September 2008
Intermediate to advanced
660 pages
20h 32m
English
Content preview from Programming Flex 3Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
Distributing AIR Applications
Distributing AIR applications involves the following basic aspects:
Creating .air files
Allowing users to install the application
In the following sections, we’ll look at each of these topics in more detail.
Creating Installers
AIR application installers are .air files, which contain all the files necessary to run the AIR application. All installers must be digitally signed, which ensures the integrity of the installation file (meaning a user will know the installation file has not been altered since it was published). You can digitally sign an installer using a certificate. Certificates can be of two types: a self-signed certificate or a certificate from a certificate authority (CA) such as VeriSign. When you sign an installer using a self-signed certificate, the installer will display the publisher as unknown. But, if you use a certificate from a CA, the installer will display the identity of the publisher contained in the certificate.
If you want to use a certificate from a CA, you must purchase the certificate. If you want to use a self-signed certificate, you can create the certificate yourself using the Flex SDK, which we’ll look at in the following section.
Creating a self-signed certificate
You can create a self-signed certificate using the Flex SDK. If you are using Flex Builder, you can create a certificate while exporting the installer using the Create Self-Signed Digital Certificate dialog described in the following section. Otherwise, if you’re ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.