# 组件扩展

* **[组件扩展概述](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/arkts-extend-components-overview)**   
* **[@Builder装饰器：自定义构建函数](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/arkts-builder)**   
* **[@LocalBuilder装饰器：维持组件关系](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/arkts-localbuilder)**   
* **[@BuilderParam装饰器：引用@Builder函数](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/arkts-builderparam)**   
* **[wrapBuilder：封装全局@Builder](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/arkts-wrapbuilder)**   
* **[mutableBuilder：实现全局@Builder动态更新](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/arkts-mutablebuilder)**   
* **[@Styles装饰器：定义组件重用样式](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/arkts-style)**   
* **[@Extend装饰器：定义扩展组件样式](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/arkts-extend)**   
* **[stateStyles：多态样式](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/arkts-statestyles)**   
* **[@AnimatableExtend装饰器：定义可动画属性](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/arkts-animatable-extend)**