PageFragmentAdapter.java

package cheng.app.cnbeta;

import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;
import android.util.Log;
import android.view.ViewGroup;

public class PageFragmentAdapter extends FragmentPagerAdapter {
    static final int PAGE_NUMBER = 2;
    private float mPageWidth;

    public PageFragmentAdapter(FragmentManager fm, float pageWidth) {
        super(fm);
        mPageWidth = pageWidth;
    }

    @Override
    public Fragment getItem(int arg0) {
        Log.d("PageFragmentAdapter", "getItem:" + arg0);
        PageListFragment f = new PageListFragment();
        Bundle arguments = new Bundle();
        arguments.putInt(PageListFragment.ARG_PAGE, arg0);
        f.setArguments(arguments);
        return f;
    }

    @Override
    public Object instantiateItem(ViewGroup container, int position) {
        return super.instantiateItem(container, position);
    }

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

    @Override
    public float getPageWidth(int position) {
        return mPageWidth;
    }
}