Example usage for android.support.v4.app FragmentManager getBackStackEntryAt

Introduction

In this page you can find the example usage for android.support.v4.app FragmentManager getBackStackEntryAt.

Prototype

public abstract BackStackEntry getBackStackEntryAt(int index);

Source Link

Document

Return the BackStackEntry at index index in the back stack; entries start index 0 being the bottom of the stack.

Usage

From source file:org.kaaproject.kaa.demo.photoframe.util.Utils.java

public static Fragment getTopFragment(FragmentActivity activity) {
    if (activity == null) {
        Log.e(TAG, "Unable to get top fragment. Invalid args.");
        return null;
    }/*from w w  w . j  a  v  a2s. c  o  m*/

    FragmentManager fm = activity.getSupportFragmentManager();
    if (fm.getBackStackEntryCount() > 0) {
        FragmentManager.BackStackEntry entry = fm.getBackStackEntryAt(fm.getBackStackEntryCount() - 1);
        return fm.findFragmentByTag(entry.getName());
    }
    return null;
}

From source file:org.kaaproject.kaa.demo.photoframe.fragment.BaseFragment.java

public static Fragment getCurrentFragment(MainActivity activity) {

    final FragmentManager fm = activity.getSupportFragmentManager();
    if (fm.getBackStackEntryCount() > 0) {
        final FragmentManager.BackStackEntry entry = fm.getBackStackEntryAt(fm.getBackStackEntryCount() - 1);
        return fm.findFragmentByTag(entry.getName());
    }/*from   ww  w  . ja va 2s. c  om*/
    return null;
}

From source file:com.example.android.supportv4.app.FragmentStackFragmentSupport.java

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View v = inflater.inflate(R.layout.fragment_stack, container, false);

    // Watch for button clicks.
    Button button = (Button) v.findViewById(R.id.new_fragment);
    button.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            addFragmentToStack();/*  w  w  w . j  a  v a 2  s. com*/
        }
    });
    button = (Button) v.findViewById(R.id.delete_fragment);
    button.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            getChildFragmentManager().popBackStack();
        }
    });
    button = (Button) v.findViewById(R.id.home);
    button.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            // If there is a back stack, pop it all.
            FragmentManager fm = getChildFragmentManager();
            if (fm.getBackStackEntryCount() > 0) {
                fm.popBackStack(fm.getBackStackEntryAt(0).getId(), FragmentManager.POP_BACK_STACK_INCLUSIVE);
            }
        }
    });

    return v;
}

From source file:com.example.android.supportv13.app.FragmentStackSupport.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.fragment_stack);

    // Watch for button clicks.
    Button button = (Button) findViewById(R.id.new_fragment);
    button.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            addFragmentToStack();//from www  .  j a  v  a2  s.  com
        }
    });
    button = (Button) findViewById(R.id.home);
    button.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            // If there is a back stack, pop it all.
            FragmentManager fm = getSupportFragmentManager();
            if (fm.getBackStackEntryCount() > 0) {
                fm.popBackStack(fm.getBackStackEntryAt(0).getId(), FragmentManager.POP_BACK_STACK_INCLUSIVE);
            }
        }
    });

    if (savedInstanceState == null) {
        // Do first time initialization -- add initial fragment.
        Fragment newFragment = CountingFragment.newInstance(mStackLevel);
        FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
        ft.add(R.id.simple_fragment, newFragment).commit();
    } else {
        mStackLevel = savedInstanceState.getInt("level");
    }
}

From source file:com.ambantis.magic.views.FragmentStackSupport.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.fragment_stack);

    // Watch for button clicks.
    Button button = (Button) findViewById(R.id.new_fragment);
    button.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            addFragmentToStack();/*from   w  w  w  .j  av  a  2  s .com*/
        }
    });
    button = (Button) findViewById(R.id.home);
    button.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            // If there is a back stack, pop it all.
            FragmentManager fm = getSupportFragmentManager();
            if (fm.getBackStackEntryCount() > 0) {
                fm.popBackStack(fm.getBackStackEntryAt(0).getId(), FragmentManager.POP_BACK_STACK_INCLUSIVE);
            }
        }
    });

    if (savedInstanceState == null) {
        // Do first time initialization -- add initial fragment.
        Fragment newFragment = CountingFragment.newInstance(mIndex);
        FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
        ft.add(R.id.simple_fragment, newFragment).commit();
    } else {
        mStackLevel = savedInstanceState.getInt("level");
    }
}

From source file:com.jaspersoft.android.jaspermobile.activities.repository.fragment.SearchControllerFragment.java

public String getResourceUri() {
    FragmentManager fm = getFragmentManager();
    int entryCount = fm.getBackStackEntryCount();
    if (entryCount == 0) {
        return ResourcesFragment.ROOT_URI;
    }// w ww . jav  a 2  s . c om
    FragmentManager.BackStackEntry entry = fm.getBackStackEntryAt(entryCount - 1);
    return entry.getName();
}

From source file:com.jaspersoft.android.jaspermobile.activities.repository.fragment.RepositorySearchFragment.java

public String getResourceUri() {
    FragmentManager fm = getFragmentManager();
    int entryCount = fm.getBackStackEntryCount();
    if (entryCount == 0) {
        return RepositoryFragment.ROOT_URI;
    }//  w  w w. j  ava2 s  .com
    FragmentManager.BackStackEntry entry = fm.getBackStackEntryAt(entryCount - 1);
    return entry.getName();
}

From source file:org.barbon.mangaget.BaseFragmentActivity.java

protected void popBackStack(String name) {
    FragmentManager manager = getSupportFragmentManager();

    // should be equivalent to manager.popBackStack(name, 0), but
    // for some reason the former does not work
    for (int i = manager.getBackStackEntryCount(); i != 0; --i) {
        if (name.equals(manager.getBackStackEntryAt(i - 1).getName()))
            break;

        manager.popBackStack();/*w  ww  . ja  v  a 2  s.  co  m*/
    }

    manager.executePendingTransactions();
}

From source file:vn.cybersoft.obs.android.activities.MainActivity.java

@Override
public void onBackPressed() {
    FragmentManager mgr = getSupportFragmentManager();
    int idxLast = mgr.getBackStackEntryCount() - 2;
    if (idxLast < 0) {
        this.setResult(RESULT_OK);
        finish();/*  w  w w  .  j  av  a2 s. c o  m*/
    } else {
        BackStackEntry entry = mgr.getBackStackEntryAt(idxLast);
        swapToFragmentView(ScreenList.valueOf(entry.getName()));
    }
}

From source file:de.fahrgemeinschaft.BaseActivity.java

protected void showFragment(Fragment f, String name, int in, int out) {
    setTitle(name);//from  ww w .ja v a2  s  . co m
    FragmentManager fm = getSupportFragmentManager();
    for (int i = fm.getBackStackEntryCount() - 1; i >= 0; i--) {
        if (fm.getBackStackEntryAt(i).getName().equals(name)) {
            for (int j = fm.getBackStackEntryCount() - 1; j > i; j--) {
                fm.popBackStackImmediate();
            }
            return;
        }
    }
    fm.beginTransaction().setCustomAnimations(in, R.anim.do_nix, R.anim.do_nix, out)
            .add(R.id.container, f, name).addToBackStack(name).commit();
}