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- package com.example.daman.swipefragmentdemo;
- import android.support.design.widget.FloatingActionButton;
- import android.support.design.widget.Snackbar;
- import android.support.v7.app.AppCompatActivity;
- import android.support.v7.widget.Toolbar;
- import android.support.v4.app.Fragment;
- import android.support.v4.app.FragmentManager;
- import android.support.v4.app.FragmentPagerAdapter;
- import android.support.v4.view.ViewPager;
- import android.os.Bundle;
- import android.view.LayoutInflater;
- import android.view.Menu;
- import android.view.MenuItem;
- import android.view.View;
- import android.view.ViewGroup;
- import android.widget.TextView;
- import java.util.ArrayList;
- public class MainActivity extends AppCompatActivity {
- /**
- * The {@link android.support.v4.view.PagerAdapter} that will provide
- * fragments for each of the sections. We use a
- * {@link FragmentPagerAdapter} derivative, which will keep every
- * loaded fragment in memory. If this becomes too memory intensive, it
- * may be best to switch to a
- * {@link android.support.v4.app.FragmentStatePagerAdapter}.
- */
- private SectionsPagerAdapter mSectionsPagerAdapter;
- /**
- * The {@link ViewPager} that will host the section contents.
- */
- private ViewPager mViewPager;
- @Override
- protected void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- setContentView(R.layout.activity_main);
- Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
- setSupportActionBar(toolbar);
- // Create the adapter that will return a fragment for each of the three
- // primary sections of the activity.
- ArrayList<String> name = new ArrayList<>();
- name.add("Hello");
- name.add("Two");
- name.add("Three");
- mSectionsPagerAdapter = new SectionsPagerAdapter(getSupportFragmentManager(), name);
- // Set up the ViewPager with the sections adapter.
- mViewPager = (ViewPager) findViewById(R.id.container);
- mViewPager.setAdapter(mSectionsPagerAdapter);
- FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
- fab.setOnClickListener(new View.OnClickListener() {
- @Override
- public void onClick(View view) {
- Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
- .setAction("Action", null).show();
- }
- });
- }
- @Override
- public boolean onCreateOptionsMenu(Menu menu) {
- // Inflate the menu; this adds items to the action bar if it is present.
- getMenuInflater().inflate(R.menu.menu_main, menu);
- return true;
- }
- @Override
- public boolean onOptionsItemSelected(MenuItem item) {
- // Handle action bar item clicks here. The action bar will
- // automatically handle clicks on the Home/Up button, so long
- // as you specify a parent activity in AndroidManifest.xml.
- int id = item.getItemId();
- //noinspection SimplifiableIfStatement
- if (id == R.id.action_settings) {
- return true;
- }
- return super.onOptionsItemSelected(item);
- }
- /**
- * A placeholder fragment containing a simple view.
- */
- public static class PlaceholderFragment extends Fragment {
- /**
- * The fragment argument representing the section number for this
- * fragment.
- */
- private static final String ARG_SECTION_NUMBER = "section_number";
- public PlaceholderFragment() {
- }
- /**
- * Returns a new instance of this fragment for the given section
- * number.
- */
- public static PlaceholderFragment newInstance(String text) {
- PlaceholderFragment fragment = new PlaceholderFragment();
- Bundle args = new Bundle();
- args.putString(ARG_SECTION_NUMBER, text);
- fragment.setArguments(args);
- return fragment;
- }
- @Override
- public View onCreateView(LayoutInflater inflater, ViewGroup container,
- Bundle savedInstanceState) {
- View rootView = inflater.inflate(R.layout.fragment_main, container, false);
- TextView textView = (TextView) rootView.findViewById(R.id.section_label);
- textView.setText(getArguments().getString(ARG_SECTION_NUMBER));
- return rootView;
- }
- }
- /**
- * A {@link FragmentPagerAdapter} that returns a fragment corresponding to
- * one of the sections/tabs/pages.
- */
- public class SectionsPagerAdapter extends FragmentPagerAdapter {
- ArrayList<String> name = new ArrayList<>();
- public SectionsPagerAdapter(FragmentManager fm, ArrayList<String> name) {
- super(fm);
- this.name = name;
- }
- @Override
- public Fragment getItem(int position) {
- // getItem is called to instantiate the fragment for the given page.
- // Return a PlaceholderFragment (defined as a static inner class below).
- return PlaceholderFragment.newInstance(name.get(position));
- }
- @Override
- public int getCount() {
- // Show 3 total pages.
- return name.size();
- }
- // @Override
- // public CharSequence getPageTitle(int position) {
- // switch (position) {
- // case 0:
- // return "SECTION 1";
- // case 1:
- // return "SECTION 2";
- // case 2:
- // return "SECTION 3";
- // }
- // return null;
- // }
- }
- }
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