protected override void onEdit(DiagramDesigner.DesignerItem item, string name)
{
if (item != null && item.Tag != null && item.Tag is Entity)
{
DiagramDesigner.DesignerItem block = GetBlockByName(name);
Entity entity = (Entity)item.Tag;
if (string.IsNullOrWhiteSpace(name))
{
Kernel.Util.MessageDisplayer.DisplayError("Empty name", "The name can't be empty!");
item.Renderer.Text = entity.name;
EditCurrentSelection();
return;
}
if (block != null && !block.Equals(item))
{
Kernel.Util.MessageDisplayer.DisplayError("Duplicate name", "There is another block named: " + name + ".");
item.Renderer.Text = entity.name;
EditCurrentSelection();
return;
}
entity.name = name;
this.SelectionService.SelectItem(item);
notifyModifyBlock(item);
}
}
private void BringToFront/*将制定元素移到最前面*/ (DesignerItem designerItem)
{
var canvas = designerItem.Parent as Canvas;
if (canvas == null)
{
return;
}
List <UIElement> childrenSorted =
(from UIElement item in canvas.Children
orderby Canvas.GetZIndex(item as UIElement) ascending
select item as UIElement).ToList();
int i = 0;
int j = 0;
foreach (UIElement item in childrenSorted)
{
if (designerItem.Equals(item))
{
int idx = Canvas.GetZIndex(item);
Canvas.SetZIndex(item, childrenSorted.Count - 1 + j++);
}
else
{
Canvas.SetZIndex(item, i++);
}
}
}
protected override void onEdit(DiagramDesigner.DesignerItem item, string name)
{
if (item != null && item.Tag != null && item.Tag is TransformationTreeItem)
{
DiagramDesigner.DesignerItem block = GetBlockByName(name);
TransformationTreeItem entity = (TransformationTreeItem)item.Tag;
if (block != null && !block.Equals(item))
{
Kernel.Util.MessageDisplayer.DisplayError("Duplicate name", "There is another block named: " + name + ".");
item.Renderer.Text = entity.name;
EditCurrentSelection();
return;
}
entity.name = name;
this.SelectionService.SelectItem(item);
notifyModifyBlock(item);
}
}
protected bool ValidateEdition(DiagramDesigner.DesignerItem item, string name)
{
if (string.IsNullOrWhiteSpace(name))
{
Kernel.Util.MessageDisplayer.DisplayError("Empty name", "The name can't be empty!");
return(false);
}
if (item != null && item.Tag != null && item.Tag is TransformationTreeItem)
{
DiagramDesigner.DesignerItem block = this.TransformationTreeDiagramView.designerCanvas.GetBlockByName(name);
TransformationTreeItem entity = (TransformationTreeItem)item.Tag;
if (block != null && !block.Equals(item))
{
Kernel.Util.MessageDisplayer.DisplayError("Duplicate name", "There is another TreeItem named: " + name + ".");
return(false);
}
}
return(true);
}
/*将制定元素移到最前面*/
private void BringToFront(DesignerItem designerItem)
{
var canvas = designerItem.Parent as Canvas;
if (canvas == null) return;
List<UIElement> childrenSorted =
(from UIElement item in canvas.Children
orderby Canvas.GetZIndex(item as UIElement) ascending
select item as UIElement).ToList();
int i = 0;
int j = 0;
foreach (UIElement item in childrenSorted)
{
if (designerItem.Equals(item))
{
int idx = Canvas.GetZIndex(item);
Canvas.SetZIndex(item, childrenSorted.Count - 1 + j++);
}
else
{
Canvas.SetZIndex(item, i++);
}
}
}