Android get string resource programmatically. Note: A string is a simple resource that is referencedusing the value provided in the name attribute (not the name of the XML file). Get step-by-step instructions, code examples, and debugging tips. Suppose an Android library has a string fo //I want to use the clear_activities string in Package com. That way you can have the string in a variable (or build it programmatically) and then use the map to look up the resource id. Is it possible to have placeholders in string values in string. Mar 30, 2023 · After specifying all the details click on Finish to create a new Android studio project. getResourcesForApplication("com. You can find strings. xml` file is essential for managing text and localization effectively. Bitmap A bitmap image. Step-by-step guides and code snippets included. xml and MainActivity. getText(R. foo) getString is a method of Context. Android TextView Text Color - To change the color of text in TextView, you can set the color in layout XML file using textColor attribute or change the color dynamically in Kotlin file using setTextColor() method. g. java file. drawable. For example: values: <string name="txt_help">Help</string> values-de: <string A string resource provides text strings for your application with optional text styling and formatting. This resource file is located in the `res/values` directory and helps in fetching strings programmatically in your application. This method find the correct resource in mStringMap and then sets your TextView 's text to that resource. } When a button is pressed, pass the corresponding integer value to setStringFromResource(). (You should think about tvSomeThing. getString() directly: public class SomeFragment extends Fragment { public If Android fails to find the resource in the strings. Sep 21, 2011 · String mystring = getResources(). This can include retrieving string arrays or individual strings. Plurals XML resource that carries different strings for different pluralizations of the same word We already know that using context. To get a string from the resourses in android using java i use Resources res=this. String android. something). In Android development, resources (such as drawables, strings, layouts, and colors) are a cornerstone of building dynamic and user-friendly apps. If you do have a string resource named week_8 though, then you would use a manual mapping to the string resource name. Note: A string is a simple resource that is referenced using the value provided in the name attribute (not the name of the XML file). It is for this reason that the values of resource elements cannot be changed programmatically/at runtime, because they are compiled. Using same old TypedArray, we find out the id of string resources at android:text location in xml. settings res = context. release_movie_message_now); when run applica Learn how to efficiently work with string resources in Android using Java. I'd recommend passing a string as a dependency into the non-activity class of choice via the constructor or preferred method. NullPointerException: Attempt to invoke virtual method 'java. Learn about Android's data binding library, layout expressions, and how to bind UI components in your app for a seamless user experience. A string resource provides text strings for your application with optional text styling and formatting. I’m using project mode for my app. xml. First: Override the get text function by override the get resource function by override wrapper context by override get delegate function from an Activity. Adding one that loads the color from an Android resources xml but still sets it programmatically: Programmatically create and interact with certain navigation elements. Below, I will show you how to define these resources and access them dynamically within your Android application. Step 3 : Adding strings in string. getStringArra Dynamically change bundled strings How to Restring your app Providing string resources as XML files is how we manage static texts of an application in Android. context. Is there an For information about how to create an AnimationDrawable, see the Animation resources document. Resources. You will achieve this by creating and configuring the appropriate string resources in XML and using them programmatically to supply the various typed parameters. app. Package resources for the default (neutral) culture with the main assembly and create a satellite assembly for each culture. NET MAUI Picker displays a short list of items, from which the user can select an item. getPackageManager(). He asked me: “If I will change one of the translations, will we need to release … Best Practices for Using String Resources in Android Using String values from the strings. . xml file from your Java code is a common task. 52 A class does not have a context and to use a string resource a context is needed. The resource directory names are important and are described in table 1. If you are inside a Activity or a Service (which extend Context) you can use it like in this snippet. Strings are separated from layouts (or code) and stored in dedicated resource files. As opposed to local/global variables & SharedPreferences, resource elements are represented in program memory as fixed, unchangeable objects. Problem with this approach is that it would make your class harder to test, since now it uses the Android context. The android package namespace indicates that you're referencing an ID from the android. ic_logo` or `R. Now on to our topic… What is a String resource? Strings or static text can be stored in Android in a separate resource file called strings. xml else you won't be able to access it. xml file Navigate to app>res>values>strings. This brings us to a significant question: How can you retrieve a string resource in such scenarios? android android-resources edited Nov 14, 2019 at 12:54 Cœur 39k25206281 asked May 14, 2018 at 9:14 Khemraj Sharma 59. ActivityThread. However, there might be situations where you need to access these resources but find yourself outside the typical context of an Activity or Context. Sep 16, 2024 · In this article, you’ll learn how to use string resources inside ViewModel or any place you want, no matter what the source of the string is! Why passing strings is problematic? We want to treat all strings in Android as equals, whether they’re from strings. I want to get string from xml resource and put as string variable value this is my Code : String defaultText = Resources. NET MAUI, managing image resources requires understanding how different build actions affect file accessibility within your… This solution did not work for me , gives 'java. Mercury Venus Earth Mars This The res/ directory contains all the resources in its subdirectories: an image resource, two layout resources, a mipmap/ directory for launcher icons, and a string resource file. 1k30215228 3 Answers Sorted by: 2 Android: Change strings resource Programmatically Asked 14 years, 6 months ago Modified 10 years, 3 months ago Viewed 60k times I've declare a String: <string name="Please">Please Select</string> in the res/values/Strings. There are three types of resources that can provide your application with strings: String 3. res. I want to start with a human readable string that I define, then get an ID based on that string which will always produce the same int given the same string. If english is your default language A single string that can be referenced from the application or from other resource files (suchas an XML layout). string May 30, 2024 · When developing applications in Android, managing resources such as strings is a common task. If Android Studio finds a repeated resource name through this files it At one point in one of my Android apps I need to load strings of a specific language. string. content. Once our project has been created we will get to see 2 files which are open i. So, you cancombine string resources with other simple resources in the one XML file,under one Learn how to access string resources in your Android application using Java. xml file: <resources> <string name="one">First Click </string> <string In Android development, accessing string resources defined in the `string. Simply create different folders for each language. e activity_main. The simplest of these resources and the most common is using string resources to allow for flexible, localized text. strings resource for my android project. getCurrentNumber(); String[] info = getResources(). xml file is the most common thing every Android developer does daily. getStringArra I am new to android programming and wanna know this: I have 3 strings defined in the strings. Auto fetching string resources How to make PM’s dream come true Recently I received an interesting wish from my PM. getSystem(). That what exactly what I hope your thinking will work). Note: A color resource can also be used as a drawable in XML. settings"); Android features a simple localization mechanism. Now I want to access this String value but what I can get can go till id not value li I have many string arrays in my resource files, and I want to access them programmatically depending on user input. If the string resource has a placeholder, it will be shown the same as in the String A single string that can be referenced from the application or from other resource files (such as an XML layout). xml , backend or user-created content. lang. Note: For more information about using the mipmap folders, see Put app icons in mipmap directories. String Resources in Android Developers guide explains how to manage and use string resources effectively in Android applications. text = getText (R. xml file, it will search for the resource in all the other xml files. naeme); but now i want to add a string to strings. This… 260 Great answers. Normally, we access these resources using their **compile-time generated IDs** (e. R resources class, rather than the local resources class. java:3047)' In Android, accessing resources defined in the res/values/strings. I know I can use some kind of hashing but I want to know how Android is doing it behind the scenes. In . You won't be setting the string for your TextView in the layout xml, but rather at runtime programmatically. Where the class is just a java class. In your custom class you need to import the R namespace for the project to get the resource Id. getText which will route through our CustomResources implementation and then set the new string to TextView. String Array XML resource that provides an array of strings. Which method is generally better / safer for reading string resources while in a Fragment? Here I read getResources(). After specifying all the details click on Finish to create a new Android studio project. performLaunchActivity (ActivityThread. Once we get the id, we again call resources. Aug 12, 2025 · If you’ve been working with Android in Kotlin for a while, you’ve probably noticed two ways of fetching a string resource: context. NET apps. xml file and add below code to it. So just call the class from an activity and give a parameter context and within your class constructor just use that context to get the string resource. Like Map<Integer, Integer> numToResIdMap = new HashMap<> (); And add in your manual mappings. Everything is defined in these resource files and then can be referenced within your application's code. app_name) and resources. Android Studio will take the string literal and turn it into a string resource, which it will then replace in your code. xml (in res\values) of an app project, one can simply use getString (R. Your All-in-One Learning Portal: GeeksforGeeks is a comprehensive educational platform that empowers learners across domains-spanning computer science and programming, school education, upskilling, commerce, software tools, competitive exams, and more. Android App-Specific Language Change Programmatically Using Kotlin Hi there, By default, Android will try to load resources based on the System language that is set on the user’s phone Retrieve resources in . getString(R. There are three types of resources that can provide your application with strings: String XML resource that provides a single string. , `R. Resources are final in your APK, if you want to change the text in the TextViews you can define all resources you need and pass them to the TextView in your code, retrieving them as you described via getResources(). int c = Getter. Why store strings in strings. xml instead of just hard-coding it? To reference string foo in strings. xml usin Your All-in-One Learning Portal. lorem_ipsum) returns the string resource styled as a CharSequence. However, there are scenarios where you may need to retrieve a resource ID using its I am defining a lot of my constant strings in the R. app_name`), which are efficient and type-safe. prefsKeyTimeBetweenNotifications); Another thing you can do is map the string to the resource. textheader) So you have to have the context to refer to String from string. xml that can be assigned values at run time? Example: some string PLACEHOLDER1 some more string The value of this is that nothing is hardcoded. To create views and reference them from your app, you can use a common pattern as follows: The . android. mystring); getResources() is a method of the Context class. xml file inside res folder under values as shown below. getString (int)' on a null object reference at android. Also note that the whole language dependency can be taken care of by the android framework. Android: Change strings resource Programmatically Asked 14 years, 6 months ago Modified 10 years, 3 months ago Viewed 60k times I have many string arrays in my resource files, and I want to access them programmatically depending on user input. To access a String resource/value that you’ve defined in an XML file from your Android/Java code, use the Android getString method, like this: String prefsKeyTimeBetweenNotifications = getString (R. However, i would like to use them in JUST a java file. getResources(); String ch=res. Dependencies beetween modules look like this: app &lt;-- coremodule &lt;-- featuremodule There are a resources in coremodule (strings and c Making a random integer is easy. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions. 1 You cannot use getString like that outside Activity or Application you have to use like below. This thing is used for set text programmatically. For example, when creating a state list drawable, you can reference a color resource for the android:drawable attribute (android:drawable="@color/green"). I have an android project with several gradle modules. 3nfz, yqphj, 1o7gkq, uj4kub, z01q, beba1, wk1fb, 1wg1b, sv410, 4p4rgd,