public static MenuItem Construct(IContextualOperationContext coc)
{
MenuItem miResult = new MenuItem
{
Header = OperationClient.GetText(coc.Type, coc.OperationInfo.OperationSymbol),
Icon = OperationClient.GetImage(coc.Type, coc.OperationInfo.OperationSymbol).ToSmallImage(),
Tag = coc,
};
if (coc.OperationSettings != null && coc.OperationSettings.Order != 0)
{
Common.SetOrder(miResult, coc.OperationSettings.Order);
}
if (coc.CanExecute != null)
{
miResult.ToolTip = coc.CanExecute;
miResult.IsEnabled = false;
ToolTipService.SetShowOnDisabled(miResult, true);
AutomationProperties.SetHelpText(miResult, coc.CanExecute);
}
miResult.Click += (object sender, RoutedEventArgs e) =>
{
coc.SearchControl.SetDirtySelectedItems();
if (coc.OperationSettings != null && coc.OperationSettings.HasClick)
{
coc.OperationSettings.OnClick(coc);
}
else
{
if (coc.ConfirmMessage())
{
Entity result = (Entity) new ConstructorContext(coc.SearchControl, coc.OperationInfo).SurroundConstructUntyped(coc.OperationInfo.ReturnType, ctx =>
Server.Return((IOperationServer s) => s.ConstructFromMany(coc.SearchControl.SelectedItems.ToList(), coc.Type, coc.OperationInfo.OperationSymbol, ctx.Args)));
if (result != null)
{
Navigator.Navigate(result);
}
else
{
MessageBox.Show(Window.GetWindow(coc.SearchControl), OperationMessage.TheOperation0DidNotReturnAnEntity.NiceToString().FormatWith(coc.OperationInfo.OperationSymbol.NiceToString()));
}
}
}
};
return(miResult);
}
protected internal virtual Entity Construct(ConstructorContext ctx)
{
var dic = (from oi in OperationInfos(ctx.Type)
where oi.OperationType == OperationType.Constructor
let os = GetSettings <ConstructorOperationSettingsBase>(ctx.Type, oi.OperationSymbol)
let coc = newConstructorOperationContext.GetInvoker(ctx.Type)(oi, ctx, os)
where os != null && os.HasIsVisible ? os.OnIsVisible(coc) : true
select coc).ToDictionary(a => a.OperationInfo.OperationSymbol);
if (dic.Count == 0)
{
return(null);
}
OperationSymbol selected = null;
if (dic.Count == 1)
{
selected = dic.Keys.SingleEx();
}
else
{
if (!SelectorWindow.ShowDialog(dic.Keys.ToArray(), out selected,
elementIcon: k => OperationClient.GetImage(ctx.Type, k),
elementText: k => OperationClient.GetText(ctx.Type, k),
title: SelectorMessage.ConstructorSelector.NiceToString(),
message: SelectorMessage.PleaseSelectAConstructor.NiceToString(),
owner: Window.GetWindow(ctx.Element)))
{
return(null);
}
}
var selCoc = dic[selected];
if (selCoc.Settings != null && selCoc.Settings.HasConstructor)
{
return(selCoc.Settings.OnConstructor(selCoc));
}
else
{
return(Server.Return((IOperationServer s) => s.Construct(ctx.Type, selected, ctx.Args)));
}
}
