/// <summary>
/// Stop the DSLTools framework from placing a shape that has a non-empty location
/// </summary>
protected override void OnChildConfigured(ShapeElement child, bool childWasPlaced, bool createdDuringViewFixup)
{
if (!childWasPlaced)
{
TableShape shape = child as TableShape;
if (shape != null && shape.Location != BoundsRules.GetCompliantBounds(child, RectangleD.Empty).Location)
{
IDictionary unplacedShapes = UnplacedShapesContext.GetUnplacedShapesMap(Store.TransactionManager.CurrentTransaction.TopLevelTransaction, this.Id);
if (unplacedShapes.Contains(child))
{
unplacedShapes.Remove(child);
}
}
}
base.OnChildConfigured(child, childWasPlaced, createdDuringViewFixup);
}
void IModelingEventSubscriber.ManageModelingEventHandlers(ModelingEventManager eventManager, EventSubscriberReasons reasons, EventHandlerAction action)
{
if (action == EventHandlerAction.Add && 0 != (reasons & EventSubscriberReasons.DocumentLoading))
{
// Hack implementation to turn on the FixupDiagram rules before the model loads.
// Normally this would be done with a coordinated fixup listener. However, we
// have no control over the DSL-generated FixupDiagram rule without jumping through
// a lot of hoops, so we do it here, which fires after the rules are created and
// before the model loads.
Store.RuleManager.EnableRule(typeof(FixUpDiagram));
}
if (0 != (reasons & EventSubscriberReasons.DocumentLoaded))
{
Store store = Store;
TableShape.ManageEventHandlers(store, eventManager, action);
RelationalDiagram.ManageEventHandlers(store, eventManager, action);
}
}
private SizeD CalculateSize()
{
ListField listField = ListField;
int count = this.GetItemCount(listField);
double height = HeaderBounds.Height + listField.GetItemHeight(this) * count;
double width = 0;
TableShape tableShape = ParentShape as TableShape;
string tableName = tableShape.AccessibleName;
StyleSet styleSet = StyleSet;
Font defaultFont = styleSet.GetFont(listField.NormalFontId);
Font alternateFont = styleSet.GetFont(listField.AlternateFontId);
Font tableNameFont = tableShape.StyleSet.GetFont(new StyleSetResourceId(string.Empty, "ShapeTextBold10"));
using (Graphics g = Graphics.FromHwnd(GetDesktopWindow()))
{
double tableNameWidth = (double)g.MeasureString(tableName, tableNameFont, int.MaxValue, DefaultStringFormat).Width + TableExtraWidth;
// Changes the width if the current width is less than the width of the table name.
if (width < tableNameWidth)
{
width = tableNameWidth;
}
// Iterates through the column list to check the widths of the column names.
for (int i = 0; i < count; ++i)
{
ItemDrawInfo itemDrawInfo = new ItemDrawInfo();
GetItemDrawInfo(listField, i, itemDrawInfo);
bool isMandatory = !(this.Items[i] as Column).IsNullable;
string text = itemDrawInfo.Text;
// Gets the size of the column name in the context of the compartment
double stringWidth = (double)g.MeasureString(text, isMandatory ? alternateFont : defaultFont, int.MaxValue, DefaultStringFormat).Width + ColumnExtraWidth;
// Changes the width if the current width is less than the width of the column name.
if (width < stringWidth)
{
width = stringWidth;
}
}
}
return(new SizeD(width, height));
}
/// <summary>
/// Correctly connect a <see cref="ForeignKeyConnector"/>
/// </summary>
protected override void OnChildConfiguring(ShapeElement child, bool createdDuringViewFixup)
{
ForeignKeyConnector foreignKeyConnector;
if (null != (foreignKeyConnector = child as ForeignKeyConnector))
{
ReferenceConstraintTargetsTable link = (ReferenceConstraintTargetsTable)child.ModelElement;
TableShape sourceShape = null;
Table sourceTable;
if (null != (sourceTable = link.ReferenceConstraint.SourceTable))
{
foreach (PresentationElement pel in PresentationViewsSubject.GetPresentation(sourceTable))
{
TableShape testShape = pel as TableShape;
if (testShape != null && testShape.Diagram == this)
{
sourceShape = testShape;
break;
}
}
}
if (null != sourceShape)
{
foreach (PresentationElement pel in PresentationViewsSubject.GetPresentation(link.TargetTable))
{
TableShape targetShape = pel as TableShape;
if (targetShape != null && targetShape.Diagram == this)
{
foreignKeyConnector.Connect(sourceShape, targetShape);
return;
}
}
}
}
base.OnChildConfiguring(child, createdDuringViewFixup);
}
