Android Open Source - PECSMobile Cards Activity

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Back to project page PECSMobile.
License

The source code is released under:
GNU General Public License
If you think the Android project PECSMobile listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
Java Source Code

package com.jjoseba.pecsmobile.activity;
/* www.  j ava  2  s.  c  o  m*/
import com.jjoseba.pecsmobile.CardsPage;
import com.jjoseba.pecsmobile.R;
import com.jjoseba.pecsmobile.ui.EnableableViewPager;
import com.jjoseba.pecsmobile.ui.GridItemClickedListener;
import com.jjoseba.pecsmobile.ui.ZoomOutPageTransformer;
import com.jjoseba.pecsmobile.util.SystemUiHider;

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.PagerAdapter;
import android.support.v4.view.ViewPager;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.GridView;

public class CardsActivity extends FragmentActivity implements GridItemClickedListener, ViewPager.OnPageChangeListener {

    private static int NUM_PAGES = 2;

    private EnableableViewPager mPager;
    private PagerAdapter mPagerAdapter;
    private ZoomOutPageTransformer mPageTransformer;
    private int mLastPage;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_cards);

        mPager = (EnableableViewPager) findViewById(R.id.pager);
        mPagerAdapter = new ScreenSlidePagerAdapter(this.getSupportFragmentManager());
        mPageTransformer = new ZoomOutPageTransformer();

        mPager.setAdapter(mPagerAdapter);
        mPager.setPageTransformer(false, mPageTransformer);
        mPager.setPagingEnabled(false);
        mPager.setOnPageChangeListener(this);
        mLastPage = 0;

        Button dummy = (Button) findViewById(R.id.dummy_button);
        dummy.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {

            }
        });
    }

    @Override
    public void onBackPressed() {
        if (mPager.getCurrentItem() == 0) {
            // If the user is currently looking at the first step, allow the system to handle the
            // Back button. This calls finish() on this activity and pops the back stack.
            super.onBackPressed();

        } else {
            // Otherwise, select the previous step.
            mPager.setCurrentItem(mPager.getCurrentItem() - 1);
        }
    }

    @Override
    public void onClick(int position) {

        mPageTransformer.setAnimateFromRight((position % 2 != 0));

        int target = mPager.getCurrentItem() + 1;
        NUM_PAGES = target + 1;
        mPagerAdapter.notifyDataSetChanged();
        mPager.setCurrentItem(target, true);
        mPager.setPagingEnabled(true);
    }

    @Override
    public void onPageSelected(int page) {
        int currentPage = mPager.getCurrentItem();
        if ( currentPage == 0){
            mPager.setPagingEnabled(false);
        }
        else if (currentPage < mLastPage){
            // swiping back --> remove last page
            NUM_PAGES--;
            mPagerAdapter.notifyDataSetChanged();
        }
        Log.d("pager", "" + NUM_PAGES);
        mLastPage = currentPage;
    }


    @Override
    public void onPageScrolled(int i, float v, int i2) {

    }


    @Override
    public void onPageScrollStateChanged(int i) {

    }



    private class ScreenSlidePagerAdapter extends FragmentStatePagerAdapter  {
        public ScreenSlidePagerAdapter(FragmentManager fm) {
            super(fm);
        }

        @Override
        public Fragment getItem(int position) {

            CardsPage page = new CardsPage(position);
            page.setOnClickListener(CardsActivity.this);
            return page;
        }

        @Override
        public int getItemPosition(Object object){
            return PagerAdapter.POSITION_NONE;
        }

        @Override
        public int getCount() {
            return NUM_PAGES;
        }
    }


}
Java Source Code List
