¡@
2014/10/16 ¤W¤È 08:21:25
android Programming Glossary: performSending and Receiving SMS and MMS in Android (pre Kit Kat Android 4.4) http://stackoverflow.com/questions/14452808/sending-and-receiving-sms-and-mms-in-android-pre-kit-kat-android-4-4 for all those applications which use mobile data to perform operations like sending MMS and don't know the default APN setting..
handle textview link click in my android app http://stackoverflow.com/questions/1697084/handle-textview-link-click-in-my-android-app information I want to convey com.package.name action to perform id that might be needed In my target activity I can retrieve..
How to make a nice looking ListView filter on Android [closed] http://stackoverflow.com/questions/1737009/how-to-make-a-nice-looking-listview-filter-on-android classes come with a Filter object that can be used to perform the filtering automagically. We just need to pipe the input..
Android: Override back button to act like home button http://stackoverflow.com/questions/2000102/android-override-back-button-to-act-like-home-button question Most of the time you need to create a Service to perform something in the background and your visible Activity simply..
Get/pick an image from Android's built-in Gallery app programmatically http://stackoverflow.com/questions/2169649/get-pick-an-image-from-androids-built-in-gallery-app-programmatically Uri uri just some safety built in if uri null TODO perform some logging or show user feedback return null try to retrieve..
http://stackoverflow.com/questions/2317428/android-i-want-to-shake-it delta mAccelCurrent mAccelLast mAccel mAccel 0.9f delta perform low cut filter public void onAccuracyChanged Sensor sensor int..
How to send image via MMS in Android? http://stackoverflow.com/questions/2972845/how-to-send-image-via-mms-in-android question MMS is just a htttp post request. You should perform the request using extra network feature final ConnectivityManager.. filter If connection background is ready build content and perform request. If you want to do that using android's internal code..
http://stackoverflow.com/questions/3197335/restful-api-service want to do some action. You can specify the operation to perform and pass in your ResultReceiver the activity through the extras..
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 AsyncTask . According to the documentation it allows to perform background operations and publish results on the UI thread without..
Singletons vs. Application Context in Android? http://stackoverflow.com/questions/3826905/singletons-vs-application-context-in-android
Android Min SDK Version vs. Target SDK Version http://stackoverflow.com/questions/4568267/android-min-sdk-version-vs-target-sdk-version against the target version and the platform should not perform any extra work to maintain forward compatibility with the target..
http://stackoverflow.com/questions/5150637/networkonmainthreadexception share improve this question With honeycomb you can not perform a networking operation on its main thread as documentation says...
Update data in ListFragment as part of ViewPager http://stackoverflow.com/questions/7379165/update-data-in-listfragment-as-part-of-viewpager but others I got an IllegalStateException Can not perform this action after onSaveInstanceState. My second attempt involed.. improve this question OK I think I've found a way to perform request b in my own question so I'll share for others' benefit... in the viewpager. So if the position is known eg 0 I can perform in updateFragments HomeListFragment fragment HomeListFragment..
Android accelerometer accuracy (Inertial navigation) http://stackoverflow.com/questions/7829097/android-accelerometer-accuracy-inertial-navigation Accelerometer I have no idea how these methods would perform in real life applications or how to turn them into a nice Android..
ViewPager and fragments ??what's the right way to store fragment's state? http://stackoverflow.com/questions/7951730/viewpager-and-fragments-whats-the-right-way-to-store-fragments-state fragment management to the adapter and do not have to perform the above steps. By default it will only preload one Fragment..
How to call Android contacts list? http://stackoverflow.com/questions/866769/how-to-call-android-contacts-list Intent that asks the system to find an Activity that can perform a PICK action from the items in the Contacts URI. Intent intent..
http://stackoverflow.com/questions/995514/https-connection-android yet none of the methods actually perform any work get a sample here . Good Luck share improve this answer..
When NOT to call super() method when overriding? http://stackoverflow.com/questions/10244785/when-not-to-call-super-method-when-overriding overriding. For instance public class A public void save Perform save logic public class B extends A private Object b @Override.. A private Object b @Override public void save super.save Performs the save logic for A save b Perform additional save logic A.. void save super.save Performs the save logic for A save b Perform additional save logic A call to B.save will perform the save..
AsyncTaskLoader onLoadFinished with a pending task and config change http://stackoverflow.com/questions/11515934/asynctaskloader-onloadfinished-with-a-pending-task-and-config-change new WeakReference MyActivity owner public void run Perform your heavy operation ... Done It's time to notify Activity final.. owner ref.get Already died reference if owner null return Perform notification in UI thread owner.runOnUiThread new Runnable ..
what is the difference between sendStickyBroadcast and sendBroadcast in Android http://stackoverflow.com/questions/2584497/what-is-the-difference-between-sendstickybroadcast-and-sendbroadcast-in-android is what the Android SDK says about sendStickyBroadcast Perform a sendBroadcast Intent that is sticky meaning the Intent you..
http://stackoverflow.com/questions/2748590/clickable-widgets-in-android int appWidgetIds final int N appWidgetIds.length Perform this loop procedure for each App Widget that belongs to this..
Perform a task on uninstall in android http://stackoverflow.com/questions/3013823/perform-a-task-on-uninstall-in-android a task on uninstall in android I have developed an Android..
get contact info from android contact picker http://stackoverflow.com/questions/3044545/get-contact-info-from-android-contact-picker pCur.moveToNext Do something with phones pCur.close Perform a second query against the Android contacts SQLite database...
Handling buttons in custom dialogs http://stackoverflow.com/questions/4113939/handling-buttons-in-custom-dialogs dialog_btn.setOnClickListener new View.OnClickListener Perform button logic Note that you are finding the view from the dialog..
What does “invalid statement in fillWindow()” in Android cursor mean? http://stackoverflow.com/questions/4195089/what-does-invalid-statement-in-fillwindow-in-android-cursor-mean been closing my SimpleListAdapter Cursor. onStop method Perform actions when the Activity is hidden from view @return void ..
Using Switch Statement to Handle Button Clicks http://stackoverflow.com/questions/4987670/using-switch-statement-to-handle-button-clicks new View.OnClickListener public void onClick View v Perform action on click switch v.getId case R.id.buttonplay Play voicefile.. the onClick method here public void onClick View v Perform action on click switch v.getId case R.id.buttonplay Play voicefile..
How to Capture soft keyboard input in a View? http://stackoverflow.com/questions/5419766/how-to-capture-soft-keyboard-input-in-a-view onKeyListener if event.getAction KeyEvent.ACTION_DOWN Perform action on key press Log.d TAG ACTION_DOWN return true return..
Toggling Bluetooth on and off? http://stackoverflow.com/questions/5735053/toggling-bluetooth-on-and-off new OnClickListener public void onClick View v Perform action on clicks if togglebutton.isChecked if hasBluetooth..
How to create multiple buttons at runtime? + android http://stackoverflow.com/questions/5763366/how-to-create-multiple-buttons-at-runtime-android new OnClickListener public void onClick View v Perform action on click b.setText i b.setTag button i b.setWidth 30..
Android: user login and stays in session until logout (which needs approval) http://stackoverflow.com/questions/6047691/android-user-login-and-stays-in-session-until-logout-which-needs-approval requestCode resultCode intent if resultCode RESULT_OK Perform different actions based on from which activity is the application..
How to handle button clicks using the xml onClick within Fragments http://stackoverflow.com/questions/6091194/how-to-handle-button-clicks-using-the-xml-onclick-within-fragments new View.OnClickListener public void onClick View v Perform action on click The problem is that when my layout's are inflated..
which constructor to be called for view? http://stackoverflow.com/questions/8113621/which-constructor-to-be-called-for-view View Context context AttributeSet attrs int defStyle Perform inflation from XML and apply a class specific base style. This..
Detect home button press in android http://stackoverflow.com/questions/8881951/detect-home-button-press-in-android event if keyCode KeyEvent.KEYCODE_HOME The Code Want to Perform. I'm not sure if there are any side effects with this line..
Android keyboard next button issue on EditText http://stackoverflow.com/questions/9003166/android-keyboard-next-button-issue-on-edittext KeyEvent.ACTION_DOWN keyCode KeyEvent.KEYCODE_ENTER Perform action on Enter key press txtUserid.clearFocus txtUserPasword.requestFocus.. KeyEvent.ACTION_DOWN keyCode KeyEvent.KEYCODE_ENTER Perform action on Enter key press check for username password correctness..
Sending and Receiving SMS and MMS in Android (pre Kit Kat Android 4.4) http://stackoverflow.com/questions/14452808/sending-and-receiving-sms-and-mms-in-android-pre-kit-kat-android-4-4 you can't Read APNs in Android 4.2 What is the alternative for all those applications which use mobile data to perform operations like sending MMS and don't know the default APN setting present in the device android sms broadcastreceiver..
handle textview link click in my android app http://stackoverflow.com/questions/1697084/handle-textview-link-click-in-my-android-app So all I have to do is construct a URL that contains the information I want to convey com.package.name action to perform id that might be needed In my target activity I can retrieve this address Uri data getIntent .getData In my example I could..
How to make a nice looking ListView filter on Android [closed] http://stackoverflow.com/questions/1737009/how-to-make-a-nice-looking-listview-filter-on-android of people have tried to do this manually most ListView Adapter classes come with a Filter object that can be used to perform the filtering automagically. We just need to pipe the input from the EditText into the Filter . Turns out that is pretty..
Android: Override back button to act like home button http://stackoverflow.com/questions/2000102/android-override-back-button-to-act-like-home-button button. android button override back share improve this question Most of the time you need to create a Service to perform something in the background and your visible Activity simply controls this Service . I'm sure the Music player works in..
Get/pick an image from Android's built-in Gallery app programmatically http://stackoverflow.com/questions/2169649/get-pick-an-image-from-androids-built-in-gallery-app-programmatically helper to retrieve the path of an image URI public String getPath Uri uri just some safety built in if uri null TODO perform some logging or show user feedback return null try to retrieve the image from the media store first this will only work..
http://stackoverflow.com/questions/2317428/android-i-want-to-shake-it mAccelCurrent float Math.sqrt double x x y y z z float delta mAccelCurrent mAccelLast mAccel mAccel 0.9f delta perform low cut filter public void onAccuracyChanged Sensor sensor int accuracy @Override protected void onResume super.onResume..
How to send image via MMS in Android? http://stackoverflow.com/questions/2972845/how-to-send-image-via-mms-in-android image via the MMS. android messaging mms share improve this question MMS is just a htttp post request. You should perform the request using extra network feature final ConnectivityManager connMgr ConnectivityManager context.getSystemService Context.CONNECTIVITY_SERVICE.. context.registerReceiver reciver filter If connection background is ready build content and perform request. If you want to do that using android's internal code please use this final SendReq sendRequest new SendReq final..
http://stackoverflow.com/questions/3197335/restful-api-service starting or binding to the service with startService when you want to do some action. You can specify the operation to perform and pass in your ResultReceiver the activity through the extras in the Intent. In the service you implement onHandleIntent..
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 I guess I just must be missing something. The problem is with AsyncTask . According to the documentation it allows to perform background operations and publish results on the UI thread without having to manipulate threads and or handlers. The example..
Singletons vs. Application Context in Android? http://stackoverflow.com/questions/3826905/singletons-vs-application-context-in-android
Android Min SDK Version vs. Target SDK Version http://stackoverflow.com/questions/4568267/android-min-sdk-version-vs-target-sdk-version platform ”it simply informs the platform that you have tested against the target version and the platform should not perform any extra work to maintain forward compatibility with the target version. For more information refer this URL http developer.android.com..
http://stackoverflow.com/questions/5150637/networkonmainthreadexception asynchronous android asynctask networkonmainthread share improve this question With honeycomb you can not perform a networking operation on its main thread as documentation says. For this reason you must use handler or asynctask. There..
Update data in ListFragment as part of ViewPager http://stackoverflow.com/questions/7379165/update-data-in-listfragment-as-part-of-viewpager FragmentPagerAdapter and this showed to update the data sometimes but others I got an IllegalStateException Can not perform this action after onSaveInstanceState. My second attempt involed trying to call an update function in my ListFragment but.. java android android fragments android viewpager share improve this question OK I think I've found a way to perform request b in my own question so I'll share for others' benefit. The tag of fragments inside a ViewPager is in the form android.. is the R.id.viewpager in XML layout and INDEX is the position in the viewpager. So if the position is known eg 0 I can perform in updateFragments HomeListFragment fragment HomeListFragment getSupportFragmentManager .findFragmentByTag android switcher..
Android accelerometer accuracy (Inertial navigation) http://stackoverflow.com/questions/7829097/android-accelerometer-accuracy-inertial-navigation Sensors Enhancing the Performance of Pedometers Using a Single Accelerometer I have no idea how these methods would perform in real life applications or how to turn them into a nice Android app. A similar question is this . UPDATE Apparently there..
ViewPager and fragments ??what's the right way to store fragment's state? http://stackoverflow.com/questions/7951730/viewpager-and-fragments-whats-the-right-way-to-store-fragments-state .commit ... When using a FragmentPagerAdapter we relinquish fragment management to the adapter and do not have to perform the above steps. By default it will only preload one Fragment in front and behind the current position although it does..
How to call Android contacts list? http://stackoverflow.com/questions/866769/how-to-call-android-contacts-list 2 Calling the Contact Picker Within your Activity create an Intent that asks the system to find an Activity that can perform a PICK action from the items in the Contacts URI. Intent intent new Intent Intent.ACTION_PICK ContactsContract.Contacts.CONTENT_URI..
http://stackoverflow.com/questions/995514/https-connection-android
When NOT to call super() method when overriding? http://stackoverflow.com/questions/10244785/when-not-to-call-super-method-when-overriding moment when you call super 's implementation in your method overriding. For instance public class A public void save Perform save logic public class B extends A private Object b @Override public void save super.save Performs the save logic for A.. A public void save Perform save logic public class B extends A private Object b @Override public void save super.save Performs the save logic for A save b Perform additional save logic A call to B.save will perform the save logic for both A and B.. public class B extends A private Object b @Override public void save super.save Performs the save logic for A save b Perform additional save logic A call to B.save will perform the save logic for both A and B in this particular order. If you weren't..
AsyncTaskLoader onLoadFinished with a pending task and config change http://stackoverflow.com/questions/11515934/asynctaskloader-onloadfinished-with-a-pending-task-and-config-change class we do not store strong reference to Activity here this.ref new WeakReference MyActivity owner public void run Perform your heavy operation ... Done It's time to notify Activity final MyActivity owner ref.get Already died reference if owner.. ... Done It's time to notify Activity final MyActivity owner ref.get Already died reference if owner null return Perform notification in UI thread owner.runOnUiThread new Runnable public void run owner.onSomeHeavyOperationFinished share..
what is the difference between sendStickyBroadcast and sendBroadcast in Android http://stackoverflow.com/questions/2584497/what-is-the-difference-between-sendstickybroadcast-and-sendbroadcast-in-android intent android broadcast share improve this question Here is what the Android SDK says about sendStickyBroadcast Perform a sendBroadcast Intent that is sticky meaning the Intent you are sending stays around after the broadcast is complete so..
http://stackoverflow.com/questions/2748590/clickable-widgets-in-android void onUpdate Context context AppWidgetManager appWidgetManager int appWidgetIds final int N appWidgetIds.length Perform this loop procedure for each App Widget that belongs to this provider for int i 0 i N i int appWidgetId appWidgetIds i..
Perform a task on uninstall in android http://stackoverflow.com/questions/3013823/perform-a-task-on-uninstall-in-android a task on uninstall in android I have developed an Android app. Now I want to perform a few operations i. e. Reset the..
get contact info from android contact picker http://stackoverflow.com/questions/3044545/get-contact-info-from-android-contact-picker new String id null while pCur.moveToNext Do something with phones pCur.close Perform a second query against the Android contacts SQLite database. The phone numbers are queried against the URI stored in ContactsContract.CommonDataKinds.Phone.CONTENT_URI...
Handling buttons in custom dialogs http://stackoverflow.com/questions/4113939/handling-buttons-in-custom-dialogs Button dialog_btn Button dialog.findViewById R.id.dialog_button dialog_btn.setOnClickListener new View.OnClickListener Perform button logic Note that you are finding the view from the dialog not just calling straight to findViewById as that would..
What does “invalid statement in fillWindow()” in Android cursor mean? http://stackoverflow.com/questions/4195089/what-does-invalid-statement-in-fillwindow-in-android-cursor-mean been closing the Cursor and Database objects but had not been closing my SimpleListAdapter Cursor. onStop method Perform actions when the Activity is hidden from view @return void @Override protected void onStop try super.onStop if this.mySimpleListAdapterObj..
Using Switch Statement to Handle Button Clicks http://stackoverflow.com/questions/4987670/using-switch-statement-to-handle-button-clicks b1 Button findViewById R.id.buttonplay b1.setOnClickListener new View.OnClickListener public void onClick View v Perform action on click switch v.getId case R.id.buttonplay Play voicefile MediaPlayer.create getBaseContext R.raw.voicefile .start.. R.id.buttonstop b2.setOnClickListener this ... implement the onClick method here public void onClick View v Perform action on click switch v.getId case R.id.buttonplay Play voicefile MediaPlayer.create getBaseContext R.raw.voicefile .start..
How to Capture soft keyboard input in a View? http://stackoverflow.com/questions/5419766/how-to-capture-soft-keyboard-input-in-a-view boolean onKey View v int keyCode KeyEvent event Log.d TAG onKeyListener if event.getAction KeyEvent.ACTION_DOWN Perform action on key press Log.d TAG ACTION_DOWN return true return false @Override public boolean onTouchEvent MotionEvent..
Toggling Bluetooth on and off? http://stackoverflow.com/questions/5735053/toggling-bluetooth-on-and-off findViewById R.id.togglebutton togglebutton.setOnClickListener new OnClickListener public void onClick View v Perform action on clicks if togglebutton.isChecked if hasBluetooth mBluetoothAdapter.isEnabled prompt the user to turn BlueTooth..
How to create multiple buttons at runtime? + android http://stackoverflow.com/questions/5763366/how-to-create-multiple-buttons-at-runtime-android
Android: user login and stays in session until logout (which needs approval) http://stackoverflow.com/questions/6047691/android-user-login-and-stays-in-session-until-logout-which-needs-approval int resultCode Intent intent super.onActivityResult requestCode resultCode intent if resultCode RESULT_OK Perform different actions based on from which activity is the application returning switch requestCode case 0 TODO handle the..
How to handle button clicks using the xml onClick within Fragments http://stackoverflow.com/questions/6091194/how-to-handle-button-clicks-using-the-xml-onclick-within-fragments Button findViewById R.id.button_id button.setOnClickListener new View.OnClickListener public void onClick View v Perform action on click The problem is that when my layout's are inflated it is still the hosting Activity that is receiving the..
which constructor to be called for view? http://stackoverflow.com/questions/8113621/which-constructor-to-be-called-for-view inflate a View from XML when you don't specify a style. public View Context context AttributeSet attrs int defStyle Perform inflation from XML and apply a class specific base style. This constructor of View allows subclasses to use their own base..
Detect home button press in android http://stackoverflow.com/questions/8881951/detect-home-button-press-in-android @Override public boolean onKeyDown int keyCode KeyEvent event if keyCode KeyEvent.KEYCODE_HOME The Code Want to Perform. I'm not sure if there are any side effects with this line this.getWindow .setType WindowManager.LayoutParams.TYPE_KEYGUARD..
Android keyboard next button issue on EditText http://stackoverflow.com/questions/9003166/android-keyboard-next-button-issue-on-edittext is a key down event on the enter button if event.getAction KeyEvent.ACTION_DOWN keyCode KeyEvent.KEYCODE_ENTER Perform action on Enter key press txtUserid.clearFocus txtUserPasword.requestFocus return true return false txtUserPasword.setOnKeyListener.. onKey View v int keyCode KeyEvent event if event.getAction KeyEvent.ACTION_DOWN keyCode KeyEvent.KEYCODE_ENTER Perform action on Enter key press check for username password correctness here return true return false share improve this..
|