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

Allow node input/output tooltips to be overriden through

Browse Source 
the use of an attribute applied to custom classes.
This commit is contained in:
Lumos 2019-12-21 20:19:24 +01:00
parent 5005b5e4f9
commit 7d37c9dfcc
3 changed files with 45 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
Scripts/Attributes/OverrideTooltipAttribute.cs Normal file
View File

@ -0,0 +1,23 @@
using System;
namespace XNodeEditor {
/// <summary>
/// <para>When applied to the definition of a custom class, 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)]
public sealed class OverrideTooltipAttribute : Attribute {
public readonly bool overrideTooltip;
public readonly string tooltip;
public readonly bool hideValue;
public OverrideTooltipAttribute(string tooltip = "", bool hideValue = false) {
overrideTooltip = !string.IsNullOrEmpty(tooltip);
if (overrideTooltip) this.tooltip = tooltip;
this.hideValue = hideValue;
}
}
}

11
Scripts/Attributes/OverrideTooltipAttribute.cs.meta Normal file
View File

@ -0,0 +1,11 @@
fileFormatVersion: 2
guid: b578945cab8b7c643ac937a49febb57e
MonoImporter:
externalObjects: {}
serializedVersion: 2
defaultReferences: []
executionOrder: 0
icon: {instanceID: 0}
userData:
assetBundleName:
assetBundleVariant:

14
Scripts/Editor/NodeGraphEditor.cs
View File

@ -123,9 +123,17 @@ namespace XNodeEditor {
public virtual string GetPortTooltip(XNode.NodePort port) {
Type portType = port.ValueType;
string tooltip = "";
tooltip = portType.PrettyName();
if (port.IsOutput) {
object obj = port.node.GetValue(port);
// 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;
// ReSharper disable once InvertIf
if (!hideValue && port.IsOutput) {
var obj = port.node.GetValue(port);
tooltip += " = " + (obj != null ? obj.ToString() : "null");
}
return tooltip;