76 lines
2.1 KiB
Java
76 lines
2.1 KiB
Java
/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License
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*/
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package com.android.incallui.baseui;
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import android.os.Bundle;
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import android.support.v4.app.Fragment;
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/** Parent for all fragments that use Presenters and Ui design. */
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public abstract class BaseFragment<T extends Presenter<U>, U extends Ui> extends Fragment {
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private static final String KEY_FRAGMENT_HIDDEN = "key_fragment_hidden";
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private T presenter;
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protected BaseFragment() {
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presenter = createPresenter();
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}
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public abstract T createPresenter();
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public abstract U getUi();
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/**
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* Presenter will be available after onActivityCreated().
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*
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* @return The presenter associated with this fragment.
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*/
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public T getPresenter() {
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return presenter;
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}
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@Override
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public void onActivityCreated(Bundle savedInstanceState) {
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super.onActivityCreated(savedInstanceState);
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presenter.onUiReady(getUi());
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}
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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if (savedInstanceState != null) {
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presenter.onRestoreInstanceState(savedInstanceState);
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if (savedInstanceState.getBoolean(KEY_FRAGMENT_HIDDEN)) {
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getFragmentManager().beginTransaction().hide(this).commit();
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}
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}
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}
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@Override
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public void onDestroyView() {
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super.onDestroyView();
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presenter.onUiDestroy(getUi());
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}
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@Override
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public void onSaveInstanceState(Bundle outState) {
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super.onSaveInstanceState(outState);
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presenter.onSaveInstanceState(outState);
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outState.putBoolean(KEY_FRAGMENT_HIDDEN, isHidden());
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}
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}
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