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2014/10/16 ¤W¤È 08:19:50
android Programming Glossary: myapplicationhttp://stackoverflow.com/questions/1944656/android-global-variable class and add member variables like so public class MyApplication extends Application private String someVariable public String.. android.app.Application application android name MyApplication android icon @drawable icon android label @string app_name Then.. activities you can get and set the variable like so set MyApplication this.getApplication .setSomeVariable foo get String s MyApplication..
Static Way to get Context on android? http://stackoverflow.com/questions/2002288/static-way-to-get-context-on-android file declare following application android name com.xyz.MyApplication application then write the class public class MyApplication.. application then write the class public class MyApplication extends Application private static Context context public void.. static Context context public void onCreate super.onCreate MyApplication.context getApplicationContext public static Context getAppContext..
Changing Locale within the app itself http://stackoverflow.com/questions/2264874/changing-locale-within-the-app-itself and added the following code public class MyApplication extends Application private Locale locale null @Override public..
http://stackoverflow.com/questions/2472059/cant-build-and-run-an-android-test-project-created-using-ant-create-test-proje javac public class GsonTest extends RoboUnitTestCase MyApplication javac ^ javac Users mike Projects myapp android MyAppTests.. javac public class HttpTest extends RoboUnitTestCase MyApplication javac ^ javac Users mike Projects myapp android MyAppTests.. javac public class LinksTest extends RoboUnitTestCase MyApplication javac ^ javac Users mike Projects myapp android MyAppTests..
How to detect if any of my activity is front-most and visible to user? http://stackoverflow.com/questions/3136187/how-to-detect-if-any-of-my-activity-is-front-most-and-visible-to-user Application object by casting the application context e.g. MyApplication getApplicationContext .isMyActivityActive . You could extend..
Android: Is application running in background? http://stackoverflow.com/questions/3667022/android-is-application-running-in-background note the isActivityVisible static method public class MyApplication extends Application public static boolean isActivityVisible.. application android name your.app.package.MyApplication android icon @drawable icon android label @string app_name Add.. by hand @Override protected void onResume super.onResume MyApplication.activityResumed @Override protected void onPause super.onPause..
How can i clear a SQLite database each time i start my app http://stackoverflow.com/questions/4499420/how-can-i-clear-a-sqlite-database-each-time-i-start-my-app . Drop all tables there and call onCreate . public class MyApplication extends Application protected static final String LOG_TAG MyApplication.. extends Application protected static final String LOG_TAG MyApplication private static DatabaseAdapter mDb private static MyApplication.. private static DatabaseAdapter mDb private static MyApplication mInstance @return The instance of the database adapter. public..
Android - What's the best way to share data between activities? http://stackoverflow.com/questions/4878159/android-whats-the-best-way-to-share-data-between-activities Application import android.app.Application public class MyApplication extends Application private String data public String getData.. String data this.data data Before launching the activity MyApplication app MyApplication getApplicationContext app.setData someData.. data Before launching the activity MyApplication app MyApplication getApplicationContext app.setData someData Then from the launched..
http://stackoverflow.com/questions/1944656/android-global-variable this question You can extend the base android.app.Application class and add member variables like so public class MyApplication extends Application private String someVariable public String getSomeVariable return someVariable public void setSomeVariable.. In your android manifest you must declare the class implementing android.app.Application application android name MyApplication android icon @drawable icon android label @string app_name Then in your activities you can get and set the variable like.. @drawable icon android label @string app_name Then in your activities you can get and set the variable like so set MyApplication this.getApplication .setSomeVariable foo get String s MyApplication this.getApplication .getSomeVariable share improve..
Static Way to get Context on android? http://stackoverflow.com/questions/2002288/static-way-to-get-context-on-android share improve this question Do this In Android Manifest file declare following application android name com.xyz.MyApplication application then write the class public class MyApplication extends Application private static Context context public void.. file declare following application android name com.xyz.MyApplication application then write the class public class MyApplication extends Application private static Context context public void onCreate super.onCreate MyApplication.context getApplicationContext.. public class MyApplication extends Application private static Context context public void onCreate super.onCreate MyApplication.context getApplicationContext public static Context getAppContext return MyApplication.context Now every where call MyApplication.getAppContext..
Changing Locale within the app itself http://stackoverflow.com/questions/2264874/changing-locale-within-the-app-itself ended up with the following approach I have extended android.app.Application and added the following code public class MyApplication extends Application private Locale locale null @Override public void onConfigurationChanged Configuration newConfig super.onConfigurationChanged..
http://stackoverflow.com/questions/2472059/cant-build-and-run-an-android-test-project-created-using-ant-create-test-proje 11 cannot find symbol javac symbol class RoboUnitTestCase javac public class GsonTest extends RoboUnitTestCase MyApplication javac ^ javac Users mike Projects myapp android MyAppTests src com myapp test HttpTest.java 6 package roboguice.test does.. 15 cannot find symbol javac symbol class RoboUnitTestCase javac public class HttpTest extends RoboUnitTestCase MyApplication javac ^ javac Users mike Projects myapp android MyAppTests src com myapp test LinksTest.java 4 package roboguice.test does.. 12 cannot find symbol javac symbol class RoboUnitTestCase javac public class LinksTest extends RoboUnitTestCase MyApplication javac ^ javac Users mike Projects myapp android MyAppTests src com myapp test SafeAsyncTest.java 4 package roboguice.test..
How to detect if any of my activity is front-most and visible to user? http://stackoverflow.com/questions/3136187/how-to-detect-if-any-of-my-activity-is-front-most-and-visible-to-user is why the Application makes sense. You can get the custom Application object by casting the application context e.g. MyApplication getApplicationContext .isMyActivityActive . You could extend Activity as well to help keep this code clean and contained...
Android: Is application running in background? http://stackoverflow.com/questions/3667022/android-is-application-running-in-background from the service . Example Implement custom Application class note the isActivityVisible static method public class MyApplication extends Application public static boolean isActivityVisible return activityVisible public static void activityResumed activityVisible.. activityVisible Register your application class in AndroidManifest.xml application android name your.app.package.MyApplication android icon @drawable icon android label @string app_name Add onPause and onResume to every Activity in the project you.. ListActivity etc. you still need to write the following by hand @Override protected void onResume super.onResume MyApplication.activityResumed @Override protected void onPause super.onPause MyApplication.activityPaused The wrong one I used to suggest..
How can i clear a SQLite database each time i start my app http://stackoverflow.com/questions/4499420/how-can-i-clear-a-sqlite-database-each-time-i-start-my-app Beside onCreate and onUpgrade you can override onOpen . Drop all tables there and call onCreate . public class MyApplication extends Application protected static final String LOG_TAG MyApplication private static DatabaseAdapter mDb private static.. tables there and call onCreate . public class MyApplication extends Application protected static final String LOG_TAG MyApplication private static DatabaseAdapter mDb private static MyApplication mInstance @return The instance of the database adapter... Application protected static final String LOG_TAG MyApplication private static DatabaseAdapter mDb private static MyApplication mInstance @return The instance of the database adapter. public static DatabaseAdapter getDatabaseAdapter return mDb @return..
Android - What's the best way to share data between activities? http://stackoverflow.com/questions/4878159/android-whats-the-best-way-to-share-data-between-activities the app is launched. You can provide a custom one by extending Application import android.app.Application public class MyApplication extends Application private String data public String getData return data public void setData String data this.data data.. data public String getData return data public void setData String data this.data data Before launching the activity MyApplication app MyApplication getApplicationContext app.setData someData Then from the launched activity MyApplication app MyApplication.. getData return data public void setData String data this.data data Before launching the activity MyApplication app MyApplication getApplicationContext app.setData someData Then from the launched activity MyApplication app MyApplication getApplicationContext..
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