程序包 ohos.agp.components

接口 Component.CanAcceptScrollListener

封闭类:

Component

public static interface Component.CanAcceptScrollListener

Provides a listener to be invoked to decide a scrolling gesture can be accepted or not.

方法概要

限定符和类型	方法	说明
boolean	canAcceptScroll(Component component, int direction, boolean acceptInDefault)	Invoked before component accept scrolling gesture.

方法详细资料

canAcceptScroll

boolean canAcceptScroll(Component component,
                        int direction,
                        boolean acceptInDefault)

Invoked before component accept scrolling gesture.

参数:

component - Indicates a component which is ready to accept scrolling gesture.

direction - Indicates the dragging direction. The value can be one of the following: Component.DRAG_UP, Component.DRAG_DOWN, Component.DRAG_LEFT, or Component.DRAG_RIGHT.

acceptInDefault - Indicates the suggested result. If a ListContainer has reached bottom for example, then the default suggested result is false when a Component.DRAG_UP gesture is ready.

返回:

Returns true if this component can be scrolled in the specified direction, false otherwise.

从以下版本开始:

5