Android :: Programmatically Relaunch / Recreate An Activity?

Mar 21, 2010

After I do some change in my database, that involves significant change in my views, I would like to redraw, re-execute on Create. How is that possible?

Android :: Programmatically Relaunch / Recreate an Activity?


Android :: Rapidly Load Data On Relaunch Of Activity

Nov 12, 2010

i am fetching XML from the web, parsing it and display it on the screen. The problem which i am getting is that the activity tries to load the data from web each time the activity is called.(Actually, my mobile app requires frequent trips to the server) So i am in search of the below solution: On Re-launch of an activity, the data from web should not be loaded again. (But it should load data from the cache or local database that we have created while calling the web-xml for the first time). creating a class that i can use to transparently make application faster by selectively caching items in memory. And thus, making users very happy and This class can even apply individual refresh times to each cached item.

So, i think i need to store the data in Cache , or in local database or something like that. Is there any way/technique to implement such thing ? so that it need not to load from web every-time on Re-launch of an activity. [Note: I want to do to make client happy by decreasing the loading time and running the application efficiently and optimizing application's loading time]

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Android :: How To Create A Transparent Activity Programmatically?

Jul 28, 2010

I want to launch an Activity with a webView as its content from current Activity. This new activity needs to be transparent and webview should be in the center. I looked around the web but only solutions I found were using style xmls. I want to do it using pure code i.e. no xml declarations. if anybody has come across this then please shed some light.

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Android :: Programmatically Update Widget From Activity?

Aug 11, 2010

I know it's possible, but I can't figure out a way to trigger an update of my widget from the main activity. Isn't there some general intent I can broadcast?

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Android :: How To Kill Programmatically Camera Activity?

Nov 11, 2010

What happens here is I call the crop image activity and then the camera activity runs in background. When I finish this activity, the camera is still alive at the background. So how can I kill programmatic the camera activity running in background?

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Android :: Need Program To Not Relaunch

Aug 6, 2009

I have a question about the activity cycle when you use the Home button to exit an application. I have noticed that when you use the Home button to exit an application, you can hold the Home button to move back to that application, but selecting that application from the list of programs or the 'desktop' will open a new instance of it. So I'm wondering is there a way to make it so that if the program is running already, then it will move back to that application like it does from the task menu brought up from holding home button? Or is this something that needs to be handled via the activity methods (such as on Create, on Resume, etc) or in some other clever way?

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Android :: How To Relaunch Application From Intent

Aug 17, 2010

I would like to put a notification with an intent. My intent is basically action = DEFAULT and category = LAUNCHER in order to bring the activity that was launched into the front. When the app is not shown, there is no problem, the intent works perfectly and launches the last activity seen but when there is already an activity launched, on New Intent is not called (activity is in single eTop mode). I'm wondering how to relaunch the app from an intent to the last activity seen and call on New Intent when the activity is already launched.

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General :: Galaxy S II - How To Relaunch App After It Is Killed

Apr 18, 2012

Ok well basically I'm having a problem on my Galaxy S II in which when I exit all apps using the task manager, it kills my lockscreen app, WidgetLocker.

Is there a way that I can have WidgetLocker relaunch after it is killed? Or should I just not bother killing all the apps?

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Android :: Want To Recreate I Phone Conversation Style

Apr 13, 2010

I have my hand cent set an I Phone conversation style. The other day i was scrolling down reading messages and all of a sudden the bubbles went from about half the screen to stretching all the way across the screen. One on top of another. But they were still in bubble format and different colors for sent and received. They were just longer which i thought made them easier to read. I kind of liked it, but next time i opened it they were back to normal. I'm not sure if this was some kind of glitch, or if some way i was pressing down on the screen made them change. But I have not been able to recreate this.

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Android :: How To Recreate / Re Inflate A View Stub?

Aug 1, 2010

I am trying to recreate and re inflate a View Stub each time an Image Button is pressed because at the moment my app crashes as soon as I press the button a second time (due to a Null Pointer Exception caused by the View Stub that doesn't exist anymore) but I am a little stuck as I don't know how to recreate and reinvokes the View Stub.

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Android :: Recreate Pop Up Window On Restore Instance State

Jun 24, 2009

My application has floating pop up window (Pop up Window) that is successfully displayed on user click. When screen orientation is changed, everything is recreated and I want my Pop up to remain visible. on Restore Instance State is called and my Pop up function crashes whilst calling "show At Location".

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Android :: How To Force Eclipse To Recreate Resources File?

Sep 7, 2010

I just had the odd case that my Android project for some reason would not properly rebuild in Eclipse (v3.5/Galileo). Occasionally that happen and so I did the usual Project => Clean... as I always do in such cases. But this time I now have the odd effect that almost all files show bugs, and looking closer it's that the compiler can't find the R-file (which is indeed missing from the gen subtree). How do I force eclipse to rebuild that file?

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Android : Way To Recreate Webview Display With Capture Picture?

Feb 11, 2009

Does anyone have an example on how to recreate a webview display by using the capturepicture() method? Can I save the resulting object in SQLLite and how do I put it on the canvas?

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HTC Desire : Can I ReCreate Wifi Hotspot?

Sep 8, 2010

I'm wanting some advice from those who have used their Desires as a hotspot (either on 2.2 natively or with an app). How reliable and how fast is it?

The reason I ask: I'm thinking of getting an ipad (cue the abuse!) and rather than spend he extra on the 3G model I was considering using my Desire as a wifi hotspot.

Previously, I had an iphone 3G jailbroken and used the mywi app to do what I've just explained but with my laptop. It worked really well although not flawlessly.

Also, after some testing with the same sim card, I found it to be a bit slower than either a dongle or by connecting the phone via USB to the laptop (the latter of course won't be an option with the USB-less ipad!)

My suspicion is that I'm probably better off spending the extra as it probably won't be flawless, or as fast, using my phone as a wifi spot.

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Recreate Socket When Application Gets Focus?

Jan 8, 2014

basically, I'm using Async for my socket, the idea is the applications runs, i press buttons, it sends commands to my pc, the program works fine until that is...

it loses focus, at which point everything i've tried does not bring the thread or socket back to life, all i want to do is re-create the socket when the application gets focus.[code]....

So how do i get this Async thread active again once the app loses focus?

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Android :: Screen Rotation - Rotates That Doesn't Recreate Everything And Re-fetch Data And Process It Again

Jul 16, 2010

I was working on implementing a more advanced list view then the standard one they teach you in basic tutorials, and I did find a great tutorial explaining how to create your own Adapter and such not. http://www.softwarepassion.com/android-series-custom-listview-items-a...

I do have a working version of the tutorial and I am currently in the process of changing the list to suit my needs, but there are a few issues I am stumped on. If your run the tutorial code it creates a little progress dialog saying that it is retrieving data. In my application it is going to be fetching data from the internet and storing it in an ArrayList of custom objects. However if I where to rotate the screen the progress dialog pops up again, I have no clue on how to set it up so that when it rotates that it doesn't recreate everything and re-fetch the data and process it again.

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Android :: Want To Relaunch Application When Killed By Android

Aug 18, 2010

I am working on Gps based application which runs all the time in background. But in extreme low memory case(or when i open many apps) my app is killed by the android system. I want to relaunch my app when it is killed by android system.I goggle it for this but don't get any solution.Any help would be appreciated.

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Samsung Galaxy S : How To Clear Data / Recreate Every Week?

Sep 5, 2010

I have configured my yahoo business mail on Email of Samsung Galaxy S phone. After 5 days, mail stops coming in. When I go to Manage Applications, 'Clear Cache' is always disabled. Only 'Clear Data' is enabled. I don't want to clear data and recreate every week. Any other way to enable 'Clear Cache'.

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HTC Incredible : Run "Sync With AppBrain" Feature - Will It Recreate Deleted Apps On Phone?

Aug 20, 2010

Since I got my Dinc back in June I have pretty much used AppBrain exclusively to install apps. If you know AppBrain, you know that your account automatically makes and saves a list of the apps you load. And you can sync this list with your phone to keep both current. It is also like a backup incase something happens to the apps on your phone. Well yesterday I was clicking my mouse faster than I was thinking and I deleted my "Apps on Phone" list from the AppBrain website. So my question is...If I run the "Sync with AppBrain" feature from my phone will it recreate the deleted "Apps on Phone" list on AppBrain or will it delete the apps from my phone

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Android : Closing Activity Completely / Process Killed By Activity Manager Service

Aug 2, 2010

Whenever the memory needs to be reclaimed, the process is being killed by Activity Manager Service in killPidsForProcess. I have a back button in my activity window on right corner of the title bar.

I want to kill the activity completely on clicking the close button. Can I reuse the same function and will it have any major effect? Please help me out in this.

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Android :: Accessing Battery Info Activity (or Any System General Activity)

Jan 20, 2009

I want to be able to show the Battery Info activity in my app, which shows things such as the exact level, battery health, etc.I'm not sure how I can get it, though a few applications such as Power Manager, Any Cut, etc. show this screen as well. I found in the source code of Settings this intent in a file called testing_settings.xml,But I don't know how to use it. I would guess from the fact that Any Cut has a list of activities, that a list of said activities exists somewhere, and therefore an easy way to access them exists, but I haven't found it.

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Android :: How To Launch External Activity In Current Activity's Process?

Aug 27, 2010

My app is comprised of a set of reusable Activities that other apps can reuse. For various reasons, I would like my Activities to be launched in context of the invoking Activity's process, instead of always being launched in my Activity's process (default behavior on Android). How can I achieve this?

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Android :: How To Clear Activity Stack If Using Same Activity Multiple Times?

Mar 3, 2010

So I have an app with Activity A. The layout on the activity is dynamic genearted. So it's possible that on Activity A a user hits a button that goes to "A" and the new page looks different, then a user clicks another button to go to "A" again. Now I have 2 Activities in the history stack. A, A, and currently on A. Is it possible that if a user clicks a button that the whole Activity stack is cleared in a scenario such as this?

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Android :: Finish Any Previous Activity In Stack From Current Activity?

Apr 27, 2010

How to finish any previous activity in application stack (at any level , I mean not immediate parent) , from current activity like on some particular event I want to invalidate this previous activity?

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Android :: Retain Only One Copy Of An Activity On Stack When Called From Non Activity

Jul 26, 2010

How can I make sure I only retain one copy of an activity on the stack when called from non-activity? When called from an activity I can just add the FLAG_ACTIVITY_REORDER_TO_FRONT flag to the Intent, but how can I do this from e.g. a widget or a notification?

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Android :: Force Activity In Landscape Mode Without Activity Restart

Aug 21, 2009

I have a problem to start/create Activity in landscape mode. My Activity need to start in landscape mode and be used in landscape mode by users. So far, I used setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE) to force screen orientation of my Activity to landscape mode in onCreate() method.

In addition to this screen mode requirement, my application need to start another background thread in onResume() method, and this thread takes some seconds in order to finish an initialization process, and it is not desirable to to stop/restart this thread's service during the initialization process.

However setRequestedOrientation (ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE) forces my Activity restart in a very little while (means onCreate->onResume->onPause->onStop are executed twice at the first place). As a result, my background thread be stopped/restarted during the initialization process, and this makes me a mess at this moment.

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Android :: Current Activity Force Closes - Tries To Go To Previous Activity

Nov 5, 2010

The default behavior from my observation is if current activity force closes Android tries to go to previous activity on stack How can I control this behavior? I want force close to close all activities

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Android :: Open Dialogue Activity Without Opening Main Activity Behind It

Jul 19, 2010

Im writing a program that offers a quick reply dialog upon receipt of an SMS.

However, I am getting an unexpected result. When I receieve an SMS, the appropriate dialog activity comes up displaying the correct phone number and message, however there is a second activity behind it that is the 'default' activity in my program (it is what opens when i launch my application)

I do not want this second activity to come up. The quick reply activity should come up by itself over top of whatever the user was doing before.

The 'floating' activity:

CODE:.........

The call to the activity inside an onReceive()

CODE:..............

The Manifest:

CODE:.................

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Android :: Passing Arguments From Loading Activity To Main Activity

May 16, 2010

I'm writing an application that starts with a loading activity. In the loading activity the app requests html from web and parses the html, then it sends the parsing result to the main activity. The main activity has several tabs, and contents of these tabs are based on the result of parsing.For example, the result of parsing is a list of strings ["apple", "banana", "orange"], and I need to pass this list to main activity, so that the main activity can create three tabs named after three fruits.I would like to know if there is any way to pass a list of strings among activities, BTW, is it the common way of do this?

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Android :: Hide And Activity When Activity On Top Redirecting To Home Screen

Mar 3, 2010

example scenario is: from login screen - main screen - then when i clicked a hide button inside the mainscreen, the app will need to go in the home screen, and when im going to click the app again the main screen would be called and not the login screen

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