Dev.Opera articles

Introduction to Widget Handset APIs in WAC 1.0

Michał Jankowski — Wed, 22 Dec 2010 07:13:46 GMT

This article provides and introduction to the different Widget Handset APIs found in the WAC 1.0 spec, which allow your applications to hook into device features such as camera, accelerometer, address book, and more.

Building a spirit level widget using WAC 1.0

Michał Borek — Wed, 22 Dec 2010 06:58:54 GMT

In this article we show you how to build a W3C Widget that makes use of WAC 1.0 features to access and return information from a device's accelerometer.

How are Opera Mini widgets different?

Opera Software — Tue, 07 Dec 2010 14:04:59 GMT

This article details the differences between widgets running on Opera Mini, and widgets running on Opera Mobile (and other similar environments).

Opera Mini widgets authoring guidelines

Opera Software — Wed, 01 Dec 2010 15:20:45 GMT

This article is a reference guide detailing all the particulars of developing widgets for Opera Mini, as opposed to developing widgets for other environments.

Opera Mini Widgets: an introductory tutorial

Daniel Davis — Wed, 01 Dec 2010 15:20:30 GMT

This article shows how to build up a simple Opera Mini widget, step by step.

The Opera Widgets Mobile Emulator

Patrick H. Lauke — Mon, 12 Jul 2010 05:15:56 GMT

Making sure that your widget looks great and works exactly as it should on mobile devices can often be a tedious process. With Opera Mobile 10 for Windows, Linux and Mac we've included the Opera Widgets Mobile Emulator - a native application that can be run directly from your desktop machine, meaning developing mobile-optimized widgets has never been easier.

An HTML5

Trygve Lie — Tue, 06 Jul 2010 13:46:13 GMT

In this article Trygve Lie takes you through the basics of the HTML5 element, then uses jQuery and jPlayer to build a cross-browser radio player based on with a Flash fallback. As a final step, he converts the player into an Opera Widget for added cross-device appeal.

Icon Creator tutorial

Opera Software — Wed, 05 May 2010 11:23:13 GMT

The Icon Creator is a new Opera Widget that makes it really easy to create a professional-looking icon from any motif or other graphic you may want to use. This article provides a simple tutorial showing how to use its different functions.

Opera Mobile 10 and the Opera Widgets Mobile Emulator on your desktop

Patrick H. Lauke — Thu, 22 Apr 2010 10:59:35 GMT

Making sure that your site looks great and works exactly as it should in mobile browsers can often be a tedious process. With Opera Mobile 10 for Windows, Linux and Mac we offer a native application that can be run directly from your desktop machine. And with the integrated Opera Widgets Mobile Emulator, developing mobile optimized widgets has never been easier.

Opera Widgets Style Guide

Daniel Davis — Mon, 01 Mar 2010 23:04:56 GMT

This style guide gives useful suggestions for how to design your Opera Widgets, combining creative visual design with usable design.