DragAndDrop 拖放

Editor drag & drop operations.

编辑器的拖放操作。

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 Variables类变量

• objectReferences
  References to objects being dragged.
  物体的引用被拖动。
• paths
  The file names being dragged.
  被拖动的文件名称。
• visualMode
  The visual indication of the drag.
  拖动的可视化。
• activeControlID
  Get or set ID of currently active drag and drop control.
  获取或设置当前激活拖放控件ID。

Class Functions类函数

• PrepareStartDrag
  Clears drag & drop data.
  清除拖放数据。
• StartDrag
  Start a drag operation.
  开始一个拖放操作。
• AcceptDrag
  Accept a drag operation.
  接受一个拖拽操作。
• GetGenericData
  Get data associated with current drag and drop operation.
  获取相关数据，带有当前拖放操作。
• SetGenericData
  Set data associated with current drag and drop operation.
  设置相关数据，带有当前拖放操作。