Help.HasHelpForObject

描述

是否存在此对象的帮助页面？

另请参阅：Help.ShowHelpForObject、Help.GetHelpURLForObject。

\ 可让您为任何所选游戏对象加载文档的编辑器窗口。

using UnityEngine;
using UnityEditor;

// EditorScript that quickly searchs for a help page
// of the selected Object.
//
// If there is no page found on the Manual it opens the Unity forum.

class QuickHelper : EditorWindow
{
    Object source;

    [@MenuItem("Example/QuickHelper _h")]
    static void Init()
    {
        EditorWindow window = EditorWindow.GetWindowWithRect(typeof(QuickHelper), new Rect(0, 0, 165, 100));
        window.Show();
    }

    void OnGUI()
    {
        EditorGUILayout.BeginHorizontal();
        source = EditorGUILayout.ObjectField(source, typeof(Object));
        EditorGUILayout.EndHorizontal();

        if (GUILayout.Button("Search!"))
        {
            if (source == null)
            {
                this.ShowNotification(new GUIContent("No object selected for searching"));
            }
            else
            {
                if (Help.HasHelpForObject(source))
                {
                    Help.ShowHelpForObject(source);
                }
                else
                {
                    Help.BrowseURL("http://forum.unity3d.com/search.php");
                }
            }
        }
    }
}