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Replace polling logic with direct bindable reactions

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This commit is contained in:
Dean Herbert
2021-05-11 17:49:00 +09:00
parent a88a8b7d8d
commit a4e0529617
4 changed files with 78 additions and 31 deletions
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23
osu.Game/Screens/Edit/Compose/Components/BlueprintContainer.cs
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@ -3,9 +3,11 @@
using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Diagnostics;
using System.Linq;
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Primitives;
@ -24,6 +26,7 @@ namespace osu.Game.Screens.Edit.Compose.Components
/// Includes selection and manipulation support via a <see cref="Components.SelectionHandler{T}"/>.
/// </summary>
public abstract class BlueprintContainer<T> : CompositeDrawable, IKeyBindingHandler<PlatformAction>
where T : class
{
protected DragBox DragBox { get; private set; }
@ -39,6 +42,8 @@ namespace osu.Game.Screens.Edit.Compose.Components
[Resolved(CanBeNull = true)]
private IEditorChangeHandler changeHandler { get; set; }
protected readonly BindableList<T> SelectedItems = new BindableList<T>();
protected BlueprintContainer()
{
RelativeSizeAxes = Axes.Both;
@ -47,6 +52,24 @@ namespace osu.Game.Screens.Edit.Compose.Components
[BackgroundDependencyLoader]
private void load()
{
SelectedItems.CollectionChanged += (selectedObjects, args) =>
{
switch (args.Action)
{
case NotifyCollectionChangedAction.Add:
foreach (var o in args.NewItems)
SelectionBlueprints.FirstOrDefault(b => b.Item == o)?.Select();
break;
case NotifyCollectionChangedAction.Remove:
foreach (var o in args.OldItems)
SelectionBlueprints.FirstOrDefault(b => b.Item == o)?.Deselect();
break;
}
};
SelectionHandler = CreateSelectionHandler();
SelectionHandler.DeselectAll = deselectAll;