Java tutorial
/** * Copyright 2013 Alex Yanchenko * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.droidparts.inner.fragments; import android.support.v4.app.DialogFragment; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentActivity; import android.support.v4.app.FragmentManager; import android.support.v4.app.FragmentTransaction; public class SecretFragmentsSupportUtil extends SecretFragmentsUtil { public static void fragmentActivitySetFragmentVisible(FragmentActivity fragmentActivity, boolean visible, Fragment... fragments) { FragmentManager fm = fragmentActivity.getSupportFragmentManager(); FragmentTransaction ft = fm.beginTransaction(); for (Fragment fragment : fragments) { if (visible) { ft.show(fragment); } else { ft.hide(fragment); } } ft.commit(); } public static void singleFragmentActivityAddFragmentToContentView(FragmentActivity fragmentActivity, Fragment fragment) { FragmentManager fm = fragmentActivity.getSupportFragmentManager(); FragmentTransaction ft = fm.beginTransaction(); ft.add(CONTENT_VIEW_ID, fragment); ft.commit(); } public static void dialogFragmentShowDialogFragment(FragmentActivity fragmentActivity, DialogFragment dialogFragment) { FragmentManager fm = fragmentActivity.getSupportFragmentManager(); String tag = dialogFragment.getClass().getName(); FragmentTransaction ft = fm.beginTransaction(); Fragment f = fm.findFragmentByTag(tag); if (f != null) { ft.remove(f); } dialogFragment.show(ft, tag); } }