You can get info on the display from the DisplayMetrics struct: DisplayMetrics metrics = getResources().getDisplayMetrics(); Though Android doesn’t use a direct pixel mapping, it uses a handful of quantized Density Independent Pixel values then scales to the actual screen size. So the metrics.densityDpi property will be one of the DENSITY_xxx constants (120, 160, 213, 240, … Read more
Please check my answer here. Basically I just had to : @Override protected void onSaveInstanceState(Bundle outState) { //No call for super(). Bug on API Level > 11. } Don’t make the call to super() on the saveInstanceState method. This was messing things up… This is a known bug in the support package. If you need … Read more
NEW ANSWER added Jan 25th 2012 Since writing the below answer, someone clued me in to the existence of ViewTreeObserver and friends, APIs which have been lurking in the SDK since version 1. Rather than requiring a custom Layout type, a much simpler solution is to give your activity’s root view a known ID, say … Read more
Go to the android/ directory of your react-native project Create a file called local.properties with this line: sdk.dir = /Users/USERNAME/Library/Android/sdk Where USERNAME is your macOS username
If you see that error occur after upgrading versions of IntelliJ IDEA or Android Studio, or after generating a new APK file, you may need to refresh the IDE’s cache. Menu File → Invalidate Caches and restart…
It’s possible. You can set the locale. However, I would not recommend that. We’ve tried it at early stages, it’s basically fighting the system. We have the same requirement for changing the language but decided to settle to the fact that UI should be same as phone UI. It was working via setting locale but … Read more
The localhost refers to the device on which the code is running, in this case the emulator. If you want to refer to the computer which is running the Android simulator, use the IP address 10.0.2.2 instead. You can read more from here.
From Android developer: // show The Image in a ImageView new DownloadImageTask((ImageView) findViewById(R.id.imageView1)) .execute(“http://java.sogeti.nl/JavaBlog/wp-content/uploads/2009/04/android_icon_256.png”); public void onClick(View v) { startActivity(new Intent(this, IndexActivity.class)); finish(); } private class DownloadImageTask extends AsyncTask<String, Void, Bitmap> { ImageView bmImage; public DownloadImageTask(ImageView bmImage) { this.bmImage = bmImage; } protected Bitmap doInBackground(String… urls) { String urldisplay = urls[0]; Bitmap mIcon11 = null; … Read more
Example how to use it: if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.GINGERBREAD) { // only for gingerbread and newer versions }
By default all the EditText widgets in Android are multi-lined. Here is some sample code: <EditText android:inputType=”textMultiLine” <!– Multiline input –> android:lines=”8″ <!– Total Lines prior display –> android:minLines=”6″ <!– Minimum lines –> android:gravity=”top|start” <!– Cursor Position –> android:maxLines=”10″ <!– Maximum Lines –> android:layout_height=”wrap_content” <!– Height determined by content –> android:layout_width=”match_parent” <!– Fill entire width … Read more