public static ExecutedRoutedEventHandler AddAssociationExecuted(UIElement parent, Func <CSDLView> getCSDLView, Func <DesignerView> getDesignerView, UIEntityType defaultEntityType1, Action <UIAssociation> specialActionToDoWhenNewItemAdded)
{
return((object sender, ExecutedRoutedEventArgs e) =>
{
var csdlView = getCSDLView();
var designerView = getDesignerView();
var addAssociationWindow = new AddAssociationWindow {
Owner = VisualTreeHelperUtil.GetControlAscendant <Window>(parent), DataContext = csdlView, NavigationProperty1EntityType = defaultEntityType1
};
switch (addAssociationWindow.ShowDialog())
{
case true:
var uiAssociation = csdlView.AddAssociation(addAssociationWindow.AssociationName, addAssociationWindow.NavigationProperty1Name, addAssociationWindow.NavigationProperty1EntityType, addAssociationWindow.NavigationProperty1Cardinality.Value, addAssociationWindow.NavigationProperty2Name, addAssociationWindow.NavigationProperty2EntityType, addAssociationWindow.NavigationProperty2Cardinality.Value);
SizeChangedEventHandler actionToDoWhenNewItemAdded = null;
bool drawAssociation = false;
DesignerCanvas designerCanvas = parent as DesignerCanvas;
if (designerCanvas == null)
{
designerCanvas = VisualTreeHelperUtil.GetControlAscendant <DesignerCanvas>(parent);
}
var navigationProperty1EntityTypeDesigner = designerCanvas.GetTypeDesigner(uiAssociation.NavigationProperty1.ParentType);
var navigationProperty2EntityTypeDesigner = designerCanvas.GetTypeDesigner(uiAssociation.NavigationProperty2.ParentType);
actionToDoWhenNewItemAdded =
(object o, SizeChangedEventArgs scea) =>
{
if (designerView.ContainsEntityType(uiAssociation.NavigationProperty1.ParentType) && designerView.ContainsEntityType(uiAssociation.NavigationProperty2.ParentType))
{
if (drawAssociation)
{
navigationProperty1EntityTypeDesigner.DrawAssociation(navigationProperty2EntityTypeDesigner, uiAssociation.NavigationProperty1.BusinessInstance as NavigationProperty);
}
else
{
drawAssociation = true;
}
}
if (specialActionToDoWhenNewItemAdded != null)
{
specialActionToDoWhenNewItemAdded(uiAssociation);
}
((ListView)o).SizeChanged -= actionToDoWhenNewItemAdded;
};
navigationProperty1EntityTypeDesigner.propertiesListView.SizeChanged += actionToDoWhenNewItemAdded;
if (navigationProperty2EntityTypeDesigner != null)
{
navigationProperty2EntityTypeDesigner.propertiesListView.SizeChanged += actionToDoWhenNewItemAdded;
}
break;
}
});
}
private void PropertiesGrid_SizeChanged(object sender, SizeChangedEventArgs e)
{
var scrollViewer = VisualTreeHelperUtil.GetControlAscendant <ScrollViewer>(this);
var maxWidth = scrollViewer.ActualWidth - 10;
if (propertiesGrid.ActualWidth > maxWidth)
{
propertiesGrid.Width = maxWidth;
}
else if (propertiesGrid.ActualWidth != maxWidth)
{
propertiesGrid.Width = double.NaN;
}
}
protected override void OnPreviewMouseLeftButtonDown(MouseButtonEventArgs e)
{
base.OnPreviewMouseLeftButtonDown(e);
foreach (var relation in VisualTreeHelperUtil.GetControlsDecendant <RelationBase>(this))
{
relation.IsSelected = false;
}
var typeDesigner = VisualTreeHelperUtil.GetControlAscendant <TypeBaseDesigner>(e.OriginalSource);
_moveEntityType = typeDesigner != null && VisualTreeHelperUtil.GetControlAscendant <ListView>(e.OriginalSource) == null && VisualTreeHelperUtil.GetControlAscendant <TextBox>(e.OriginalSource) == null;
if (_moveEntityType)
{
_moveEntityTypeStartPoint = e.GetPosition(this);
Cursor = Cursors.ScrollAll;
}
}
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
var separator = (MenuSeparator)value;
var items = VisualTreeHelperUtil.GetControlAscendant <ItemsControl>(separator).Items.OfType <FrameworkElement>();
bool visibleBefore = false;
bool visibleAfter = false;
bool before = true;
foreach (var item in items)
{
if (item is Separator)
{
if (item == separator)
{
before = false;
}
else if (item.IsVisible)
{
if (before)
{
visibleBefore = false;
}
else
{
break;
}
}
}
else if (item.IsVisible)
{
if (before)
{
visibleBefore = true;
}
else
{
visibleAfter = true;
}
}
}
return(visibleBefore && visibleAfter ? Visibility.Visible : Visibility.Collapsed);
}
protected override void OnPreviewMouseLeftButtonDown(MouseButtonEventArgs e)
{
base.OnPreviewMouseLeftButtonDown(e);
if (VisualTreeHelperUtil.GetControlAscendant <TextBox>(e.OriginalSource) == null || VisualTreeHelperUtil.GetControlAscendant <EditableTextBlock>(e.OriginalSource) == null)
{
if (!(e.OriginalSource is FrameworkElement))
{
return;
}
FrameworkElement control = (FrameworkElement)e.OriginalSource;
while ((control = VisualTreeHelperUtil.GetControlAscendant <Grid>(control)) != null)
{
if (control.Name == "grdHeader")
{
ClickOnTheHeader();
break;
}
}
}
}
protected override void OnMouseLeftButtonDown(MouseButtonEventArgs e)
{
base.OnMouseLeftButtonDown(e);
if (VisualTreeHelperUtil.GetControlAscendant <EntityTypeDesigner>(e.OriginalSource) == null)
{
if (UITypeToAdd == null)
{
UnselectAllTypes();
_startSelectionPoint = e.GetPosition(this);
_isSelecting = true;
}
else
{
AddType(UITypeToAdd, e.GetPosition(this));
UITypeToAdd = null;
}
}
else
{
UITypeToAdd = null;
}
Container.Selection = null;
}
protected TypeBaseDesigner(IUIType uiType)
{
InitializeComponent();
UIType = uiType;
DataContext = UIType;
InitContextMenuCommandBindings();
entityTypeExpander.PreviewMouseDown +=
(sender, e) =>
{
if (e.LeftButton == MouseButtonState.Pressed && (MoreThanOneTypeSelected || !(VisualTreeHelperUtil.GetControlAscendant <ListView>(e.OriginalSource) == propertiesListView)))
{
SelectOrUnselect();
}
else if (!IsSelected)
{
IsSelected = true;
}
};
if (!Init)
{
SizeChangedEventHandler sizeChangedHandler = null;
sizeChangedHandler = delegate
{
DrawRelations();
SizeChanged -= sizeChangedHandler;
};
SizeChanged += sizeChangedHandler;
}
SizeChanged += delegate { OnMove(); };
uiType.RelatedPropertyDeleted += uiRelatedProperty =>
{
if (RelationsContenerByRelatedProperty.ContainsKey(uiRelatedProperty))
{
Designer.Children.Remove(RelationsContenerByRelatedProperty[uiRelatedProperty]);
RelationsContenerByRelatedProperty.Remove(uiRelatedProperty);
}
};
var uiEntityType = uiType as UIEntityType;
if (uiEntityType != null)
{
uiEntityType.AbstractChanged += delegate { entityTypeExpander.GetBindingExpression(TypeBaseExpander.BorderBrushProperty).UpdateTarget(); }
}
;
}