android thread settext
Use a Handler: public TextView pc; Handler handler = new Handler(); oncreate(..) setContentView(R.layout.main); pc = new TextView(context); Thread t =new Thread() public void run() handler.post(new Runnable() public void run() pc.setText("test&q, You could use an AsyncTask for this use-case, as the ability to update views on the UI thread is included right out of the box. http://developer.android.com/reference/android/os/AsyncTask.html. This is from the usage example provided, with comments to sh, You need a reference to that textview and then do: textView.post(new Runnable() public void run() textView.setText(yourText); } });., There are many ways to do this. One simple way of doing this is as- new Handler().post(new Runnable() @Override public void run() // Code here will run in UI thread } });. for more info see this Android basics: running code in the UI thread., besides runOnUiThread there is also View#post(Runnable) which I would prefer here because you don't need ugly looking references to the outer Activity ( MyActivity.this.runOnUiThread() ). private class GenerateRunnable implements Runnable public voi, try this instead public void onViewCreated(final View view, Bundle savedInstanceState) // main thread final Handler handler = new Handler(); final TextView t1 = (TextView) view.findViewById(R.id.txt1); final TextView t2 = (TextView) view.findViewById(R., setText(String.format("%02d:%02d:%02d", now.get(Calendar.HOUR_OF_DAY), now.get(Calendar.MINUTE), now.get(Calendar.SECOND))); //run again with delay handler.postDelayed(timerTask, TIMER_DELAY); } }; }. I forgot add this, sorry. Don't forget , You can not update UI from doInBackground in AsyncTask . All UI related operations need to be done inside UI thread. You can use runonUithread to update text in your textview inside doInBackground. Here is an example. Code: @Override protected String doI, android裡的thread 好像不能即時Toast和TextView.setText() 一直出現錯誤訊息(後來找到原因，你往下看就知道了) 只能跟在run()裡執行seekbar.setProgress() 很怪，若要用thread傳送即時訊息更新，好像要用到android的class：handler(花了一天得結果：這個推論沒有錯！但是更新和加總的動作不是副執行緒做，副 ..., text = (TextView)findViewById(R.id.text); int i =0; while(true) i++; text.setText(Integer.toString(i)); }. 馬上就會跳出ANR 的視窗所以我們就必須把要更新很頻繁的東西放到Thread 裡面但是它一直跑一直跑我們要怎麼知道它跑完一圈又要跑第二圈了呢？ new Thread(new Runnable() @Override public void run() ...
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 android thread settext 相關參考資料
android - How to textView.setText from Thread? - Stack Overflow
Use a Handler: public TextView pc; Handler handler = new Handler(); oncreate(..) setContentView(R.layout.main); pc = new TextView(context); Thread t =new Thread() public void run() handler.post(new... https://stackoverflow.com java - How to set text to a text view from a Thread class - Stack ...
You could use an AsyncTask for this use-case, as the ability to update views on the UI thread is included right out of the box. http://developer.android.com/reference/android/os/AsyncTask.html. This ... https://stackoverflow.com android - How to set text of text view in another thread - Stack ...
You need a reference to that textview and then do: textView.post(new Runnable() public void run() textView.setText(yourText); } });. https://stackoverflow.com java - How to settext Textview in another Thread? (Android ...
There are many ways to do this. One simple way of doing this is as- new Handler().post(new Runnable() @Override public void run() // Code here will run in UI thread } });. for more info see this An... https://stackoverflow.com java - How to setText from a separate Thread in Android - Stack ...
besides runOnUiThread there is also View#post(Runnable) which I would prefer here because you don't need ugly looking references to the outer Activity ( MyActivity.this.runOnUiThread() ). private... https://stackoverflow.com How to setText or send a arraylist from the thread in android ...
try this instead public void onViewCreated(final View view, Bundle savedInstanceState) // main thread final Handler handler = new Handler(); final TextView t1 = (TextView) view.findViewById(R.id.txt... https://stackoverflow.com android - Changing TextView text from a thread - Stack Overflow
setText(String.format("%02d:%02d:%02d", now.get(Calendar.HOUR_OF_DAY), now.get(Calendar.MINUTE), now.get(Calendar.SECOND))); //run again with delay handler.postDelayed(timerTask, TIMER_DELA... https://stackoverflow.com android - Method setText must be called from the UI thread - Stack ...
You can not update UI from doInBackground in AsyncTask . All UI related operations need to be done inside UI thread. You can use runonUithread to update text in your textview inside doInBackground. H... https://stackoverflow.com 小鰻的Android學習筆記: android裡的thread的朋友：Handler
android裡的thread 好像不能即時Toast和TextView.setText() 一直出現錯誤訊息(後來找到原因，你往下看就知道了) 只能跟在run()裡執行seekbar.setProgress() 很怪，若要用thread傳送即時訊息更新，好像要用到android的class：handler(花了一天得結果：這個推論沒有錯！但是更新和加總的動作不是副執行緒做，副 ... http://lp43.blogspot.com GiveMePasS's Android惡補筆記: 如何使用Thread和Handler
text = (TextView)findViewById(R.id.text); int i =0; while(true) i++; text.setText(Integer.toString(i)); }. 馬上就會跳出ANR 的視窗所以我們就必須把要更新很頻繁的東西放到Thread 裡面但是它一直跑一直跑我們要怎麼知道它跑完一圈又要跑第二圈了呢？ new Thread(new Runna... http://givemepass.blogspot.com |