2024 Get activity in kotlin

Get activity in kotlin

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WebDec 20, 2010 · If you need to get view that you added to your activity using setContentView () method then as pottedmeat wrote you can use final ViewGroup viewGroup = (ViewGroup) ( (ViewGroup) this .findViewById (android.R.id.content)).getChildAt (0); But better just set id to this view in your xml layout and use this id instead. Share Improve this answer Follow WebJul 28, 2024 · getActivity () / context in a ViewHolder in Kotlin Android. I'm building a ViewHolder and Adapter for a Fragment and when I try to make an OnClick for the …

Communicating with fragments Android Developers

WebNov 4, 2024 · So make sure you have the right type. is ContextWrapper -> baseContext.getActivity () is a recursive call. You can get the activity from your … WebJun 17, 2024 · Kotlin Java class MainActivity : AppCompatActivity() { // Using the viewModels () Kotlin property delegate from the activity-ktx // artifact to retrieve the ViewModel in the activity scope private val viewModel: ItemViewModel by viewModels() override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) supply belcher composer

How to get previous activity in android Kotlin - Stack Overflow

WebSo it is important to use in both parts activity context to get the same instance. Activity part: ... I'm using kotlin language I'm used same as tutorial but not working Here's example codes how to declare my ViewModel. add dependencies in build.gradle: implementation 'androidx.fragment:fragment-ktx:1.4.1' ... WebJan 1, 2024 · Quoting the Kotlin documentation: Methods that follow the Java conventions for getters and setters (no-argument methods with names starting with get and single … WebFeb 20, 2024 · To pass and get value from fragment and activity, val mFragment = Fragment() val mArgs = Bundle() mArgs.putInt("Key", value) … supply bestes

How to access parent Activity View in Fragment - Stack Overflow

android - Kotlin list all activities at runtime - Stack Overflow

WebMay 4, 2024 · 2 Answers Sorted by: 27 You can use below For KOTLIN this replaced by this@MainActivity You should set Permission ().askMicrophonePermission (this@MainActivity) Then Pass Context. fun askMicrophonePermission (context: Context) Interface to global information about an application environment. WebDec 26, 2024 · So in Activity you can do next: mViewModel.mName.observe(this) { it?.let { tv_emp_name.setText(it.empName) } } Also following Kotlin style guidelines it's better to … supply bible armyWeb前言随着金三银四的到来，这段时间陆续开启了面试的热潮，目前Kotlin作为Android日常开发中的主要的语言基础，无疑成为Android面试中常考的一部分，为了检验自身巩固自己 … supply beon

"Web7. One more way is:: Write a method in your adapter lets say public void callBack () {}. Now while creating an object for adapter in activity override this method. Override method will be called when you call the method in adapter. Myadapter adapter = new Myadapter () { @Override public void callBack () { // dosomething } }; Share. " - Get activity in kotlin

Get activity in kotlin

Kotlin: How to get and set a text to TextView in Android …

WebApr 5, 2014 · 5 Answers. Sorted by: 188. You can use. View view = getActivity ().findViewById (R.id.viewid); Quoting docs. Specifically, the fragment can access the Activity instance with getActivity () and easily perform tasks such as find a view in the activity layout. Share. Improve this answer. WebAug 5, 2024 · Simply you can start an Activity in KOTLIN by using this simple method, val intent = Intent (this, SecondActivity::class.java) intent.putExtra ("key", value) startActivity (intent) Share Improve this …

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WebNov 27, 2024 · I know , that in Kotlin getters and setters generic automatics, but how I can set listener if it private. It is code from my Activity, but It doesn't work. CircleShape.listener = object :OnClickListenerInterface{ override fun onClick() { ToastUtils.showSuccessMessage(getContext(),"pressed") } } ... Inside the activity where … WebJun 22, 2024 · You don't actually need an Activity to launch an Intent, you need a Context. You can get the Context of the viewholder's itemView for example, like this: …

WebMay 20, 2024 · The action bar will // automatically handle clicks on the Home/Up button, so long // as you specify a parent activity in AndroidManifest.xml. return when (item.itemId) { R.id.action_settings -> true else -> super.onOptionsItemSelected (item) } } var strength = editText2.text.toString () var dexterity = editText.text.toString () var intelligance = …

WebMay 5, 2024 · Get current activity context : View.getContext() This method can be called on a View like textView.getContext() . This will give the context of activity in which the view … WebAug 13, 2024 · The second activity is started from clicking a MenuItem on the Toolbar widget, defined in the res/menu/menu_main.xml layout. The second activity is shown …

WebAug 5, 2024 · Use below code to start your Activity. // start your activity by passing the intent startActivity (Intent (this, Page2::class.java).apply { // …

WebJul 10, 2012 · If you're using kotlin then it can help yoy to get current activity name. However getRecentTasks() method is deprecated in Java. val am: ActivityManager = … supply bit growthWebDec 20, 2010 · Another Kotlin Extension solution. If your activity's view is declared in xml (ex activity_root.xml), open the xml and assign an id to the root view: … supply billsWebMay 21, 2024 · In kotlin don't use getters and setters as like in java.The correct format of the kotlin is given below. val textView: TextView = findViewById (R.id.android_text) as … supply biodegradable express bagWebSep 7, 2024 · Getting activity from a fragment in Kotlin is optional (might be null) so the type must be Activity? then you have to safecall it like activity?.finish() and it won't crash with an NPE if activity is null. Also, you can use property syntax and just call activity … supply best stores beauty onlineWebApr 20, 2009 · Passing data from one Activity to Activity in android. An intent contains the action and optionally additional data. The data can be passed to other activity using intent putExtra() method. Data is passed as extras and are key/value pairs. The key is always a String. As value you can use the primitive data types int, float, chars, etc. supply blogs beautyWebJun 11, 2024 · 1 Answer. Sorted by: 0. To get the Context in the Fragment from AndroidX support library you can use method requireContext () If you need an Activity instance to … supply bibleWebJan 9, 2024 · When the activity is destroyed and recreated, such as during a screen orientation change, the context reference results in a memory leak, because it references a destroyed context. I believe you can demonstrate this problem by changing your screen orientation until your app crashes due to the leak. – Daniel C Jacobs Sep 24, 2024 at 16:07 supply belt