Android Open Source - AndroidWearable-Samples Main Activity

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License

The source code is released under:

Apache License

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Java Source Code

package com.example.android.wearable.flashlight;
/*from  w w w .j a  va  2  s. c  o  m*/
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();
        }

    }
}

Java Source Code List