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2014/10/16 ¤W¤È 08:12:19
android Programming Glossary: destroyedAndroid - what's the difference between the various methods to get a Context? http://stackoverflow.com/questions/1026973/android-whats-the-difference-between-the-various-methods-to-get-a-context is associated with the activity and could possibly be destroyed many times as the activity is destroyed during screen orientation.. could possibly be destroyed many times as the activity is destroyed during screen orientation changes and such. I couldn't find..
This Handler class should be static or leaks might occur: IncomingHandler http://stackoverflow.com/questions/11407943/this-handler-class-should-be-static-or-leaks-might-occur-incominghandler or Activity cannot be garbage collected even after being destroyed. This may lead to memory leaks for some time at least as long..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android http://stackoverflow.com/questions/1949066/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget-android images aren't getting deallocated when your activity is destroyed. It's difficult to say why this is without looking at your code...
Android: Override back button to act like home button http://stackoverflow.com/questions/2000102/android-override-back-button-to-act-like-home-button application to go into the stopped state rather than the destroyed state. In the Android docs it states ...not all activities have.. ...not all activities have the behavior that they are destroyed when BACK is pressed. When the user starts playing music in.. back behavior preventing the player activity from being destroyed and continues playing music even though its activity is no longer..
How to close Android application? http://stackoverflow.com/questions/2092951/how-to-close-android-application of a root activity that kills the application when it is destroyed package android.example @author Danny Remington MacroSolve public..
SharedPreferences.onSharedPreferenceChangeListener not being called consistently http://stackoverflow.com/questions/2542938/sharedpreferences-onsharedpreferencechangelistener-not-being-called-consistently and you will be OK provided your class instance is not destroyed. i.e. instead of prefs.registerOnSharedPreferenceChangeListener..
Android - How To Override the “Back” button so it doesn't Finish() my Activity? http://stackoverflow.com/questions/3141996/android-how-to-override-the-back-button-so-it-doesnt-finish-my-activity when a User presses the back button my Activity gets destroyed but the Notification remains as I want the user to be able to.. the above code still seems to allow my Activity to be destroyed How can I stop my Activity from being destroyed when the back.. to be destroyed How can I stop my Activity from being destroyed when the back button is pressed android activity nullpointerexception..
Is AsyncTask really conceptually flawed or am I just missing something? http://stackoverflow.com/questions/3357477/is-asynctask-really-conceptually-flawed-or-am-i-just-missing-something object . The reason is obvious what if the activity gets destroyed which triggered the task This can happen all the time e.g. because.. on to a useless context object the window will have been destroyed and any UI interaction will fail with an exception you even.. you still have the problem that when the context gets destroyed you have no record of the tasks it fired. That means that you..
Background task, progress dialog, orientation change - is there any 100% working solution? http://stackoverflow.com/questions/3821423/background-task-progress-dialog-orientation-change-is-there-any-100-working throws an exception probably because the Activity was destroyed and new Activity hasn't been started yet . What is the best..
http://stackoverflow.com/questions/6847460/fragments-within-fragments longer has a unique ID. The initial Fragment hasn't been destroyed before the new one is added in my mind that means it hasn't..
Usage CursorLoader without ContentProvider http://stackoverflow.com/questions/7182485/usage-cursorloader-without-contentprovider it will call requery for you. When the activity is destroyed all managed Cursors will be closed automatically. If you are..
When to call activity context OR application context? http://stackoverflow.com/questions/7298731/when-to-call-activity-context-or-application-context instance context points to an Activity that is being destroyed each time the user tilts the phone or leave the app etc.. Which..
Replace Fragment inside a ViewPager http://stackoverflow.com/questions/7723964/replace-fragment-inside-a-viewpager abstract method to check which pages should be destroyed and which should be kept. The default implementation of this..
Android Activity Life Cycle - What are all these methods for? http://stackoverflow.com/questions/8515936/android-activity-life-cycle-what-are-all-these-methods-for The final call you receive before your activity is destroyed. This can happen either because the activity is finishing someone..
Android - what's the difference between the various methods to get a Context? http://stackoverflow.com/questions/1026973/android-whats-the-difference-between-the-various-methods-to-get-a-context the life cycle of your app where as the Activity context is associated with the activity and could possibly be destroyed many times as the activity is destroyed during screen orientation changes and such. I couldn't find really anything about.. as the Activity context is associated with the activity and could possibly be destroyed many times as the activity is destroyed during screen orientation changes and such. I couldn't find really anything about when to use getBaseContext other than..
This Handler class should be static or leaks might occur: IncomingHandler http://stackoverflow.com/questions/11407943/this-handler-class-should-be-static-or-leaks-might-occur-incominghandler be garbage collected. If handler is not static your Service or Activity cannot be garbage collected even after being destroyed. This may lead to memory leaks for some time at least as long as the messages stay int the queue. This is not much of an..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android http://stackoverflow.com/questions/1949066/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget-android leak. The problem isn't handling many images it's that your images aren't getting deallocated when your activity is destroyed. It's difficult to say why this is without looking at your code. However this article has some tips that might help http..
Android: Override back button to act like home button http://stackoverflow.com/questions/2000102/android-override-back-button-to-act-like-home-button act like home button On pressing the back button I'd like my application to go into the stopped state rather than the destroyed state. In the Android docs it states ...not all activities have the behavior that they are destroyed when BACK is pressed... rather than the destroyed state. In the Android docs it states ...not all activities have the behavior that they are destroyed when BACK is pressed. When the user starts playing music in the Music application and then presses BACK the application.. and then presses BACK the application overrides the normal back behavior preventing the player activity from being destroyed and continues playing music even though its activity is no longer visible How do I replicate this functionality in my own..
How to close Android application? http://stackoverflow.com/questions/2092951/how-to-close-android-application Below is some example classes to illustrate Here's an example of a root activity that kills the application when it is destroyed package android.example @author Danny Remington MacroSolve public class HomeKey extends CustomActivity public void onDestroy..
SharedPreferences.onSharedPreferenceChangeListener not being called consistently http://stackoverflow.com/questions/2542938/sharedpreferences-onsharedpreferencechangelistener-not-being-called-consistently Keep a reference to the listener in a field of your class and you will be OK provided your class instance is not destroyed. i.e. instead of prefs.registerOnSharedPreferenceChangeListener new SharedPreferences.OnSharedPreferenceChangeListener public..
Android - How To Override the “Back” button so it doesn't Finish() my Activity? http://stackoverflow.com/questions/3141996/android-how-to-override-the-back-button-so-it-doesnt-finish-my-activity get back to the Activity via the Notification. The problem arises when a User presses the back button my Activity gets destroyed but the Notification remains as I want the user to be able to press back but still be able to get to the Activity via the.. startActivity setIntent return However the above code still seems to allow my Activity to be destroyed How can I stop my Activity from being destroyed when the back button is pressed android activity nullpointerexception back.. return However the above code still seems to allow my Activity to be destroyed How can I stop my Activity from being destroyed when the back button is pressed android activity nullpointerexception back button onkeypress share improve this question..
Is AsyncTask really conceptually flawed or am I just missing something? http://stackoverflow.com/questions/3357477/is-asynctask-really-conceptually-flawed-or-am-i-just-missing-something an AsyncTask must never hold a strong reference to a context object . The reason is obvious what if the activity gets destroyed which triggered the task This can happen all the time e.g. because you flipped the screen. If the task would hold a reference.. to the context that created it you're not only holding on to a useless context object the window will have been destroyed and any UI interaction will fail with an exception you even risk creating a memory leak. Unless my logic is flawed here.. on the UI thread . To top it all off even with that workaround you still have the problem that when the context gets destroyed you have no record of the tasks it fired. That means that you have to re start any tasks when re creating the context e.g...
Background task, progress dialog, orientation change - is there any 100% working solution? http://stackoverflow.com/questions/3821423/background-task-progress-dialog-orientation-change-is-there-any-100-working and start a new Activity. But calling dismissDialog sometimes throws an exception probably because the Activity was destroyed and new Activity hasn't been started yet . What is the best way to handle this kind of problem updating UI from background..
http://stackoverflow.com/questions/6847460/fragments-within-fragments container for FragmentNumber3 has been duplicated and it no longer has a unique ID. The initial Fragment hasn't been destroyed before the new one is added in my mind that means it hasn't been replaced . Can someone tell me if this is possible this..
Usage CursorLoader without ContentProvider http://stackoverflow.com/questions/7182485/usage-cursorloader-without-contentprovider call deactivate on the given Cursor and when it is later restarted it will call requery for you. When the activity is destroyed all managed Cursors will be closed automatically. If you are targeting HONEYCOMB or later consider instead using LoaderManager..
When to call activity context OR application context? http://stackoverflow.com/questions/7298731/when-to-call-activity-context-or-application-context any memory. This is because the other this getting the Activity instance context points to an Activity that is being destroyed each time the user tilts the phone or leave the app etc.. Which apparently the Garbage Collector GC doesn't catch and therefor..
Replace Fragment inside a ViewPager http://stackoverflow.com/questions/7723964/replace-fragment-inside-a-viewpager base class of your adapter. Second ViewPager uses the getItemPosition abstract method to check which pages should be destroyed and which should be kept. The default implementation of this function always returns POSITION_UNCHANGED which causes ViewPager..
Android Activity Life Cycle - What are all these methods for? http://stackoverflow.com/questions/8515936/android-activity-life-cycle-what-are-all-these-methods-for process running after its onPause method is called. onDestroy The final call you receive before your activity is destroyed. This can happen either because the activity is finishing someone called finish on it or because the system is temporarily..
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