android.support.v4.app.FragmentManager#beginTransaction ( )源码实例Demo

@TargetApi(17)
private void showAlipayDialog(boolean notOpenFlag) {
    FragmentManager fm = getSupportFragmentManager();
    if (fm != null && getActivity() != null && !getActivity().isDestroyed()) {
        FragmentTransaction ft = fm.beginTransaction();
        this.mAlipayAutoPayDialog = (AlipayAutoPayDialog) fm.findFragmentByTag("showmAlipayPayDialog");
        Bundle bundle = new Bundle();
        bundle.putBoolean(AlipayConstant.NOT_OPEN_CONTINUE_MONTHLY, notOpenFlag);
        bundle.putBoolean(AlipayConstant.IS_MOBILE_VIP_FLAG, this.mIsMobileVipFlag);
        if (this.mAlipayAutoPayDialog == null) {
            this.mAlipayAutoPayDialog = new AlipayAutoPayDialog();
        } else {
            ft.remove(this.mAlipayAutoPayDialog);
        }
        this.mAlipayAutoPayDialog.setAlipayConfirmCallback(this);
        if (this.mAlipayAutoPayDialog.getArguments() == null) {
            this.mAlipayAutoPayDialog.setArguments(bundle);
        }
        ft.add(this.mAlipayAutoPayDialog, "showmAlipayPayDialog");
        ft.commitAllowingStateLoss();
    }
}
 

public void onJsShareDialogShow(String jsonString) {
    FragmentManager fm = getSupportFragmentManager();
    if (fm != null) {
        FragmentTransaction ft = fm.beginTransaction();
        if (this.mInviteShareProtocol == null) {
            LeResponseMessage response = LeMessageManager.getInstance().dispatchMessage(new LeMessage(LeMessageIds.MSG_SHARE_INVITE_WEBVIEW_INIT));
            if (LeResponseMessage.checkResponseMessageValidity(response, WebViewInviteShareProtocol.class)) {
                this.mInviteShareProtocol = (WebViewInviteShareProtocol) response.getData();
            }
        } else {
            ft.remove(this.mInviteShareProtocol.getFragment());
        }
        if (this.mInviteShareProtocol != null) {
            this.mInviteShareProtocol.setShareText(jsonString);
            ft.add(this.mInviteShareProtocol.getFragment(), "shareDialogs");
            ft.commitAllowingStateLoss();
        }
    }
}
 

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

    ImagesFragment imagesFragment =
            (ImagesFragment) getSupportFragmentManager().findFragmentById(R.id.contentframe);
    if (imagesFragment == null) {
        imagesFragment = new ImagesFragment();
        FragmentManager fragmentManager = getSupportFragmentManager();
        FragmentTransaction transaction = fragmentManager.beginTransaction();
        transaction.add(R.id.contentframe, imagesFragment);
        transaction.commit();
    }

    mView = imagesFragment;
    mPresenter = new ImagesPresenter(Injection.getImageRepository(this), mView);
}
 

/**
 * Add first fragment to the activity. This fragment will be attached to the bottom of the fragments stack.
 * When fragment stack is cleared {@link #clearBackStack}, this fragment will be shown.
 */
private void addInitialFragment() {
    Fragment fragment = new BannersFragment();
    FragmentManager frgManager = getSupportFragmentManager();
    FragmentTransaction fragmentTransaction = frgManager.beginTransaction();
    fragmentTransaction.add(R.id.main_content_frame, fragment).commit();
    frgManager.executePendingTransactions();
}
 

/**
 *
 */
public static void replaceFragmentToActivity(@NonNull FragmentManager fragmentManager,
                                             @NonNull Fragment fragment, int frameId) {
    checkNotNull(fragmentManager, "");
    checkNotNull(fragment, "");
    FragmentTransaction transaction = fragmentManager.beginTransaction();
    transaction.replace(frameId, fragment);
    transaction.commit();
}
 

public static void showIntentChooserDialog(@NonNull FragmentManager fm, int type) {
    FragmentTransaction ft = fm.beginTransaction();
    Fragment prev = fm.findFragmentByTag(TAG);
    if (prev != null) {
        ft.remove(prev);
    }

    try {
        DialogFragment dialog = IntentChooserFragment.newInstance(type);
        dialog.show(ft, TAG);
    } catch (IllegalArgumentException | IllegalStateException ignored) {}
}
 

@Override
public void onDestroyView() {
    FragmentManager fm = getChildFragmentManager();
    SupportMapFragment map = (SupportMapFragment) fm.findFragmentById(R.id.map);
    FragmentTransaction ft = fm.beginTransaction();
    ft.remove(map);
    ft.commitAllowingStateLoss();
    super.onDestroyView();
}
 

private void setDefaultFragment(){

    FragmentManager fragmentManager = getSupportFragmentManager();
    FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
    fragmentTransaction.replace(R.id.tab_content_container, new CreateMailFragment());
    fragmentTransaction.commit();
  }
 

public static void addFragmentToActivity(@NonNull FragmentManager fragmentManager, @NonNull Fragment fragment, int frameId) {
    checkNotNull(fragmentManager);
    checkNotNull(fragment);
    FragmentTransaction transaction = fragmentManager.beginTransaction();
    transaction.add(frameId, fragment);
    transaction.commit();
}
 

private static void replace(AppCompatActivity activity,
                            Fragment fragment,
                            @IdRes int containerId,
                            boolean backStack) {
    if (activity.isFinishing()) return;
    FragmentManager fragmentManager = activity.getSupportFragmentManager();
    FragmentTransaction transaction = fragmentManager.beginTransaction();
    setCustomAnimations(transaction);
    if (backStack) transaction.addToBackStack(null);
    transaction.replace(containerId, fragment).commit();
}
 

/**
 * The {@code fragment} is added to the container view with id {@code frameId}. The operation is
 * performed by the {@code fragmentManager}.
 */
public static void addFragmentToActivity(@NonNull FragmentManager fragmentManager,
                                         @NonNull Fragment fragment, int frameId) {
    FragmentTransaction transaction = fragmentManager.beginTransaction();
    transaction.add(frameId, fragment);
    transaction.commit();
}
 

public static void load(final FragmentManager fragmentManager, final Boolean toBackStack) {
    FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
    fragmentTransaction.replace(R.id.container, new MainActivityFragment());
    if (toBackStack) {
        fragmentTransaction.addToBackStack(FRAGMENT_NAME);
    }
    fragmentTransaction.commit();
}
 

private static void showDialog(@NonNull AppCompatActivity activity,
                               @NonNull DialogFragment fragment,
                               @NonNull String tag) {
    Check.getInstance().isInMainThread();

    FragmentManager fm = activity.getSupportFragmentManager();
    FragmentTransaction ft = fm.beginTransaction();
    Fragment prev = fm.findFragmentByTag(tag);
    if (prev != null) ft.remove(prev);
    ft.addToBackStack(null);
    fragment.show(ft, tag);
}
 

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

  FragmentManager fm = getSupportFragmentManager();

  // Android will automatically re-add any Fragments that
  // have previously been added after a configuration change,
  // so only add it if this isn't an automatic restart.
  if (savedInstanceState == null) {
    FragmentTransaction ft = fm.beginTransaction();

    mEarthquakeListFragment = new EarthquakeListFragment();
    ft.add(R.id.main_activity_frame,
      mEarthquakeListFragment, TAG_LIST_FRAGMENT);

    ft.commitNow();
  } else {
    mEarthquakeListFragment =
      (EarthquakeListFragment)fm.findFragmentByTag(TAG_LIST_FRAGMENT);
  }

  Date now = Calendar.getInstance().getTime();
  List<Earthquake> dummyQuakes = new ArrayList<Earthquake>(0);
  dummyQuakes.add(new Earthquake("0", now, "San Jose", null, 7.3, null));
  dummyQuakes.add(new Earthquake("1", now, "LA", null, 6.5, null));
  mEarthquakeListFragment.setEarthquakes(dummyQuakes);
}
 

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

    FragmentManager fm = getChildFragmentManager();
    FragmentTransaction ft = fm.beginTransaction();
    mFragment3 = (Menu3Fragment)fm.findFragmentByTag("f3");
    if (mFragment3 == null) {
        mFragment3 = new Menu3Fragment();
        ft.add(mFragment3, "f3");
    }
    ft.commit();
}
 

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

    try {
        DialogFragment dialog = OtherAppsFragment.newInstance();
        dialog.show(ft, TAG);
    } catch (IllegalStateException | IllegalArgumentException ignored) {}
}
 

private void initShopMainFragment() {
    FragmentManager fm = getSupportFragmentManager();
    FragmentTransaction fragmentTransaction = fm.beginTransaction();
    if(shopMainFragment==null){
        shopMainFragment = new ShopMain1Fragment();
        fragmentTransaction
                .replace(R.id.fl_shop_main2, shopMainFragment)
                .commit();
    }else {
        fragmentTransaction.show(shopMainFragment);
    }
}
 

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

  FragmentManager fm = getSupportFragmentManager();

  // Android will automatically re-add any Fragments that
  // have previously been added after a configuration change,
  // so only add it if this isn't an automatic restart.
  if (savedInstanceState == null) {
    FragmentTransaction ft = fm.beginTransaction();

    mEarthquakeListFragment = new EarthquakeListFragment();
    ft.add(R.id.main_activity_frame,
      mEarthquakeListFragment, TAG_LIST_FRAGMENT);

    ft.commitNow();
  } else {
    mEarthquakeListFragment =
      (EarthquakeListFragment) fm.findFragmentByTag(TAG_LIST_FRAGMENT);
  }

  // Retrieve the Earthquake View Model for this Activity.
  earthquakeViewModel = ViewModelProviders.of(this)
                          .get(EarthquakeViewModel.class);
}
 

protected void addFragment(FragmentManager fragmentManager, int containerId, Fragment fragment) {
    FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
    fragmentTransaction.add(containerId, fragment);
    fragmentTransaction.commit();
}
 

public static SupportFragmentTransactionBuilder transaction(FragmentManager fragmentManager) {
    return new SupportFragmentTransactionBuilder(fragmentManager,
            fragmentManager.beginTransaction());
}