osu/osu.Game/Overlays/Music/PlaylistList.cs

96 lines
3.0 KiB
C#

// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using System;
using System.Collections.Generic;
using System.Linq;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Game.Database;
namespace osu.Game.Overlays.Music
{
internal class PlaylistList : Container
{
private readonly FillFlowContainer<PlaylistItem> items;
public IEnumerable<BeatmapSetInfo> BeatmapSets
{
set
{
items.Children = value.Select(item => new PlaylistItem(item) { OnSelect = itemSelected }).ToList();
}
}
public BeatmapSetInfo FirstVisibleSet => items.Children.FirstOrDefault(i => i.MatchingFilter)?.BeatmapSetInfo;
private void itemSelected(BeatmapSetInfo b)
{
OnSelect?.Invoke(b);
}
public Action<BeatmapSetInfo> OnSelect;
private readonly SearchContainer search;
public void Filter(string searchTerm) => search.SearchTerm = searchTerm;
public BeatmapSetInfo SelectedItem
{
get { return items.Children.FirstOrDefault(i => i.Selected)?.BeatmapSetInfo; }
set
{
foreach (PlaylistItem s in items.Children)
s.Selected = s.BeatmapSetInfo.ID == value?.ID;
}
}
public PlaylistList()
{
Children = new Drawable[]
{
new ScrollContainer
{
RelativeSizeAxes = Axes.Both,
Children = new Drawable[]
{
search = new SearchContainer
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Children = new Drawable[]
{
items = new ItemSearchContainer
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
},
}
}
},
},
};
}
private class ItemSearchContainer : FillFlowContainer<PlaylistItem>, IHasFilterableChildren
{
public string[] FilterTerms => new string[] { };
public bool MatchingFilter
{
set
{
if (value)
InvalidateLayout();
}
}
public IEnumerable<IFilterable> FilterableChildren => Children;
public ItemSearchContainer()
{
LayoutDuration = 200;
LayoutEasing = EasingTypes.OutQuint;
}
}
}
}