Example usage for android.app FragmentManager getBackStackEntryAt

Introduction

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

Prototype

public abstract BackStackEntry getBackStackEntryAt(int index);

Source Link

Document

Return the BackStackEntry at index index in the back stack; where the item on the bottom of the stack has index 0.

Usage

From source file:com.QuarkLabs.BTCeClient.MainActivity.java

@Override
public void onBackPressed() {
    super.onBackPressed();
    int switchToPosition = 0;
    FragmentManager fm = getFragmentManager();
    if (fm.getBackStackEntryCount() != 0) {
        String stackName = fm.getBackStackEntryAt(fm.getBackStackEntryCount() - 1).getName();
        switchToPosition = Integer.parseInt(stackName);
    }//w  w w .  java 2s  .co m
    mDrawerList.setItemChecked(switchToPosition, true);
    mDrawerList.setSelection(switchToPosition);
    setTitle(mDrawerListItems[switchToPosition]);
}

From source file:de.lebenshilfe_muenster.uk_gebaerden_muensterland.activities.MainActivity.java

private void popBackStack() {
    final FragmentManager fragmentManager = getFragmentManager();
    final int backStackEntryCount = fragmentManager.getBackStackEntryCount();
    final FragmentManager.BackStackEntry previousFragment = fragmentManager
            .getBackStackEntryAt(backStackEntryCount - 2);
    final String previousFragmentActionBarTitle = previousFragment.getName();
    setActionBarTitle(previousFragmentActionBarTitle);
    fragmentManager.popBackStack();/*w ww .ja v a  2 s  . com*/
}

From source file:com.sage42.androidappaddicts.app.main.MainActivity.java

/**
 * Remove all back stack to avoid missing flow on back pressed.
 *//*from  www  .  j a va 2  s  . c o  m*/
private void clearAllBackStack() {
    final FragmentManager fragmentManager = this.getFragmentManager();

    final int backStackCount = fragmentManager.getBackStackEntryCount();
    for (int i = 0; i < backStackCount; i++) {
        // removing all the stored backstack
        final int backStackId = fragmentManager.getBackStackEntryAt(i).getId();
        fragmentManager.popBackStack(backStackId, FragmentManager.POP_BACK_STACK_INCLUSIVE);
    }

}

From source file:de.jadehs.jadehsnavigator.MainActivity.java

@Override
public void onBackPressed() {
    FragmentManager fragmentManager = getFragmentManager();
    if (fragmentManager.getBackStackEntryCount() > 1) {
        // jump to previous fragment
        fragmentManager.popBackStackImmediate();
        FragmentManager.BackStackEntry entry = fragmentManager
                .getBackStackEntryAt(fragmentManager.getBackStackEntryCount() - 1);
        setTitle(entry.getName());/*from   ww  w .java2s  .  c  o m*/
    } else {
        // quit the app
        super.onBackPressed();
    }
}

From source file:com.android.tv.tuner.setup.TunerSetupActivity.java

@Override
public boolean onKeyUp(int keyCode, KeyEvent event) {
    if (keyCode == KeyEvent.KEYCODE_BACK) {
        FragmentManager manager = getFragmentManager();
        int count = manager.getBackStackEntryCount();
        if (count > 0) {
            String lastTag = manager.getBackStackEntryAt(count - 1).getName();
            if (ScanResultFragment.class.getCanonicalName().equals(lastTag) && count >= 2) {
                // Pops fragment including ScanFragment.
                manager.popBackStack(manager.getBackStackEntryAt(count - 2).getName(),
                        FragmentManager.POP_BACK_STACK_INCLUSIVE);
                return true;
            } else if (ScanFragment.class.getCanonicalName().equals(lastTag)) {
                mLastScanFragment.finishScan(true);
                return true;
            }/*from   w w  w. j a  va 2s  .co  m*/
        }
    }
    return super.onKeyUp(keyCode, event);
}

From source file:cx.ring.client.HomeActivity.java

private void popCustomBackStack() {
    FragmentManager fm = getFragmentManager();
    FragmentManager.BackStackEntry entry = fm.getBackStackEntryAt(0);
    fContent = fm.findFragmentByTag(entry.getName());
    for (int i = 0; i < fm.getBackStackEntryCount() - 1; ++i) {
        fm.popBackStack();//w ww .  j  a v a 2s  . c  o m
    }
}

From source file:org.naturenet.ui.MainActivity.java

private void clearBackStack() {
    FragmentManager manager = getFragmentManager();
    if (manager.getBackStackEntryCount() > 0) {
        FragmentManager.BackStackEntry first = manager.getBackStackEntryAt(0);
        manager.popBackStack(first.getId(), FragmentManager.POP_BACK_STACK_INCLUSIVE);
    }//from   www  .  j  ava 2s .  c  o m
}

From source file:com.github.cpmproto.categorystepfragment.base.GuidedStepListFragment.java

/**
 * Convenient method to close GuidedStepListFragments on top of other content or finish Activity if
 * GuidedStepListFragments 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, GuidedStepListFragment,
 * int)} which sets up the stack entry name for finding which fragment we need to pop back to.
 *///from  w ww  . j  av  a2 s .  c o m
public void finishGuidedStepListFragments() {
    final FragmentManager fragmentManager = getFragmentManager();
    final int entryCount = fragmentManager.getBackStackEntryCount();
    if (entryCount > 0) {
        for (int i = entryCount - 1; i >= 0; i--) {
            FragmentManager.BackStackEntry entry = fragmentManager.getBackStackEntryAt(i);
            if (isStackEntryUiStyleEntrance(entry.getName())) {
                GuidedStepListFragment top = getCurrentGuidedStepListFragment(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:android.support.v17.leanback.app.GuidedStepFragment.java

/**
 * Convenient method to close GuidedStepFragments on top of other content or finish Activity if
 * GuidedStepFragments 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, GuidedStepFragment,
 * int)} which sets up the stack entry name for finding which fragment we need to pop back to.
 *///from  w w w  .ja  v  a 2s .  c om
public void finishGuidedStepFragments() {
    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())) {
                GuidedStepFragment top = getCurrentGuidedStepFragment(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:android.support.v17.leanback.app.GuidedStepFragment.java

/**
 * Convenient method to pop to fragment with Given class.
 * @param  guidedStepFragmentClass  Name of the Class of GuidedStepFragment to pop to.
 * @param flags Either 0 or {@link FragmentManager#POP_BACK_STACK_INCLUSIVE}.
 *///from  w  w  w.ja  v  a2s.  c om
public void popBackStackToGuidedStepFragment(Class guidedStepFragmentClass, int flags) {
    if (!GuidedStepFragment.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 = getGuidedStepFragmentClassName(entry.getName());
            if (className.equals(entryClassName)) {
                fragmentManager.popBackStack(entry.getId(), flags);
                return;
            }
        }
    }
}