return(null);
}
object nextObject = null;
ReadOnlyCollection <ActivityDesigner> containedDesigners = ContainedDesigners;
ActivityDesigner activityDesigner = ActivityDesigner.GetDesigner(obj as Activity);
int index = (activityDesigner != null) ? containedDesigners.IndexOf(activityDesigner) : -1;
if (direction == DesignerNavigationDirection.Left && index >= 0 && index < containedDesigners.Count)
{
nextObject = ((ActivityDesigner)containedDesigners[(index > 0) ? index - 1 : containedDesigners.Count - 1]).Activity;
}
else if (direction == DesignerNavigationDirection.Right && index <= containedDesigners.Count - 1)
{
nextObject = ((ActivityDesigner)containedDesigners[(index < containedDesigners.Count - 1) ? index + 1 : 0]).Activity;
}
return(nextObject);
}
protected virtual void OnRefreshNode(WorkflowOutlineNode node)
{
if (node != null)
{
Activity activity = node.Activity;
if (activity != null)
{
int num = (this.treeView.ImageList != null) ? this.treeView.ImageList.Images.IndexOfKey(activity.GetType().FullName) : -1;
if (num == -1)
{
ActivityDesigner designer = ActivityDesigner.GetDesigner(activity);
if (designer != null)
{
Bitmap stockImage = designer.StockImage as Bitmap;
if (stockImage != null)
{
if (this.treeView.ImageList == null)
{
this.treeView.ImageList = new ImageList();
this.treeView.ImageList.ColorDepth = ColorDepth.Depth32Bit;
}
this.treeView.ImageList.Images.Add(activity.GetType().FullName, stockImage);
num = this.treeView.ImageList.Images.Count - 1;
}
}
}
node.ImageIndex = node.SelectedImageIndex = num;
node.RefreshNode();
}
}
}
internal static bool AreComponentsRemovable(ICollection components)
{
if (components == null)
{
throw new ArgumentNullException("components");
}
foreach (object obj2 in components)
{
Activity activity = obj2 as Activity;
ConnectorHitTestInfo info = obj2 as ConnectorHitTestInfo;
if ((activity == null) && (info == null))
{
return(false);
}
if (activity != null)
{
ActivityDesigner designer = ActivityDesigner.GetDesigner(activity);
if ((designer != null) && designer.IsLocked)
{
return(false);
}
}
if ((info != null) && !(info.AssociatedDesigner is FreeformActivityDesigner))
{
return(false);
}
}
return(true);
}
public override void MoveActivities(System.Workflow.ComponentModel.Design.HitTestInfo moveLocation, ReadOnlyCollection <Activity> activitiesToMove)
{
if (moveLocation == null)
{
throw new ArgumentNullException("moveLocation");
}
if (activitiesToMove == null)
{
throw new ArgumentNullException("activitiesToMove");
}
FreeformActivityDesigner connectorContainer = ConnectionManager.GetConnectorContainer(this);
try
{
connectorContainer.MovingActivities.Clear();
if ((connectorContainer != null) && (connectorContainer.Connectors.Count > 0))
{
foreach (Activity activity in activitiesToMove)
{
ActivityDesigner designer = ActivityDesigner.GetDesigner(activity);
if (ConnectionManager.GetConnectorContainer(designer) == connectorContainer)
{
connectorContainer.MovingActivities.Add(designer);
}
}
}
base.MoveActivities(moveLocation, activitiesToMove);
}
finally
{
connectorContainer.MovingActivities.Clear();
}
}
internal static Activity GetNextSelectableActivity(Activity currentActivity)
{
object obj2;
ActivityDesigner designer = ActivityDesigner.GetDesigner(currentActivity);
CompositeActivityDesigner designer2 = (designer != null) ? designer.ParentDesigner : null;
if (designer2 == null)
{
return(null);
}
DesignerNavigationDirection direction = ((designer2 is ParallelActivityDesigner) || (designer2 is ActivityPreviewDesigner)) ? DesignerNavigationDirection.Right : DesignerNavigationDirection.Down;
Activity activity = null;
for (obj2 = designer2.GetNextSelectableObject(currentActivity, direction); ((activity == null) && (obj2 != null)) && (obj2 != currentActivity); obj2 = designer2.GetNextSelectableObject(obj2, direction))
{
activity = obj2 as Activity;
}
if (activity == null)
{
direction = ((designer2 is ParallelActivityDesigner) || (designer2 is ActivityPreviewDesigner)) ? DesignerNavigationDirection.Left : DesignerNavigationDirection.Up;
for (obj2 = designer2.GetNextSelectableObject(currentActivity, direction); ((activity == null) && (obj2 != null)) && (obj2 != currentActivity); obj2 = designer2.GetNextSelectableObject(obj2, direction))
{
activity = obj2 as Activity;
}
}
if (activity == null)
{
activity = designer2.Activity;
}
return(activity);
}
public override void OnActivate()
{
if (this.AssociatedDesigner == null)
{
Type type = base.UserData[UserDataKey_ActivityType] as Type;
CompositeActivity activity = this.parentDesigner.Activity as CompositeActivity;
if (((type != null) && (activity != null)) && this.parentDesigner.IsEditable)
{
Activity activity2 = Activator.CreateInstance(type) as Activity;
try
{
CompositeActivityDesigner.InsertActivities(this.parentDesigner, new System.Workflow.ComponentModel.Design.HitTestInfo(this.parentDesigner, HitTestLocations.Designer), new List <Activity>(new Activity[] { activity2 }).AsReadOnly(), SR.GetString("AddingImplicitActivity"));
}
catch (Exception exception)
{
if (exception != CheckoutException.Canceled)
{
IUIService service = this.parentDesigner.Activity.Site.GetService(typeof(IUIService)) as IUIService;
if (service != null)
{
service.ShowError(exception.Message);
}
}
}
ActivityDesigner designer = ActivityDesigner.GetDesigner(activity2);
base.UserData[UserDataKey_Designer] = designer;
}
}
}
public override object GetNextSelectableObject(object obj, DesignerNavigationDirection direction)
{
if (ActiveDesigner != this)
{
return(base.GetNextSelectableObject(obj, direction));
}
if (direction != DesignerNavigationDirection.Down && direction != DesignerNavigationDirection.Up)
{
return(null);
}
object nextObject = null;
ReadOnlyCollection <ActivityDesigner> containedDesigners = ContainedDesigners;
if (direction == DesignerNavigationDirection.Down)
{
if (obj is ConnectorHitTestInfo)
{
int currentIndex = ((ConnectorHitTestInfo)obj).MapToIndex();
if (currentIndex >= 0 && currentIndex < containedDesigners.Count)
{
nextObject = ((ActivityDesigner)containedDesigners[currentIndex]).Activity;
}
}
else if (obj is Activity)
{
ActivityDesigner activityDesigner = ActivityDesigner.GetDesigner(obj as Activity);
int currentIndex = (activityDesigner != null) ? containedDesigners.IndexOf(activityDesigner) : -1;
if (currentIndex >= 0 && (currentIndex + 1) < GetConnectors().Length)
{
nextObject = new ConnectorHitTestInfo(this, HitTestLocations.Designer, currentIndex + 1);
}
}
}
else if (direction == DesignerNavigationDirection.Up)
{
if (obj is ConnectorHitTestInfo)
{
int currentIndex = ((ConnectorHitTestInfo)obj).MapToIndex();
if (currentIndex > 0 && currentIndex < GetConnectors().Length)
{
nextObject = ((ActivityDesigner)containedDesigners[currentIndex - 1]).Activity;
}
}
else if (obj is Activity)
{
ActivityDesigner activityDesigner = ActivityDesigner.GetDesigner(obj as Activity);
int currentIndex = (activityDesigner != null) ? containedDesigners.IndexOf(activityDesigner) : -1;
if (currentIndex >= 0 && currentIndex < GetConnectors().Length)
{
nextObject = new ConnectorHitTestInfo(this, HitTestLocations.Designer, currentIndex);
}
}
}
return(nextObject);
}
public override object GetNextSelectableObject(object obj, DesignerNavigationDirection direction)
{
if (base.ActiveDesigner != this)
{
return(base.GetNextSelectableObject(obj, direction));
}
if ((direction != DesignerNavigationDirection.Down) && (direction != DesignerNavigationDirection.Up))
{
return(null);
}
object activity = null;
ReadOnlyCollection <ActivityDesigner> containedDesigners = this.ContainedDesigners;
if (direction == DesignerNavigationDirection.Down)
{
if (obj is ConnectorHitTestInfo)
{
int num = ((ConnectorHitTestInfo)obj).MapToIndex();
if ((num >= 0) && (num < containedDesigners.Count))
{
activity = containedDesigners[num].Activity;
}
return(activity);
}
if (obj is Activity)
{
ActivityDesigner designer = ActivityDesigner.GetDesigner(obj as Activity);
int num2 = (designer != null) ? containedDesigners.IndexOf(designer) : -1;
if ((num2 >= 0) && ((num2 + 1) < this.GetConnectors().Length))
{
activity = new ConnectorHitTestInfo(this, HitTestLocations.Designer, num2 + 1);
}
}
return(activity);
}
if (direction == DesignerNavigationDirection.Up)
{
if (obj is ConnectorHitTestInfo)
{
int num3 = ((ConnectorHitTestInfo)obj).MapToIndex();
if ((num3 > 0) && (num3 < this.GetConnectors().Length))
{
activity = containedDesigners[num3 - 1].Activity;
}
return(activity);
}
if (obj is Activity)
{
ActivityDesigner designer2 = ActivityDesigner.GetDesigner(obj as Activity);
int connector = (designer2 != null) ? containedDesigners.IndexOf(designer2) : -1;
if ((connector >= 0) && (connector < this.GetConnectors().Length))
{
activity = new ConnectorHitTestInfo(this, HitTestLocations.Designer, connector);
}
}
}
return(activity);
}
private void OnEnable(object sender, EventArgs e)
{
MenuCommand command1 = (MenuCommand)sender;
DesignerTransaction transaction = null;
IComponent primarySelection = this.selectionService.PrimarySelection as IComponent;
if ((primarySelection != null) && (primarySelection.Site != null))
{
IDesignerHost service = primarySelection.Site.GetService(typeof(IDesignerHost)) as IDesignerHost;
if (service != null)
{
transaction = service.CreateTransaction(SR.GetString("ChangingEnabled"));
}
}
try
{
foreach (object obj2 in this.selectionService.GetSelectedComponents())
{
Activity activity = obj2 as Activity;
if (activity != null)
{
ActivityDesigner designer = ActivityDesigner.GetDesigner(activity);
if ((designer != null) && !designer.IsLocked)
{
PropertyDescriptor descriptor = TypeDescriptor.GetProperties(activity)["Enabled"];
if (descriptor != null)
{
descriptor.SetValue(activity, !activity.Enabled);
}
}
}
}
if (transaction != null)
{
transaction.Commit();
}
}
finally
{
if (transaction != null)
{
((IDisposable)transaction).Dispose();
}
}
MenuCommand command = this.menuCommandService.FindCommand(WorkflowMenuCommands.Disable);
if (command != null)
{
this.OnStatusEnable(command, EventArgs.Empty);
}
MenuCommand command2 = this.menuCommandService.FindCommand(WorkflowMenuCommands.Enable);
if (command2 != null)
{
this.OnStatusEnable(command2, EventArgs.Empty);
}
}
protected override void OnActivate(ActivityDesigner designer)
{
ActivityDesigner designer2 = ActivityDesigner.GetDesigner(this.item.UserData[DesignerUserDataKeys.Activity] as Activity);
if (designer2 != null)
{
base.OnActivate(designer2);
}
}
public Size GetSize(Activity activity)
{
Size empty = Size.Empty;
ActivityDesigner designer = ActivityDesigner.GetDesigner(activity);
if (designer != null)
{
empty = designer.Size;
}
return(empty);
}
public Point GetLocation(Activity activity)
{
Point empty = Point.Empty;
ActivityDesigner designer = ActivityDesigner.GetDesigner(activity);
if (designer != null)
{
empty = designer.Location;
}
return(empty);
}
private void OnSelectionChanged(object sender, EventArgs e)
{
ISelectionService selectionService = GetService(typeof(ISelectionService)) as ISelectionService;
if (selectionService == null || ActiveDesigner != this)
{
return;
}
foreach (ItemInfo itemInfo in this.previewStrip.Items)
{
if (itemInfo.UserData[DesignerUserDataKeys.Activity] == selectionService.PrimarySelection)
{
this.previewStrip.ActiveItem = itemInfo;
break;
}
}
//We need to make sure that for preview designer; if we select the designer using property grid or
//any other means then selection is visible
if (selectionService.SelectionCount == 1)
{
ActivityDesigner selectedDesigner = ActivityDesigner.GetDesigner(selectionService.PrimarySelection as Activity);
if (selectedDesigner != null && !selectedDesigner.IsVisible && this != selectedDesigner.ParentDesigner)
{
//PLEASE NOTE:
//We want to search if the current designer is ancestor of selected designer
//We do the search till we hit the immediate child of the "this" designer in ancestor chain
//so that if we are in preview mode then we make sure that we make the imamediate child of "this" visible
ActivityDesigner designer = selectedDesigner;
while (designer != null)
{
CompositeActivityDesigner parentDesigner = designer.ParentDesigner;
if (this == parentDesigner)
{
break;
}
designer = parentDesigner;
}
if (designer != null)
{
if (this.previewWindow != null && this.previewWindow.PreviewMode)
{
designer.EnsureVisible();
}
else
{
selectedDesigner.EnsureVisible();
}
}
}
}
}
private void OnStatusPaste(object sender, EventArgs e)
{
MenuCommand command = (MenuCommand)sender;
command.Enabled = false;
object primarySelection = this.selectionService.PrimarySelection;
CompositeActivityDesigner parentDesigner = ActivityDesigner.GetDesigner(primarySelection as Activity) as CompositeActivityDesigner;
if (parentDesigner == null)
{
parentDesigner = ActivityDesigner.GetParentDesigner(primarySelection);
}
if ((parentDesigner != null) && parentDesigner.IsEditable)
{
IDesignerHost host = this.serviceProvider.GetService(typeof(IDesignerHost)) as IDesignerHost;
IToolboxService service = (IToolboxService)this.serviceProvider.GetService(typeof(IToolboxService));
IDataObject dataObject = Clipboard.GetDataObject();
if (((dataObject != null) && (host != null)) && ((dataObject.GetDataPresent("CF_WINOEDESIGNERCOMPONENTS") || (service == null)) || service.IsSupported(dataObject, host)))
{
System.Workflow.ComponentModel.Design.HitTestInfo insertLocation = null;
if (primarySelection is System.Workflow.ComponentModel.Design.HitTestInfo)
{
insertLocation = (System.Workflow.ComponentModel.Design.HitTestInfo)primarySelection;
}
else if (primarySelection is CompositeActivity)
{
insertLocation = new System.Workflow.ComponentModel.Design.HitTestInfo(parentDesigner, HitTestLocations.Designer);
}
else if (primarySelection is Activity)
{
Activity item = primarySelection as Activity;
CompositeActivity parent = item.Parent;
CompositeActivityDesigner designer = ActivityDesigner.GetDesigner(parent) as CompositeActivityDesigner;
if (designer != null)
{
insertLocation = new ConnectorHitTestInfo(designer, HitTestLocations.Designer, parent.Activities.IndexOf(item) + 1);
}
}
ICollection activities = null;
try
{
activities = CompositeActivityDesigner.DeserializeActivitiesFromDataObject(this.serviceProvider, dataObject);
}
catch (CheckoutException exception)
{
if (exception != CheckoutException.Canceled)
{
throw exception;
}
}
command.Enabled = ((activities != null) && (insertLocation != null)) && parentDesigner.CanInsertActivities(insertLocation, new List <Activity>(Helpers.GetTopLevelActivities(activities)).AsReadOnly());
}
}
}
protected override object CreateInstance(WorkflowMarkupSerializationManager serializationManager, Type type)
{
if (serializationManager == null)
{
throw new ArgumentNullException("serializationManager");
}
if (type == null)
{
throw new ArgumentNullException("type");
}
Connector connector = null;
IReferenceService service = serializationManager.GetService(typeof(IReferenceService)) as IReferenceService;
FreeformActivityDesigner designer = serializationManager.Context[typeof(FreeformActivityDesigner)] as FreeformActivityDesigner;
if ((designer != null) && (service != null))
{
ConnectionPoint source = null;
ConnectionPoint target = null;
try
{
Dictionary <string, string> connectorConstructionArguments = this.GetConnectorConstructionArguments(serializationManager, type);
if ((connectorConstructionArguments.ContainsKey("SourceActivity") && connectorConstructionArguments.ContainsKey("SourceConnectionIndex")) && connectorConstructionArguments.ContainsKey("SourceConnectionEdge"))
{
ActivityDesigner associatedDesigner = ActivityDesigner.GetDesigner(service.GetReference(connectorConstructionArguments["SourceActivity"]) as Activity);
DesignerEdges designerEdge = (DesignerEdges)Enum.Parse(typeof(DesignerEdges), connectorConstructionArguments["SourceConnectionEdge"]);
int connectionIndex = Convert.ToInt32(connectorConstructionArguments["SourceConnectionIndex"], CultureInfo.InvariantCulture);
if (((associatedDesigner != null) && (designerEdge != DesignerEdges.None)) && (connectionIndex >= 0))
{
source = new ConnectionPoint(associatedDesigner, designerEdge, connectionIndex);
}
}
if ((connectorConstructionArguments.ContainsKey("TargetActivity") && connectorConstructionArguments.ContainsKey("TargetConnectionIndex")) && connectorConstructionArguments.ContainsKey("TargetConnectionEdge"))
{
ActivityDesigner designer3 = ActivityDesigner.GetDesigner(service.GetReference(connectorConstructionArguments["TargetActivity"]) as Activity);
DesignerEdges edges2 = (DesignerEdges)Enum.Parse(typeof(DesignerEdges), connectorConstructionArguments["TargetConnectionEdge"]);
int num2 = Convert.ToInt32(connectorConstructionArguments["TargetConnectionIndex"], CultureInfo.InvariantCulture);
if (((designer3 != null) && (edges2 != DesignerEdges.None)) && (num2 >= 0))
{
target = new ConnectionPoint(designer3, edges2, num2);
}
}
}
catch
{
}
if ((source != null) && (target != null))
{
connector = designer.AddConnector(source, target);
}
}
return(connector);
}
private void OnPropertyGridAdornments(ITypeDescriptorContext context, PropertyDescriptor propDesc, ArrayList valueUIItemList)
{
IComponent component = null;
IReferenceService referenceService = this.serviceProvider.GetService(typeof(IReferenceService)) as IReferenceService;
if (referenceService != null)
{
component = referenceService.GetComponent(context.Instance);
}
string fullAliasName = string.Empty;
//this attribue is set to overcome issue with the TypedVariableDeclarationTypeConverter
//not returning Name property at all. we alias that property to the VariableDeclaration itself
DefaultPropertyAttribute aliasPropertyNameAttribute = propDesc.Attributes[typeof(DefaultPropertyAttribute)] as DefaultPropertyAttribute;
if (aliasPropertyNameAttribute != null && aliasPropertyNameAttribute.Name != null && aliasPropertyNameAttribute.Name.Length > 0)
{
fullAliasName = propDesc.Name + "." + aliasPropertyNameAttribute.Name;
}
if (component != null)
{
ActivityDesigner activityDesigner = ActivityDesigner.GetDesigner(component as Activity);
if (activityDesigner != null)
{
if (!activityDesigner.IsLocked && ActivityBindPropertyDescriptor.IsBindableProperty(propDesc) && !propDesc.IsReadOnly)
{
valueUIItemList.Add(new PropertyValueUIItem(DR.GetImage(DR.Bind), OnBindProperty, DR.GetString(DR.BindProperty)));
}
string fullComponentName = referenceService.GetName(component); //schedule1.send1
string fullPropertyName = referenceService.GetName(context.Instance); //schedule1.send1.message
fullPropertyName = (fullPropertyName.Length > fullComponentName.Length) ? fullPropertyName.Substring(fullComponentName.Length + 1, fullPropertyName.Length - fullComponentName.Length - 1) + "." + propDesc.Name : string.Empty;
foreach (DesignerAction action in activityDesigner.DesignerActions)
{
string actionPropertyName = action.PropertyName as string;
if (actionPropertyName == null || actionPropertyName.Length == 0)
{
continue;
}
if (actionPropertyName == propDesc.Name || (actionPropertyName == fullPropertyName) || (actionPropertyName == fullAliasName))
{
PropertyValueUIItemHandler propValueUIItemhandler = new PropertyValueUIItemHandler(action);
valueUIItemList.Add(new PropertyValueUIItem(action.Image, propValueUIItemhandler.OnFixPropertyError, action.Text));
break;
}
}
}
}
}
internal bool IsValidDropContext(HitTestInfo dropLocation)
{
if (this.draggedActivities.Count == 0)
{
return(false);
}
if (dropLocation == null || dropLocation.AssociatedDesigner == null)
{
return(false);
}
CompositeActivityDesigner compositeDesigner = dropLocation.AssociatedDesigner as CompositeActivityDesigner;
if (compositeDesigner == null)
{
return(false);
}
if (!compositeDesigner.IsEditable || !compositeDesigner.CanInsertActivities(dropLocation, new List <Activity>(this.draggedActivities).AsReadOnly()))
{
return(false);
}
if (!this.wasCtrlKeyPressed && this.existingDraggedActivities.Count > 0)
{
//We are trying to move the actvities with designer
if (!DesignerHelpers.AreAssociatedDesignersMovable(this.draggedActivities))
{
return(false);
}
if (IsRecursiveDropOperation(dropLocation.AssociatedDesigner))
{
return(false);
}
IDictionary commonParentActivities = Helpers.PairUpCommonParentActivities(this.draggedActivities);
foreach (DictionaryEntry entry in commonParentActivities)
{
CompositeActivityDesigner compositeActivityDesigner = ActivityDesigner.GetDesigner(entry.Key as Activity) as CompositeActivityDesigner;
Activity[] activitiesToMove = (Activity[])((ArrayList)entry.Value).ToArray(typeof(Activity));
if (compositeActivityDesigner != null && !compositeActivityDesigner.CanMoveActivities(dropLocation, new List <Activity>(activitiesToMove).AsReadOnly()))
{
return(false);
}
}
}
return(true);
}
private void OnRefreshTasks(object sender, EventArgs e)
{
WorkflowView workflowView = this.serviceProvider.GetService(typeof(WorkflowView)) as WorkflowView;
if (this.refreshTasksHandler != null)
{
if (workflowView != null)
{
workflowView.Idle -= this.refreshTasksHandler;
}
this.refreshTasksHandler = null;
}
ISelectionService selectionService = this.serviceProvider.GetService(typeof(ISelectionService)) as ISelectionService;
IExtendedUIService extendedUIService = this.serviceProvider.GetService(typeof(IExtendedUIService)) as IExtendedUIService;
if (selectionService != null && extendedUIService != null)
{
extendedUIService.RemoveDesignerActions();
//Only if the current designer is active designer we add the designer actions to the task list
IDesignerEventService designerEventService = (IDesignerEventService)this.serviceProvider.GetService(typeof(IDesignerEventService));
if (designerEventService != null && designerEventService.ActiveDesigner == this.serviceProvider.GetService(typeof(IDesignerHost)))
{
foreach (object obj in selectionService.GetSelectedComponents())
{
ActivityDesigner activityDesigner = null;
if (obj is HitTestInfo)
{
activityDesigner = ((HitTestInfo)obj).AssociatedDesigner;
}
else if (obj is Activity)
{
activityDesigner = ActivityDesigner.GetDesigner(obj as Activity);
}
if (activityDesigner != null)
{
extendedUIService.AddDesignerActions(new List <DesignerAction>(activityDesigner.DesignerActions).ToArray());
}
}
}
}
if (workflowView != null)
{
workflowView.Invalidate();
}
}
bool IExtenderProvider.CanExtend(object extendee)
{
bool flag = false;
Activity activity = extendee as Activity;
if (((activity != null) && (activity.Site != null)) && (activity == Helpers.GetRootActivity(activity)))
{
ActivityDesigner designer = ActivityDesigner.GetDesigner(activity);
if ((designer != null) && (designer.ParentDesigner == null))
{
flag = true;
}
}
return(flag);
}
bool IExtenderProvider.CanExtend(object extendee)
{
bool flag = false;
Activity activity = extendee as Activity;
if (activity != null)
{
ActivityDesigner designer = ActivityDesigner.GetDesigner(activity);
if ((designer != null) && (((designer.ParentDesigner != null) ? (designer.ParentDesigner as FreeformActivityDesigner) : (designer as FreeformActivityDesigner)) != null))
{
flag = true;
}
}
return(flag);
}
public void SetSize(Activity activity, Size size)
{
ActivityDesigner designer = ActivityDesigner.GetDesigner(activity);
if (designer != null)
{
FreeformActivityDesigner designer2 = (designer.ParentDesigner != null) ? (designer.ParentDesigner as FreeformActivityDesigner) : (designer as FreeformActivityDesigner);
if (designer2 != null)
{
designer.Size = size;
if (designer2.AutoSize)
{
designer2.PerformLayout();
}
}
}
}
public override object GetNextSelectableObject(object current, DesignerNavigationDirection navigate)
{
object activity = null;
ArrayList list = new ArrayList(this.ContainedDesigners);
ActivityDesigner designer = (current is Activity) ? ActivityDesigner.GetDesigner(current as Activity) : ActivityDesigner.GetParentDesigner(current);
int num = (designer != null) ? list.IndexOf(designer) : -1;
if (((navigate == DesignerNavigationDirection.Left) || (navigate == DesignerNavigationDirection.Up)) && ((num >= 0) && (num < list.Count)))
{
return(((ActivityDesigner)list[(num > 0) ? (num - 1) : (list.Count - 1)]).Activity);
}
if (((navigate == DesignerNavigationDirection.Right) || (navigate == DesignerNavigationDirection.Down)) && (num <= (list.Count - 1)))
{
activity = ((ActivityDesigner)list[(num < (list.Count - 1)) ? (num + 1) : 0]).Activity;
}
return(activity);
}
public override void InsertActivities(System.Workflow.ComponentModel.Design.HitTestInfo insertLocation, ReadOnlyCollection <Activity> activitiesToInsert)
{
base.InsertActivities(insertLocation, activitiesToInsert);
if (this.AutoSize)
{
Size autoSizeMargin = this.AutoSizeMargin;
Point location = this.Location;
foreach (Activity activity in activitiesToInsert)
{
ActivityDesigner designer = ActivityDesigner.GetDesigner(activity);
if (designer.Location.IsEmpty)
{
designer.Location = new Point(location.X + autoSizeMargin.Width, location.Y + autoSizeMargin.Height);
}
}
}
}
