Играем вместе

Опубликовано в Фантастика

Что такое WebView?

Hardcore app developers usually prefer to stay away from web views. However, when the client requires it, injecting JavaScript at runtime provides a way to make the user experience more dynamic. As someone who develops native apps for a living, I am not a big fan of web views. If you are not familiar with the concept, a web view is essentially an embedded browser that displays HTML within an app. There is nothing more frustrating to a mobile developer than to spend months creating a brilliant user experience only to have to throw a web view into the middle of it. I find that by injecting JavaScript into the web view at runtime I can make these fairly static web views more dynamic.

Webview android javascript

This tutorial demonstrates how to seek out an element by id within a web view and replace its content after the page successfully loads. Follow the step-by-step walk-through or download and import the entire project directly into Eclipse. We want a simple linear layout with an edit text field, a button, and a web view.

Building Web Apps in WebView

The on create override does most of the work and, in particular, the anonymous inner class that overrides on page finished in the web view client. As long as you remember to enable JavaScript on your web view client and set the web Chrome client, your custom web view client can insert and execute just about any JavaScript you can dream up.

In this example, the JavaScript will customize the "hello" message based on the contents of the edit text. William J Francis began programming computers at age eleven.

Learn, Share, Build

Throughout his career William has published numerous technical articles, as well as the occasional short story. From US sabotage of a North Korean missile test to hacked emergency sirens in Dallas. Elon Musk and the cult of Tesla: How a tech startup rattled the auto industry to its core. The truth about MooCs and bootcamps: How Mark Shuttleworth became the first African in space and launched a software revolution. We deliver the top business tech news stories about the companies, the people, and the products revolutionizing the planet.

Our editors highlight the TechRepublic articles, galleries, and videos that you absolutely cannot miss to stay current on the latest IT news, innovations, and tips. Home usage of company-owned equipment policy.

Webview android javascript

Create a new Android project in Eclipse targeting Android 2. Free Newsletters, In your Inbox.

Tech News You Can Use We deliver the top business tech news stories about the companies, the people, and the products revolutionizing the planet. Delivered Daily Subscribe Best of the Week Our editors highlight the TechRepublic articles, galleries, and videos that you absolutely cannot miss to stay current on the latest IT news, innovations, and tips.

Webview android javascript

Privacy Policy Cookies Ad Choice Terms of Use Mobile User Agreement. A ZDNet site Visit other CBS Interactive sites: Select Site CBS Cares CBS Films CBS Radio CBS.

  • Прикрепленное видео

Copyright © Играем вместе - Powered by k-otvet.ru.