I'm trying to achieve a layout that shows a view pager when the device is shown on portrait and show two panes when device is on landscape. So I made two different layout files, one with only a Vi...

I'm working on a application which supports two different languages - English Arabic The user can switch to any language at any time & based on the selection I'm changing the app language....

Given the following situation (partially pseudo-code): User presses a button in Activity A which in turn executes this code: progressBar.setVisibility(VISIBLE) // by default is set as INVISIBLE...

I've been looking at issues in stackoverflow and I've tried everything I've seen but the layout-land not work. In my code I have and the method onConfigurationChanged @Override public void onConf...

What is the significance of: super.onCreate(null); instead of super.onCreate(savedInstanceState); With this change, I am able to avoid many problems that otherwise plague my Activitys each ti...

I am an experienced Android developer and it is a shame that I am still ineffectively fighting against fundamental issues like persisting UI changes across configuration changes. I know, this is a...

Update: It turns out that the problem is from elsewhere. Thanks @Luksprog for pointing out what I overlooked. The project is created using Android Studio's navigation drawer pattern. The drawer i...

My web app works great in Chrome which handles configuration changes (such as screen rotation) excellent. Everything is perfectly preserved. When loading my web app into a WebView in my Android ap...

I have an Activity with ViewPager. the ViewPager have a lot of pages, Just like a book. Each fragment has RecyclerViews with a lot of content. The following is my use case 1 - When I swipe page, R...

I'm having a really weird problem. I have a common fragment that is added in almost every activity of my app. This fragment shows a small version of the player bar. So it listens some broadcasts to...

I have implemented pip for my app. I note that in the Picture-in-picture support documentation it is suggested that android:configChanges= "screenSize|smallestScreenSize|screenLayout|orientatio...

Before all, i am a rookie in Android, and i am using API 10 (Gingerbread). I am developing a simple game with libgdx. But i just install everything for start to work and... in the AndroidManifest....

Introduction Huh, this is a tough one. At least, I think so... To clear things up: I did not find any answers to my question after searching the internet (using Google). Everything I found wa...

Sorry for my English Should I save and restore arguments (returned by getArguments()) during configuration changes via outState \ savedInstanceState ? Or getArguments() always returns passed arg...

When my app is installed, on first run it asks user to choose language; But if user starts app on second time, language is set automatically (to previously selected one). Problem is that, on first...

This project is an extension of the Master/Detail flow template that can be found in Android Studio. The difference is that this application uses a single Activity and a ViewPager that manages thre...

Since AsyncTask was introduced in Cupcake (API 3, Android 1.5) in 2009, it has been consistently promoted by the Android team as simple: "Painless threading" "an easy way to execute some work in ...

My problem involves an activity hosting three support fragments. One is a normal programmatic fragment (let's call it a home fragment). One is a portrait fragment added on top of the home fragment ...

I have used recyclerview in a fragment. If activity's configChanges includes orientation, recycler view appears in the middle of the screen after phone orientation changes from landscape to portrai...

From the developer guide on Loaders, They automatically reconnect to the last loader's cursor when being recreated after a configuration change. Thus, they don't need to re-query their data. ...

Based on the accepted answer here, I added this code to an Activity as what I hoped to be the first step in changing the assigned Layout for an Activity: @Override public void onConfigurationChang...

I what to change background as night mode changes. I have /values and /values-night folder, that contain "colors.xml" with different values. ` <color name="grey1">#ebebeb</color> &lt...

Problems with app: When orientation changes the app is experiencing these problems: Both FragmentA and FragmentC now occupy the FrameLayout container. What works: Everything works as I want it...

I am using ActionBarSherlock, along with several MenuItems that I dynamically manage, depending on program state. Specifically, I save the MenuItems into instance variables in the Activity's onCrea...

Some users reported that my app screen sometimes flickers when running on Android 4.2 (only!) I tried on my device, and after putting logs, the activity is restarted and restarted again, about 3 t...