Java tutorial
/* * Copyright 2015 Hippo Seven * * 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 com.hippo.nimingban.ui; import android.content.Intent; import android.os.Bundle; import android.support.v4.app.FragmentTransaction; import com.hippo.nimingban.R; import com.hippo.nimingban.ui.fragment.BaseFragment; import com.hippo.nimingban.ui.fragment.FragmentHost; import com.hippo.nimingban.ui.fragment.TypeSendFragment; import com.hippo.nimingban.util.Settings; import com.hippo.yorozuya.ResourcesUtils; public final class TypeSendActivity extends TranslucentActivity implements FragmentHost, TypeSendFragment.Callback { public static final String TAG_FRAGMENT_TYPE_SEND = "type_send"; public static final String ACTION_REPLY = TypeSendFragment.ACTION_REPLY; public static final String ACTION_CREATE_POST = TypeSendFragment.ACTION_CREATE_POST; public static final String ACTION_REPORT = TypeSendFragment.ACTION_REPORT; public static final String KEY_SITE = TypeSendFragment.KEY_SITE; public static final String KEY_ID = TypeSendFragment.KEY_ID; public static final String KEY_TEXT = TypeSendFragment.KEY_TEXT; @Override protected int getLightThemeResId() { return Settings.getColorStatusBar() ? R.style.SwipeActivity : R.style.SwipeActivity_NoStatus; } @Override protected int getDarkThemeResId() { return Settings.getColorStatusBar() ? R.style.SwipeActivity_Dark : R.style.SwipeActivity_Dark_NoStatus; } private Bundle createArgs() { Bundle bundle = new Bundle(); Intent intent = getIntent(); if (intent != null) { bundle.putString(TypeSendFragment.KEY_ACTION, intent.getAction()); bundle.putString(TypeSendFragment.KEY_TYPE, intent.getType()); bundle.putInt(TypeSendFragment.KEY_SITE, intent.getIntExtra(KEY_SITE, -1)); bundle.putString(TypeSendFragment.KEY_ID, intent.getStringExtra(KEY_ID)); bundle.putString(TypeSendFragment.KEY_TEXT, intent.getStringExtra(KEY_TEXT)); bundle.putString(TypeSendFragment.KEY_EXTRA_TEXT, intent.getStringExtra(Intent.EXTRA_TEXT)); bundle.putParcelable(TypeSendFragment.KEY_EXTRA_STREAM, intent.getParcelableExtra(Intent.EXTRA_STREAM)); } return bundle; } @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setStatusBarColor(ResourcesUtils.getAttrColor(this, R.attr.colorPrimaryDark)); setContentView(R.layout.activity_type_send); if (findViewById(R.id.fragment_container) != null) { if (savedInstanceState == null) { TypeSendFragment fragment = new TypeSendFragment(); fragment.setArguments(createArgs()); fragment.setFragmentHost(this); fragment.setCallback(this); FragmentTransaction transaction = getSupportFragmentManager().beginTransaction(); transaction.add(R.id.fragment_container, fragment, TAG_FRAGMENT_TYPE_SEND); transaction.commitAllowingStateLoss(); } else { TypeSendFragment fragment = (TypeSendFragment) getSupportFragmentManager() .findFragmentByTag(TAG_FRAGMENT_TYPE_SEND); fragment.setFragmentHost(this); fragment.setCallback(this); } } } @Override public void onBackPressed() { TypeSendFragment fragment = (TypeSendFragment) getSupportFragmentManager() .findFragmentByTag(TAG_FRAGMENT_TYPE_SEND); if (fragment.checkBeforeFinish()) { finish(); } } @Override public void finishFragment(BaseFragment fragment) { finish(); } @Override public void onClickBack(TypeSendFragment fragment) { if (fragment.checkBeforeFinish()) { fragment.getFragmentHost().finishFragment(fragment); } } }