Horizontal Multiline Layout

Sometimes it is necessary to place elements horizontally (like HorizontalLayout) in several lines instead of just one line:

Fit buttons in the toolbar

Sometimes buttons does not fit in the toolbar:

Spark Tree – faster, with icons and text colors

I’ve just updated the Spark Tree custom component. Here are the improvements and new features.

Spark Tree

Unfortunately Flex 4 does not have Spark Tree and MX Tree has 99 bugs at this moment.

In our project we were in need of Spark-based Tree for some time so inspired by Alex Harui I wrote it:


Runtime icons for Flex components

Bitmap or BitmapData can not be used as icon in Flex components like MX Button because they want Class that will instantiate as BitmapAsset.


Create cache of special classes. Each of them will be able to become an …

Start/stop all nested MovieClips

Animation takes CPU time and sometimes it’s useful to stop/play it. The problem is that MovieClip’s in animation can be hardly nested.


Stop/start MovieClips recursively:

  1. public static function massStop(target:DisplayObjectContainer,
  2.     frame:Object = 1)

Change font size in the whole app with Ctrl+/-

Browser supports changing page font size with Ctrl+/- and Ctrl+scrolling, but Flex applications are not affected by this. People with failing sight can not use such applications.

Solution for Flex 4

Work with StyleManager and set fontSize style at …

Generate color theme for Flex application using Camera

User may want to make Flex application look like himself, his room or his jacket.


Use Flex 4 color styles chromeColor, accentColor and screenshot from the Camera.


Flex 4 provides coloring via styles chromeColor, color, …