With the release of Apache Flex 4.14, we introduced new mobile skins targeting iOS7+ and Android 4+ versions. No code change is required to use these new skins.
Automatic skins selection
The Flex SDK will detect the O/S type (iOS vs. Android) and the version of the O/S and display the correct skins during runtime. The skins will automatically be applied based on the detected O/S and version.
Although the skins show up on the mobile device, you will not be able to see them on the AIR Simulator because the AIR Simulator does not set a O/S Version. To see the iOS7+ and Android 4+ skins on the AIR Simulator, follow these steps.
Viewing the iOS7 skins in the AIR Simulator
To see the iOS7+ mobile skins in the AIR Simulator, add this compiler directive:
Viewing the Android 4.x skins in the AIR Simulator
To see the Android4+ mobile skins in the AIR Simulator, add this compiler directive:
Using the legacy mobile theme
If you want to continue using the old legacy mobile theme/skins, add this compiler directive: