Unity graph tool solution based on different implementation now focused on Unity.Experimental.Graphview
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using System;
using System.Collections.Generic;
using System.Linq;
using TNodeCore.Editor.NodeGraphView;
using TNodeCore.Editor.Tools.NodeCreator;
using TNodeCore.Runtime.Models;
using TNodeGraphViewImpl.Editor.Cache;
using UnityEditor;
using UnityEditor.Experimental.GraphView;
using UnityEngine;
using UnityEngine.UIElements;
namespace TNodeGraphViewImpl.Editor.Search{
public class NodeSearchWindowProvider:ScriptableObject,ISearchWindowProvider{
private Type _graphType;
private GraphView _graphView;
private EditorWindow _editor;
private Vector2 _createLocation;
public void Setup(Type graph,GraphView graphView,EditorWindow editor,Vector2 createLocation=default){
_graphType = graph;
_graphView = graphView;
_editor = editor;
_createLocation = createLocation;
}
public List<SearchTreeEntry> CreateSearchTree(SearchWindowContext context){
var nodeDataTypes = NodeEditorExtensions.GetGraphDataUsage(_graphType);
var categories = NodeEditorExtensions.GetGraphCategories(_graphType);
var list = new List<SearchTreeEntry>{
};
var root = new SearchTreeGroupEntry(new GUIContent("Create"),0);
list.Add(root);
Texture2D icon = new Texture2D(2,2);
foreach (var category in categories){
var categoryEntry = new SearchTreeGroupEntry(new GUIContent(category),1);
list.Add(categoryEntry);
nodeDataTypes.Where(x => NodeEditorExtensions.GetTypeCategory(x).Equals(category)).ToList().ForEach(x => {
var nodeDataType = x;
var nodeDataTypeEntry = new SearchTreeEntry(new GUIContent($" {nodeDataType.Name} ",icon)){
level = 2,
userData = nodeDataType
};
list.Add(nodeDataTypeEntry);
});
}
return list;
}
public Vector2 FromScreenToViewPos(VisualElement visualElement,Vector2 screenPos){
var vector = visualElement.worldTransform.inverse.MultiplyVector(screenPos);
return vector;
}
public bool OnSelectEntry(SearchTreeEntry SearchTreeEntry, SearchWindowContext context){
var userData = SearchTreeEntry.userData;
if (userData is Type type){
//Check if type is derived from NodeData
if (typeof(NodeData).IsAssignableFrom(type)){
//Make an instance of the type
if (NodeCreator.InstantiateNodeData(type) is { } nodeData){
nodeData.nodeName = $"{type.Name}";
((IBaseDataGraphView) _graphView).AddTNode(nodeData, new Rect(_createLocation.x, _createLocation.y, 100, 100));
}
}
return true;
}
return false;
}
private void UndoCreateNodePerformed(){
}
}
}