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// Unity C# reference source
// Copyright (c) Unity Technologies. For terms of use, see
// https://unity3d.com/legal/licenses/Unity_Reference_Only_License
using System;
using System.Collections.Generic;
using Object = UnityEngine.Object;
namespace UnityEditor.SearchService
{
[AttributeUsage(AttributeTargets.Class)]
public class ObjectSelectorEngineAttribute : Attribute
{}
[AttributeUsage(AttributeTargets.Method)]
public class ObjectSelectorHandlerAttribute : Attribute
{
public Type attributeType { get; }
public ObjectSelectorHandlerAttribute(Type attributeType)
{
this.attributeType = attributeType;
}
}
[Flags]
public enum VisibleObjects
{
None = 0,
Assets = 1,
Scene = 1 << 1,
All = Assets | Scene
}
public struct ObjectSelectorTargetInfo
{
public GlobalObjectId globalObjectId { get; }
public Object targetObject { get; }
public Type type { get; }
public ObjectSelectorTargetInfo(GlobalObjectId globalObjectId, Object targetObject = null, Type type = null)
{
this.globalObjectId = globalObjectId;
this.targetObject = targetObject;
this.type = type;
}
public Object LoadObject()
{
return targetObject ?? GlobalObjectId.GlobalObjectIdentifierToObjectSlow(globalObjectId);
}
}
public class ObjectSelectorSearchContext : ISearchContext
{
public Guid guid { get; } = Guid.NewGuid();
public SearchEngineScope engineScope { get; protected set; } = ObjectSelector.EngineScope;
public Object currentObject { get; set; }
public Object[] editedObjects { get; set; }
public IEnumerable<Type> requiredTypes { get; set; }
public IEnumerable<string> requiredTypeNames { get; set; }
public VisibleObjects visibleObjects { get; set; }
public IEnumerable<int> allowedInstanceIds { get; set; }
public Func<ObjectSelectorTargetInfo, Object[], ObjectSelectorSearchContext, bool> selectorConstraint { get; set; }
}
public interface IObjectSelectorEngine : ISelectorEngine {}
[InitializeOnLoad]
public static class ObjectSelector
{
static readonly SearchApiBaseImp<ObjectSelectorEngineAttribute, IObjectSelectorEngine> k_EngineImp;
public const SearchEngineScope EngineScope = SearchEngineScope.ObjectSelector;
static ObjectSelector()
{
k_EngineImp = new SearchApiBaseImp<ObjectSelectorEngineAttribute, IObjectSelectorEngine>(EngineScope, "Object Selector");
}
internal static bool SelectObject(ObjectSelectorSearchContext context, Action<Object, bool> onObjectSelectorClosed, Action<Object> onObjectSelectedUpdated)
{
var activeEngine = k_EngineImp.activeSearchEngine;
try
{
return activeEngine.SelectObject(context, onObjectSelectorClosed, onObjectSelectedUpdated);
}
catch (Exception ex)
{
k_EngineImp.HandleUserException(ex);
return false;
}
}
internal static void SetSearchFilter(string searchFilter, ObjectSelectorSearchContext context)
{
var activeEngine = k_EngineImp.activeSearchEngine;
activeEngine.SetSearchFilter(context, searchFilter);
}
internal static bool HasEngineOverride()
{
return k_EngineImp.HasEngineOverride();
}
internal static void BeginSession(ObjectSelectorSearchContext context)
{
k_EngineImp.BeginSession(context);
}
internal static void EndSession(ObjectSelectorSearchContext context)
{
k_EngineImp.EndSession(context);
}
internal static void BeginSearch(string query, ObjectSelectorSearchContext context)
{
k_EngineImp.BeginSearch(query, context);
}
internal static void EndSearch(ObjectSelectorSearchContext context)
{
k_EngineImp.EndSearch(context);
}
internal static IObjectSelectorEngine GetActiveSearchEngine()
{
return k_EngineImp.GetActiveSearchEngine();
}
internal static void SetActiveSearchEngine(string searchEngineName)
{
k_EngineImp.SetActiveSearchEngine(searchEngineName);
}
public static void RegisterEngine(IObjectSelectorEngine engine)
{
k_EngineImp.RegisterEngine(engine);
}
public static void UnregisterEngine(IObjectSelectorEngine engine)
{
k_EngineImp.UnregisterEngine(engine);
}
}
}