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

List of usage examples for android.support.v4.app FragmentManager popBackStack

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  6. popBackStack

Introduction

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

Prototype

public abstract void popBackStack(int id, int flags);

Source Link

Document

Pop all back stack states up to the one with the given identifier.

Usage

From source file:org.sufficientlysecure.keychain.ui.keyview.ViewKeyActivity.java

public void showMainFragment() {
    new Handler().post(new Runnable() {
        @Override//from w w  w . j a  v  a2s  .  co m
        public void run() {
            FragmentManager manager = getSupportFragmentManager();

            // unless we must refresh
            ViewKeyFragment frag = (ViewKeyFragment) manager.findFragmentByTag("view_key_fragment");
            // if everything is valid, just drop it
            if (frag != null && frag.isValidForData(mIsSecret)) {
                return;
            }

            // if the main fragment doesn't exist, or is not of the correct type, (re)create it
            frag = ViewKeyFragment.newInstance(mMasterKeyId, mIsSecret);
            // get rid of possible backstack, this fragment is always at the bottom
            manager.popBackStack("security_token", FragmentManager.POP_BACK_STACK_INCLUSIVE);
            manager.beginTransaction().replace(R.id.view_key_fragment, frag, "view_key_fragment")
                    // if this gets lost, it doesn't really matter since the loader will reinstate it onResume
                    .commitAllowingStateLoss();
        }
    });
}

From source file:com.koushikdutta.widgets.ListContentFragmentInternal.java

@SuppressLint("InlinedApi")
void setContentNative(final String breadcrumb) {
    android.app.Fragment f = (android.app.Fragment) mCurrentContent;
    Activity fa = getActivity();/*  ww  w . j ava  2s.  com*/
    final android.app.FragmentManager fm = fa.getFragmentManager();

    android.app.FragmentTransaction ft = fm.beginTransaction();
    if (isPaged()) {
        if (listener == null) {
            fm.addOnBackStackChangedListener(new android.app.FragmentManager.OnBackStackChangedListener() {
                {
                    listener = this;
                }

                @Override
                public void onBackStackChanged() {
                    android.app.Fragment f = (android.app.Fragment) getFragment();
                    if (f.isDetached() || f.isRemoving()) {
                        fm.removeOnBackStackChangedListener(this);
                        return;
                    }
                    View v = getFragment().getView();
                    if (v == null)
                        return;
                    final View l = v.findViewById(R.id.list_fragment);
                    if (l == null)
                        return;
                    if (fm.getBackStackEntryCount() > 0 && "content"
                            .equals(fm.getBackStackEntryAt(fm.getBackStackEntryCount() - 1).getName())) {
                        l.setVisibility(View.GONE);
                    } else {
                        l.setVisibility(View.VISIBLE);
                    }
                }
            });
        }

        fm.popBackStack("content", android.app.FragmentManager.POP_BACK_STACK_INCLUSIVE);
        ft.setBreadCrumbTitle(breadcrumb);
        ft.setBreadCrumbShortTitle(breadcrumb);
        ft.addToBackStack("content");
    }
    ft.replace(getContentId(), f, "content");
    ft.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE);
    ft.commit();
}

From source file:com.koushikdutta.widgets.ListContentFragmentInternal.java

public void setContent(FragmentInterfaceWrapper content, boolean clearChoices, String breadcrumb) {
    mCurrentContent = content;// ww  w .  ja v  a2 s.  c  om
    if (getActivity() instanceof FragmentActivity) {
        Fragment f = (Fragment) mCurrentContent;
        FragmentActivity fa = (FragmentActivity) getActivity();
        final FragmentManager fm = fa.getSupportFragmentManager();
        FragmentTransaction ft = fa.getSupportFragmentManager().beginTransaction();
        if (isPaged()) {
            View v = getFragment().getView();
            Assert.assertNotNull(v);
            final View l = v.findViewById(R.id.list_fragment);
            Assert.assertNotNull(l);
            l.setVisibility(View.GONE);
            fm.addOnBackStackChangedListener(new OnBackStackChangedListener() {
                {
                    listener = this;
                }

                @Override
                public void onBackStackChanged() {
                    Fragment f = (Fragment) getFragment();
                    if (f.isDetached() || f.isRemoving()) {
                        fm.removeOnBackStackChangedListener(this);
                        return;
                    }
                    View v = getFragment().getView();
                    if (v == null)
                        return;
                    final View l = v.findViewById(R.id.list_fragment);
                    if (l == null)
                        return;
                    if (fm.getBackStackEntryCount() > 0 && "content"
                            .equals(fm.getBackStackEntryAt(fm.getBackStackEntryCount() - 1).getName())) {
                        l.setVisibility(View.GONE);
                    } else {
                        l.setVisibility(View.VISIBLE);
                    }
                }
            });

            fm.popBackStack("content", FragmentManager.POP_BACK_STACK_INCLUSIVE);
            ft.setBreadCrumbTitle(breadcrumb);
            ft.setBreadCrumbShortTitle(breadcrumb);
            ft.addToBackStack("content");
        }
        ft.replace(getContentId(), f, "content");
        ft.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE);
        ft.commit();
    } else {
        setContentNative(breadcrumb);
    }

    if (clearChoices)
        getListView().clearChoices();
}

From source file:android.support.v17.leanback.app.GuidedStepSupportFragment.java

/**
 * Convenient method to pop to fragment with Given class.
 * @param  guidedStepFragmentClass  Name of the Class of GuidedStepSupportFragment to pop to.
 * @param flags Either 0 or {@link FragmentManager#POP_BACK_STACK_INCLUSIVE}.
 *///from w w  w  .  j  av a 2s  .  com
public void popBackStackToGuidedStepSupportFragment(Class guidedStepFragmentClass, int flags) {
    if (!GuidedStepSupportFragment.class.isAssignableFrom(guidedStepFragmentClass)) {
        return;
    }
    final FragmentManager fragmentManager = getFragmentManager();
    final int entryCount = fragmentManager.getBackStackEntryCount();
    String className = guidedStepFragmentClass.getName();
    if (entryCount > 0) {
        for (int i = entryCount - 1; i >= 0; i--) {
            BackStackEntry entry = fragmentManager.getBackStackEntryAt(i);
            String entryClassName = getGuidedStepSupportFragmentClassName(entry.getName());
            if (className.equals(entryClassName)) {
                fragmentManager.popBackStack(entry.getId(), flags);
                return;
            }
        }
    }
}

From source file:key.secretkey.MainActivity.java

private void checkLocalRepository(File localDir) {
    FragmentManager fragmentManager = getSupportFragmentManager();
    FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
    if (localDir != null && settings.getBoolean("repository_initialized", false)) {
        Log.d("PASS", "Check, dir: " + localDir.getAbsolutePath());
        // do not push the fragment if we already have it
        if (fragmentManager.findFragmentByTag("PasswordsList") == null
                || settings.getBoolean("repo_changed", false)) {
            settings.edit().putBoolean("repo_changed", false).apply();

            plist = new PasswordFragment();
            Bundle args = new Bundle();
            args.putString("Path",
                    PasswordStorage.getRepositoryDirectory(getApplicationContext()).getAbsolutePath());

            // if the activity was started from the autofill settings, the
            // intent is to match a clicked pwd with app. pass this to fragment
            if (getIntent().getBooleanExtra("matchWith", false)) {
                args.putBoolean("matchWith", true);
            }// ww  w  .  j  ava 2 s .  c  o  m

            plist.setArguments(args);

            getSupportActionBar().show();
            getSupportActionBar().setDisplayHomeAsUpEnabled(false);

            fragmentManager.popBackStack(null, FragmentManager.POP_BACK_STACK_INCLUSIVE);

            fragmentTransaction.replace(R.id.main_layout, plist, "PasswordsList");
            fragmentTransaction.commit();
        }
    } else {
        //            getSupportActionBar().hide();

        fragmentManager.popBackStack(null, FragmentManager.POP_BACK_STACK_INCLUSIVE);
        //            Snackbar snack = Snackbar.make(findViewById(R.id.main_layout), "You fucked up, you shouldn't be here XD",
        //                    Snackbar.LENGTH_INDEFINITE);
        //            snack.show();

        createNewRepository();

        //            ToCloneOrNot cloneFrag = new ToCloneOrNot();
        //            fragmentTransaction.replace(R.id.main_layout, cloneFrag, "ToCloneOrNot");
        //            fragmentTransaction.commit();
    }
}

From source file:android.support.v17.leanback.app.GuidedStepSupportFragment.java

/**
 * Convenient method to close GuidedStepSupportFragments on top of other content or finish Activity if
 * GuidedStepSupportFragments were started in a separate activity.  Pops all stack entries including
 * {@link #UI_STYLE_ENTRANCE}; if {@link #UI_STYLE_ENTRANCE} is not found, finish the activity.
 * Note that this method must be paired with {@link #add(FragmentManager, GuidedStepSupportFragment,
 * int)} which sets up the stack entry name for finding which fragment we need to pop back to.
 *///w ww . j  av  a 2  s  .c  om
public void finishGuidedStepSupportFragments() {
    final FragmentManager fragmentManager = getFragmentManager();
    final int entryCount = fragmentManager.getBackStackEntryCount();
    if (entryCount > 0) {
        for (int i = entryCount - 1; i >= 0; i--) {
            BackStackEntry entry = fragmentManager.getBackStackEntryAt(i);
            if (isStackEntryUiStyleEntrance(entry.getName())) {
                GuidedStepSupportFragment top = getCurrentGuidedStepSupportFragment(fragmentManager);
                if (top != null) {
                    top.setUiStyle(UI_STYLE_ENTRANCE);
                }
                fragmentManager.popBackStack(entry.getId(), FragmentManager.POP_BACK_STACK_INCLUSIVE);
                return;
            }
        }
    }
    ActivityCompat.finishAfterTransition(getActivity());
}

From source file:com.chatwing.whitelabel.activities.CommunicationActivity.java

@Override
public void onBackPressed() {
    if (mCurrentCommunicationMode.isSecondaryDrawerOpening()) {
        ((ChatboxModeManager) mCurrentCommunicationMode).closeSecondaryDrawer();
    } else if (!mCurrentCommunicationMode.isCommunicationBoxDrawerOpening()) {
        // Both online users and chat boxes/conversation lists are closed.
        // Open chat boxes/conversation list now.
        mCurrentCommunicationMode.openCommunicationBoxDrawer();
    } else {//  ww  w  .j  a  va 2 s .co  m
        // Online users list is closed, chat boxes list is opened.
        // User probably is trying to quit the app.
        FragmentManager fragmentManager = getSupportFragmentManager();
        int stackSize = fragmentManager.getBackStackEntryCount();
        if (stackSize == 0) {
            finish();
        } else {
            String fragmentTag = fragmentManager.getBackStackEntryAt(stackSize - 1).getName();
            fragmentManager.popBackStack(fragmentTag, FragmentManager.POP_BACK_STACK_INCLUSIVE);
        }
    }
}

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

public void swapToFragmentView(ScreenList newFragment) {
    Log.i(t, "swapToFragmentView: " + newFragment.toString());
    FragmentManager fragmentManager = getSupportFragmentManager();
    Fragment fragment = null;/*w  w w  . ja  va  2s . c  o m*/
    if (ScreenList.BATTERY_INFO == newFragment) {
        fragment = fragmentManager.findFragmentById(BatteryInfoFragment.LAYOUT_ID);
        if (null == fragment) {
            fragment = new BatteryInfoFragment();
        }
    } else if (ScreenList.OPTIMIZATION == newFragment) {
        fragment = fragmentManager.findFragmentById(OptimizationFragment.LAYOUT_ID);
        if (null == fragment) {
            fragment = new OptimizationFragment();
        }
    } else if (ScreenList.CHARGE == newFragment) {
        fragment = fragmentManager.findFragmentById(ChargeFragment.LAYOUT_ID);
        if (null == fragment) {
            fragment = new ChargeFragment();
        }
    } else if (ScreenList.CONSUMPTION == newFragment) {
        fragment = fragmentManager.findFragmentById(ConsumptionFragment.LAYOUT_ID);
        if (null == fragment) {
            fragment = new ConsumptionFragment();
        }
    } else if (ScreenList.ABOUT == newFragment) {
        fragment = fragmentManager.findFragmentById(AboutFragment.LAYOUT_ID);
        if (null == fragment) {
            fragment = new AboutFragment();
        }
    } else {
        throw new IllegalStateException("Unrecognized ScreenList type");
    }

    currentFragment = newFragment;
    BackStackEntry entry = null;
    for (int i = 0; i < fragmentManager.getBackStackEntryCount(); ++i) {
        BackStackEntry e = fragmentManager.getBackStackEntryAt(i);
        if (e.getName().equals(currentFragment.name())) {
            entry = e;
            break;
        }
    }

    if (null != entry) {
        // flush backward, including the screen want to go back to
        //fragmentManager.popBackStackImmediate(currentFragment.name(), FragmentManager.POP_BACK_STACK_INCLUSIVE);
        fragmentManager.popBackStack(currentFragment.name(), FragmentManager.POP_BACK_STACK_INCLUSIVE);
    }

    // add transaction to show the screen we want
    FragmentTransaction transaction = fragmentManager.beginTransaction();
    transaction.replace(R.id.main_frame, fragment);
    transaction.addToBackStack(currentFragment.name());
    transaction.commit();
    levelSafeInvalidateOptionsMenu();
}

From source file:com.cnm.cnmrc.fragment.vodtvch.Base.java

@Override
public void onDestroyView() {
    {// w  w  w . ja  va2 s.com
        // back key ? 2,    ?,  destoryview? ? count minus?.
        // ? TAG_FRAGMENT_BASE?  fragment ?  .  . .
        // backstack?  transaction? count ? minus ?.
        Fragment f = getActivity().getSupportFragmentManager()
                .findFragmentByTag(((MainActivity) getActivity()).TAG_FRAGMENT_BASE);
        if (f != null) {
            Log.i("hwang", "At Base TAG_FRAGMENT_BASE exist!!!");
        } else {
            Log.i("hwang", "At Base TAG_FRAGMENT_BASE no exist!!!");
        }

        f = getActivity().getSupportFragmentManager().findFragmentById(R.id.loading_data_panel);
        if (f != null) {
            Log.i("hwang", "At Base loading_data_panel exist!!!");
        } else {
            Log.i("hwang", "At Base loading_data_panel no exist!!!");
        }
    }

    //      {
    //         FragmentManager fm = getActivity().getSupportFragmentManager();
    //         Log.i("hwang", "before destory base view fragment count --> " + Integer.toString(fm.getBackStackEntryCount()));
    //           Fragment f = getActivity().getSupportFragmentManager().findFragmentByTag(((MainActivity) getActivity()).TAG_FRAGMENT_BASE);
    //           if (f != null) {
    //              getActivity().getSupportFragmentManager().beginTransaction().remove(f).commit();   // TAG_FRAGMENT_BASE?  fragment ?? ?.
    //            fm.executePendingTransactions(); // fragment ?  ?.
    //           }
    //         Log.i("hwang", "after destory base view fragment count --> " + Integer.toString(fm.getBackStackEntryCount()));
    //         
    //         // check
    //         //  entry stack? ? 0 ? index?.
    //         for (int entry = 0; entry < fm.getBackStackEntryCount(); entry++) {
    //            Log.i("hwang", "Found fragment: " + fm.getBackStackEntryAt(entry).getId());
    //         }
    //      }

    //      {
    //         // same above, ~ ?? ? TAG_FRAGMENT_BASE? ?  fragment ? ?.
    //         FragmentManager fm = getActivity().getSupportFragmentManager();
    //         Log.i("hwang", "before destory base view fragment count --> " + Integer.toString(fm.getBackStackEntryCount()));
    //           Fragment f = getActivity().getSupportFragmentManager().findFragmentByTag(((MainActivity) getActivity()).TAG_FRAGMENT_BASE);
    //           if (f != null) {
    //            fm.popBackStack(((MainActivity) getActivity()).TAG_FRAGMENT_BASE, 0);   // ? ? null ?.             // TAG_FRAGMENT_BASE?  fragment  ?.
    //             fm.popBackStack(((MainActivity) getActivity()).TAG_FRAGMENT_BASE, FragmentManager.POP_BACK_STACK_INCLUSIVE);   // TAG_FRAGMENT_BASE?  fragment  ?. ??.....
    //            fm.popBackStack(null, FragmentManager.POP_BACK_STACK_INCLUSIVE);                                    // stack?   fragment ?.
    //           }
    //         Log.i("hwang", "after destory base view fragment count --> " + Integer.toString(fm.getBackStackEntryCount()));
    //         
    //         // check
    //         //  entry stack? ? 0 ? index?.
    //         for (int entry = 0; entry < fm.getBackStackEntryCount(); entry++) {
    //            Log.i("hwang", "Found fragment: " + fm.getBackStackEntryAt(entry).getId());
    //         }
    //      }

    //      To clear stack you need to call:
    //
    //         ScreenFragment.sDisableExitAnimation = true;
    //         manager.popBackStack(null, FragmentManager.POP_BACK_STACK_INCLUSIVE);
    //         transaction.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN);

    //      FragmentManager fm = getActivity().getSupportFragmentManager();
    //      for(int i = 0; i < fm.getBackStackEntryCount(); ++i) {    
    //          fm.popBackStack();
    //      }
    //      But could equally have used something like:
    //
    //      FragmentManager.popBackStack(String name, FragmentManager.POP_BACK_STACK_INCLUSIVE);
    //      To go to top simply use: fragmentManager.popBackStack(null, FragmentManager.POP_BACK_STACK_INCLUSIVE); 

    //      // transaction.replace(R.id.detailFragment, frag1);
    //      Transaction.remove(null).add(frag1)  // frag1 on view
    //
    //      // transaction.replace(R.id.detailFragment, frag2).addToBackStack(null);
    //      Transaction.remove(frag1).add(frag2).addToBackStack(null)  // frag2 on view
    //
    //      // transaction.replace(R.id.detailFragment, frag3);
    //      Transaction.remove(frag2).add(frag3)  // frag3 on view

    //      FragmentManager fm = getActivity().getSupportFragmentManager();
    //      for(int i = 0; i < fm.getBackStackEntryCount(); ++i) {
    //          fm.popBackStack();
    //      }

    // Use a name for your initial back stack state and use FragmentManager.popBackStack(String name, FragmentManager.POP_BACK_STACK_INCLUSIVE).
    // Use FragmentManager.getBackStackEntryCount()/getBackStackEntryAt().getId() to retrieve the ID of the first entry on the back stack, 
    // and FragmentManager.popBackStack(int id, FragmentManager.POP_BACK_STACK_INCLUSIVE).

    // is supposed to pop the entire back stack...
    //FragmentManager.popBackStack(null, FragmentManager.POP_BACK_STACK_INCLUSIVE) 

    // Base? onDestroyView() 2  .
    //  ft.replace(R.id.loading_data_panel, base); 
    //   ft.add(R.id.loading_data_panel, base, ((MainActivity) getActivity()).TAG_FRAGMENT_BASE);
    // getBackStackEntryCount() ??  ...  ?  ? ? ??...
    // backstack? count  ???  ? ?...
    FragmentManager fm = getActivity().getSupportFragmentManager();
    if (!isFirstDepth) { //  1 depth?? ? depth?...
        //if(fm.getBackStackEntryCount() > 0 && fm.getBackStackEntryCount() < 8) {     // indicator 8 ...
        Log.i("hwang", "before Base onDestroyView() fragment count --> "
                + Integer.toString(fm.getBackStackEntryCount()));
        Fragment f = getActivity().getSupportFragmentManager()
                .findFragmentByTag(((MainActivity) getActivity()).TAG_FRAGMENT_BASE);
        if (f != null) {
            //  ?? ~~~~
            // popBackStack()? ?  ? ? ? ?. , backstack count ? minus? ??.
            //fm.popBackStack(((MainActivity) getActivity()).TAG_FRAGMENT_BASE, 0);   // ? ? null ?.               // TAG_FRAGMENT_BASE?  fragment  ?.
            //fm.popBackStack(((MainActivity) getActivity()).TAG_FRAGMENT_BASE, FragmentManager.POP_BACK_STACK_INCLUSIVE);   // TAG_FRAGMENT_BASE?  fragment  ?. ??...
            //fm.popBackStack(null, FragmentManager.POP_BACK_STACK_INCLUSIVE);                                    // stack?   fragment ?.

            //getActivity().getSupportFragmentManager().beginTransaction().remove(f).commit();                        // TAG_FRAGMENT_BASE?  fragment ?? ?.
            //fm.executePendingTransactions();                                                             // fragment ?  ?.

            // sidebar ? ...
            Fragment f1 = fm.findFragmentByTag(((MainActivity) getActivity()).TAG_FRAGMENT_VOD_TVCH);
            if (f1 != null) {
                if (((VodTvchMain) f1).mSlidingMenu.isOpening()) {
                    getActivity().getSupportFragmentManager().beginTransaction().remove(f).commit();
                    //fm.getBackStackEntryAt(0);
                    //fm.popBackStack(((MainActivity) getActivity()).TAG_FRAGMENT_BASE, FragmentManager.POP_BACK_STACK_INCLUSIVE);
                    //fm.executePendingTransactions();    

                    for (int i = 0; i < fm.getBackStackEntryCount(); i++) {
                        //                       fm.popBackStack(((MainActivity) getActivity()).TAG_FRAGMENT_BASE, FragmentManager.POP_BACK_STACK_INCLUSIVE);
                        fm.popBackStack(i, 0); // OK
                        //fm.popBackStack(i, FragmentManager.POP_BACK_STACK_INCLUSIVE); // not OK
                    }
                }
            }

        }
        Log.i("hwang", "after Base onDestroyView() fragment count --> "
                + Integer.toString(fm.getBackStackEntryCount()));

        // check
        //  entry stack? ? 0 ? index?.
        for (int entry = 0; entry < fm.getBackStackEntryCount(); entry++) {
            Log.i("hwang", "At Base onDestroyView() Found fragment: " + fm.getBackStackEntryAt(entry).getId());
        }

        deleteDepthLevel();

        {
            f = getActivity().getSupportFragmentManager().findFragmentById(R.id.loading_data_panel);
            FragmentTransaction ft = getActivity().getSupportFragmentManager().beginTransaction();
            if (f != null) {
                if (f.isHidden())
                    ft.show(f).commit(); // loading_data_panel TAG_FRAGMENT_BASE  ?.   ?
                // f --> VodList{42626a88 #12 id=0x7f0c0048 base}
                // f --> VodList{42624ab0 #11 id=0x7f0c0048 base}
                // f --> VodList{42622ad8 #10 id=0x7f0c0048 base}
                // f --> VodList{42620b00 #9 id=0x7f0c0048 base}
                // f --> VodList{4261ea88 #8 id=0x7f0c0048 base}
                // f --> VodList{4261c560 #7 id=0x7f0c0048}
            }
        }

    }

    super.onDestroyView();
}