osu/osu.Game/Screens/Multi/DrawableRoomPlaylist.cs

79 lines
2.7 KiB
C#

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System.Collections.Specialized;
using osu.Framework.Bindables;
using osu.Framework.Extensions.IEnumerableExtensions;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Game.Graphics.Containers;
using osu.Game.Online.Multiplayer;
using osuTK;
namespace osu.Game.Screens.Multi
{
public class DrawableRoomPlaylist : OsuRearrangeableListContainer<PlaylistItem>
{
public readonly Bindable<PlaylistItem> SelectedItem = new Bindable<PlaylistItem>();
private readonly bool allowEdit;
private readonly bool allowSelection;
public DrawableRoomPlaylist(bool allowEdit, bool allowSelection)
{
this.allowEdit = allowEdit;
this.allowSelection = allowSelection;
}
protected override void LoadComplete()
{
base.LoadComplete();
// Scheduled since items are removed and re-added upon rearrangement
Items.CollectionChanged += (_, args) => Schedule(() =>
{
switch (args.Action)
{
case NotifyCollectionChangedAction.Remove:
if (args.OldItems.Contains(SelectedItem))
SelectedItem.Value = null;
break;
}
});
}
protected override ScrollContainer<Drawable> CreateScrollContainer() => base.CreateScrollContainer().With(d =>
{
d.ScrollbarVisible = false;
});
protected override FillFlowContainer<RearrangeableListItem<PlaylistItem>> CreateListFillFlowContainer() => new FillFlowContainer<RearrangeableListItem<PlaylistItem>>
{
LayoutDuration = 200,
LayoutEasing = Easing.OutQuint,
Spacing = new Vector2(0, 2)
};
protected override OsuRearrangeableListItem<PlaylistItem> CreateOsuDrawable(PlaylistItem item) => new DrawableRoomPlaylistItem(item, allowEdit, allowSelection)
{
SelectedItem = { BindTarget = SelectedItem },
RequestDeletion = requestDeletion
};
private void requestSelection(PlaylistItem item) => SelectedItem.Value = item;
private void requestDeletion(PlaylistItem item)
{
if (SelectedItem.Value == item)
{
if (Items.Count == 1)
SelectedItem.Value = null;
else
SelectedItem.Value = Items.GetNext(item) ?? Items[^2];
}
Items.Remove(item);
}
}
}