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mirror of https://github.com/ppy/osu.git synced 2024-12-15 17:02:55 +08:00

Add add/remove button to dropdown items

This commit is contained in:
smoogipoo 2020-09-02 22:03:38 +09:00
parent 6862571672
commit 661eac8f1d

View File

@ -3,6 +3,7 @@
using System;
using System.Collections.Specialized;
using System.Diagnostics;
using System.Linq;
using JetBrains.Annotations;
using osu.Framework.Allocation;
@ -10,12 +11,14 @@ using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Shapes;
using osu.Framework.Graphics.Sprites;
using osu.Framework.Graphics.UserInterface;
using osu.Framework.Input.Events;
using osu.Game.Beatmaps;
using osu.Game.Collections;
using osu.Game.Configuration;
using osu.Game.Graphics;
using osu.Game.Graphics.Containers;
using osu.Game.Graphics.Sprites;
using osu.Game.Graphics.UserInterface;
using osu.Game.Rulesets;
@ -271,6 +274,8 @@ namespace osu.Game.Screens.Select
protected override DropdownHeader CreateHeader() => new CollectionDropdownHeader();
protected override DropdownMenu CreateMenu() => new CollectionDropdownMenu();
private class CollectionDropdownHeader : OsuDropdownHeader
{
public CollectionDropdownHeader()
@ -280,6 +285,83 @@ namespace osu.Game.Screens.Select
Foreground.Padding = new MarginPadding { Top = 4, Bottom = 4, Left = 8, Right = 4 };
}
}
private class CollectionDropdownMenu : OsuDropdownMenu
{
protected override DrawableDropdownMenuItem CreateDrawableDropdownMenuItem(MenuItem item) => new CollectionDropdownMenuItem(item);
}
private class CollectionDropdownMenuItem : OsuDropdownMenu.DrawableOsuDropdownMenuItem
{
[Resolved]
private OsuColour colours { get; set; }
[Resolved]
private IBindable<WorkingBeatmap> beatmap { get; set; }
[CanBeNull]
private readonly BindableList<BeatmapInfo> collectionBeatmaps;
private IconButton addOrRemoveButton;
public CollectionDropdownMenuItem(MenuItem item)
: base(item)
{
collectionBeatmaps = ((DropdownMenuItem<CollectionFilter>)item).Value.Collection?.Beatmaps.GetBoundCopy();
}
[BackgroundDependencyLoader]
private void load()
{
AddRangeInternal(new Drawable[]
{
addOrRemoveButton = new IconButton
{
Anchor = Anchor.CentreRight,
Origin = Anchor.CentreRight,
X = -OsuScrollContainer.SCROLL_BAR_HEIGHT,
Scale = new Vector2(0.75f),
Alpha = collectionBeatmaps == null ? 0 : 1,
Action = addOrRemove
}
});
}
protected override void LoadComplete()
{
base.LoadComplete();
if (collectionBeatmaps != null)
{
collectionBeatmaps.CollectionChanged += (_, __) => collectionChanged();
collectionChanged();
}
}
private void collectionChanged()
{
Debug.Assert(collectionBeatmaps != null);
if (collectionBeatmaps.Contains(beatmap.Value.BeatmapInfo))
{
addOrRemoveButton.Icon = FontAwesome.Solid.MinusSquare;
addOrRemoveButton.IconColour = colours.Red;
}
else
{
addOrRemoveButton.Icon = FontAwesome.Solid.PlusSquare;
addOrRemoveButton.IconColour = colours.Green;
}
}
private void addOrRemove()
{
Debug.Assert(collectionBeatmaps != null);
if (!collectionBeatmaps.Remove(beatmap.Value.BeatmapInfo))
collectionBeatmaps.Add(beatmap.Value.BeatmapInfo);
}
}
}
public class CollectionFilter