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The next versions of B4A (4.30) and B4J (2.80) will allow you to embed Java code inside your... to access third party SDKs and also to allow developers to add existing Java code snippets to their projects. Adding Java code is done with an #If Java block: #If JAVA public String FirstMethod() { return "Hello World!"; } #End If You need an instance of JavaObject to access the Java methods: Sub Process_Globals Private NativeMe As JavaObject End Sub Sub Globals End Sub...

This is a template that you can use when implementing a callback with inline Java, whether it is an interface or abstract class, inside a B4A/B4J class, such as B4XMainPage. #if Java public static...
link: This is really not the correct place for this question. Start a new thread instead. And the context...
link: The code should be added to a class module. It will work with non-B4XPages classes. Hi, In this P...
link: Is the code specific to B4XPages? An example would be of real benefit. The code should be added to...

Is it possible to use ba.raiseEvent to call a callback sub in the enclosing Activity,class,service or code module? It doesn't give an error, just no result either. In a class, I've tried: Sub DoMultiply nativeMe.RunMethod("Multiply", Array ("logresult",10)) End Sub Sub LogResult(Result As Int) Log(Result) End Sub #If JAVA private int mm = 100; public void Multiply(String EventName,int i) { int result = i * 2 + mm; if(ba.subExists(EventName...

: #AdditionalJar: core-lambda-stubs.jar, ReferenceOnly Example: 'in B4XPage #if java import java....forEach( (n) -> BA.Log("" + n) ); } #End If Me.as(JavaObject).RunMethod("test...
link: As 'Me' doesn't appear to have .As as a method. This is an IDE bug. You can use As wit...
link: Is it Me.As(JavaObject). ... or (Me).As(JavaObject). ... As 'Me' doesn't appear...
link: inline code inside activities....

Hi All I have a app that uses a few intent filters. They are currently setup in manifest file. Example ' // Power Intents AddReceiverText(svc_power, <intent-filter> <action android:name="android.intent.action.ACTION_POWER_CONNECTED"/></intent-filter>) AddReceiverText(svc_power, <intent-filter> <action android:name="android.intent.action.ACTION_POWE...

Hi to All I have some java code that might be useful in my project. I was thinking to insert it with the "#if JAVA ... #end if" paradigm. As a first step, I created a B4XPages project and...
link: addition) to #If Java #End If , it's possible to mark inline Java statements by special symbol. For...
link: Using myClass.InitializeNewInstance(GetType(Me) & "$" & "SimpleTest",N...
link: Using myClass.InitializeNewInstance(GetType(Me) & "$" & "SimpleTest",N...

I have tested this on an Android 7.0 device only - take a screenshot of your activity. You need to enable the JavaObject library to make use of it. @JordiCP solved my initial problem here (thanks @JordiCP): https://www.b4x.com/android/forum/threads/passing-b4a-activity-to-inline-java-code.86796... be accessed from this module. Dim nativeMe As JavaObject Private Button1 As Button Private iv1... End Sub #If Java import android.app.Activity; import android.graphics.Bitmap; import android...

and subs for both, but now I encountered this problem. How to handle inline java code for more than one platform ? May is a stupid question, but it won't work for me, I tried this way: #If JAVA...
link: read your message. Mmmm so there is no System.out.println on Android java... I missed this information...
link: As JavaObject End Sub Public Sub Initialize ' B4XPages.GetManager.LogEvents = True End Sub...
link: read your message. Mmmm so there is no System.out.println on Android java... I missed...

10. CODABAR The classes use inline java code with calls to the ZXING core library to create and... by adding (and modifying)additional classes to the B4A project. All the inline Java code comes from... the B4A code in the main activity (black and white has been hard coded within the inline Java code). Amend the B4A code accordingly to pass the colors to the inline Java code. Some sample code...

32781 See attached project with inline Java code to create round imageviews. You only need library JavaObject V2.01 to be enabled....