Getactivity getcontext

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August undefined, 2024

WebApr 14, 2016 · The reason is because when you call getActivity() in the onPostExecute(), the Fragment is already detached from the Activity (for example, when the AsyncTask is executing, user click back button to exit the activity), so getActivity() would be null.. The solution is before getActivity(), check isAdded() is true or not, if not true, that means the … WebOct 2, 2024 · You then can make a simple extension function like so: fun ImageView.loadUrl (url: String) { Glide .with (context.applicationContext) .syncWithLifecycleOwner (this) .load (url) .into (this) } findViewTreeLifecycleOwner () is present in the AndroidX Lifecycle lib. It provides the Activity or the Fragment View's lifecycle ( viewLifecycleOwner ...

When should we call getContext and getActivity once and for all?

WebNov 18, 2024 · But getActivity (), getContext (), activity.this, simply this : all are returning null on this line: ThumbnailManager.processThumbs (getContext). Earlier, activity.runOnUiThread () was also returning null but no idea how it got fixed. I have tried some solutions on similar questions but none of them have worked so far. WebAug 26, 2024 · getContext can return null when fragment isn’t attached to its host. Let’s take a look at two examples. ... getActivity vs requireActivity; getHost vs requireHost; getFragmentManager vs ... knight ultra-lite

androidx.fragment.app.Fragment.getActivity java code …

WebI am creating an array adapter for a list view, everything works ok, I have 2 fragments, and 2 buttons at the top of the action bar that changes between this 2 fragments. my problem is that I get crashes if I move too fast between those frags, when I open fragOne, switch to fragTwo, and then quickly move back to fragOne.. fragOne throws a NPE from the … http://duoduokou.com/android/27472625130536259086.html WebApr 7, 2024 · The HTMLCanvasElement.getContext() method returns a drawing context on the canvas, or null if the context identifier is not supported, or the canvas has already been set to a different context mode. Later calls to this method on the same canvas element, with the same contextType argument, will always return the same drawing context instance … knight under heart

Glide image loading with application context - Stack Overflow

getContext() and getActivity() with FragmentActivity

WebThe best and easy way to get the activity context is putting .this after the name of the Activity. For example: If your Activity's name is SecondActivity, its context will be SecondActivity.this Share Improve this answer answered Oct 22, 2016 at 15:09 John Alexander Betts 4,478 7 46 72 WebDec 25, 2024 · 在谷歌地图上显示我当前的位置[英] Show my current location in the Google Map red coach grill saugus maWebMay 16, 2015 · getContext(): It is a method in the View class, which can be accessed only in the class that inherits from the View class, and returns what Activity Context the current … knight under heart 38

"WebFeb 8, 2024 · I meant that getActivity () or getContext () might be used inside a fragment's lifecycle. – CoolMind Feb 8, 2024 at 15:03 Add a comment 1 You're pretty safe by calling getContext () inside onCreateView (). If you take a look at the docs you'll see that from onAttach onwards your fragment will have a context. Share Improve this answer Follow " - Getactivity getcontext

Getactivity getcontext

Android 刷新或强制重画片段_Android_Android Fragments - 多多扣

WebAug 26, 2024 · 5 Answers. Sorted by: 2. Declare the getContext () method and derive it from container. public class Men extends Fragment { RecyclerView my_recyclerView1; ArrayList tab1; Context context; @Override public View onCreateView (LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { context = … WebHow to get Android getActivity within Fragment. I decided to start my project using the "bottomNavigation Activity" template that Android studio provides. the java folder structure is as follows: com.example.project + ui (package) + - dashboard (package) + - DashboardFragment (java) + - DashoardViewModel (java) + MainActivity (java) I have a ...

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WebAdd a comment 5 Answers Sorted by: 51 Depends on flutter document in Create-Flutter-Plugin, Follow these steps: 1- Import ActivityAware: import io.flutter.embedding.engine.plugins.activity.ActivityAware 2- implement ActivityAware in your class: public class ClassName: FlutterPlugin, MethodCallHandler, ActivityAware { WebSep 12, 2015 · Get current activity context : using the getContext () This method can be called on a View like text view like so textView.getContext (); This will give the context of the activity in which the view is currently hosted in. i.e something like so View.getContext ();

Webprivate static Activity getActivity(PermissionWrapper wrapper) { Activity activity; if (wrapper.getContext() instanceof android.app.Fragment) { activity = … WebJan 23, 2013 · The method getActivity () is normally used in fragments to get the context of the activity in which they are inserted or inflated. eg AlertDialog.Builder builder = new AlertDialog.Builder (YourActivityName.this); or if you are writing the code in your activity itself even AlertDialog.Builder builder = new AlertDialog.Builder (this); will workout.

WebActivity host = (Activity) view.getContext (); and view.isFocused () You should first check if it is an Activity at minimum before using it: if (view.getContext () instanceof Activity) { Activity host = (Activity) view.getContext (); //do something with host now } Share Follow edited Feb 3 at 5:23 pigeonhands 2,747 17 26 Web嗨，我正在開發一個聊天應用程序。我有一個Recyclerview來顯示可用的用戶。我使用的是綁定的服務，當過新用戶加入我的服務將推動細節receivedincommingchats方法在我MainFragment類。. 我想更新我的Recyclerview evry時間，我收到了receivedincommingchats方法的新用戶信息。我能夠從服務接收用戶信息。

WebAndroid 刷新或强制重画片段,android,android-fragments,Android,Android Fragments,我有一个扩展xml布局的片段。我的要求是在我的活动恢复时更新片段中所有视图的文本大小。

WebJun 14, 2024 · The method getActivity () is normally used in fragments to get the context of the activity in which they are inserted or inflated. getApplicationContext () Returns the context for the entire application (the process all the Activities are running inside of). red coach grill menuWebpublic Context getContext() { return getHost().getActivity(); Fill permissions to only ask If we do not call this method, * If not set or empty, the library will find all needed permissions to ask from manifest * You can call .request(permissions) after this method if you want to give permissions in a separate method */ public static RuntimePermission ... red coach grill yonkers nyWeb/**Begin a load with Glide that will be tied to the given {@link android.app.Fragment}'s lifecycle * and that uses the given {@link android.app.Fragment}'s default options. * * @param fragment The fragment to use. * @return A RequestManager for the given Fragment that can be used to start a load. * @deprecated Prefer support Fragments and … red coach gainesville to miami scheduleWebСтолкнулся с этой проблемой при компиляции программы на реальном устройстве 6.0.1 На 5.1 (тоже реальное устройство)все работает превосходно, а на 6.0.1 карта просто не отображается. knight ultralight muzzleloaderWebMay 11, 2024 · Context Best Practices: getContext () and getApplicationContext () are sufficient for passing a context argument. If they are not accessible immediately you can use getActivity ().getApplicationContext () chaining to pass appropriate context argument. This means you can use this to create Toasts, AlertDialogs, Intents, Fragments and other view ... knight under heart 37WebOct 18, 2024 · 试图在getActivity()上调用虚拟方法'java.lang.String android.content.Context.getPackageName() 'android.content.pm.ApplicationInfo … knight under heart 12WebJul 22, 2016 · getActivity () only works in fragments. A view will have activity Context. So get Context from the view. Change. startActivity (new Intent (getActivity (), TicketDetails.class)); to. Context context = view.getContext (); context.startActivity (new Intent (context, TicketDetails.class)); Share. knight under heart scan english