Example usage for android.content Intent FLAG_ACTIVITY_CLEAR

Introduction

In this page you can find the example usage for android.content Intent FLAG_ACTIVITY_CLEAR_TOP.

Prototype

int FLAG_ACTIVITY_CLEAR_TOP

To view the source code for android.content Intent FLAG_ACTIVITY_CLEAR_TOP.

Click Source Link

Document

If set, and the activity being launched is already running in the current task, then instead of launching a new instance of that activity, all of the other activities on top of it will be closed and this Intent will be delivered to the (now on top) old activity as a new Intent.

Usage

From source file:Main.java

public static <T extends Activity> void startActivity(Activity parent, Class<T> clazz, boolean killParent) {
    Intent intent = new Intent(parent, clazz);
    if (killParent) {
        intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
    }//w  ww  .ja  v a  2 s . c  o  m
    parent.startActivity(intent);

    if (killParent) {
        parent.finish();
    }
}

From source file:Main.java

public static <T extends Activity> void startActivity(Activity parent, Class<T> clazz, boolean killParent) {
    Intent intent = new Intent(parent, clazz);
    intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
    parent.startActivity(intent);//  w  w  w.  j a va2  s . c  o m

    if (killParent) {
        parent.finish();
    }
}

From source file:Main.java

private static Intent createCalendarIntent(String action) {
    Intent intent = new Intent();
    intent.setAction(action);//from   ww  w.  ja v  a  2  s  .c  o m
    intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED
            | Intent.FLAG_ACTIVITY_CLEAR_TOP);
    return intent;
}

From source file:Main.java

public static void startActivityNoHistory(Activity activity, Class classActivity) {
    Intent intent = new Intent();
    intent.setClass(activity, classActivity);
    intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TOP);
    activity.startActivity(intent);//  w  w w .j av  a  2s.co  m
}

From source file:Main.java

public static void restartApp(Activity activity) {
    if (activity == null) {
        return;//from ww w.  ja  va  2 s. co  m
    }
    Intent i = activity.getBaseContext().getPackageManager()
            .getLaunchIntentForPackage(activity.getBaseContext().getPackageName());
    i.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
    activity.startActivity(i);
    activity.finish();
}

From source file:Main.java

/**
 * Restart the app.//from  www  .  j  av  a2  s  .  c  o m
 * @param context
 */
public static void restartApplication(Context context) {
    Intent i = context.getPackageManager().getLaunchIntentForPackage(context.getPackageName());
    i.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
    i.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);

    PendingIntent p = PendingIntent.getActivity(context, 0, i, PendingIntent.FLAG_CANCEL_CURRENT);
    AlarmManager mgr = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
    mgr.set(AlarmManager.RTC, System.currentTimeMillis() + 500, p);

    //kill the application
    System.exit(0);
}

From source file:Main.java

public static void openApplication(final Context context, String packageName) {
    PackageManager packageManager = context.getPackageManager();
    Intent intent = packageManager.getLaunchIntentForPackage(packageName);
    intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED
            | Intent.FLAG_ACTIVITY_CLEAR_TOP);
    context.startActivity(intent);/*  www.j  a  v a  2s .  c o m*/
}

From source file:Main.java

/**
 * Goes back to the specific activity if it was already created and clears stack
 * on top of it// ww  w  .ja  v  a  2 s.co m
 * @param context context to work in
 * @param activityToGoBack activity class to go back to
 */
public static void goBackTo(Context context, Class<? extends Activity> activityToGoBack) {
    Intent intent = new Intent(context, activityToGoBack);
    intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_SINGLE_TOP);
    context.startActivity(intent);
}

From source file:Main.java

public static void standardUp(Activity activity) {
    Intent upIntent = NavUtils.getParentActivityIntent(activity);
    if (NavUtils.shouldUpRecreateTask(activity, upIntent)) {
        TaskStackBuilder.create(activity).addNextIntentWithParentStack(upIntent).startActivities();
    } else {/*from www .  ja  v a 2  s  .  co m*/
        upIntent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
        activity.startActivity(upIntent);
        activity.finish();
    }
}

From source file:Main.java

public static boolean startActivityUsingScheme(Activity a, String scheme, Bundle args) {
    Uri uri = Uri.parse(scheme + "://");
    Intent intent = new Intent(Intent.ACTION_RUN, uri);
    boolean result = true;
    try {//from  w w  w  .jav a  2s. c  om
        intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
        if (args != null)
            intent.putExtras(args);
        a.startActivity(intent);
    } catch (Exception e) {
        Log.e(a.getClass().getName(), e.getMessage(), e);
        result = false;
    }
    return result;
}

Example usage for android.content Intent FLAG_ACTIVITY_CLEAR_TOP

Introduction

Prototype

Document

Usage