113 lines
3.1 KiB
C#
113 lines
3.1 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using UnityEditor;
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using UnityEngine;
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namespace WeChatWASM.MDV
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{
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[CustomEditor( typeof( TextAsset ) )]
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public class MarkdownEditor : Editor
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{
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public GUISkin SkinLight;
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public GUISkin SkinDark;
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MarkdownViewer mViewer;
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private static List<string> mExtensions = new List<string> { ".md", ".markdown" };
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protected void OnEnable()
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{
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var content = ( target as TextAsset ).text;
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var path = AssetDatabase.GetAssetPath( target );
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var ext = Path.GetExtension( path ).ToLower();
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// 未知原因可能导致丢失样式，手动赋值下
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SkinLight = AssetDatabase.LoadAssetAtPath<GUISkin>("Assets/WX-WASM-SDK/UnityMarkdownViewer/Editor/Skin/MarkdownViewerSkin.guiskin");
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SkinDark = AssetDatabase.LoadAssetAtPath<GUISkin>("Assets/WX-WASM-SDK/UnityMarkdownViewer/Editor/Skin/MarkdownSkinQS.guiskin");
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if( mExtensions.Contains( ext ) )
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{
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mViewer = new MarkdownViewer( Preferences.DarkSkin ? SkinDark : SkinLight, path, content );
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EditorApplication.update += UpdateRequests;
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}
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}
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protected void OnDisable()
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{
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if( mViewer != null )
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{
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EditorApplication.update -= UpdateRequests;
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mViewer = null;
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}
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}
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void UpdateRequests()
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{
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if( mViewer != null && mViewer.Update() )
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{
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Repaint();
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}
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}
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//------------------------------------------------------------------------------
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public override bool UseDefaultMargins()
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{
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return false;
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}
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#if UNITY_2020_1_OR_NEWER
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public override void OnInspectorGUI()
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{
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DrawEditor();
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}
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protected override void OnHeaderGUI()
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{
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// DrawEditor();
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}
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#elif UNITY_2019_2_OR_NEWER
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// TODO: workaround for bug in 2019.2
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// https://forum.unity.com/threads/oninspectorgui-not-being-called-on-defaultasset-in-2019-2-0f1.724328/
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protected override void OnHeaderGUI()
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{
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DrawEditor();
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}
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#else
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public override void OnInspectorGUI()
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{
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DrawEditor();
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}
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#endif
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//------------------------------------------------------------------------------
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private Editor mDefaultEditor;
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void DrawEditor()
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{
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if( mViewer != null )
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{
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mViewer.Draw();
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}
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else
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{
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DrawDefaultEditor();
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}
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}
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void DrawDefaultEditor()
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{
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mDefaultEditor = mDefaultEditor ?? CreateEditor( target, Type.GetType( "UnityEditor.TextAssetInspector, UnityEditor" ) );
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if( mDefaultEditor != null )
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{
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mDefaultEditor.OnInspectorGUI();
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}
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}
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}
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}
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