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;
}
}
}
protected override void OnDragDrop(ActivityDragEventArgs e)
{
base.OnDragDrop(e);
bool ctrlKeyPressed = ((e.KeyState & 8) == 8);
if (ctrlKeyPressed && (e.AllowedEffect & DragDropEffects.Copy) == DragDropEffects.Copy)
{
e.Effect = DragDropEffects.Copy;
}
else if ((e.AllowedEffect & DragDropEffects.Move) == DragDropEffects.Move)
{
e.Effect = DragDropEffects.Move;
}
//If the component is sited then that means that we are moving it
try
{
CompositeActivityDesigner.InsertActivities(this, new ConnectorHitTestInfo(this, HitTestLocations.Designer, CurrentDropTarget), e.Activities, SR.GetString(SR.DragDropActivities));
}
finally
{
CurrentDropTarget = -1;
}
}
private void OnAddBranch(object sender, EventArgs e)
{
CompositeActivity activity = this.OnCreateNewBranch();
CompositeActivity activity2 = base.Activity as CompositeActivity;
if ((activity2 != null) && (activity != null))
{
int count = this.ContainedDesigners.Count;
CompositeActivityDesigner.InsertActivities(this, new ConnectorHitTestInfo(this, HitTestLocations.Designer, activity2.Activities.Count), new List <Activity>(new Activity[] { activity }).AsReadOnly(), DR.GetString("AddingBranch", new object[] { activity.GetType().Name }));
if ((this.ContainedDesigners.Count > count) && (this.ContainedDesigners.Count > 0))
{
this.ContainedDesigners[this.ContainedDesigners.Count - 1].EnsureVisible();
}
}
}
protected override void OnDragDrop(ActivityDragEventArgs e)
{
if (((e.KeyState & 8) == 8) && ((e.AllowedEffect & DragDropEffects.Copy) == DragDropEffects.Copy))
{
e.Effect = DragDropEffects.Copy;
}
else if ((e.AllowedEffect & DragDropEffects.Move) == DragDropEffects.Move)
{
e.Effect = DragDropEffects.Move;
}
List <Activity> list = new List <Activity>();
List <Activity> list2 = new List <Activity>();
foreach (Activity activity in e.Activities)
{
if ((activity.Site == null) || (activity.Parent != base.Activity))
{
list.Add(activity);
}
if (activity.Site == null)
{
list2.Add(activity);
}
}
if (list.Count > 0)
{
CompositeActivityDesigner.InsertActivities(this, new ConnectorHitTestInfo(this, HitTestLocations.Designer, ((CompositeActivity)base.Activity).Activities.Count), list.AsReadOnly(), SR.GetString("DragDropActivities"));
}
Point endPoint = new Point(e.X, e.Y);
Point[] pointArray = FreeFormDragDropManager.GetDesignerLocations(e.DragInitiationPoint, endPoint, e.Activities);
if (pointArray.Length == e.Activities.Count)
{
for (int i = 0; i < e.Activities.Count; i++)
{
ActivityDesigner containedDesigner = ActivityDesigner.GetDesigner(e.Activities[i]);
if (containedDesigner != null)
{
Point newLocation = list2.Contains(containedDesigner.Activity) ? endPoint : pointArray[i];
this.MoveContainedDesigner(containedDesigner, newLocation);
}
}
}
}
private void OnAddBranch(object sender, EventArgs e)
{
CompositeActivity branchActivity = OnCreateNewBranch();
CompositeActivity compositeActivity = Activity as CompositeActivity;
if (compositeActivity != null && branchActivity != null)
{
// Record the current number of child activities
int designerCount = ContainedDesigners.Count;
CompositeActivityDesigner.InsertActivities(this, new ConnectorHitTestInfo(this, HitTestLocations.Designer, compositeActivity.Activities.Count), new List <Activity>(new Activity[] { branchActivity }).AsReadOnly(), DR.GetString(DR.AddingBranch, branchActivity.GetType().Name));
// If the number of child activities has increased, the branch add was successful, so
// make sure the highest indexed branch is visible
if (ContainedDesigners.Count > designerCount && ContainedDesigners.Count > 0)
{
ContainedDesigners[ContainedDesigners.Count - 1].EnsureVisible();
}
}
}
protected override void OnDragDrop(ActivityDragEventArgs e)
{
base.OnDragDrop(e);
if (((e.KeyState & 8) == 8) && ((e.AllowedEffect & DragDropEffects.Copy) == DragDropEffects.Copy))
{
e.Effect = DragDropEffects.Copy;
}
else if ((e.AllowedEffect & DragDropEffects.Move) == DragDropEffects.Move)
{
e.Effect = DragDropEffects.Move;
}
try
{
CompositeActivityDesigner.InsertActivities(this, new ConnectorHitTestInfo(this, HitTestLocations.Designer, this.CurrentDropTarget), e.Activities, SR.GetString("DragDropActivities"));
}
finally
{
this.CurrentDropTarget = -1;
}
}
public override void OnActivate()
{
if (AssociatedDesigner != null)
{
return;
}
Type activityType = UserData[UserDataKey_ActivityType] as Type;
Debug.Assert(activityType != null);
CompositeActivity parentActivity = this.parentDesigner.Activity as CompositeActivity;
if (activityType == null || parentActivity == null || !this.parentDesigner.IsEditable)
{
return;
}
Activity activity = Activator.CreateInstance(activityType) as Activity;
try
{
CompositeActivityDesigner.InsertActivities(this.parentDesigner, new HitTestInfo(this.parentDesigner, HitTestLocations.Designer), new List <Activity>(new Activity[] { activity }).AsReadOnly(), SR.GetString(SR.AddingImplicitActivity));
}
catch (Exception e)
{
if (e != CheckoutException.Canceled)
{
IUIService uiService = this.parentDesigner.Activity.Site.GetService(typeof(IUIService)) as IUIService;
if (uiService != null)
{
uiService.ShowError(e.Message);
}
}
}
ActivityDesigner designer = ActivityDesigner.GetDesigner(activity);
UserData[UserDataKey_Designer] = designer;
}
private void OnMenuPaste(object sender, EventArgs e)
{
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)
{
IDataObject dataObject = Clipboard.GetDataObject();
ICollection activities = null;
try
{
activities = CompositeActivityDesigner.DeserializeActivitiesFromDataObject(this.serviceProvider, dataObject, true);
}
catch (Exception exception)
{
if (exception != CheckoutException.Canceled)
{
throw new Exception(DR.GetString("ActivityInsertError", new object[0]) + "\n" + exception.Message, exception);
}
}
if (activities == null)
{
throw new InvalidOperationException(DR.GetString("InvalidOperationBadClipboardFormat", new object[0]));
}
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);
}
}
List <Activity> list = new List <Activity>(Helpers.GetTopLevelActivities(activities));
if ((insertLocation == null) || !parentDesigner.CanInsertActivities(insertLocation, list.AsReadOnly()))
{
throw new Exception(SR.GetString("Error_NoPasteSupport"));
}
IExtendedUIService service = this.serviceProvider.GetService(typeof(IExtendedUIService)) as IExtendedUIService;
if (service != null)
{
foreach (Activity activity3 in activities)
{
service.AddAssemblyReference(activity3.GetType().Assembly.GetName());
}
}
CompositeActivityDesigner.InsertActivities(parentDesigner, insertLocation, list.AsReadOnly(), SR.GetString("PastingActivities"));
Stream data = dataObject.GetData("CF_WINOEDESIGNERCOMPONENTSSTATE") as Stream;
if (data != null)
{
Helpers.DeserializeDesignersFromStream(activities, data);
}
this.selectionService.SetSelectedComponents(list.ToArray(), SelectionTypes.Replace);
this.workflowView.EnsureVisible(this.selectionService.PrimarySelection);
}
}