UnityMirror/xNode
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Automatically relink renamed Node scripts

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Thor Kramer Brigsted 2018-01-08 14:34:54 +01:00
parent 0c6466f0b6
commit 6e649dcc24
3 changed files with 52 additions and 17 deletions
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52
Scripts/Editor/NodeEditorAssetModProcessor.cs
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@ -2,34 +2,58 @@
using UnityEngine;
namespace XNodeEditor {
public class NodeEditorAssetModProcessor : UnityEditor.AssetModificationProcessor {
public static AssetDeleteResult OnWillDeleteAsset(string path, RemoveAssetOptions options) {
UnityEngine.Object obj = AssetDatabase.LoadAssetAtPath<UnityEngine.Object>(path);
/// <summary> Deals with modified assets </summary>
class NodeEditorAssetModProcessor : UnityEditor.AssetModificationProcessor {
/// <summary> Automatically delete Node sub-assets before deleting their script.
/// <para/> This is important to do, because you can't delete null sub assets. </summary>
private static AssetDeleteResult OnWillDeleteAsset (string path, RemoveAssetOptions options) {
// Get the object that is requested for deletion
UnityEngine.Object obj = AssetDatabase.LoadAssetAtPath<UnityEngine.Object> (path);
// If we aren't deleting a script, return
if (!(obj is UnityEditor.MonoScript)) return AssetDeleteResult.DidNotDelete;
// Check script type. Return if deleting a non-node script
UnityEditor.MonoScript script = obj as UnityEditor.MonoScript;
System.Type scriptType = script.GetClass();
System.Type scriptType = script.GetClass ();
if (scriptType != typeof (XNode.Node) && !scriptType.IsSubclassOf (typeof (XNode.Node))) return AssetDeleteResult.DidNotDelete;
if (scriptType != typeof(XNode.Node) && !scriptType.IsSubclassOf(typeof(XNode.Node))) return AssetDeleteResult.DidNotDelete;
//Find ScriptableObjects using this script
string[] guids = AssetDatabase.FindAssets("t:" + scriptType);
// Find all ScriptableObjects using this script
string[] guids = AssetDatabase.FindAssets ("t:" + scriptType);
for (int i = 0; i < guids.Length; i++) {
string assetpath = AssetDatabase.GUIDToAssetPath(guids[i]);
Object[] objs = AssetDatabase.LoadAllAssetRepresentationsAtPath(assetpath);
string assetpath = AssetDatabase.GUIDToAssetPath (guids[i]);
Object[] objs = AssetDatabase.LoadAllAssetRepresentationsAtPath (assetpath);
for (int k = 0; k < objs.Length; k++) {
XNode.Node node = objs[k] as XNode.Node;
if (node.GetType() == scriptType) {
if (node.GetType () == scriptType) {
if (node != null && node.graph != null) {
Debug.LogWarning(node.name + " of " + node.graph + " depended on deleted script and has been removed automatically.", node.graph);
node.graph.RemoveNode(node);
// Delete the node and notify the user
Debug.LogWarning (node.name + " of " + node.graph + " depended on deleted script and has been removed automatically.", node.graph);
node.graph.RemoveNode (node);
}
}
}
}
// We didn't actually delete the script. Tell the internal system to carry on with normal deletion procedure
return AssetDeleteResult.DidNotDelete;
}
/// <summary> Automatically re-add loose node assets to the Graph node list </summary>
[InitializeOnLoadMethod]
private static void OnReloadEditor () {
// Find all NodeGraph assets
string[] guids = AssetDatabase.FindAssets ("t:" + typeof (XNode.NodeGraph));
for (int i = 0; i < guids.Length; i++) {
string assetpath = AssetDatabase.GUIDToAssetPath (guids[i]);
XNode.NodeGraph graph = AssetDatabase.LoadAssetAtPath (assetpath, typeof (XNode.NodeGraph)) as XNode.NodeGraph;
graph.nodes.RemoveAll(x => x == null); //Remove null items
Object[] objs = AssetDatabase.LoadAllAssetRepresentationsAtPath (assetpath);
// Ensure that all sub node assets are present in the graph node list
for (int u = 0; u < objs.Length; u++) {
if (!graph.nodes.Contains (objs[u] as XNode.Node)) graph.nodes.Add(objs[u] as XNode.Node);
}
}
}
}
}

3
Scripts/Editor/NodeEditorGUI.cs
View File

@ -193,7 +193,8 @@ namespace XNodeEditor {
//Save guiColor so we can revert it
Color guiColor = GUI.color;
for (int n = 0; n < graph.nodes.Count; n++) {
while (graph.nodes[n] == null) graph.nodes.RemoveAt(n);
// Skip null nodes. The user could be in the process of renaming scripts, so removing them at this point is not advisable.
if (graph.nodes[n] == null) continue;
if (n >= graph.nodes.Count) return;
XNode.Node node = graph.nodes[n];

14
Scripts/Node.cs
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@ -67,16 +67,26 @@ namespace XNode {
}
#region Instance Ports
/// <summary> Returns input port at index </summary>
/// <summary> Convenience function.
/// </summary>
/// <seealso cref="AddInstancePort"/>
/// <seealso cref="AddInstanceOutput"/>
public NodePort AddInstanceInput(Type type, string fieldName = null) {
return AddInstancePort(type, NodePort.IO.Input, fieldName);
}
/// <summary> Returns input port at index </summary>
/// <summary> Convenience function.
/// </summary>
/// <seealso cref="AddInstancePort"/>
/// <seealso cref="AddInstanceInput"/>
public NodePort AddInstanceOutput(Type type, string fieldName = null) {
return AddInstancePort(type, NodePort.IO.Output, fieldName);
}
/// <summary> Add a dynamic, serialized port to this node.
/// </summary>
/// <seealso cref="AddInstanceInput"/>
/// <seealso cref="AddInstanceOutput"/>
private NodePort AddInstancePort(Type type, NodePort.IO direction, string fieldName = null) {
if (fieldName == null) {
fieldName = "instanceInput_0";