Example usage for android.content Context getApplicationContext

Introduction

In this page you can find the example usage for android.content Context getApplicationContext.

Prototype

public abstract Context getApplicationContext();

Source Link

Document

Return the context of the single, global Application object of the current process.

Usage

From source file:Main.java

public static int getScreenWidth(Context context) {
    new DisplayMetrics();
    return context.getApplicationContext().getResources().getDisplayMetrics().widthPixels;
}

From source file:Main.java

public static int getScreenHeight(Context context) {
    new DisplayMetrics();
    return context.getApplicationContext().getResources().getDisplayMetrics().heightPixels;
}

From source file:Main.java

public static void setApplicationContext(Context context) {
    sApplicationContext = context.getApplicationContext();
}

From source file:Main.java

public static String getApplicationVersion(Context context) {
    try {/*from   w  w  w.ja  va2  s.  c om*/
        return context.getApplicationContext().getPackageManager().getPackageInfo(context.getPackageName(),
                0).versionName;
    } catch (NameNotFoundException e) {
        Log.e("NameNotFoundException", e.getMessage());
    }
    return "";
}

From source file:Main.java

public static void remove(Context context, String key) {
    SharedPreferences sp = context.getApplicationContext().getSharedPreferences(SP_NAME, Context.MODE_PRIVATE);
    Editor editor = sp.edit();/*from ww w  .  j a v a 2  s.c o m*/
    editor.remove(key);
    editor.commit();
}

From source file:Main.java

public static int[] getScreenSize(Context context) {
    final DisplayMetrics displayMetrics = context.getApplicationContext().getResources().getDisplayMetrics();
    return new int[] { displayMetrics.widthPixels, displayMetrics.heightPixels };
}

From source file:Main.java

public static void showMessage(Context context, String msg) {
    Toast toast = Toast.makeText(context.getApplicationContext(), msg, Toast.LENGTH_LONG);
    toast.setGravity(Gravity.CENTER, 0, 0);
    toast.show();// www.j  a va  2 s .  com
}

From source file:Main.java

public static void showToast(Context context, String message) {
    Toast.makeText(context.getApplicationContext(), message, Toast.LENGTH_SHORT).show();
}

From source file:Main.java

/**
 * Wake ups the phone./*from  ww  w .  j  a v a  2 s .c om*/
 * @param context
 */
public static void partialWakeUpLock(Context context) {
    PowerManager pm = (PowerManager) context.getApplicationContext().getSystemService(Context.POWER_SERVICE);
    PowerManager.WakeLock wakeLock = pm.newWakeLock((PowerManager.SCREEN_BRIGHT_WAKE_LOCK
            | PowerManager.FULL_WAKE_LOCK | PowerManager.ACQUIRE_CAUSES_WAKEUP), "TAG");
    wakeLock.acquire();
}

From source file:Main.java

/**
 * Gets the current application cache directory path in private storage.
 *
 * @param context Any context./*w ww. jav a  2 s  .c om*/
 * @return The default application cache directory path.
 */
public static String getCacheDirPathName(Context context) {
    return context.getApplicationContext().getCacheDir() + File.separator + getCacheDirName();
}