Example #1
0
 /// <summary>
 /// Allow dragging the source element onto the target
 /// </summary>
 protected override void OnDraggingBegun(MouseActionEventArgs e)
 {
     if (mySourceElement == null)
     {
         mySourceElement = ElementFromShape <ORMModelElement>(MouseDownHitShape);
     }
     base.OnDraggingBegun(e);
 }                       /// <summary>
Example #2
0
 /// <summary>
 /// Get the source object type or role after the
 /// base class sets the source shape
 /// </summary>
 /// <param name="e">MouseActionEventArgs</param>
 protected override void OnClicked(MouseActionEventArgs e)
 {
     base.OnClicked(e);
     if (mySourceElement == null)
     {
         mySourceElement = ElementFromShape <ORMModelElement>(MouseDownHitShape);
     }
 }
 private CustomProperty FindCustomProperty(ORMModelElement modelElement)
 {
     if (modelElement != null)
     {
         foreach (ModelElement extensionElement in modelElement.ExtensionCollection)
         {
             CustomProperty customProperty = extensionElement as CustomProperty;
             if (customProperty != null && customProperty.CustomPropertyDefinition == this.customPropertyDefinition)
             {
                 return(customProperty);
             }
         }
     }
     return(null);
 }
        public sealed override void ResetValue(object component)
        {
            ORMModelElement modelElement = EditorUtility.ResolveContextInstance(component, false) as ORMModelElement;

            System.Diagnostics.Debug.Assert(modelElement != null);
            CustomProperty customProperty = FindCustomProperty(modelElement);

            if (customProperty != null)
            {
                using (Transaction transaction = this.StartTransaction(modelElement))
                {
                    customProperty.Delete();
                    transaction.Commit();
                }
            }
        }
        public sealed override void SetValue(object component, object value)
        {
            CustomPropertyDefinition customPropertyDefinition = this.customPropertyDefinition;
            ORMModelElement          modelElement             = EditorUtility.ResolveContextInstance(component, false) as ORMModelElement;

            System.Diagnostics.Debug.Assert(modelElement != null);
            CustomProperty customProperty = FindCustomProperty(modelElement);

            using (Transaction transaction = this.StartTransaction(modelElement))
            {
                if (customProperty != null)
                {
                    if (!object.Equals(customProperty.Value, value))
                    {
                        if (value == null || object.Equals(customPropertyDefinition.DefaultValue, value))
                        {
                            customProperty.Delete();
                        }
                        else
                        {
                            customProperty.Value = value;
                        }
                    }
                }
                else if (value != null && !object.Equals(customPropertyDefinition.DefaultValue, value))
                {
                    customProperty = new CustomProperty(modelElement.Partition, new PropertyAssignment(CustomProperty.ValueDomainPropertyId, value));
                    customProperty.CustomPropertyDefinition = customPropertyDefinition;
                    modelElement.ExtensionCollection.Add(customProperty);
                }
                if (transaction.HasPendingChanges)
                {
                    transaction.Commit();
                }
            }
        }
 private Transaction StartTransaction(ORMModelElement modelElement)
 {
     return(modelElement.Store.TransactionManager.BeginTransaction(ElementPropertyDescriptor.GetSetValueTransactionName(this.customPropertyDefinition.Name)));
 }
Example #7
0
 private void Reset()
 {
     mySourceElement = null;
     myEmulateDrag   = false;
 }