/**
 * Creates a new instance of {@code SlideDayTimePicker}.
 *
 * @param fm  The {@code FragmentManager} from the calling activity that is used
 *            internally to show the {@code DialogFragment}.
 */
public SlideDayTimePicker(FragmentManager fm)
{
    // See if there are any DialogFragments from the FragmentManager
    FragmentTransaction ft = fm.beginTransaction();
    Fragment prev = fm.findFragmentByTag(SlideDayTimeDialogFragment.TAG_SLIDE_DAY_TIME_DIALOG_FRAGMENT);

    // Remove if found
    if (prev != null)
    {
        ft.remove(prev);
        ft.commit();
    }

    mFragmentManager = fm;
}
 

@Override
public boolean onNavigationItemSelected(MenuItem item) {
    mDrawerLayout.closeDrawer(GravityCompat.START);

    Fragment fragment = null;
    final FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
    switch (item.getItemId()) {
        case R.id.home:
            fragment = new HomeFragment();
            break;
        case R.id.menus:
            fragment = new MenusFragment();
            break;
        case R.id.progress:
            fragment = new ProgressFragment();
            break;
    }

    ft.replace(R.id.fragment, fragment).commit();
    return true;
}
 

/**
 * View the photo album pictures
 */
public void gridListInfos() {
    FragmentManager fragmentManager = getSupportFragmentManager();
    FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();

    if(galleryFragment!=null){
        fragmentTransaction.hide(galleryFragment);
    }
    if (gridFragment == null) {
        gridFragment = AlbumGridFragment.newInstance();
        fragmentTransaction.add(R.id.framelayout, gridFragment);
    } else {
        gridFragment.setData();
        fragmentTransaction.show(gridFragment);
    }
    //java.lang.IllegalStateException: Can not perform this action after onSaveInstanceState
    fragmentTransaction.commit();
}
 

public void onClickCategory(Category category) {
    FragmentManager fragmentManager = ((AppCompatActivity) context).getSupportFragmentManager();
    FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
    fragmentTransaction.setCustomAnimations(R.anim.enter_from_right, R.anim.exit_to_left);
    Fragment fragment;
    fragment = ((BaseActivity) context).mSupportFragmentManager.findFragmentByTag(AddCategoryFragment.class.getSimpleName());
    if (fragment == null)
        fragment = new AddCategoryFragment();
    if (!fragment.isAdded()) {
        Bundle bundle = new Bundle();
        bundle.putSerializable("category", category);
        bundle.putBoolean("edit", true);
        fragment.setArguments(bundle);
        Log.d("name", fragment.getClass().getSimpleName() + "");
        fragmentTransaction.add(((CategoryActivity) context).binding.categoryFl.getId(), fragment, fragment.getClass().getSimpleName());
        fragmentTransaction.addToBackStack(fragment.getClass().getSimpleName()).commit();
    }
}
 

/**
 * ����ˡ��ҵĿռ䡱��ť
 */
public static void clickHomeBtn() {
	// ʵ����Fragmentҳ��
	fragmentPage3 = new FragmentPage3();
	// �õ�Fragment���������
	FragmentTransaction fragmentTransaction = act
			.getSupportFragmentManager().beginTransaction();
	// �滻��ǰ��ҳ��
	fragmentTransaction.replace(R.id.frame_content, fragmentPage3);
	// ��������ύ
	fragmentTransaction.commit();

	friendfeedFl.setSelected(false);
	friendfeedIv.setSelected(false);

	myfeedFl.setSelected(false);
	myfeedIv.setSelected(false);

	homeFl.setSelected(true);
	homeIv.setSelected(true);

	moreFl.setSelected(false);
	moreIv.setSelected(false);
}
 

@Override
public Object instantiateItem(ViewGroup container, int position) {
    Fragment fragment = fragments.get(position);
    if(!fragment.isAdded()){ // 如果fragment还没有added
        FragmentTransaction ft = fragmentManager.beginTransaction();
        ft.add(fragment, "tab_" + position);
        ft.commit();
        /**
         * 在用FragmentTransaction.commit()方法提交FragmentTransaction对象后
         * 会在进程的主线程中，用异步的方式来执行。
         * 如果想要立即执行这个等待中的操作，就要调用这个方法（只能在主线程中调用）。
         * 要注意的是，所有的回调和相关的行为都会在这个调用中被执行完成，因此要仔细确认这个方法的调用位置。
         */
        fragmentManager.executePendingTransactions();
    }

    if(fragment.getView().getParent() == null){
        container.addView(fragment.getView()); // 为viewpager增加布局
    }

    return fragment.getView();
}
 

/**
 * Switch to a specific Fragment with taking care of validation, Title and BackStack
 */
private Fragment switchToFragment(String fragmentName, Bundle args, boolean validate,
                                  boolean addToBackStack, int titleResId, CharSequence title,
                                  boolean withTransition) {
    if (validate && !isValidFragment(fragmentName)) {
        String message = "Invalid fragment for this activity: " + fragmentName;
        throw new IllegalArgumentException(message);
    }

    Fragment f = Fragment.instantiate(this, fragmentName, args);
    FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
    transaction.replace(android.R.id.content, f);

    if (withTransition && Device.hasKitKatApi())
        TransitionManager.beginDelayedTransition(mContent);
    if (addToBackStack) transaction.addToBackStack(SettingsActivity.BACK_STACK_PREFS);
    if (titleResId > 0) {
        transaction.setBreadCrumbTitle(titleResId);
    } else if (title != null) {
        transaction.setBreadCrumbTitle(title);
    }

    transaction.commitAllowingStateLoss();
    getFragmentManager().executePendingTransactions();
    return f;
}
 

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

	// default view is volley
	FragmentManager fragmentManager = getSupportFragmentManager();
	FragmentTransaction transaction = fragmentManager.beginTransaction();
	transaction.add(R.id.container, VolleyFragment.newInstance()).commit();

	Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
	setSupportActionBar(toolbar);

	DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
	ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
			this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);

	drawer.setDrawerListener(toggle);
	toggle.syncState();

	NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
	navigationView.setNavigationItemSelectedListener(this);
}
 

@Override
public Object instantiateItem(ViewGroup container, int position) {
    Fragment fragment = fragments.get(position);
    if (!fragment.isAdded()) { // 如果fragment还没有added
        FragmentTransaction ft = fragmentManager.beginTransaction();
        ft.add(fragment, "tab_" + position);
        ft.commit();
        /**
         * 在用FragmentTransaction.commit()方法提交FragmentTransaction对象后
         * 会在进程的主线程中，用异步的方式来执行。
         * 如果想要立即执行这个等待中的操作，就要调用这个方法（只能在主线程中调用）。
         * 要注意的是，所有的回调和相关的行为都会在这个调用中被执行完成，因此要仔细确认这个方法的调用位置。
         */
        fragmentManager.executePendingTransactions();
    }

    if (fragment.getView().getParent() == null) {
        container.addView(fragment.getView()); // 为viewpager增加布局
    }

    return fragment.getView();
}
 

public static void showFilterDialog(FragmentManager fm, boolean isMuzei) {
    FragmentTransaction ft = fm.beginTransaction();
    Fragment prev = fm.findFragmentByTag(TAG);
    if (prev != null) {
        ft.remove(prev);
    }

    ft.add(newInstance(isMuzei), TAG)
            .setTransitionStyle(FragmentTransaction.TRANSIT_FRAGMENT_FADE);

    try {
        ft.commit();
    } catch (IllegalStateException e) {
        ft.commitAllowingStateLoss();
    }
}
 

@Override
public void onCreate(@Nullable Bundle savedInstanceState) {
    log("onCreate");
    super.onCreate(savedInstanceState);
    FragmentManager fm = getFragmentManager();
    if (fm == null) return;
    if (savedInstanceState != null) {
        boolean isSupportHidden = savedInstanceState.getBoolean(STATE_SAVE_IS_HIDDEN);
        FragmentTransaction ft = fm.beginTransaction();
        if (isSupportHidden) {
            ft.hide(this);
        } else {
            ft.show(this);
        }
        ft.commitAllowingStateLoss();
    }
    Bundle bundle = getArguments();
    initData(bundle);
}
 

/**
 * 
 * @param uid
 */
public void showResultDetail(final String testUUid)
{    	
    FragmentTransaction ft;
    
    final Fragment fragment = new RMBTTestResultDetailFragment();
    
    final Bundle args = new Bundle();
    
    args.putString(RMBTTestResultDetailFragment.ARG_UID, testUUid);
    fragment.setArguments(args);
    
    ft = fm.beginTransaction();
    ft.replace(R.id.fragment_content, fragment, AppConstants.PAGE_TITLE_RESULT_DETAIL);
    ft.addToBackStack(AppConstants.PAGE_TITLE_RESULT_DETAIL);
    ft.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN);
    ft.commit();
    
    refreshActionBar(AppConstants.PAGE_TITLE_RESULT_DETAIL);
}
 

public CommentsTimeLinePagerAdapter(CommentsTimeLineFragment fragment, ViewPager viewPager, FragmentManager fm,
                                    SparseArray<Fragment> fragmentList) {
    super(fm);
    this.fragmentList = fragmentList;
    fragmentList.append(CommentsTimeLineFragment.COMMENTS_TO_ME_CHILD_POSITION,
            fragment.getCommentsToMeTimeLineFragment());
    fragmentList.append(CommentsTimeLineFragment.COMMENTS_BY_ME_CHILD_POSITION,
            fragment.getCommentsByMeTimeLineFragment());
    FragmentTransaction transaction = fragment.getChildFragmentManager().beginTransaction();
    if (!fragmentList.get(CommentsTimeLineFragment.COMMENTS_TO_ME_CHILD_POSITION).isAdded())
        transaction.add(viewPager.getId(), fragmentList.get(CommentsTimeLineFragment.COMMENTS_TO_ME_CHILD_POSITION),
                CommentsToMeTimeLineFragment.class.getName());
    if (!fragmentList.get(CommentsTimeLineFragment.COMMENTS_BY_ME_CHILD_POSITION).isAdded())
        transaction.add(viewPager.getId(), fragmentList.get(CommentsTimeLineFragment.COMMENTS_BY_ME_CHILD_POSITION),
                CommentsByMeTimeLineFragment.class.getName());
    if (!transaction.isEmpty()) {
        transaction.commit();
        fragment.getChildFragmentManager().executePendingTransactions();
    }
}
 

@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_base_converter);
    setupToolbar();
    setTitle(R.string.tab_title_base);

    BaseConverterFragment baseFragment
            = (BaseConverterFragment) getSupportFragmentManager().findFragmentByTag(BaseConverterFragment.class.getName());
    if (baseFragment == null) {
        baseFragment = BaseConverterFragment.newInstance();
    }
    FragmentTransaction fragmentTransaction = getSupportFragmentManager().beginTransaction();
    fragmentTransaction.replace(R.id.content, baseFragment, BaseConverterFragment.class.getName());
    fragmentTransaction.commit();
}
 

/**
 * When the back off.
 */
private boolean onBackStackFragment() {
	if (mFragmentStack.size() > 1) {
		mFManager.popBackStack();
		IBaseFragment inFragment = mFragmentStack.get(mFragmentStack.size() - 2);
		FragmentTransaction fragmentTransaction = mFManager.beginTransaction();
		fragmentTransaction.show(inFragment);
		fragmentTransaction.commit();
		IBaseFragment outFragment= mFragmentStack.get(mFragmentStack.size() - 1);
		inFragment.onResume();
		FragmentStackEntity stackEntity = (FragmentStackEntity) mFragmentEntityMap.get(outFragment);
		mFragmentStack.remove(outFragment);
		mFragmentEntityMap.remove(outFragment);
		fragmentStack.remove(outFragment.getClass().getSimpleName());
		if (stackEntity!=null&&stackEntity.requestCode != REQUEST_CODE_INVALID) {
			inFragment.onFragmentResult(
					stackEntity.requestCode,
					stackEntity.resultCode,
					stackEntity.result
			);
		}
		return true;
	}
	return false;
}
 

public static void showInAppBillingDialog(@NonNull FragmentManager fm, @NonNull String key, @NonNull String[] productId) {
    FragmentTransaction ft = fm.beginTransaction();
    Fragment prev = fm.findFragmentByTag(TAG);
    if (prev != null) {
        ft.remove(prev);
    }

    ft.add(newInstance(key, productId), TAG)
            .setTransitionStyle(FragmentTransaction.TRANSIT_FRAGMENT_FADE);

    try {
        ft.commit();
    } catch (IllegalStateException e) {
        ft.commitAllowingStateLoss();
    }
}
 

@Override
public void onCreate(Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);
	
	String actorId = getIntent().getExtras().getString("actorId");
	String actorName = getIntent().getExtras().getString("actorName");
       mToolbarColor = getIntent().getExtras().getInt(IntentKeys.TOOLBAR_COLOR);
	
	getSupportActionBar().setSubtitle(actorName);

	Fragment frag = getSupportFragmentManager().findFragmentByTag(TAG);
	if (frag == null && savedInstanceState == null) {
		final FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
		ft.replace(R.id.content, ActorTvShowsFragment.newInstance(actorId), TAG);
		ft.commit();
	}
}
 

@Override
public void onCreate(Bundle savedInstanceState)
{
	super.onCreate(savedInstanceState);

	informaCam =  InformaCam.getInstance();
	
	if(PreferenceManager.getDefaultSharedPreferences(this).getBoolean("prefBlockScreenshots", false))
	{
  		getWindow().setFlags(WindowManager.LayoutParams.FLAG_SECURE,
  				WindowManager.LayoutParams.FLAG_SECURE);      
	}
	
	setContentView(R.layout.activity_wizard);

	Fragment step1 = Fragment.instantiate(this, WizardSelectLanguage.class.getName());

	FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
	ft.add(R.id.wizard_holder, step1);
	//ft.addToBackStack(null);
	ft.commit();
	
	checkForCrashes();
	checkForUpdates();
}
 

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

    if (savedInstanceState == null) {
        // Create new fragment to display a progress spinner while the data set for the
        // RecyclerView is populated.
        Fragment loadingScreenFragment = new LoadingScreenFragment();
        FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
        transaction.add(R.id.fragment_container, loadingScreenFragment);

        // Commit the transaction.
        transaction.commit();

        // Update the RecyclerView item's list with menu items.
        addMenuItemsFromJson();

        loadMenu();
    }
}
 

@Override
public void onTabReselected(android.app.ActionBar.Tab tab, android.app.FragmentTransaction ft) {
    if (mListener != null) {
        FragmentTransaction trans = null;
        if (mActivity instanceof FragmentActivity) {
            trans = ((FragmentActivity)mActivity).getSupportFragmentManager().beginTransaction()
                    .disallowAddToBackStack();
        }

        mListener.onTabReselected(this, trans);

        if (trans != null && !trans.isEmpty()) {
            trans.commit();
        }
    }
}
 

@Override
public void onCreate(Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);

       // Set theme
       setTheme(R.style.Mizuu_Theme_NoBackground);

       ViewUtils.setupWindowFlagsForStatusbarOverlay(getWindow(), true);

       setTitle(null);
	
	String actorId = getIntent().getExtras().getString("actorID");

	Fragment frag = getSupportFragmentManager().findFragmentByTag(TAG);
	if (frag == null && savedInstanceState == null) {
		final FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
		ft.replace(android.R.id.content, ActorDetailsFragment.newInstance(actorId), TAG);
		ft.commit();
	}
}
 

/**
 * Creates a new instance of {@code SlideDateTimePicker}.
 *
 * @param fm  The {@code FragmentManager} from the calling activity that is used
 *            internally to show the {@code DialogFragment}.
 */
public SlideDateTimePicker(FragmentManager fm)
{
    // See if there are any DialogFragments from the FragmentManager
    FragmentTransaction ft = fm.beginTransaction();
    Fragment prev = fm.findFragmentByTag(SlideDateTimeDialogFragment.TAG_SLIDE_DATE_TIME_DIALOG_FRAGMENT);

    // Remove if found
    if (prev != null)
    {
        ft.remove(prev);
        ft.commit();
    }

    mFragmentManager = fm;
}
 

/**
 * 创建 fragment
 */
public void createFragments() {
    FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();

    HomeFragment homeFragment = new HomeFragment();
    fragmentList.add(homeFragment);
    fragmentTransaction.add(R.id.fragment_container, homeFragment);

    XianDuFragment xianDuFragment = new XianDuFragment();
    fragmentList.add(xianDuFragment);
    fragmentTransaction.add(R.id.fragment_container, xianDuFragment);

    PicturesFragment picturesFragment = new PicturesFragment();
    fragmentList.add(picturesFragment);
    fragmentTransaction.add(R.id.fragment_container, picturesFragment);

    MoreFragment moreFragment = new MoreFragment();
    fragmentList.add(moreFragment);
    fragmentTransaction.add(R.id.fragment_container, moreFragment);

    fragmentTransaction.commit();
}
 

@Override
public void finish() {
    super.finish();
    FragmentManager fragmentManager = getSupportFragmentManager();
    FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
    for (int id : mActualFragments.keySet()) {
        Fragment fragment = fragmentManager.findFragmentByTag(id + "_key");
        if (fragment != null) {
            fragmentTransaction.remove(fragment);
        }
    }
    fragmentTransaction.commitAllowingStateLoss();
    if (mAdsFetcher != null) {
        mAdsFetcher.cancel();
    }
    RootUtils.closeSU();
}
 

/**
 * 创建 fragment
 */
public void createFragments() {
    FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();

    HomeFragment homeFragment = new HomeFragment();
    fragmentList.add(homeFragment);
    fragmentTransaction.add(R.id.fragment_container, homeFragment);

    ProjectFragment projectFragment = new ProjectFragment();
    fragmentList.add(projectFragment);
    fragmentTransaction.add(R.id.fragment_container, projectFragment);

    HierarchyFragment hierarchyFragment = new HierarchyFragment();
    fragmentList.add(hierarchyFragment);
    fragmentTransaction.add(R.id.fragment_container, hierarchyFragment);

    NavigationFragment navigationFragment = new NavigationFragment();
    fragmentList.add(navigationFragment);
    fragmentTransaction.add(R.id.fragment_container, navigationFragment);

    MineFragment mineFragment = new MineFragment();
    fragmentList.add(mineFragment);
    fragmentTransaction.add(R.id.fragment_container, mineFragment);

    fragmentTransaction.commit();
}
 

@Override
public void reply(Site site, String id, String presetText, boolean report) {
    if (Settings.getGuideTypeSend()) {
        showSwipeGuide();
    }

    FragmentManager fragmentManager = getSupportFragmentManager();
    Fragment fragment = fragmentManager.findFragmentByTag(TAG_FRAGMENT_TYPE_SEND);

    if (fragment == null && !TextUtils.isEmpty(id)) {
        Bundle args = new Bundle();
        args.putString(TypeSendFragment.KEY_ACTION,
                report ? TypeSendFragment.ACTION_REPORT : TypeSendFragment.ACTION_REPLY);
        args.putInt(TypeSendFragment.KEY_SITE, site.getId());
        args.putString(TypeSendFragment.KEY_ID, id);
        args.putString(TypeSendFragment.KEY_TEXT, presetText);

        TypeSendFragment typeSendFragment = new TypeSendFragment();
        typeSendFragment.setArguments(args);
        typeSendFragment.setFragmentHost(this);
        typeSendFragment.setCallback(this);
        FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
        transaction.setCustomAnimations(R.anim.fragment_translate_in, R.anim.fragment_translate_out);
        transaction.add(R.id.fragment_container, typeSendFragment, TAG_FRAGMENT_TYPE_SEND);
        transaction.commitAllowingStateLoss();

        getSwipeBackLayout().setSwipeEnabled(false);
    }
}
 

private void initFragment() {
    mFragments.put(NewsFragment.TAG, NewsFragment.newInstance());
    mFragments.put(JokeFragment.TAG, JokeFragment.newInstance());
    mFragments.put(VideoFragment.TAG, VideoFragment.newInstance());
    mFragments.put(MeiziFragment.TAG, MeiziFragment.newInstance());

    // init first fragment
    FragmentTransaction transaction = getSupportFragmentManager().beginTransaction().add(R.id.content, mFragments.get(NewsFragment.TAG), NewsFragment.TAG);
    transaction.show(mFragments.get(NewsFragment.TAG)).commit();
    getBinding().navigationView.setCheckedItem(R.id.nav_news);
    mCurrFragmentTag = NewsFragment.TAG;
}
 

private void enterFragment1(Conversation.ConversationType mConversationType, String mTargetId) {

        ConversationFragment fragment = new ConversationFragment();

        Uri uri = Uri.parse("rong://" + getApplicationInfo().packageName).buildUpon()
                .appendPath("conversation").appendPath(mConversationType.getName().toLowerCase())
                .appendQueryParameter("targetId", mTargetId).build();

        fragment.setUri(uri);
        FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
        transaction.add(R.id.temp1, fragment);
        transaction.commit();
    }
 

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

    if (savedInstanceState == null) {
        FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
        RecyclerViewFragment fragment = new RecyclerViewFragment();
        transaction.replace(R.id.sample_content_fragment, fragment);
        transaction.commit();
    }
}
 

public static void display(FragmentManager fm) {
    FragmentTransaction ft = fm.beginTransaction();
    Fragment prev = fm.findFragmentByTag(TAG);
    if (prev != null) {
        ft.remove(prev);
    }

    AboutFragment.newInstance().show(ft, TAG);
}