本文整理了Java中android.app.FragmentManager.popBackStack()方法的一些代码示例，展示了FragmentManager.popBackStack()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。FragmentManager.popBackStack()方法的具体详情如下：
包路径：android.app.FragmentManager
类名称：FragmentManager
方法名：popBackStack

FragmentManager.popBackStack介绍

暂无

代码示例

代码示例来源：origin: facebook/facebook-android-sdk

@Override
  protected void onCurrentAccessTokenChanged(AccessToken oldAccessToken,
                        AccessToken currentAccessToken) {
    if (isResumed) {
      FragmentManager manager = getFragmentManager();
      int backStackSize = manager.getBackStackEntryCount();
      for (int i = 0; i < backStackSize; i++) {
        manager.popBackStack();
      }
      if (currentAccessToken != null) {
        showFragment(SELECTION, false);
      } else {
        showFragment(SPLASH, false);
      }
    }
  }
};

代码示例来源：origin: hitherejoe/animate

@Override
public boolean onOptionsItemSelected(MenuItem item) {
  switch (item.getItemId()) {
    case android.R.id.home:
      FragmentManager fm = getFragmentManager();
      if (fm.getBackStackEntryCount() > 0) {
        fm.popBackStack(null, FragmentManager.POP_BACK_STACK_INCLUSIVE);
      } else {
        finish();
      }
      return true;
    default:
      return super.onOptionsItemSelected(item);
  }
}

代码示例来源：origin: commonsguy/cw-omnibus

private void showLorem() {
 if (lorem == null) {
  lorem=new LoremFragment();
 }
 if (!lorem.isVisible()) {
  getFragmentManager().popBackStack();
  getFragmentManager().beginTransaction()
            .replace(R.id.content, lorem).commit();
  drawer.post(onNavChange);
 }
}

代码示例来源：origin: commonsguy/cw-omnibus

private void showContent() {
 if (content == null) {
  content=new ContentFragment();
 }
 if (!content.isVisible()) {
  getFragmentManager().popBackStack();
  getFragmentManager().beginTransaction()
            .replace(R.id.content, content).commit();
  drawer.post(onNavChange);
 }
}

代码示例来源：origin: hitherejoe/animate

@Override
public void onBackPressed() {
  if (mFragment != null) {
    FragmentManager manager = getFragmentManager();
    FragmentTransaction trans = manager.beginTransaction();
    trans.remove(mFragment);
    trans.commit();
    manager.popBackStack();
    mFragment = null;
    mRevealButton.animate()
        .scaleX(1f)
        .scaleY(1f)
        .setListener(null)
        .start();
  } else {
    super.onBackPressed();
  }
}

代码示例来源：origin: ac-pm/Inspeckage

@Override
public void onBackPressed() {
  DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
  int count = getFragmentManager().getBackStackEntryCount();
  if (count == 1) {
    stopService();
    super.onBackPressed();
    //additional code
  } else {
    getFragmentManager().popBackStack();
  }
}

代码示例来源：origin: com.albedinsky.android/fragments

/**
 * Delegate method for {@link android.app.FragmentManager#popBackStack()}.
 */
public void hideVisibleFragment() {
  mFragmentManager.popBackStack();
}

代码示例来源：origin: OceanLabs/Android-Print-SDK

/*****************************************************
 *
 * Removes a fragment.
 *
 *****************************************************/
protected void popFragment()
 {
 mFragmentManager.popBackStack();
 }

代码示例来源：origin: CodingBingo/FastReader

@Override
public void onClick(View v) {
  switch (v.getId()){
    case R.id.back_btn:
      getFragmentManager().popBackStack();
      break;
  }
}

代码示例来源：origin: AndreiD/UltimateAndroidTemplateRx

@Override public void onBackPressed() {
  if (getFragmentManager().getBackStackEntryCount() > 0) {
   getFragmentManager().popBackStack();
  } else {
   super.onBackPressed();
  }
 }
}

代码示例来源：origin: Rachel-Ding/Android-Tiny-Projects

@Override
  public void onBackPressed() {
    if (getFragmentManager().getBackStackEntryCount() > 0) {
      getFragmentManager().popBackStack();
    } else {
      super.onBackPressed();
    }

  }
}

代码示例来源：origin: WowzaMediaSystems/gocoder-sdk-samples-android

@Override
public void onBackPressed(){
  FragmentManager fm = getFragmentManager();
  if (fm.getBackStackEntryCount() > 0) {
    fm.popBackStack();
  } else {
    super.onBackPressed();
  }
}

代码示例来源：origin: box/box-android-sdk

@Override
public void onDifferentAuthenticationChosen() {
  Fragment fragment = getFragmentManager().findFragmentByTag(CHOOSE_AUTH_TAG);
  if (fragment != null){
    getFragmentManager().popBackStack();
  }
}

代码示例来源：origin: PDF417/pdf417-android

@WorkerThread
private void removeFragment() {
  getFragmentManager().popBackStack();
  mRecognizerRunnerFragment = null;
  runOnUiThread(new Runnable() {
    @Override
    public void run() {
      View scanLayout = findViewById(R.id.recognizer_runner_view_container);
      scanLayout.setVisibility(View.GONE);
    }
  });
}

代码示例来源：origin: indywidualny/FaceSlim

@Override
public void onBackPressed() {
  int count = getFragmentManager().getBackStackEntryCount();
  if (count == 0) {
    startActivity(new Intent(this, MainActivity.class));
    finish();
    //super.onBackPressed();
  } else
    getFragmentManager().popBackStack();
}

代码示例来源：origin: bxbxbai/ZhuanLan

@Override
public void onBackPressed() {
  closeDrawer();
  // Otherwise, it may return to the previous fragment stack
  FragmentManager fragmentManager = getFragmentManager();
  if (fragmentManager.getBackStackEntryCount() > 0) {
    fragmentManager.popBackStack();
  } else {
    // Lastly, it will rely on the system behavior for back
    super.onBackPressed();
  }
}

代码示例来源：origin: youtube/yt-direct-lite-android

public boolean popPlayerFromBackStack() {
  if (mIsFullScreen) {
    mYouTubePlayer.setFullscreen(false);
    return false;
  }
  if (getFragmentManager().findFragmentByTag(YOUTUBE_FRAGMENT_TAG) != null) {
    getFragmentManager().popBackStack();
    return false;
  }
  return true;
}

代码示例来源：origin: geniusgithub/AndroidDialer

@Override
public void onBackPressed() {
  if (getFragmentManager().getBackStackEntryCount() > 0) {
    setActivityTitle(R.string.activity_title_settings);
    getFragmentManager().popBackStack();
  } else {
    super.onBackPressed();
  }
}

代码示例来源：origin: CodingBingo/FastReader

@Override
  public void onChapterClick(int chapter) {
    mCurrentChapter = chapter;

    Book book = getDaoSession().getBookDao().load(bookId);
    book.setCurrentChapter(chapter);
    book.setCurrentPosition(mChapterList.get(chapter).getPosition());
    getDaoSession().getBookDao().update(book);

    EventBus.getDefault().post(new BookStatusChangeEvent(Constants.BOOK_PROCESSED, 100, bookId));
    getFragmentManager().popBackStack();
  }
}

代码示例来源：origin: vbier/habpanelviewer

@Override
public void onBackPressed() {
  // this if statement is necessary to navigate through nested and main fragments
  if (getFragmentManager().getBackStackEntryCount() == 0) {
    super.onBackPressed();
  } else {
    mUpItem.setEnabled(getFragmentManager().getBackStackEntryCount() > 1);
    UiUtil.tintItemPreV21(mUpItem, getApplicationContext(), getTheme());
    getFragmentManager().popBackStack();
  }
}