C# (CSharp) IDropDownEngine示例

示例#1

 public ThirdDropDownController(IDropDownEngine engine)
 {
     _engine = engine;
 }

示例#2

 public SecondDropDownController(IDropDownEngine engine)
 {
     _engine = engine;
 }

示例#3

 public FirstDropDownController(IDropDownEngine engine)
 {
     _engine = engine;
 }