Android Open Source - NFCReader Reader Activity

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Back to project page NFCReader.

License

The source code is released under:

GNU General Public License

Java Source Code

package us.xingrz.nfc.ui;
//  w w w  . ja v  a2 s .c  o m
import android.app.ActionBar;
import android.app.FragmentTransaction;
import android.os.Bundle;

import android.support.v4.app.*;
import android.support.v4.view.ViewPager;

import android.util.Log;
import android.view.MenuItem;

import android.widget.Toast;
import us.xingrz.nfc.R;
import us.xingrz.nfc.yct.YctInfo;

public class ReaderActivity extends FragmentActivity
        implements ActionBar.TabListener, ViewPager.OnPageChangeListener {

    private static final String TAG = ReaderActivity.class.getSimpleName();

    private ViewPager viewPager;
    private ActionBar actionBar;

    private YctInfo yctInfo;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.reader_activity);

        /* retrieve result */
        yctInfo = getIntent().getParcelableExtra("result");
        if (yctInfo == null) {
            Toast.makeText(this, R.string.toast_read_failed, Toast.LENGTH_LONG).show();
            return;
        }

        Log.d(TAG, String.format("Reading card %s", yctInfo.getId()));

        /* setup view pager */
        viewPager = (ViewPager) findViewById(R.id.reader_pager);
        viewPager.setAdapter(new ResultFragmentPagerAdapter(getSupportFragmentManager()));
        viewPager.setOnPageChangeListener(this);

        /* setup action bar */
        actionBar = getActionBar();
        if (actionBar == null) {
            finish();
            return;
        }

        actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
        actionBar.setDisplayHomeAsUpEnabled(true);

        for (String text : getResources().getStringArray(R.array.modules)) {
            actionBar.addTab(
                    actionBar.newTab()
                            .setText(text)
                            .setTabListener(this)
            );
        }
    }

    @Override
    protected void onPause() {
        overridePendingTransition(0, android.R.anim.fade_out);
        super.onPause();
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()) {
            case android.R.id.home:
                finish();
                return true;
            default:
                return super.onOptionsItemSelected(item);
        }
    }

    @Override
    public void onTabSelected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {
        viewPager.setCurrentItem(tab.getPosition());
    }

    @Override
    public void onTabUnselected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {
        // no-op
    }

    @Override
    public void onTabReselected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {
        // no-op
    }

    @Override
    public void onPageScrolled(int i, float v, int i2) {
        // no-op
    }

    @Override
    public void onPageSelected(int i) {
        actionBar.setSelectedNavigationItem(i);
    }

    @Override
    public void onPageScrollStateChanged(int i) {
        // no-op
    }

    private class ResultFragmentPagerAdapter extends FragmentPagerAdapter {

        public ResultFragmentPagerAdapter(FragmentManager fm) {
            super(fm);
        }

        @Override
        public int getCount() {
            return 3;
        }

        @Override
        public Fragment getItem(int i) {
            switch (i) {
                case 0:
                    return new GeneralFragment();
                case 1:
                    return new TransactionsFragment();
                case 2:
                    return new MetroFragment();
                default:
                    return null;
            }
        }

        @Override
        public CharSequence getPageTitle(int position) {
            return super.getPageTitle(position);
        }
    }

    public YctInfo getYctInfo() {
        return yctInfo;
    }

}

Java Source Code List

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