| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * 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.example.android.wearable.flashlight; |
| |
| import android.app.Activity; |
| import android.app.Fragment; |
| import android.app.FragmentManager; |
| import android.os.Bundle; |
| import android.support.v13.app.FragmentPagerAdapter; |
| import android.support.v4.view.ViewPager; |
| import android.support.v4.view.ViewPager.OnPageChangeListener; |
| import android.view.LayoutInflater; |
| import android.view.View; |
| import android.view.ViewGroup; |
| |
| import java.util.ArrayList; |
| |
| /** |
| * Let there be light. |
| */ |
| public class MainActivity extends Activity { |
| |
| private ViewPager mViewPager; |
| |
| @Override |
| protected void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| |
| setContentView(R.layout.main); |
| mViewPager = (ViewPager) findViewById(R.id.pager); |
| final LightFragmentAdapter adapter = new LightFragmentAdapter(getFragmentManager()); |
| adapter.addFragment(new WhiteLightFragment()); |
| final PartyLightFragment partyFragment = new PartyLightFragment(); |
| adapter.addFragment(partyFragment); |
| mViewPager.setAdapter(adapter); |
| mViewPager.setOnPageChangeListener(new OnPageChangeListener() { |
| |
| @Override |
| public void onPageSelected(int position) { |
| if (position == 1) { |
| partyFragment.startCycling(); |
| } else { |
| partyFragment.stopCycling(); |
| } |
| } |
| |
| @Override |
| public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) { |
| } |
| |
| @Override |
| public void onPageScrollStateChanged(int state) { |
| } |
| }); |
| } |
| |
| static class LightFragmentAdapter extends FragmentPagerAdapter { |
| private ArrayList<Fragment> mFragments; |
| |
| public LightFragmentAdapter(FragmentManager fm) { |
| super(fm); |
| mFragments = new ArrayList<Fragment>(); |
| } |
| |
| @Override |
| public Fragment getItem(int position) { |
| return mFragments.get(position); |
| } |
| |
| @Override |
| public int getCount() { |
| return mFragments.size(); |
| } |
| |
| public void addFragment(Fragment fragment) { |
| mFragments.add(fragment); |
| // Update the pager when adding a fragment. |
| notifyDataSetChanged(); |
| } |
| } |
| |
| public static class WhiteLightFragment extends Fragment { |
| |
| @Override |
| public View onCreateView(LayoutInflater inflater, ViewGroup container, |
| Bundle savedInstanceState) { |
| return inflater.inflate(R.layout.white_light, container, false); |
| } |
| } |
| |
| public static class PartyLightFragment extends Fragment { |
| |
| private PartyLightView mView; |
| |
| @Override |
| public View onCreateView(LayoutInflater inflater, ViewGroup container, |
| Bundle savedInstanceState) { |
| mView = (PartyLightView) inflater.inflate(R.layout.party_light, container, false); |
| return mView; |
| } |
| |
| public void startCycling() { |
| mView.startCycling(); |
| } |
| |
| public void stopCycling() { |
| mView.stopCycling(); |
| } |
| |
| } |
| } |