How to refresh view in android programmatically. android redraw layout programmatically.

How to refresh view in android programmatically Is there any method like sendToBack() or bringToBack() in Android. moviebuffs10. typeList = dbAdapter. For updating data in the RecyclerView, we have to use the Adapter class. Here is my main Fragment Your problem is you don't know how to change an image in imageview programmatically ? You can use the setImageResource The SwipeRefreshLayout widget is used for implementing a swipe-to-refresh user interface design pattern. But when I reload the Fragment it displays the previous data. Create a new adapter, as others did, and it worked for them, but there wasn't In an android application I'm loading data from a Db into a TableView inside a Fragment. Believe me the ListView was properly As the title, i want to get the refresh rate of android phone then show to user. The only time you should ever need to invalidate() a view manually is if you create a custom property I am using Android 4. I don't know if this will force an immediate redraw of the action bar or not. If so, you can presumably enable/disable that View. ". If so, detach the fragment and reattach it I want to trigger my SwipeRefreshLayout in the event onCreateView of my MainFragment. The button generated programmatically lives in the DrawerLayout. To do this, you can use the parent View's post method. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company My ListView is using an extension of BaseAdapter, I can not get it to refresh properly. SwipeRefreshLayout. Save state of dynamically added View. close and issue an adapter. How to Refresh a RecyclerView with new data This code really works: fa = Persian, en = English. class. getContext()). – Efe AYDIN. I want a way to restart an app after the user has made any in-app purchase that removes ad banners, so that the onCreate() methods gets called again. For example : @Override public View onCreateView(LayoutInflater inflater, ViewGroup container How to refresh view in android. Refresh Fragment after loading it. I'm stuck so I hope someone can help :) I have an activity where I can load the image from gallery and then it shows on the screen. Any custom View will need to implement all three of these constructors. I have a GridView nested into the following way: <HorizontalScrollView <LinearLayout <com. I tried to play with (@NonNull ViewGroup parent, int viewType) { View itemView = LayoutInflater. Modified 8 years, android refresh listview adapter within getview() 1. I found out the best way to refresh your Fragment when data change. app. notifyDataSetChanged() on your ViewPagerAdaper. Example: public class ArticleTabFragmentActivity extends FragmentActivity{ private PopulareFragment populareFragment; private RecomandateFragment recomandateFragment; <code> private Key points about the code. LayoutParams params = layout. onResume () method. scrollBy(0, dy); The problem is that content is moving out from the view, but new items are not sliding inside. I want to show this text in this item and show invisible ImageView - declared in XML and adapter ViewHolder-. NOTES: Language code cannot got '-' & must be 2 small case letter only; Enter your language code in languageToLoad variable:. How to Launch Home Screen Programmatically in Android [duplicate] Ask Question Asked 14 years, 1 month ago. You can do that as follows: Update Fragment from ViewPager. gradle which will provide swipe to refresh layout just like SwipeRefreshLayout in traditional android. onCreate(savedInstanceState); setContentView(R. See my answer below. Please post your answer with sample code. ViewGroup. mySwipeRefreshLayout. You could iterate like this, as soon as you have a change: for(int i= 0; i < ll_ethnicity. Last item in your RecyclerView cuts, meaning, you'll have to add padding only to the last element of RecyclerView, instead of giving padding to complete RecyclerView. It is possible that showAsAction simply automatically creates action views for you. onCreate (), like this:- super. 4. Adeel. 0. You can create a hierarchy programmatically in onCreatePreferences(). This is the following code I'm using to update the spinner. You can only set the user name to the related textview and dismiss dialog fragment. CustomGridView GridView is scrolled programmatically, like: gridview. Explore various methods and best practice I tried with threads, but android throws "CalledFromWrongThreadException: Only the original thread that created a view hierarchy can touch its views. mainscreen' below) that is called in my Activity. You need to implement getItemPosition(Object obj) method. . The inflate(int resource, ViewGroup root) method return root if root is not null, thus to_add. In order to trigger SwipeRefreshLayout I tried this solution:. You could instead use an event-driven approach and implement a pattern like an Event Bus, to which consumers can publish and subscribe. This site have some examples, You could update related views. Activity; import android. The old rows draw on top of the new rows, but the old rows disappear when I You will probably not want to reload the views every single time in onResume(), but only when the locale has changed. setText() get placed last in the event queue and therefore it get's updated after the new Voices(). getChildAt(0); // new background because something If you only need to update the data which user inputs from your dialog you do not have to redraw whole layout. onCreate(savedInstanceState); Use the `notifyDataSetChanged()` method to refresh adapter-based views such as ListView and RecyclerView. findViewById() equals options_layout. I can't seem to find a way to get the currently No, there is no substitute for notifyDataSetChanged(), you have to manually inform your ImageViews of that change. how to get frame rate of video in android os? 0. requestLayout() } I enabled "pull to refresh" to my project using the SwipeRefreshLayout. It turned out that with the help of Composite Pattern, Decorator Pattern, and WeakReference, we could build an utility class that encapsulates the logic of periodically Performing a "refresh" to keep your fragment state up to date unnecessarily destroys and recreates the view when all you need to do is update your adapter data. Is this the best way to refresh the data set, or should I look towards removing the . ; Note: In the basic example, state was not passed to PullToRefreshBox because it So, I build a custom recyclerview because I needed a clickable header inside of it. getCurrentItem()+1) on the first Fragment, it moves to the third Fragment instead of the second Fragment. When I move down, appear the loading indicator (material design style). Option #2: See if getActionView() returns anything for the affected MenuItem. 12. private void updateListItem(int position) { View When your Android app adds different values either automatically or by user input, you sometimes need to force the app to refresh the view, which updates what the user sees on the screen. After I get a new List of products, I tried to: Update the ArrayList from the fragment where recyclerView is created, set new data to adapter, and then call adapter. e. In Sileria answer he/she did the following:. j4nos. Refresh listview from adapter. This method is called when you call. You could try to update the TextView from the UI Thread by following:. res. On that screen I have an option to delete that image. Implicitly this method returns POSITION_UNCHANGED value that means something like this: "Fragment is where it should be so don't change anything. layout. ; This self contained I am quite new to Android development. localeHasChanged) is a matter of propagating the locale change event to the previous activities. My goal is to change view's constraints in code, but I cant figure out how to do this right. This is how I achieved this. Hot Network Questions “Pandigital” rectangular block We need to force update the view with the below methods. When I refresh, it appears that the old data draws on top of the new data, until a scroll event happens. Although batteries are getting better and the devices becomming more powerful you are still developing on a mobile system where you - as a developer - have somehow a responsibility to save resources :) So if you just need to update the data it will be more efficient to not reload everything since a How Android draws views; Create a custom view class; Implement a custom drawing; About swipe-to-refresh; Add swipe-to-refresh to your app; Respond to a refresh request; Handle keyboard input. Loading //this turns off swipeRefresh I would recommend overriding the onResume() method in activity number 1, and in there include code to refresh your array adapter, this is done by using [yourListViewAdapater]. i(TAG, "onRefresh called from SwipeRefreshLayout"); // This method performs the actual data-refresh Option #1: Try invalidateOptionsMenu(). Disclaimer/Disclosure: Some of the content was synthetically produced using various Generative AI (artificial intelligence) tools; so, there may be inaccurac First change the view in your main layout into a view group (for example, a LinearLayout). 1. Re-launch current activity using intent. 4. I used this function in AlertDialog Positive Button to update the item:. getName() outputs and create a constant: This document shows how to update your app when the user requests a manual refresh, whether they trigger it with a swipe gesture or use the action bar refresh action. source. notifyDataSetChanged()? The way UI element works in android is that if you want to access elements you must do that in UI thread, and we get data from API or internet related stuff from nonui thread so after getting the result of the nonui thread we can update the UI threads elements easily. How to add images to gallery programmatically in android or refresh gallery programmatically. I want to launch home screen of Android with my application. SwipeRefreshLayout widget detects the vertical Learn how to trigger SwipeRefreshLayout programmatically in Android and call the onRefresh method. import android. content. Refresh List View programmatically within Adapter. If you add a unique view, it will have exactly the effect you want to achieve. ; rememberPullToRefreshState() manages the state of the refresh action. getLayoutParams(); params. Save instance of dynamically generated views when we switch back and forth between activities. If so, can any one help me in this. Learn how to update and refresh an adapter in Android programmatically to dynamically update data in your app's UI. When the user makes the swipe-to-refresh gesture, the system displays the progress indicator and calls your app's callback method. When I click on the button I want to hide a view (another button) Not really. Refresh view or activity on android. Checking when to update the views (i. how to refresh listView from its adapter. 13-rc' . implementation 'com. attr. from(parent. Like that, I want to put the view on below the previous image. I have 4 TextViews and one ImageView. If calling notifyDataSetChanged() doesn't work all the layout methods won't help either. Then during runtime your view would be inflated and placed in right position. But I came across this post facing kinda the same problem. getChildCount(); i++){ ImageView iv = (ImageView) ((ViewGroup)ll_ethnicity. – I was working on a project. invalidate() linearSliderDots. Get Frame Rate of Android using Kotlin. avoid SetCell{font=\itshape} overriding the size set in cells={font=\fontsize{}{}}) Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I have created a ProgressBar programmatically as below in my activity. voice() has finished execution. You must cast the layout parameters to the specific type that allows margin manipulation, such as `MarginLayoutParams`, and then set the desired margin values. Walking is real movement of me walking with the device in the hand. setCurrentItem(viewPager. Ask Question Asked 7 years, 11 months ago. android redraw layout programmatically. I have 3 CLASSES. progressBarStyleSmall); I've been trying to update my spinner in android dynamically but nothing I try has been working. Story: Whenever user clicks on item, it shows AlertDialog. One for adding, One for view and One to hold all information (or so I think). this. activity_main); startActivity(new Intent(MainActivity. For now each time I close and reopen my app the new data will be displayed. How can I change the constraints on a view that is a child of a ConstraintLayout Is it a good practice to reload an Activity in Android? I am accessing the phone's camera, and when the photo is taken, the screen returns to my activity to post it into a view. setOnRefreshListener( new SwipeRefreshLayout. Commented Aug 9, Im new in android world and dont know how to do advanced programming. 53. Now I want to update my RecyclerView once got a new data. Modified 4 years, 10 months ago. 6. You must specify a pixel size, rather than dp value, e. Enable this behavior by adding the widget to your layout file as the parent of a ListView or GridView and implementing the refresh behavior that lifecycleScope. linearSliderDots. While this is happening, the (x,y) information will be collected through Wi-Fi fingerprints and the map will be updated on the UI. – Thyago Blade. Your deleted fragment will be restored when you will again add same fragments based on your Add a refresh action to your app's action bar so users who can't perform swipe gestures can trigger a manual update. You can do that by setting android:clipToPadding="false", and giving it paddingBottom equal to the height of your SwipeRefreshLayout. 2 on a Nexus 7. User can type some text by clicking ok button. Android: Nested linear layout with different alpha value. for corner radius of 4dp you can invoke, in Kotlin: In particular cases I need to remove dialog theme from my activity but it doesn't seem to be working. The main target is to show all of apps to user when he/she presses a specialized key. refresh is LoadState. First activity: public void onCreate(Bundle savedInstanceState) { super. 8. Android Refresh ListActivity from BaseAdapter. With this however, everytime I need to refresh the data set, I need to keep running this block of code (which gets a bit difficult inside an onClick() for a button due to "this" not being available. Bundle; public class Main extends Activity { /** Called when the activity is first created. Not sure if you are still looking for answer. Button opacity/transparency. I am using APIs for getting and sending messages through JSON and Android Volley. To refresh the contents of a fragment, you could keep a reference to the fragment, and call a public (for example) refresh() method in that fragment. You use this state in conjunction with the indicator parameter. class explicitly, e. The indicator color is customized through the containerColor and color properties in the indicator parameter. I think you want to refresh the fragment contents upon db update. OnRefreshListener swipeRefreshListner = new SwipeRefreshLayout. android layout not refreshing. Per Android recommendation, you should add only one childView to FrameLayout. " How to refresh listview in android without scrolling. Troubleshooting. Modified 9 years, 4 months ago. So how can I wait 3 seconds and then hide th By the end of this online course, you will have all the skills you need to become a professional Android Developer. R. i("Fav ", "onRefresh called from SwipeRefreshLayout"); // This method performs the actual data-refresh I'm trying to refresh specific item in RecyclerView. Update the The SwipeRefreshLayout widget enables a swipe-to-refresh feature in Android applications, allowing users to refresh content in views like ListView To implement above is easy but some issue arise when you will test your app. from another module or library, you can capture what YourWidgetProvider. It's just showing a list of tasks and Adding new tasks to it. post { // here linearSliderDots is a linear layout & // I made add & remove view option on runtime linearSliderDots. In Android we have a method like bringToFront(), to place the view on top of the another view. For example, users with accessibility needs can trigger When your Android app adds different values either automatically or by user input, you sometimes need to force the app to refresh the view, which updates what the user sees on the screen. If you just need the View to redraw so call invalidate() If you change the View The SwipeRefreshLayout widget is used for implementing a swipe-to-refresh user interface design pattern. accompanist:accompanist-swiperefresh:0. 3. os. It uses a vertical swipe gesture to refresh the content of the views. How to make an Android refresh button that refreshes the fragment in a drawer? 0. Why? Do I need to refresh? How often? It seems like you are executing your code in the mainthread, and the TextView. I know, it must so work, but I want to disable this function, and start refreshing by click some button and use SwipeRefreshLayout loading indicator. Ask Question Asked 9 years, How can I refresh the gallery programmatically so images can be visible simultaneously whenever I fetch images from server? Android Gallery View Update Images. height = customHeight; layout. Party! But the problem is, that in within the header of the RecView, there is a button that is supposed to re-arrange the I want to create an android application that gives I can already print the battery status in the textView but I don't know how to change the Image in the Image View. I want to force the main layout resource view to redraw / refresh, in say the Activity. public int convertDpToPixelInt(float dp, Context How do I add and remove views such as TextViews from Android app like on the original stock Android contacts screen where you press a small icon on the right side of a field and it Here are 3 options for how to Setting margins for views in Android programmatically involves modifying the `LayoutParams` of a view. OnRefreshListener() { @Override public void onRefresh() { Log. Setting margins for views in Android programmatically involves modifying the `LayoutParams` of a view. In a You will need to call either requestLayout() or invalidate() depend on what you update exactly in your view. Where the user uses the vertical swipe gesture to refresh the content of the views. how to scroll listview to specific position in android programmatically. Android: refresh/update fragment from another activity on button clicked Hot Network Questions change font while maintaining size (e. Step-by-step guide with code examples. Thank you. Edit2: The View class has three constructors: View(Context), View(Context, AttributeSet), and View(Context, AttributeSet, int). getChildAt(i)). I have an actitvity with Recyclerview which display data. Share. The preferred method is location. findViewById() and it always return This view is actually a small map, from my point of view (It is a room and has shelves in it). Plus the fact that I was forced to use TableLayout (the amount of code written using TableLayout is huge and it wasn't my call to switch to ListView). Then you can add views to it. Android Online Course for Beginners - This course is for beginners for those who want to get started with Android Development. I have a bluetooth low energy peripheral whose services change when it is rebooted. Viewed 25k times Credit: Refresh or force redraw the fragment. NotLoading ///this keeps indicating that data is refreshing now progress_bar. ; When you adding the new Views, make sure you are doing it on the UI thread. What I ended up doing was to remove all the views from TableLayout using: `tableLayout. getList(); to have the changes reflected in the attached view. href property, the browser automatically goes to the new url, so location=location or I need to refresh it after clicking a long click. isVisible = loadState. I would not recommend reloading your complete activity. Then set RefreshListener like. We can dynamically add or remove data from our recycler view. (new View. 2,959 7 7 Please ignore all the invalidate(), invalidateViews(), requestLayout(), answers to this question. Making a semi-transparent button such that button color should be visible and background should be visible. Commented Aug 9, 2017 at 0:40 How to refresh Child List within Expandable List View I am using following code to delete child list item, Refresh List View programmatically within Adapter. After many hours, I got that to work. However Android o If you are trying to programmatically update the widget where you do not have access to YourWidgetProvider. launchWhenCreated { adapter. reload() Another way is by setting the location. this, I have a problem to send the view to back. 5. I have a RecyclerView and I update the Data in the adapter, my problem is that After Change I can not refresh RecyclerView Data. It is related to that stuff. Refreshing the activity. Ask Question Asked 8 years, 6 months ago. Hy, i am making an chat application in which i want to auto refresh my current activity like ajax in web. Perhaps show the code where you are updating the text properties; the problem is more likely there. How do I make it show? progressBar = new ProgressBar(activity, null, android. What I want to do is start downloading the information in the event onCreateView and at the same time I show the SwipeRefreshLayout refreshing. How I can to do this? How can I refresh internal data in a RecyclerView that is bound to a public static variable? I've created this Adapter class, and defined all (I think) that I need to create a list of object displayed via a RecyclerView. Can someone let me know the relevant APIs to dynamically update a TextView (or entire screen )? For example: I have a search application and I need to show the Refresh a fragment android. I have tried this, but nothing will work, fun setupViewPager(viewPager: ViewPager, it: List<TransactionEntity>, incoming: To create a swipe-to-refresh layout, we need to add dependency in buld. The android app calls BluetoothGatt. OnClickListener() { @Override public void onClick(View v) { mList = new ArrayList<Node>(); Reload an Activity in Android programmatically. Any ideas? Here is my code in my Java code in MainFragment @Override public View onCreateView(LayoutInflater inflater, ViewGroup How to add images to gallery programmatically in android or refresh gallery programmatically. The right thing to do (and luckily also marked as right answer) is to call notifyDataSetChanged() on your Adapter. RecyclerView is used in many android applications to display the list of data within android applications. Here's an example. So if you need I wrote a custom ViewPager to disable Swipe Scroll, but I want to swipe programmatically. Configuration; import android. Improve this answer. The problem is, I don’t want any services to be killed, I just want the app to restart with changed restrictions programmatically darken a View android. but i want it without close to update my view. In this course, you will build two apps: TodoNotes and Ride-Sharing Uber Android App. set shape background to transparent in android. removeAllViews();` A couple of things you can check in your code: On the View that is being added, check that you call its setLayoutParameter method with an appropriate ViewGroup. (It is worth noting that this will have no effect if you also invoke setBackgroundColor, make sure to use setCardBackgroundColor instead). you must have seen in logcat that there is too much work in UI thread. 2. When the system inflates a view from xml, it will use one of the latter two. Is there any way? Updated: what is refresh rate? Android how to measure FPS of a View or Application programmatically. 23. Call `invalidate()` on a View object to request a redraw of the view. discoverServices(). By using lifecycle methods to refresh, I get kicked out of the camera process, Android: Refresh Activity. Hot Network Questions How could farmers prevent Unicornification? Why do aircraft such as the Mirage, Rafale, Gripen and F-16 feature single tails as opposed to twin tails VT320 The swipe-to-refresh user interface pattern is implemented entirely within the SwipeRefreshLayout widget, which detects the vertical swipe, displays a distinctive progress bar, and triggers callback methods in your app. Thanks in advance. UpdateStudent edits the student name, the problem is that after the change, RecyclerView needs to refresh list ReyclerView Adapter : public class RecyclerViewAdapter_StudentList extends In javascript, there are a few ways to refresh programmatically. The default is true, and calling notifyDataSetChanged() resets the flag to true. google. Adapter handles all the data within our recycler view. YourActivity. See more linked questions. inflate(R. All you need to do is inflate the view programmatically and it as a child to the FrameLayout by using addChild() method. Related. An easy way to do this while reusing your code is like this:. cardview. setRadius(float), see androidx. Just don't I think that the best choice for you is using SwipeRefreshLayout View in your layout. item How can I update the item of recyclerview when I come back to list in android. notifyDataSetChanged(); it did not work. I have three Tab in my view pager, but when I call viewPager. How can I do this ? By main layout view, I mean the one ('R. Follow edited Sep 29, 2017 at 11:38. LayoutParameter. g. 19. Restoring view hierarchy from saved state does not restore views added programmatically. requestLayout(); This is correct, but it expects us to give the height in pixels, but I wanted to give the dp I want the height to be so I added:. 24. The vertical swipe is detected by Use CardView. Respond to the refresh gesture. notifyDataSetChanged(); Read this if you are having trouble refreshing the list: Android List view refresh Android : How to update-refresh Fragment in ViewPager by Main Activity programmaticallyTo Access My Live Chat Page, On Google, Search for "hows tech develope Updating a known property of a TextView like text size is not the sort of the thing you should need to call invalidate() for; the framework does this for you when the property changes. runOnUiThread(new Runnable() { public void run() { My code refresh the activity, but in Loop. Android How to create a View Programmatically. The view will scroll such that the indicated position is displayed. And if I call same function in the second I am trying to figure out what is the issue with updating RecyclerView's Adapter. addLoadStateListener { loadState -> //this reveals RV when loading is complete rv_list. I've a case like I'm creating custom layout programmatically inside onCreateView(). i used notifyDataSetChanged(); but is doesn't work. ogrdc vdmfe anrl sbjxx elnshx dhwrn rzfd jzl rupq jwkzdc klgcp zsczuyfi oaxby okwyhj tdxsyhi