Android Open Source - Android-CriminalIntent Crime Pager Activity

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Back to project page Android-CriminalIntent.

License

The source code is released under:

MIT License

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Java Source Code

package com.bignerdranch.android.criminalintent;
//from www .  j a v a2 s .c  o m
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentStatePagerAdapter;
import android.support.v4.view.ViewPager;

import java.util.ArrayList;
import java.util.UUID;

/**
 * ViewPager Activity
 * Created by mweekes on 12/21/13.
 */
public class CrimePagerActivity extends FragmentActivity {
    private ViewPager mViewPager;
    private ArrayList<Crime> mCrimes;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        mViewPager = new ViewPager(this);
        mViewPager.setId(R.id.viewPager);
        setContentView(mViewPager);

        mCrimes = CrimeLab.get(this).getCrimes();

        FragmentManager fm = getSupportFragmentManager();
        mViewPager.setAdapter(new FragmentStatePagerAdapter(fm) {
            @Override
            public Fragment getItem(int i) {
                Crime crime = mCrimes.get(i);
                return CrimeFragment.newInstance(crime.getId());
            }

            @Override
            public int getCount() {
                return mCrimes.size();
            }
        });

        UUID crimeId = (UUID) getIntent().getSerializableExtra(CrimeFragment.EXTRA_CRIME_ID);
        for (int i = 0; i < mCrimes.size(); i++) {
            if (mCrimes.get(i).getId().equals(crimeId)) {
                mViewPager.setCurrentItem(i);
                break;
            }
        }

        mViewPager.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
            @Override
            public void onPageScrolled(int i, float v, int i2) {

            }

            @Override
            public void onPageSelected(int i) {
                Crime crime = mCrimes.get(i);
                if (crime.getTitle() != null) {
                    setTitle(crime.getTitle());
                }
            }

            @Override
            public void onPageScrollStateChanged(int i) {

            }
        });
    }
}

Java Source Code List