EditorUtility

转载自：http://game.ceeger.com/Script/EditorUtility/EditorUtility.html

Note: This is an editor class. To use it you have to place your script in Assets/Editor inside your project folder. Editor classes are in the UnityEditor namespace so for C# scripts you need to add "using UnityEditor;" at the beginning of the script.
注意：这是一个编辑器类，如果想使用它你需要把它放到工程目录下的Assets/Editor文件夹下。编辑器类在UnityEditor命名空间下。所以当使用C#脚本时，你需要在脚本前面加上 "using UnityEditor"引用。

Class Functions类函数

• SetDirty
  Marks target object as dirty. // 标记目标物体已改变。
• IsPersistent
  Determines if an object is stored on disk.
  确定是否一个物体被储存在磁盘上。 
• DisplayDialog
  Displays a modal dialog. // 显示一个模态对话框。
• DisplayDialogComplex
  Displays a modal dialog with three buttons. 
  显示一个模态对话框带有三个按钮。 
• OpenFilePanel
  Displays the "open file" dialog and returns the selected path name.
  显示“open file”对话框，并返回选择的路径名。 
• SaveFilePanel
  Displays the "save file" dialog and returns the selected path name.
  显示“save file”对话框，并返回选择的路径名。
• OpenFolderPanel
  Displays the "open folder" dialog and returns the selected path name.
  显示“open folder”对话框，并返回选择的路径名。 
• SaveFolderPanel
  Displays the "save folder" dialog and returns the selected path name.
  显示“save folder”对话框，并返回选择的路径名。 
• SaveFilePanelInProject
  Displays the "save file" dialog in the Assets folder of the project and returns the selected path name.
  在项目的资源文件夹，显示“save file”对话框并返回选择的路径名。 
• InstanceIDToObject
  Translates an instance ID to a reference to an object.
  转换一个实例ID到一个物体的引用。 
• CompressTexture
  Compress a texture. // 压缩纹理。
• CloneComponent
  Duplicate a component. // 复制一个组件。
• CopySerialized
  Copy all settings of a Unity Object.
  拷贝一个Unity物体的所有设置。 
• CollectDependencies
  Calculates and returns a list of all assets the assets listed in roots depend on.
  计算并返回所有资源的列表，在根依赖的资源列表。 
• CollectDeepHierarchy
  Calculates and returns a list of all assets the assets listed in roots depend on.
  计算并返回所有资源的列表，在roots依赖的资源列表。 
• UnloadUnusedAssets
  Unloads assets that are not used. // 卸载不使用的资源。
• UnloadUnusedAssetsIgnoreM...
  Unloads assets that are not used, including the ones that are referenced only from scripts.
  卸载不使用的资源，其中包括，只能从脚本中引用的。 
• DisplayPopupMenu
  Displays a popup menu. // 显示一个弹出菜单。
• FocusProjectWindow
  Brings the project window to the front and focuses it.
  使项目窗口到前面并焦点它。 
• FormatBytes
  Returns a text for a number of bytes. // 返回字节数的文本。
• DisplayProgressBar
  Displays or updates a progress bar. // 显示或更新进度条。
• DisplayCancelableProgressBar
  Displays or updates a progress bar that has a cancel button.
  显示或更新一个进度条，带有一个取消按钮。 
• ClearProgressBar
  Removes progress bar. // 清除进度条。
• GetObjectEnabled
  Is the object enabled (0 disabled, 1 enabled, -1 has no enabled button)
  物体是否启用（0 禁用，1 启用，-1 没有启用按钮）。 
• SetObjectEnabled
  Set the enabled state of the object // 设置物体的启用状态。
• SetSelectedWireframeHidden
  Set whether the renderer's wireframe will be hidden when the renderer's gameobject is selected
  当渲染器的游戏物体被选择，设置渲染器的显卡是否将要隐藏。 
• InstantiatePrefab
  Instantiates the given prefab. // 实例化给定的预置。
• CreateEmptyPrefab
  Creates an empty prefab at given path.
  在给定的路径创建一个空预置。
• ReplacePrefab
  Replaces the targetPrefab with a copy of the game object hierarchy go.
  替换目标预置，带有游戏物体层级的拷贝。 
• ReconnectToLastPrefab
  Connects the game object to the prefab that it was last connected to.
   连接游戏物体到最后连接的预置。 
• ResetToPrefabState
  Resets the properties of the component or game object to the parent prefab state
  重设组件或游戏物体的属性到父预置状态。 
• ResetGameObjectToPrefabState
  Resets the properties of game object and all attached components to the parent prefab state
  重设游戏物体和所有附加的组件属性到父预置状态。 
• GetPrefabType
  Given an object, returns whether it's a prefab or an instance of a prefab and what kind of prefab it is.
  给定一个物体，返回是否她的预置或预置的实例和预置的什么种类。 
• GetPrefabParent
  Returns the GameObject parent of source, or null if it can't be found.
  返回源游戏物体的父级，或没有找到，返回空。 
• FindPrefabRoot
  Helper function to find the prefab root of an object (used for picking niceness)
  辅助函数来查找一个物体的预置根。 
• ExtractOggFile
  Saves an AudioClip or MovieTexture to a file.
  保存音频剪辑或影片剪辑到文件。 
• CreateGameObjectWithHideFlags
  Creates a game object with HideFlags and specified components.
  创建带有标识（HideFlags）的游戏物体并指定组件。