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2014/10/16 ¤W¤È 08:20:48
android Programming Glossary: onpostexecuteHow to check internet access on Android? InetAddress never timeouts http://stackoverflow.com/questions/1560788/how-to-check-internet-access-on-android-inetaddress-never-timeouts e e.printStackTrace return false protected void onPostExecute Boolean... result Main.Log onPostExecute if result 0 false main.setContentView.. protected void onPostExecute Boolean... result Main.Log onPostExecute if result 0 false main.setContentView R.layout.splash return..
http://stackoverflow.com/questions/16789676/caching-images-and-displaying Progress start this.dialog.show @Override protected void onPostExecute final Boolean success if dialog.isShowing dialog.dismiss ListAdapter..
Inner class can access but not update values - AsyncTask http://stackoverflow.com/questions/18517400/inner-class-can-access-but-not-update-values-asynctask folder. else result false @Override protected void onPostExecute Boolean result if result if pd null pd.setTitle Success .. method or call the functions that need these values in onPostExecute . You also can do a null check before trying to access them... void processFinish String output using same params as onPostExecute this you will received result fired from async class of onPostExecute..
http://stackoverflow.com/questions/1979524/android-splashscreen in your Activity and close the ProgressDialog in its onPostExecute method. Not sure how to elaborate anymore without just showing.. return replace this with your data object protected void onPostExecute Object result Pass the result data back to the main activity..
Download a file with Android, and showing the progress in a ProgressDialog http://stackoverflow.com/questions/3028306/download-a-file-with-android-and-showing-the-progress-in-a-progressdialog progress 0 @Override protected void onPostExecute String result mProgressDialog.dismiss if result null Toast.makeText..
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 to show how some exemplary showDialog method is called in onPostExecute . This however seems entirely contrived to me because showing.. leak. Unless my logic is flawed here this translates to onPostExecute is entirely useless because what good is it for this method.. you create it on the UI thread and send through it in onPostExecute which is also executed on the UI thread . To top it all off..
Make an HTTP request with android http://stackoverflow.com/questions/3505930/make-an-http-request-with-android problems.. return responseString @Override protected void onPostExecute String result super.onPostExecute result Do anything with response.... @Override protected void onPostExecute String result super.onPostExecute result Do anything with response.. You then can make a request..
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 the above recipe it will all work. onProgressUpdate and onPostExecute are suspended between the start of onRetainNonConfigurationInstance..
http://stackoverflow.com/questions/4538338/progressdialog-in-asynctask Progress start this.dialog.show @Override protected void onPostExecute final Boolean success if dialog.isShowing dialog.dismiss MessageListAdapter..
http://stackoverflow.com/questions/9671546/asynctask-android-example Executed return null @Override protected void onPostExecute String result @Override protected void onPreExecute @Override.. return Executed @Override protected void onPostExecute String result TextView txt TextView findViewById R.id.output.. to change executed for the returned string passed into onPostExecute but that is upto you @Override protected void onPreExecute..
How to check internet access on Android? InetAddress never timeouts http://stackoverflow.com/questions/1560788/how-to-check-internet-access-on-android-inetaddress-never-timeouts 30 catch UnknownHostException e e.printStackTrace catch IOException e e.printStackTrace return false protected void onPostExecute Boolean... result Main.Log onPostExecute if result 0 false main.setContentView R.layout.splash return main.continueAfterHostCheck.. catch IOException e e.printStackTrace return false protected void onPostExecute Boolean... result Main.Log onPostExecute if result 0 false main.setContentView R.layout.splash return main.continueAfterHostCheck android networking asynchronous..
http://stackoverflow.com/questions/16789676/caching-images-and-displaying context protected void onPreExecute this.dialog.setMessage Progress start this.dialog.show @Override protected void onPostExecute final Boolean success if dialog.isShowing dialog.dismiss ListAdapter adapter new SimpleAdapter context jsonlist R.layout.activity_toolsitem..
Inner class can access but not update values - AsyncTask http://stackoverflow.com/questions/18517400/inner-class-can-access-but-not-update-values-asynctask result true index url pointing to location of unzipped folder. else result false @Override protected void onPostExecute Boolean result if result if pd null pd.setTitle Success pd.setMessage folder is now ready for use. pd.show pd.dismiss.. you are trying to access them but you can use the interface method or call the functions that need these values in onPostExecute . You also can do a null check before trying to access them. It just depends on the functionality and flow that you need.. in that class void processFinish String output @Override void processFinish String output using same params as onPostExecute this you will received result fired from async class of onPostExecute result method. then this is called in onPostExecute..
http://stackoverflow.com/questions/1979524/android-splashscreen so it can store the data it has downloaded to some variable in your Activity and close the ProgressDialog in its onPostExecute method. Not sure how to elaborate anymore without just showing the code so here it is public class MyActivity extends Activity.. is where you would do all the work of downloading your data return replace this with your data object protected void onPostExecute Object result Pass the result data back to the main activity MyActivity.this.data result if MyActivity.this.pd null MyActivity.this.pd.dismiss..
Download a file with Android, and showing the progress in a ProgressDialog http://stackoverflow.com/questions/3028306/download-a-file-with-android-and-showing-the-progress-in-a-progressdialog false mProgressDialog.setMax 100 mProgressDialog.setProgress progress 0 @Override protected void onPostExecute String result mProgressDialog.dismiss if result null Toast.makeText context Download error result Toast.LENGTH_LONG .show..
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 threads and or handlers. The example then continues to show how some exemplary showDialog method is called in onPostExecute . This however seems entirely contrived to me because showing a dialog always needs a reference to a valid Context and an.. will fail with an exception you even risk creating a memory leak. Unless my logic is flawed here this translates to onPostExecute is entirely useless because what good is it for this method to run on the UI thread if you don't have access to any context.. since you are sending and receiving messages on the same thread you create it on the UI thread and send through it in onPostExecute which is also executed on the UI thread . To top it all off even with that workaround you still have the problem that when..
Make an HTTP request with android http://stackoverflow.com/questions/3505930/make-an-http-request-with-android e TODO Handle problems.. catch IOException e TODO Handle problems.. return responseString @Override protected void onPostExecute String result super.onPostExecute result Do anything with response.. You then can make a request by new RequestTask .execute.. e TODO Handle problems.. return responseString @Override protected void onPostExecute String result super.onPostExecute result Do anything with response.. You then can make a request by new RequestTask .execute http stackoverflow.com share..
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 the activity data member from doInBackground . If you follow the above recipe it will all work. onProgressUpdate and onPostExecute are suspended between the start of onRetainNonConfigurationInstance and the end of the subsequent onCreate . Here is a sample..
http://stackoverflow.com/questions/4538338/progressdialog-in-asynctask activity protected void onPreExecute this.dialog.setMessage Progress start this.dialog.show @Override protected void onPostExecute final Boolean success if dialog.isShowing dialog.dismiss MessageListAdapter adapter new MessageListAdapter activity titles..
http://stackoverflow.com/questions/9671546/asynctask-android-example TextView txt TextView findViewById R.id.output txt.setText Executed return null @Override protected void onPostExecute String result @Override protected void onPreExecute @Override protected void onProgressUpdate Void... values I am just.. try Thread.sleep 1000 catch InterruptedException e e.printStackTrace return Executed @Override protected void onPostExecute String result TextView txt TextView findViewById R.id.output txt.setText Executed txt.setText result might want to change.. txt.setText Executed txt.setText result might want to change executed for the returned string passed into onPostExecute but that is upto you @Override protected void onPreExecute @Override protected void onProgressUpdate Void... values share..
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