UnityMirror/xNode
1
0
Fork 0
mirror of https://github.com/Siccity/xNode.git synced 2026-03-26 22:49:02 +08:00
Code

Moved attribute to proper namespace and made it apply to fields. C# 4 compliant.

Browse Source
This commit is contained in:
Lumos 2019-12-25 11:57:49 +01:00
parent 7d37c9dfcc
commit cbda73ac22
2 changed files with 25 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
Scripts/Attributes/OverrideTooltipAttribute.cs
View File

@ -1,13 +1,13 @@
using System;
namespace XNodeEditor {
namespace XNode {
/// <summary>
/// <para>When applied to the definition of a custom class, allows for the tooltip shown beside the nodes to be overriden.</para>
/// <para>When applied to a field marked as node input/output, allows for the tooltip shown beside the nodes to be overriden.</para>
/// Optionally, whether an output node's value is shown in the tooltip can also be turned off.
/// Leaving the tooltip override blank or null will leave the normal tooltip (type name) in place.
/// </summary>
[AttributeUsage(AttributeTargets.Class)]
[AttributeUsage(AttributeTargets.Field)]
public sealed class OverrideTooltipAttribute : Attribute {
public readonly bool overrideTooltip;
public readonly string tooltip;

33
Scripts/Editor/NodeGraphEditor.cs
View File

@ -1,8 +1,9 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using UnityEditor;
using UnityEngine;
using XNode;
namespace XNodeEditor {
/// <summary> Base class to derive custom Node Graph editors from. Use this to override how graphs are drawn in the editor. </summary>
@ -121,16 +122,26 @@ namespace XNodeEditor {
/// <summary> Override to display custom tooltips </summary>
public virtual string GetPortTooltip(XNode.NodePort port) {
Type portType = port.ValueType;
string tooltip = "";
// Now allow tooltips to be overridden or to have their values hidden based on attribute usage
var targetType = portType.HasElementType ? portType.GetElementType() : portType; // For arrays and lists.
// ReSharper disable once PossibleNullReferenceException
var attr = ((OverrideTooltipAttribute[])targetType
.GetCustomAttributes(typeof(OverrideTooltipAttribute), false)).SingleOrDefault();
tooltip = attr?.overrideTooltip ?? false ? attr.tooltip : targetType.PrettyName();
var hideValue = attr?.hideValue ?? false;
// Allow tooltips to be overridden or to have their values hidden based on attribute usage
// First, a port managed by a DynamicPortList will have a fieldName of "realName X", so we won't find it directly.
FieldInfo portFieldInfo = null;
string[] fieldNameParts = port.fieldName.Split(' ');
if (port.IsDynamic && fieldNameParts.Length == 2) {
portFieldInfo = port.node.GetType().GetField(fieldNameParts[0]);
}
// If a port isn't dynamic, doesn't match the format, or we didn't find its field, try getting it directly
if (portFieldInfo == null) {
portFieldInfo = port.node.GetType().GetField(port.fieldName);
}
// If the fieldInfo is still null, abort mission; otherwise, look for our attribute.
OverrideTooltipAttribute attr = null;
if (portFieldInfo != null) {
attr = ((OverrideTooltipAttribute[])portFieldInfo
.GetCustomAttributes(typeof(OverrideTooltipAttribute), false)).SingleOrDefault();
}
string tooltip = attr != null && attr.overrideTooltip ? attr.tooltip : port.ValueType.PrettyName();
bool hideValue = attr != null && attr.hideValue;
// ReSharper disable once InvertIf
if (!hideValue && port.IsOutput) {
var obj = port.node.GetValue(port);