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2014/10/16 ¤W¤È 08:14:04
android Programming Glossary: getapplicationcontexthttp://stackoverflow.com/questions/3572463/what-is-context-in-android package application You can get the context by invoking getApplicationContext getContext getBaseContext or this when in the activity class.. getContext ListAdapter adapter new SimpleCursorAdapter getApplicationContext ... Accessing Standard Common Resources Services like LAYOUT_INFLATER_SERVICE.. context.getSystemService LAYOUT_INFLATER_SERVICE getApplicationContext .getSharedPreferences name mode Accessing Components Implicitly..
Android: install .apk programmatically [duplicate] http://stackoverflow.com/questions/4967669/android-install-apk-programmatically is not working catch IOException e Toast.makeText getApplicationContext Update error Toast.LENGTH_LONG .show my permissions are INTERNET..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables You can access it from any context using the Context.getApplicationContext method Activity also provides a method getApplication which.. public void onCreate Bundle b ... MyApp appState MyApp getApplicationContext String state appState.getState ... This has essentially the..
When to call activity context OR application context? http://stackoverflow.com/questions/7298731/when-to-call-activity-context-or-application-context means that some programmers recommend you to use this.getApplicationContext as often as possible in order to not leak out any memory. This.. wrong android context share improve this question getApplicationContext is almost always wrong. Ms. Hackborn among others have been.. among others have been very explicit that you only use getApplicationContext when you know why you are using getApplicationContext and only..
http://stackoverflow.com/questions/3572463/what-is-context-in-android information regarding another part of your program activity package application You can get the context by invoking getApplicationContext getContext getBaseContext or this when in the activity class . Typical uses of context Creating New objects Creating new.. Creating new views adapters listeners TextView tv new TextView getContext ListAdapter adapter new SimpleCursorAdapter getApplicationContext ... Accessing Standard Common Resources Services like LAYOUT_INFLATER_SERVICE SharedPreferences context.getSystemService.. Resources Services like LAYOUT_INFLATER_SERVICE SharedPreferences context.getSystemService LAYOUT_INFLATER_SERVICE getApplicationContext .getSharedPreferences name mode Accessing Components Implicitly Regarding content providers broadcasts intent getApplicationContext..
Android: install .apk programmatically [duplicate] http://stackoverflow.com/questions/4967669/android-install-apk-programmatically android.com.app startActivity promptInstall installation is not working catch IOException e Toast.makeText getApplicationContext Update error Toast.LENGTH_LONG .show my permissions are INTERNET WRITE_EXTERNAL_STORAGE INSTALL_PACKAGES DELETE_PACKAGES..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables of that class and make it available for your entire application. You can access it from any context using the Context.getApplicationContext method Activity also provides a method getApplication which has the exact same effect class MyApp extends Application private.. String s myState s class Blah extends Activity @Override public void onCreate Bundle b ... MyApp appState MyApp getApplicationContext String state appState.getState ... This has essentially the same effect as using a static variable or singleton but integrates..
When to call activity context OR application context? http://stackoverflow.com/questions/7298731/when-to-call-activity-context-or-application-context As I understand it so far Each is an instance of its class which means that some programmers recommend you to use this.getApplicationContext as often as possible in order to not leak out any memory. This is because the other this getting the Activity instance context.. Activity instance and the application context will be useless wrong android context share improve this question getApplicationContext is almost always wrong. Ms. Hackborn among others have been very explicit that you only use getApplicationContext when you.. getApplicationContext is almost always wrong. Ms. Hackborn among others have been very explicit that you only use getApplicationContext when you know why you are using getApplicationContext and only when you need to use getApplicationContext . To be blunt..
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