android-styles

How to programmatically create an Android theme style?

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TL;DR: Just no, you can’t. That’s how Android works and will never be changed. There is a plain and simple reason why programmatically creating Android themes will never be possible. That is, when an app is starting, Android creates a dummy window that shows the app’s android:windowBackground. At this time, the app process is still … Read more

Setting header color of app in overview (recent apps) screen

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You can change this via ActivityManager.TaskDescription: https://developer.android.com/reference/android/app/ActivityManager.TaskDescription.html From an Activity context, call: TaskDescription taskDescription = new TaskDescription(label, icon, colorPrimary); ((Activity)this).setTaskDescription(taskDescription);

Android AlertDialog with rounded corners

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You can do it using the following code: CustomDialog.java: public class MainActivity extends Activity{ private static final int ALERT_DIALOG = 1; @Override public void onCreate( Bundle savedInstanceState ) { super.onCreate( savedInstanceState ); setContentView( R.layout.main ); ( (Button) findViewById( R.id.button1 ) ) .setOnClickListener( new OnClickListener() { public void onClick( View v ) { showDialog( ALERT_DIALOG ); … Read more

How to use Percentage for android layout?

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UPDATE 2018: PercentRelativeLayout and PercentFrameLayout are deprecated. Consider using ConstraintLayout Old Answer: So far Android Support library has limited on where to use this: with RelativeLayout android.support.percent.PercentRelativeLayout with FrameLayout android.support.percent.PercentFrameLayout How to use it? Well, first make sure to include the dependency at build.grade(Module: app) in your android app. dependencies { compile ‘com.android.support:percent:23.3.0’ } Then … Read more

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