I need to implement my own attributes like in com.android.R.attr Found nothing in official documentation so I need information about how to define these attrs and how to use them from my code. 5 s 5 Currently the best documentation is the source. You can take a look at it here (attrs.xml). You can define … Read more
Is there any way to get a color-int from a color resource? I am trying to get the individual red, blue and green components of a color defined in the resource (R.color.myColor) so that I can set the values of three seekbars to a specific level. 13 s 13 You can use: getResources().getColor(R.color.idname); Check here … Read more
This question already has answers here: getColor(int id) deprecated on Android 6.0 Marshmallow (API 23) (13 answers) Closed 6 years ago. Using: buildToolsVersion “22.0.1” , targetSdkVersion 22 in my gradle file. I found that the useful getResources().getColor(R.color.color_name) is deprecated. What should I use instead? 4 s 4
In the Android SDK documentation, all of the examples used with the @drawable/my_image xml syntax directly address images that are stored in the res/drawable directory in my project. I am wondering if it is explicitly not okay to create a sub directory within the drawable directory. For example, if I had the following directory layout: … Read more
Is it possible to have placeholders in string values in string.xml that can be assigned values at run time? Example: some string PLACEHOLDER1 some more string 14 s 14 Formatting and Styling Yes, see the following from String Resources: Formatting and Styling If you need to format your strings using String.format(String, Object…), then you can … Read more
The Resources.getColor(int id) method has been deprecated. @ColorInt @Deprecated public int getColor(@ColorRes int id) throws NotFoundException { return getColor(id, null); } What should I do? 13 s 13 Starting from Android Support Library 23, a new getColor() method has been added to ContextCompat. Its description from the official JavaDoc: Returns a color associated with a … Read more
With new android API 22 getResources().getDrawable() is now deprecated. Now the best approach is to use only getDrawable(). What changed? 16 s 16 You have some options to handle this deprecation the right (and future proof) way, depending on which kind of drawable you are loading: A) drawables with theme attributes ContextCompat.getDrawable(getActivity(), R.drawable.name); You’ll obtain … Read more
I just downloaded and installed the new Android SDK. I wanted to create a simple application to test drive it. The wizard created this code: package eu.mauriziopz.gps; import android.app.Activity; import android.os.Bundle; public class ggps extends Activity { /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); } … Read more
The hard drive on my laptop just crashed and I lost all the source code for an app that I have been working on for the past two months. All I have is the APK file that is stored in my email from when I sent it to a friend. Is there any way to … Read more
