private NSMenuItem CreateMenuItem(object sender, RepositoryAction action, ContextMenuArguments arguments)
{
var item = new NSMenuItem(action.Name, (s, e) => action.Action?.Invoke(s, e));
item.Enabled = action.CanExecute;
// this is a deferred submenu. We want to make sure that the context menu can pop up
// fast, while submenus are not evaluated yet. We don't want to make the context menu
// itself slow because the creation of the submenu items takes some time.
if (action.DeferredSubActionsEnumerator != null)
{
var submenu = new NSMenu {
AutoEnablesItems = false
};
arguments.Initializers.Add(item, () =>
{
foreach (var subAction in action.DeferredSubActionsEnumerator())
{
submenu.AddItem(CreateMenuItem(sender, subAction, arguments));
}
Console.WriteLine($"Added {submenu.Items.Length} deferred sub action(s).");
});
item.Submenu = submenu;
}
return(item);
}
public void PrepareContextMenu(ContextMenuArguments arguments)
{
if (!arguments.Rows.Any())
{
return;
}
var repositories = arguments.Rows
.Select(i => DataSource.GetRepositoryViewByIndex((int)i))
.Where(view => view.Repository != null)
.Select(view => view.Repository)
.ToList();
if (!repositories.Any())
{
return;
}
foreach (var actionProvider in RepositoryActionProvider.GetContextMenuActions(repositories))
{
if (actionProvider.BeginGroup)
{
arguments.MenuItems.Add(NSMenuItem.SeparatorItem);
}
arguments.MenuItems.Add(new NSMenuItem(actionProvider.Name, (s, e) => actionProvider.Action(s, e)));
}
}
public void PrepareContextMenu(object sender, ContextMenuArguments arguments)
{
if (!arguments.Rows.Any())
{
return;
}
var repositories = arguments.Rows
.Select(i => DataSource.GetRepositoryViewByIndex((int)i))
.Where(view => view.Repository != null)
.Select(view => view.Repository)
.ToList();
if (!repositories.Any())
{
return;
}
foreach (var action in RepositoryActionProvider.GetContextMenuActions(repositories))
{
if (action.BeginGroup)
{
arguments.MenuItems.Add(NSMenuItem.SeparatorItem);
}
var item = CreateMenuItem(sender, action, arguments);
arguments.MenuItems.Add(item);
}
}
void TableView_PrepareContextMenu(object sender, ContextMenuArguments arguments)
{
PrepareContextMenu(sender, arguments);
}