Definición de subclases
Sintaxis y diseño de subclases
Aprenda a implementar subclases, llamar a métodos de superclases desde subclases y controlar qué clases pueden derivar de una superclase.
Herramientas
Visualizador de diagramas de clases | Create diagrams to investigate class details and hierarchies |
Funciones
superclasses | Names of superclasses |
Clases
matlab.diagram.ClassViewer | Create class diagrams in Class Diagram Viewer app |
matlab.mixin.Heterogeneous | Superclass for heterogeneous array formation |
Temas
Jerarquías de clases
- Hierarchies of Classes — Concepts
Organizing classes into hierarchies facilitates the reuse of code. - Designing Heterogeneous Class Hierarchies
Heterogeneous arrays can contain objects of different class, but all objects in the array must derive from a common superclass.
Creación de subclases
- Sintaxis de subclases
Especifique superclases en la línea classdef después del nombre de la clase. - Design Subclass Constructors
Specify superclasses on theclassdef
line in the class file. - Call Superclass Methods on Subclass Objects
Subclass methods can override inherited superclass methods. Subclass methods can call the superclass method that they override. - Control Sequence of Constructor Calls
Control the order in which MATLAB® constructs objects in class hierarchy. - Modify Inherited Methods
Subclasses can modify inherited methods. - Modify Inherited Properties
Subclasses can modify inherited properties that are abstract or private. - Subclassing Multiple Classes
Multiple inheritance can lead to conflicting definitions. All superclasses must be free of conflicts in definition. - Specify Allowed Subclasses
Classes can restrict the classes that can derive from it.
Compatibilidad de clases de identificadores
- Handle Compatible Classes
Enable both handle and value classes to derive from a specific class. - How to Define Handle-Compatible Classes
Handle compatible classes have applications for mixin and abstract superclasses. - Methods for Handle-Compatible Classes
Handle-compatible class methods must work with both handle and value objects. - Handle-Compatible Classes and Heterogeneous Arrays
Heterogeneous class hierarchies impose certain restrictions when classes are handle compatible.
Controlar acceso a miembros de clases
- Class Members Access
Determine what level of access is allowed for properties, methods, and events.