After reading the related docs I don't get if I can create things like buttons or other UI elements used to get user inputs with just the use of C++/C code compiled with the NDK. There are no prob...

I looking for help with strange issue in Android UI. I have a NativeActivity, subclassed in Java, like this: public class MainActivity extends NativeActivity { ... in AndroidManifest.xml: <a...

I've seen articles and articles on hiding the navigation bar for android application through java. However, what I would like to know, is how do I remove the navigation bar through a pure android c...

In my Android app I have 4 libraries: libTemplate.so depends on libPorkholt.so libPorkholt.so depends on libpng15.so depends on liblua.so depends on libopenal.so libpng15.so liblua.so libopena...

Is there a standard for getting an error string from glGetError() (Android and iOS) and eglGetError() (Android) in OpenGL ES 1.1 or 2.0? I'm using something like this: #define AssertGL(x) { x; GL...

I'm writing an Android app using the NDK and NativeActivity. My app depends on a few bits of third party code that are shipped as assets. Currently I'm working on trying to extract those assets whi...

I having problem with a NativeActivity subclass I am working on, my goal would be to catch and handle key events from the Java code instead of native code (this is mainly due because this), unfort...

I have only been able to find solutions dated 2010 and earlier. So I wanted to see if there was a more up-to-date stance on this. I'd like to avoid using Java and purely use C++, to access files (...

I know ActivityGroup is deprecated. But I am trying to combine user interface of NativeActivty with some Java/Android API Views. I am trying to make one hybrid user interface where a part of the ...

I'm using purely native NDK in my project (Native Activity). It works fine when I add Prebuilt static libraries with my .so in Android.mk file. But when I try linking Prebuilt shared library, it sh...

I have some problems with my Native Activity application. It works fine on 99% of devices. But sometimes users get the following error: java.lang.RuntimeException: Unable to start activity Compone...

i'm developing a computer vision application for Android. That work involves getting camera frames as fast as possible, so I'm trying to build a android application directly in c++ using "android_...

My android application compirises two Activities: ".MainActivity" and "android.app.NativeActivity". The latter is implemented purely in C++. On button click in ".MainActivity" I start a native one ...

I call a NativeActivity from a JavaActivity. The entry point of my NativeActivity is android_main(struct android_app* state) At the end of this, I call ANativeActivity_finish However my na...

I'm using pure C++ in my engine to create a game engine in android. There is no single java file. Basically it is a game which should only be stored to external memory. When I move my asset data ma...

I have an Android project with a native activity. This native activity uses a shared library named "main" (libmain.so file) for starting. ( with the code of ndk/samples/native-activity ) This app ...

Is there a way to set the content of a NativeActivity to a component created in Java (such as a FrameLayout, ImageView, etc)? I have a need to use a NativeActivity (for getting touchpad input on Xp...

I have an application using NativeActivity. I want to call out into Java to do something that requires a Context (e.g., accessing TelephonyManager to query the IMEI). How do I get a valid Context ...

I'm porting a pure C++ game over to Android, and since my target is Android 3.0+ tablets, I opted to use NativeActivity in order to avoid Java completely. However, I am not able to see any function...