'宣言
<Foundation.RegisterAttribute("UITextField", True)> Public Class C1TextBox Inherits C1.iOS.Core.C1TextField Implements C1.iOS.Core.IDependencyObject, Foundation.INSCoding, Foundation.INSObjectProtocol, ObjCRuntime.INativeObject, UIKit.IUIAccessibilityIdentification, UIKit.IUIAppearance, UIKit.IUIAppearanceContainer, UIKit.IUICoordinateSpace, UIKit.IUIDynamicItem, UIKit.IUIKeyInput, UIKit.IUITextInput, UIKit.IUITextInputTraits, UIKit.IUITraitEnvironment
[Foundation.Register("UITextField", true)] public class C1TextBox : C1.iOS.Core.C1TextField, C1.iOS.Core.IDependencyObject, Foundation.INSCoding, Foundation.INSObjectProtocol, ObjCRuntime.INativeObject, UIKit.IUIAccessibilityIdentification, UIKit.IUIAppearance, UIKit.IUIAppearanceContainer, UIKit.IUICoordinateSpace, UIKit.IUIDynamicItem, UIKit.IUIKeyInput, UIKit.IUITextInput, UIKit.IUITextInputTraits, UIKit.IUITraitEnvironment