Android clear current activity from stack. I have tried to use following flags when starting the Activity B. intent. Sorted by: 735. e 1. flags = Intent. However this activity can be accessed using 4 different flow. Feb 10, 2010 · 13. getActiveActivity() - that will give you a current visible Activity (or null when no activity is visible). One action in an email app, for example, maybe to display a list of fresh messages. public static List<String> activity_history_list; and in every onStart() of every activity you create (for example MainActivity) In your ListCarsActivity, on clicking the floatingButton, you are starting a new activity AddCarActivity. addNextIntent(new Intent(this, AActivity. The idea is by specifying FLAG_ACTIVITY_NO_HISTORY for B, you're telling Android not to keep track of that activity. you can set some boolean Flag variable to true when user do that something in that activity and then override onBackPressed() and in onBackPressed() check for this flag if true the call System. And this is on my button click. Once done, on clicking the button "Add Car", you can rather do your save/post logic and close ( finish()) this ( AddCarActivity ). Than you can call app. Mar 30, 2023 · To prevent this we have to clear the activity history stack of an android application. Intent intent = new Intent(this, YourActivity. FLAG_ACTIVITY_CLEAR_TOP | Intent. Process. Oct 24, 2012 · Sorted by: 8. When doing a job, users engage with a task, which is a set of actions. Pierre Criulanscy. If your intent is sent to your activity with an action (with setAction), just do the following when you receive the intent, to avoid multiple handling of this intent when screen rotates : Intent i = getIntent(); i. If the resultCode is RESULT_OK then the user entered his username and you can start the main Activity and call finish(). FLAG_ACTIVITY_NEW_TASK) when starting your Specific Activity. Aug 12, 2014 · And finally there is a last Activity named as "Activity C" which gets started from "Activity B" without finishing "Activity B". How I did this is in activity B before calling startActivity calling finish (): finish (); startActivity (new Intent (this, NextActivity. So after Intent you can call finish() method to destroy that activity. in one of your activities. Feb 15, 2011 · And in your code there is no need to call . – BDRSuite Oct 27, 2014 at 21:14 Dec 22, 2012 · There are three solution for clear activity history. finishAffinity() - Official Doc First First Line-> Finish this activity as well as all activities immediately below it in the current task that have the same affinity, means it will clear current task not all the task; finishAndRemoveTask - Official Doc-> not available below 21; System. java. clear(); editor. getSimpleName() In API level 11 or greater, use FLAG_ACTIVITY_CLEAR_TASK and FLAG_ACTIVITY_NEW_TASK flag on Intent to clear all the activity stack. OkActivity. Or clear activities stack when 1 is opened. What is happening when app is exited from ActivityA, the ActivityB appears for a second and then app exits. SharedPreferences. You can always access it like LoadingScreen. Jun 9, 2010 · I've tried opening the Login activity by setting its Intent flags to FLAG_ACTIVITY_CLEAR_TOP which seems to do as is outlined in the documentation, but does not achieve my goal of placing the Login activity at the bottom of the history stack, and preventing the user from navigating back to previously-seen logged-in activities. Mar 30, 2012 · final Intent explicitIntent = new Intent(this, E. 1. In API level 11 a new Intent Flag was added just for this: Intent. When the user picks a message, a new activity appears in May 27, 2020 · this code i applied fcm service class. addNextIntent(new Intent(this, FActivity. FLAG_ACTIVITY_CLEAR_TOP); startActivity(intent); Remember that this flag clears just Intermediate Activities , for example if you have A,B,C in your Back Stack then going from C Activity to D finishAffinity() will Finish this activity as well as all activities immediately below it in the current task that have the same affinity. As getRunningTasks(. Ideally once the user is in Activity C, back press should just exit the screen I have used all combinations of the intent flags, but it is not helping. 2) Write android:noHistory="true" in all <activity> tag in Androidmanifest. And if you're feeling real fun today, add. A->B Activity A starts the Activity B . commit(); But In my FirstActivity there is some EditText on which I am opening new activity and searching some contents. Step #4: Have the activity display the dialog upon receipt of the message. create(this) . answered Mar 10, 2021 at 12:13. Are there any advantages to one over the other if your target API level is above 16? 1) Finish Affinity. FLAG_ACTIVITY_NEW_TASK or Intent. All you need to do is add this to all of your <activity> definitions in the manifest (except the root activity): android:noHistory="true". FLAG_ACTIVITY Dec 3, 2012 · A very simple way to achieve Activity History is with classes name. Could anyone please help me. in new Activity check for from which Activity user is coming before calling Activity. Just to clarify, use this: Java. I am using a simple NavHostFragment. You don't need any of this custom code in onBackPressed(). FLAG_ACTIVITY_CLEAR_TASK. May 22, 2013 · To Close Previous Activities ,you should start New Activity with startActivityForResult and then before finishing the current Activity with finish () call , setResult (value) for previous Activity ,the previous Activity will then get a callback where you can call finish () for the previous Activity. Here is one solution to clear all your application's activities when you use the logout button. Then, the user reopen the app and 1 is opened. homeFragment) to navigate. My case is going from A -> B -> C, but in C's onBackPressed () we should go back to A. I just want to leave the application on back pressed on Activity A. FLAG_ACTIVITY_CLEAR_TOP); explicitIntent. If the current activity is the first activity in your application and the application was launched from the home screen it should (I assume) return null. application starts with DummyRoot (A): back stack is {DummyRoot, A} from A, I navigate to B : back stack is {DummyRoot, A,B} from the options menu, I start DummyRoot (C) : back stack is {DummyRoot, C} Apr 1, 2015 · android:noHistory="true" on A. Intent intent = new Intent(this, NextActivity. Intent i = new Intent(context, AActivity. setAction(null); setIntent(i); answered Jan 30, 2013 at 13:01. e changing the background image of that button and assigning values to strings in that activities. FLAG_ACTIVITY_CLEAR_TOP); Aug 14, 2013 · 5. 8,616 3 25 38. So, this is exact same behavior, when system needs to allocate resources but it has no free RAM, and therefore it starts killing processes for gaining memory. But the issue is, the activity is still in the memory (when home button is pressed). If I press exit button here i don't want to navigate to main activity but I want to clear all my stack and i want to navigate to android home and i want to start from splash when ever i opened the app again. - Activity C will finished / removing from stack. It looks like all you want to do though is retrieve the calling activity: getCallingActivity(). See full list on developer. FLAG_ACTIVITY_CLEAR_TASK); Kotlin. com Aug 13, 2010 · 14 Answers. define activity_history_list in your mainActivity. FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS it shouldn't show up in the list of recent tasks. FLAG_ACTIVITY_NO_HISTORY in your code to remove the activity from the history stack. Target (11 <= API < 16) Intent intent = new Intent(this, LoginActivity. addParentStack(AActivity. Otherwise, this might help: Clearing the full Android activity stack on older SDKs (that lack FLAG_ACTIVITY_CLEAR_TASK) Another approach, would be for you to finish the Oct 8, 2012 · Use FLAG_ACTIVITY_CLEAR_TOP this shall solve your problem. class); explicitIntent. If you want to clear your current Activity stack and launch a new Activity (for example, logging out of the app and launching a log in Activity), there appears to be two approaches. exit(0); . Lets say there are 2 activities Activity A and Activity B. In this your activities will be removed from the stack. Activity launchMode, Exclude an activity from back-stack history, Android Activity LifeCycle Explained, End Application with exclude from Recents, Presenting UI with setContentView, Clear your current Activity stack and launch a new Activity, Up Navigation for Activities Jul 21, 2017 · I am trying to implement block functionality in my app. Feb 11, 2014 · 2. android:noHistory="true" in AndroidManifest. Because the root activity is launched with Intent. Aug 18, 2016 · 5. startActivity (), this flag will cause the launched activity to be brought to the front of its task's history stack if it is already running. class); i. You can also browse related questions and answers about how to exit, restart, or reset an android app programmatically. Jul 23, 2016 · For example:A start B, B start C, A and C belongs to 'Hello'-stack, and B belongs to 'World'-stack, when user press back button in Activity C, it will return to A. Step #2: Have the service call startActivity() on a dialog-themed activity. . class); intent. os. Check this one. But still, the only two ways to get to A is either via the back button or via explicitly starting the activity from another. FLAG_ACTIVITY_NEW_TASK); May 27, 2017 · Ouch, i misread that you want to clear the history when getting back to A using the back button. Given A -> B, if I call activity F, it becomes A -> F clearing B. class); DtoB . Implementation. Target (API >= 16) Calling finishAffinity() from an Activity. To do this, use: Intent intent = new Intent(context, classToBeStarted. Say user is in 3 and press home button, then the app is closed. myPid()); its kill my activity and i used android:excludeFromRecents="true" for remove from recent activity . Once you leave B it will be Jul 3, 2018 · In first Activity implement onActivityResult() as follows: If the resultCode is RESULT_CANCELED then the user has clicked the BACK key, so you don't need to do anything. id. FLAG_ACTIVITY_CLEAR_TASK | Intent. I want to close the app when home button is pressed. Based on the documentation, it seems the best way would be to start the activity using Activity. To remove all reference and associated files of the FooActivity, I would press Control+Z just after the Activity creation,It'll then ask you to confirm the action. Save this answer. xml file, using this if you are open new activity and you don't write finish () at that time previous activity is always finished, after write Mar 1, 2018 · You can do this using TaskStackBuilder. Feb 9, 2015 · This will clear the stack back to your root activity (the one with ACTION=MAIN and CATEGORY=LAUNCHER) and then the root activity will exit. Hopefully this helps. Hello i got stucked and have no idea how to solve my problem. ) has been deprecated or if you don't want to add special permissions to your app here is an alternative solution if all activities are yours: you can mark an identifier (not the activity itself is it may be in need to be garbage collected) in a singleton Stack, LinkedList or LinkedHashSet: in onPause() add the identifier to the stack and remove it in onResume(). FLAG_ACTIVITY_NEW_TASK and Intent. g. Just do startActivity (i); There is also no need to keep a instance of your current activity in a separate field. Instead, just Activity D is deleted from the Nov 18, 2015 · I have list of activities stack as a form but once the form finished I wanted to clear all the stack apart from the first activity but display a new activity so when clicking back on new activity will go back to the first activity. please any one help me May 27, 2013 · 15. From the Android documentation:. Drew. startActivities(); Dec 21, 2010 · Yes, you will go back to activity A because A is in the history stack. By doing so, I would get. addFlags(Intent. In the BroadcastReceiver method onReceive() you can clear the cache in the WebView. FLAG_ACTIVITY_CLEAR_TOP); startActivity(newIntent); finish(); This should clear your entire stack above login. Mar 6, 2014 · The documentation for FLAG_ACTIVITY_CLEAR_TOP says: If set, and the activity being launched is already running in the current task, then instead of launching a new instance of that activity, all of the other activities on top of it will be closed and this Intent will be delivered to the (now on top) old activity as a new Intent. Follow this answer to receive notifications. just use an String flag in which u can store current activity name and send it with intent when you are starting new Activity. doSomething() instead of private LoadingScreen loadingScreen; answered Feb 15, 2011 at 7:19. How can I do that? Can I clear the backstack without destroying the Oct 1, 2016 · When the call is disconnected, I finish the activity. addFlags(Intent. You can get the name of the Activity by calling activeActivity. Apr 27, 2016 · 1 Answer. If you found that value then finish the activity and send result to its parent activity except for activity A. May 12, 2011 · Android implements an Activity stack, I suggest you read about it here. startActivity as per usual, and then call Activity. Using FLAG_ACTIVITY_CLEAR_TOP will destroy Activity B, which I do not want as the user should find the activity where he left it (e. this function call time login activity (new activity) corrctly open but latest android devices previous Activity not removed in heap space. FLAG_ACTIVITY_CLEAR_TASK); Finally, you can finish all activities under the current one in the task stack with the same affinity by calling: finishAffinity() Apr 27, 2010 · 4. finish() or on backpressed if user is inside E Activity then finish E Activity on back press , if user is inside activity D then on backpressed Sep 9, 2020 · User presses back button in ActivityC and then in ActivityB and reaches to ActivityA. xml. Show activity on this post. - Activity A will be finished / removing from stack. You can destroy your activity when you call the next activity. and if there will be another activity C from B ? If you tell android FLAG_ACTIVITY_NO_HISTORY for B, from C you'll go back to A. Current Code : Apr 28, 2017 · 2. Jun 13, 2011 · When the user wishes to exit all open activities, they should press a button which loads the first Activity that runs when your application starts, clear all the other activities, then have the last remaining activity finish. public void clearMyPrefrences() {. From my fragment I can start 2 diffrent activities (lets call it activity1 and activity2). Adding "taskAffinity" and "excludeFromRecents" in the activity tag in the manifest along with the flag "FLAG_ACTIVITY_NEW_TASK" in intent as saranya suggested did the trick for me. So i have an app where i have a fragment. class); // with all flags you want. This will help you to create back stack. Source: Android: Clear the back stack. Dec 5, 2012 · @alberking : i understand u dear. setFlags(Intent. class); startActivity(i); // destroying your current activity. Intent i = new Intent(this, YourAccountActivity. Jan 2, 2013 · Try this, Add android:launchMode="singleTop" to the your Specific Activity that wanted to clear all the stacked activity. answered May 22, 2013 at 8:57. in onReceiveMethod of every activity (may be selected )just call finish (). I tried: Intent. Editor editor = preference. class. android. i. Currently, I am setting FLAG_ACTIVITY_CLEAR_TOP when launching A's intent from E. launch. class); startActivityForResult(myIntent, 0); When you want to close the entire app, do this: May 31, 2011 · I ported my Android app to honeycomb and I did a big refactor in order to use fragments. ,Bn start C. You might also need to launch B/C with these Flags: intent. – . findNavController(Fragment). The problem is, when the user had visited A and then gone to intermediate activities and revisited A before going to E, there are still activities on the stack. Sorted by: Reset to default. Apr 6, 2018 · I created one method to use for all activities. so I use android. I want that activity to not be in the memory. So currently all of the three activities are is stack. Now, Every screen or Activity has an option called Logout, If the user is on "Activity A", I am just finishing the Activity and Opening Login Activity. 3. Note1:B means a lot of activities , not just one activity, like A start B1,B1 start B2, B2 start B3. This answer is not useful. App quits. May 26, 2012 · How can I get it - use the one on the stack? How can I clear the whole activity stack, so back button will actually exit from the application instead of getting back to the previous activity? Step #3: Have each activity be set up to listen for that message when it is in the foreground. The back stack is cleared of the activity "B" and "C" and You get a clean start from activity "A" Remember this will close and destroy your activity D from the memory even if you do not call finish() explicitly in "D" Jun 13, 2013 · @Crusader-I am in 10th screen in my application. It'll be removed from stack as well. FLAG_ACTIVITY_CLEAR_TASK) and also tried with addFlags(Intent. addNextIntent(new Intent(this, EActivity. startActivity(intent); It's also possible to use the flags FLAG_ACTIVITY_NEW_TASK along with FLAG_ACTIVITY_CLEAR_TASK if you want to clear all Activities on the back stack: Intent intent = new Intent(getApplicationContext(), LoginActivity. Join the discussion and share your knowledge on Stack Overflow. To simulate that you can perform this command: Mar 1, 2011 · I've done qui a bit of reading and searching on SO, but can't find a way to clear the current activity stack. I also tried using android:launchMode="singleTop" for the Login Mar 10, 2021 · In ActivityA register a BroadcastReceiver that has an IntentFilter listening for ACTION="clear-cache". maybe you are looking for other flags like: intent. FLAG_ACTIVITY_CLEAR_TOP searches for a allready created instance of the Activity in the stack and closes all Activities down to this one. 2. Intent. Jan 22, 2010 · I need to replace the current activity with a new one. edit(); editor. and thanks for your above suggestion. In Activity D use this code to launch Activity F. java,2. java,5. Aug 3, 2016 · So now, activity E should clear the activity stack in some way. In ActivityA when user clicks a button, app is closed by clearing the backstack and try to restart the ActivityA by finishing it. edited Jan 7, 2016 at 13:41. android:name=". setFlag(Intent. In your service call getApplication() and cast it to your app class name (App in this case). This ensures that none of your activities (expect the root activity) is recorded in the back stack. Doing this will prevent you from relaunching the same activity ( ListCarsActivity) again. If you are using API level 11 or higher you can simply add the FLAG_ACTIVITY_CLEAR_TASK on your intent, which will clear all the other activities in your task. java,4. In this article we will take a look on How to clear the back stack in Android. When I select I actually came here to look for how to remove a specific activity from the stack, but didn't find the answer. Just do this to clear all previous activity in a task: finishAffinity() // if you are in fragment use activity. FLAG_ACTIVITY_CLEAR_TOP) and intent. FLAG_ACTIVITY_NEW_TASK) addFlags(Intent. This will remove the first Activity from the stack. Nov 7, 2010 · If you want to learn how to clear the intent of an android app, you can find the answer on Stack Overflow, the largest online community for programmers. Jun 9, 2011 · I'm porting an iPhone app to Android and I can't seem to find a means to pop each activity on the stack except the root activity. Aug 26, 2013 · It will delete all activities from stack either asynctask run or not in the application. I have used intents to move from one activity to another. Dec 10, 2021 · If the activity doesn’t exist, it will be created at the start of the task (the task taskAffinity defined, otherwise the default task). FLAG_ACTIVITY_CLEAR_TOP); Sep 15, 2017 · I need to run an activity but clear all backstack, even an activity I run a new one. App lifecycle is 1 > 2 > 3. But if you use the mentioned flag when starting the A activity from B or C, then the history gets cleared. We will be creating a simple application in which we will be creating two activities. Further you can visit this for more help: On logout, clear Activity history stack, preventing "back Jul 10, 2012 · So, now instead of extending Activity class for your activities, just extend MyBaseActivity. finish(); If you don't want to put this activity in the stack, you can also use. But I already launched the MainActivity. Now when you press the "remove button" in activity "D" just start the activity as usual as you do. FLAG_ACTIVITY_NO_HISTORY Feb 11, 2017 · App starts with A, then goes to B and then to Home page. FLAG_ACTIVITY_CLEAR_TASK); But, this started a new task and so even when I used to close my app and go to the phone's gallery app, it would show A instead of the photo on that app, when you pressed back, then you could see the actual Jun 29, 2015 · I have created an android app with 5 activities . FLAG_ACTIVITY_CLEAR_TOP); then start your Activity : startActivity(intent) More Information on : Task and BackStack. If the user leaves a task for a long time, the system clears the task of all activities except the root activity. Add flag FLAG_ACTIVITY_CLEAR_TOP to your intent to clear your other Activities form Back stack when you are starting your E Activity like : intent. class) . Sep 27, 2012 · 2. e. 32. Edit: Clarification Structure would be like, A (launch) Oct 28, 2014 · set your login activity android:noHistory="true" in the Android Manifest file or add the flag Intent. I only want it to be removes in particular case that Sep 6, 2013 · FLAG_ACTIVITY_CLEAR_TOP FLAG_ACTIVITY_SINGLE_TOP FLAG_ACTIVITY_CLEAR_TASK FLAG_ACTIVITY_NEW_TASK which ensures that if an instance is already running and is not top then anything on top of it will be cleared and it will be used, instead of starting a new instance (this useful once you've gone Activity A -> Activity B and then you want to get back to A from B, but the extra flags shouldn't Sep 9, 2016 · Initially, I was opening Main Activity with this flag intent. It works fine when back is pressed. , not in the memory. and Splash also there. good effect in conjunction with FLAG_ACTIVITY_NEW_TASK: if used to start the root activity of a task, it will bring any Mar 10, 2015 · If I call finish() manually right after/before launching the MainActivity to clear all the stack, finish() will return the app to the previous activity on the stack. FLAG_ACTIVITY_CLEAR_TASK on the DBRestoreActivity, I would get the desired state: the DBRestoreActivity would start a new task (if one doesn't already exist) or clear the existing task state and add the activity to the My Context is:- I want disconnect socket connection when activity destroyed, I tried to finish() activity but it didn't work me, its keep connection live somewhere. getClass(). But if I again open the app from background, it starts with screen B. this. Nov 1, 2014 · 0. FLAG_ACTIVITY_CLEAR_TOP); // this will clear all the stack. Now, you can get your current activity from application or Activity context like that : Activity currentActivity = ((MyApp)context. finish () anymore. Aug 3, 2012 · actually Intent. If there is no instance of it in the stack it will clear nothing. I want to clear the HistoryStack once I have started my MainActivity that is inside its oncreate() method of Main. You could use the Intent flags to remove the earlier task. Intent intent = new Intent(this, Activity. Suppose, Activities A, B and C are in stack, and finishAffinity(); is called in Activity C, - Activity B will be finished / removing from stack. FLAG_ACTIVITY_NEW_TASK | Intent. class)) . Add this code on your onBackPressed() method, > This launch mode can also be used to. I have defined few operations on buttons i. Use finish() method to destroy your login activity after intent. 1) You can write finish() at the time of start new activity through intent. edited May 23, 2017 at 12:24. class); startActivity(intent); finish(); When you use this it does not go to previous activity instead it finishes the activity. Use Case: When a user is blocked the back stack needs to be cleared and the user should be redirected to the screen that started the flow. Looking at my app's structure, the best clearing method revolves around clearing whatever is the second activity on the stack (assuming A is always the first/bottom activity on the stack). This isn't quite what you're asking, but it might help. scrolling position; unless android destroyed it for memory reasons). Like whats app call behavior that don't keep activity in the memory when the app was killed i. But I want to delete activities A and B when it reaches Home activity, so that when back is pressed app exits. exit(0) - not working Aug 10, 2016 · Start every activity with startActivityForResult and send a value from activity D. A is the first activity launched by the app. Due to some issues I can't use android:noHistory="true" because it creates problem for my gPlus signing in, also can't use finish() FLAG_ACTIVITY_NO_HISTORY for similar reasons. FLAG_ACTIVITY_REORDER_TO_FRONT); Mar 27, 2017 · 1. Feb 12, 2015 · use a saved preference boolean value at activity B and check if boolean is true or false if boolean is having yours desired value than finish and at last activity D use Intent DtoB = new Intent(this,B. Simple, set an onclick on your logout button and then add this to your intent: newIntent. So everything gets messed. In my previous version, when I pressed the Home button I used to do a ACTIVITY_CLEAR_TOP in order to reset the back stack. Make a custom Broadcast receiver and register it in every activity which can be fired on event of your choice. activity". Therefore I believe FLAG_ACTIVITY_NO_HISTORY would not work. I made a quick painting to make it easier to Mar 19, 2012 · I can give this DummyRoot activity the FLAG_ACTIVITY_CLEAR_TOP. Step #1: Have the thread be managed by a service. finishAffinity() Intent intent = new Intent(this, DestActivity. The activities are stacked in the order in which they are opened in a stack called the back stack. Every time you start an Activity, start it like this: Intent myIntent = new Intent(getBaseContext(), YourNewActivity. In ActivityB, to clear the cache, send a local broadcast Intent with ACTION="clear-cache". Note2:I need Bs remain in stack until C has been launched , when May 25, 2018 · Example: I am in the loginFragment and I want this fragment to be cleared from the stack when I navigate to the home fragment so that the user will not be returned back to the loginFragment when he presses the back button. If set, and the activity being launched is already running in the current task, then instead of launching a new instance of that activity, all of the other activities on top of it will be closed and this Intent will be delivered to the (now on top) old activity as a new Intent. From SIP service I call it like this. When the user clicks the BACK key, it will 19. That is, I want to start a new activity and remove the current activity from the task stack. Check the value in onActivityResult method of activity B and C. e. FLAG_ACTIVITY_NEW_TASK); this. edited Aug 14, 2013 at 7:22. Feb 12, 2015 · OptionsActivity. Jul 6, 2021 · I launched next activity with these flags to clear the backstack. android:taskAffinity=". Add android:clearTaskOnLaunch="true" and android:launchMode="singleTask" in your HomeActivity manifest tag. Now my app is just a single Activity with multiple fragments, so when I press the Home button I just replace one of the fragments FLAG_ACTIVITY_CLEAR_TOP clears your Activity stack , you can use the code below: Intent intent = new Intent(this, Activity. class); // Closing all the Activities, clear the back stack. TaskStackBuilder. There is only one activity that allows the user to block others. However, there are cases such as calling F from A -> B -> C. navigate(R. killProcess(android. NOTE: This will only work if your root activity stays in the activity I have a situation need to clear all back stacks if user does something in current activity so when back button pressed application should close. startActivity(explicitIntent); However, Activity E (which was not running before) does not become the root of the back stack. class); Apr 27, 2011 · Use finishAffinity() to clear all backstack with existing one. If you want for all API levels. So that all the references and associated files would get deleted without any trouble. FLAG_ACTIVITY_CLEAR_TASK); startActivity(intent); This flag will cause any existing task that would be associated with the activity to be cleared before the Jan 6, 2015 · I want to clear the back stack within an Activity but not by startActivity() and using FLAG. startActivity(intent) answered May 24, 2019 at 10:41. I want to Nov 3, 2015 · In Android, if you want to clear your current Activity stack and launch a new Activity (for example, logging out of the app and launching a log in Activity), there appears to be two approaches. Sep 12, 2015 · I understand (although an Android newbie) that if we can set the Intent flags: Intent. FLAG_ACTIVITY_CLEAR_TOP. FLAG_ACTIVITY_NEW_TASK Intent. You can use the Intent flag FLAG_ACTIVITY_CLEAR_TOP to restart an activity from the stack and clear everything that was above it. Here is an example. Dec 17, 2013 · In my app, when I click on the home button, I wish to clear the activity stack if the home button is pressed. However, if back button is pressed, 3 is shown. finish immediately to close the current activity. Calling finishAffinity() from an Activity. FLAG_ACTIVITY_CLEAR_TOP); startActivity(DtoB ); – Jan 20, 2016 · However, the stack becomes too large after prolonged use of the app! I need to clear activities from the stack. On the click of EditText it will open SecondActivity. Then use intent. It should again resolve into A -> F. getCurrentActivity(); edited May 23, 2017 at 12:34. java,3. FLAG_ACTIVITY_REORDER_TO_FRONT : If set in an Intent passed to Context. when I launch an application from the application icon then the application main activity starts but there is some thing in the back stack like the launcher activity because when we touch the minimized app tab the launcher is visible . getApplicationContext()). Jul 31, 2015 · The issue is:-- From the activity C , if the user presses the back button, it diplays fragment 2, then fragment 1. Plan B: same visual result. This answer is useful. class)); Oct 17, 2014 · Here is the situation. activity Jun 16, 2021 · Task and Back Stack in Android. The context of my app is an activity started by a a background service / notification. xg ht sr tz ta lm yi lg or zk