The application may be doing too much work on its main thread

Warning: The application may be doing too much work on its main thread
Try this sorce code:


import android.os.StrictMode;

public class MyActivity extends Activity {
	static{
		StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder().permitAll().build();
		StrictMode.setThreadPolicy(policy);
	}
	@Override
    public void onCreate(Bundle savedInstanceState) {
//.................. etc.

396LW NO topic_id

Další témata ....(Topics)

115

Progressbar change background and fore color - Android sample | progressbar-background-and-fore-color-android-sample

MainActivity.java


        ProgressBar mProgressBarScore;
      // onCreate
	mProgressBarScore = (ProgressBar)findViewById(R.id.progressBarScore);
	Resources res = getResources();
	mProgressBarScore.setProgressDrawable(res.getDrawable( R.drawable.my_progress));

res/layout/main.xml


       <ProgressBar
            android:id="@+id/progressBarScore"
            style="?android:attr/progressBarStyleHorizontal"
            android:layout_width="fill_parent"
            android:layout_height="wrap_content" android:max="100"/>

res/drawable/my_progress.xml










    

        

        

                        android:startColor="#FF001A"

                android:centerColor="#ff5a5d5a"

                android:centerY="0.75"

                android:endColor="#FF001A"

                android:angle="270"

        />

    







    

        

            

                                android:startColor="#80ffd300"

                    android:centerColor="#80ffb600"

                    android:centerY="0.75"

                    android:endColor="#a0ffcb00"

                    android:angle="270"

            />

        

    



    android:id="@android:id/progress"

>

    

        

            

                            android:radius="10dip" />

                            android:startColor="#00ff00"

                android:centerColor="#80ffb600"

                android:centerY="0.75"

                android:endColor="#339900"

                android:angle="270" />

Screen Android Landscape Portrait programmatically | screen-android

Screen Android example source code for developers.
Get orientation of screen.


 public int getScreenOrientation() {
  if (getResources().getConfiguration().orientation == Configuration.ORIENTATION_PORTRAIT)                {
       return 1; // Portrait Mode
   
  }else if (getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE) {
       return 2;   // Landscape mode
  }
  return 0;
 }

102

Unable to resolve id for attribute id Graphical layout editor Eclipse error | unable-to-resolve-id-for-attribute-id-graphical-layout-editor-eclipse-error

Problem: erroneous entry of id


<RadioButton android:id="idRadio"
                android:text="My radio button"/>

Solution: @+id/


<RadioButton android:id="@+id/idRadio"
                android:text="My radio button"/>

296

Shared Preferences file path Android | shared-preferences-file-path-android


/data/data/<package>/shared_prefs/<package>_preferences.xml

String TAG = "MyActivityName";
File f = new File("/data/data/"+this.getPackageName()
+"/shared_prefs/"+this.getPackageName()+"_preferences.xml");
if(f.exists())
	Log.d(TAG, "exist");
else
	Log.d(TAG, "not exist");

Emulator window was out of view and was recentred - Android emulator warning | emulator-window-was-out-of-view-and-was-recentred-android-emulator-warning

Emulator window was out of view and was recentred
Emulator] WARNING: Data partition already in use. Changes will not persist!
Emulator] WARNING: SD Card image already in use: C:\Documents and Settings\user_name\.android\avd\hvga21_up1_7.avd/sdcard.img
Emulator] WARNING: Cache partition already in use. Changes will not persist!

Basic step
Try restart Eclipse if using from menu File->Restart

Other solutions

Solution 1: try restart ADB server
//android.okhelp.cz/how-quickly-restart-adb-exe-adb-server-android-emulator-example/

Solution 2:

Delete Run Configuration

//android.okhelp.cz/android-emulator-wont-run-application-started-from-eclipse/

Solution 3:
Try delete:


c:\Documents and Settings\user_name\.android\avd\my_avd.avd\cache.img
c:\Documents and Settings\user_name\.android\avd\my_avd.avd\userdata-qemu.img

Try solution 4:
Eclipse menu select Window->Preferences->Android

Windows 32

FROM: C:\Program Files\Android\android-sdk
TO: C:\PROGRA~1\Android\android-sdk

Windows 64

FROM: C:\Program Files (x86)\Android\android-sdk
TO: C:\PROGRA~2\Android\android-sdk

Editace: 2013-12-09 10:11:46
Počet článků v kategorii: 396
Url:the-application-may-be-doing-too-much-work-on-its-main-thread

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