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May 2008

The Archives

• Flash, Flash Player, Security

  0 Day Expoit in Flash Player.. Not so real

  Virgil Cristea | 31.05.08 | Permalink | Comment?

  In a previous article in this series I told you about a reported exploit for Adobe Flash Player. It seems that the security bulletin that this exploit was based upon was released before the version 9.0.124.0 of the Player. Reading the latest security bulletin Adobe informs us that the exploit is not applicable to this [...]

• ActionScript, Components, How to, MXML

  How To Add an Event To a Custom MXML Component using Event Meta Tag

  Andrei Ionescu | 30.05.08 | Permalink | 2 Comments

  Using events is fun in MXML components is fun and easily you can specify events using Event meta tag inside the component like this:
  <mx:Metadata>
  [Event(name="myevent", type="com.MyEvent")]
  </mx:Metadata>
  The following lines defines the myevent attribute of the component like this:

  <com:FramedImage x="10" y="10" myevent="handleMyEvent(event)" … />

  FramedImage component is a custom component which displays a framed image.
  For [...]

• ActionScript, Components, How to, MXML

  Image Gallery Component - ImageRail

  Andrei Ionescu | 29.05.08 | Permalink | 5 Comments

  In this article I’ll present a new component I built: ImageRail. This MXML component will display a series of thumbnails having the possibility to scroll them horizontally.
  Parameters:

  paths: an array containing URLs to images
  images: an array containing image objects
  imagesToShow: an unsigned integer that specifies the number of images displayed at a time - deafult is [...]

• Flash, Flash Player, Security

  Adobe Flash zero-day exploit in the wild

  Virgil Cristea | 28.05.08 | Permalink | Comment?

  A very recent news on Zdnet announced that there is an very serious exploit that Adobe Flash Players 9.0.115.0 and 9.0.124.0 are vulnerable; other versions may also be affected.
  The link to the whole story is here.

• Flash Player, Flex Builder 3, Flex resources, How to

  How To Build Flash Player 10 Applications using Flex SDK

  Andrei Ionescu | 21.05.08 | Permalink | Comment?

  As we promised we are back with a tutorial on how to build Flex applications for Astro flash player. This will be a step by step tutorial which is intended to help you install the last Flex SDK from daily builds. So let’s start…
  1) Get the Flex SDK Daily build.

  2) Create a new folder: “3.0.1.1739“.

  3) [...]

• Flash Player, How to

  How To Install Flash Player 10 (Astro) And Still Debug

  Andrei Ionescu | 20.05.08 | Permalink | 2 Comments

  Today I installed Astro! What I did to be able to still develop and debug flash player 9 applications? I installed the Flash Player 10 just for Firefox and for debug I’m using IE. You can inverse it and install the ActiveX for IE and keep Firefox with the flash player 9.
  The links to [...]

• ActionScript, Events, How to, Skin

  Resizable Canvas - …both directions

  Andrei Ionescu | 19.05.08 | Permalink | Comment?

  In the previous articles in this series I explained how to create a horizontally and vertically resizable canvas. In this third article we will add the possibility to resize in both direction by dragging the right bottom corner.
  What we will do:

  add the new UI control (the right bottom button)
  create the necessary events for it
  create CSS [...]

• Flex news, Flex resources, Uncategorized

  Flash Player 10 (codename ASTRO) prerelease ready for download

  Andrei Ionescu | 16.05.08 | Permalink | Comment?

  Adobe Flash Player 10 (codename “Astro”) can be downloaded from Adobe site following this link: http://labs.adobe.com/technologies/flashplayer10/
  New features:

  Hardware acceleration - flash player will use the GPU for some visual processing tasks
  Advanced Text Layout - a new engine for text layout (as you may know the old TextField has big problems when rendering text, htmlText and images) [...]

• ActionScript, Books, Flex resources, RIA

  Contributing to Flex 3 Cookbook

  Andrei Ionescu | 13.05.08 | Permalink | Comment?

  Although is just one receipt I’m glad that my post was selected to be part of Flex 3 Cookbook. The original post can be found on Flex Cookbook Beta site by the name “Using More Themes in the same Application“.
  The book release is in May but till now (13th of May 2008) it is still [...]

• ActionScript, Events, How to, MXML, PHP, Web Service, xml

  How To Build a Download Application in Flex

  Andrei Ionescu | 12.05.08 | Permalink | 4 Comments

  In this article I’ll show the same application I presented at FlexCamp Bucharest Romania 2008 - the video from the conference is available here and although it is in Romanian it might be useful. In the presentation I’m showing the power of Flex: doing complex applications with a few lines of codding.
  With this article [...]

• Air, Flex 2, How to, RIA

  Override classes from included libraries

  Virgil Cristea | 11.05.08 | Permalink | 2 Comments

  During last week I had to do a small application for AIR. That was until friday when I had to release it and found out that the app had to work also in normal browser. Since almost all the code was independent of the type of app (AIR/Flex) my task was pretty easy:

  Get all existing [...]

• ActionScript, How to, MXML, PHP, Security, Web Service

  Using Shared Objects: Login Process with Remember Password

  Andrei Ionescu | 09.05.08 | Permalink | 3 Comments

  In this post we will implement a login process with remember password functionality. In AS3 and also in AS2 we can use a SharedObject to store data on the users browser. Shared objects are similar to the all known browser cookies but are managed by the flash player. Shared objects can store data also remotely [...]

• ActionScript, Flash, Flash Player, Flex 2, Flex Builder 3, Flex resources, css

  HTML Tags And Attributes Supported by Flash Player

  Andrei Ionescu | 08.05.08 | Permalink | 5 Comments

  Bellow you can find a list tags and their attributes that are supported by flash player (and also by flex framework). This list applies to TextArea, TextFields and other controls that are html enabled.
  Anchor tag (<a>)
  Creates a hypertext link.

  href
  target

  Bold tag (<b>)
  Renders text as bold.
  Break tag (<br>)
  Creates a line break in the text field.
  Font tag (<font>)
  Specifies [...]

• ActionScript, Air, How to, Uncategorized

  AIR applications File and Directory

  Virgil Cristea | 08.05.08 | Permalink | 6 Comments

  In the past days I had to write a small app in AIR and one of the problems I came across was the saving of preferences locally. I needed to be able to read/write a file on the local file system. After some digging I found the answer and decided to make a small tutorial [...]

• ActionScript, How to, MXML

  ComboBox With Tooltip

  Andrei Ionescu | 07.05.08 | Permalink | 1 Comment

  If you use Combo boxes to display options in some cases you may want to display options that are containing more than a few words. Maybe you want to know how a user arrived on your flex application and you want him to select from some complex options, but in the same time you don’t [...]

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FLEX{er} is a tool where information regarding Flex & Actionscript programming languages is gathered starting from general info like books and resources and going to examples of actionscript for specific problems. [...]

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• Carro Brasilia: For Firefox on Windows use Download the Windows Flash Player 10 Plugin content debugger (for...
• Virgil Cristea: Int cannot store that value I needed. I do not think it is a floating point error as in debug I see...
• Keith Peters: It’s not a bug per se, and the problem is not in the toString method. The problem is that the...
• Braban: Очень интересно было вас читать!
• z: use int? mabye some floating point error?