Files
FlaxEngine/Source/Editor/CustomEditors/Values/ListValueContainer.cs

136 lines
4.3 KiB
C#

// Copyright (c) 2012-2023 Wojciech Figat. All rights reserved.
using System;
using System.Collections;
using FlaxEditor.Scripting;
namespace FlaxEditor.CustomEditors
{
/// <summary>
/// Custom <see cref="ValueContainer"/> for <see cref="IList"/> (used for <see cref="Array"/> and <see cref="System.Collections.Generic.List{T}"/>.
/// </summary>
/// <seealso cref="FlaxEditor.CustomEditors.ValueContainer" />
public class ListValueContainer : ValueContainer
{
private readonly object[] _attributes;
/// <summary>
/// The index in the collection.
/// </summary>
public readonly int Index;
/// <summary>
/// Initializes a new instance of the <see cref="ListValueContainer"/> class.
/// </summary>
/// <param name="elementType">Type of the collection elements.</param>
/// <param name="index">The index.</param>
public ListValueContainer(ScriptType elementType, int index)
: base(ScriptMemberInfo.Null, elementType)
{
Index = index;
}
/// <summary>
/// Initializes a new instance of the <see cref="ListValueContainer"/> class.
/// </summary>
/// <param name="elementType">Type of the collection elements.</param>
/// <param name="index">The index.</param>
/// <param name="values">The collection values.</param>
/// <param name="attributes">The collection property attributes to inherit.</param>
public ListValueContainer(ScriptType elementType, int index, ValueContainer values, object[] attributes = null)
: this(elementType, index)
{
_attributes = attributes;
Capacity = values.Count;
for (int i = 0; i < values.Count; i++)
{
var v = (IList)values[i];
Add(v[index]);
}
if (values.HasReferenceValue)
{
if (values.ReferenceValue is IList v && v.Count > index)
{
_referenceValue = v[index];
_hasReferenceValue = true;
}
}
}
/// <inheritdoc />
public override void Refresh(ValueContainer instanceValues)
{
if (instanceValues == null || instanceValues.Count != Count)
throw new ArgumentException();
for (int i = 0; i < Count; i++)
{
var v = (IList)instanceValues[i];
this[i] = v[Index];
}
}
/// <inheritdoc />
public override void Set(ValueContainer instanceValues, object value)
{
if (instanceValues == null || instanceValues.Count != Count)
throw new ArgumentException();
for (int i = 0; i < Count; i++)
{
var v = (IList)instanceValues[i];
v[Index] = value;
this[i] = value;
}
}
/// <inheritdoc />
public override void Set(ValueContainer instanceValues, ValueContainer values)
{
if (instanceValues == null || instanceValues.Count != Count)
throw new ArgumentException();
if (values == null || values.Count != Count)
throw new ArgumentException();
for (int i = 0; i < Count; i++)
{
var v = (IList)instanceValues[i];
var value = ((ListValueContainer)values)[i];
v[Index] = value;
this[i] = value;
}
}
/// <inheritdoc />
public override void Set(ValueContainer instanceValues)
{
if (instanceValues == null || instanceValues.Count != Count)
throw new ArgumentException();
for (int i = 0; i < Count; i++)
{
var v = (IList)instanceValues[i];
v[Index] = this[i];
}
}
/// <inheritdoc />
public override void RefreshReferenceValue(object instanceValue)
{
if (instanceValue is IList v)
{
_referenceValue = v[Index];
_hasReferenceValue = true;
}
}
/// <inheritdoc />
public override object[] GetAttributes()
{
return _attributes ?? base.GetAttributes();
}
}
}