黑莓手机-屏幕底部的加载栏 [英] Blackberry - loading bar at the bottom of screen

问题描述

Facebook和Twitter在屏幕底部有一个加载栏，如果页面已完成加载，该栏可能会消失.

Facebook and twitter have a loading bar at the bottom of the screen that can dissapear if the page have finished loading.

实施了什么领域或布局管理器的任务消失了.那是自定义字段/经理吗?叫什么?

What field or layout manager that implemented dissapear thing. Are that custom field/manager? what it is called?

感谢您的回答

推荐答案

我们可以使用2个VerticalFieldManger和1个Field( loadingBar )实现Facebook或Twitter的功能.根据需要自定义 loadingBar .

We can achieve what Facebook or Twitter did with 2 VerticalFieldManger and 1 Field (loadingBar). Customize your loadingBar as you wish.

检查此布局

使用第一个VerticalFieldManger作为 parentManager . 和第二个VerticalFieldManger作为 contenManager .

Use 1st VerticalFieldManger as parentManager. and 2nd VerticalFieldManger as contenManager.

使 contentManager 滚动，并添加用于更改其高度的功能.

Make contentManager scrollable and add functionality for changing its height.

在 parentManager 添加 loadingBar 或从其中删除 loadingBar 时，调整 contentManager 的高度它.

Adjust the height of the contentManager when the parentManager add the loadingBar to it or remove the loadingBar from it.

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