• New IDE with many improvements.
  

• Support for inline Java code - http://www.b4x.com/android/forum/threads/inline-java-code.50141/
  This feature will make it simpler to integrate third party SDKs.
  
• New Smart String literal - http://www.b4x.com/android/forum/threads/b4x-smart-string-literal.50135/
  
• Command line builder - http://www.b4x.com/android/forum/threads/b4abuilder-b4jbuilder-command-line-compilation.50154/
  
• Fix for Msgbox2 icon in Android 5 devices.
  
• Files list supports drag & drop.
  
• Clean project option also refreshes the libraries list. Can be accessed with a new shortcut (Ctrl + P).
  
• Cancel option in the device selection dialog.
  
• New warning for invalid code in the globals subs.
  
• Class properties are listed in the Find All References tool (F7).
  

• Rapid debugger memory handling was rewritten to provide better performance and to avoid memory leaks.
  
• 5 new View methods: SetLayoutAnimated, SetVisibleAnimated, SetColorAnimated, SetTextColorAnimated and SetTextSizeAnimated. With these methods it is very simple to add nice animations effects to your app.
  See this thread for more information: Simple animations in B4A v4.00
  
• Designer animations - Layouts added with the designer are (optionally) animated.
  
• Support for constants: Dim Const x As Int = 2.
  Constant variables are assigned when declared. Their value cannot be later changed (enforced by the compiler).
  
• Screen video capture - Requires Android 4.4+. Very useful for demonstrations.
  
• Activity_ActionBarHomeClick event - Handles the action bar icon click event. This event replaces the event from StdActionBar library which doesn't work on Android 5 devices.
  
• Better handling of the internal message queue on Android 5 devices.
  
• Visual designer supports custom fonts.
  
• Visual designer supports adding borders to views that use ColorDrawable. Borders can also be added with ColorDrawable.Initialize2.
  
  

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