package net.i2p.android.i2ptunnel;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.support.v4.app.ActivityCompat;
import android.support.v4.app.ActivityOptionsCompat;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;
import android.support.v4.util.Pair;
import android.support.v4.view.ViewPager;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageButton;
import android.widget.Toast;
import com.viewpagerindicator.TitlePageIndicator;
import net.i2p.android.i2ptunnel.preferences.EditTunnelContainerFragment;
import net.i2p.android.i2ptunnel.util.TunnelUtil;
import net.i2p.android.router.R;
import net.i2p.android.router.util.Util;
import net.i2p.android.util.FragmentUtils;
import net.i2p.app.ClientAppState;
import net.i2p.i2ptunnel.TunnelControllerGroup;
import net.i2p.i2ptunnel.ui.TunnelConfig;
import net.i2p.router.RouterContext;
import java.util.List;
public class TunnelsContainer extends Fragment implements
FragmentUtils.TwoPaneProvider,
TunnelListFragment.OnTunnelSelectedListener,
TunnelDetailFragment.TunnelDetailListener {
static final int TUNNEL_WIZARD_REQUEST = 1;
public static final String TUNNEL_WIZARD_DATA = "tunnel_wizard_data";
/**
* Whether or not the activity is in two-pane mode, i.e. running on a tablet
* device.
*/
private boolean mTwoPane;
ViewPager mViewPager;
TitlePageIndicator mPageIndicator;
FragmentPagerAdapter mFragPagerAdapter;
private static final String FRAGMENT_CLIENT = "client_fragment";
private static final String FRAGMENT_SERVER = "server_fragment";
private static final int FRAGMENT_ID_CLIENT = 0;
private static final int FRAGMENT_ID_SERVER = 1;
TunnelListFragment mClientFrag;
TunnelListFragment mServerFrag;
private ImageButton mNewTunnel;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setHasOptionsMenu(true);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View v = inflater.inflate(R.layout.container_tunnels, container, false);
mViewPager = (ViewPager) v.findViewById(R.id.pager);
mPageIndicator = (TitlePageIndicator) v.findViewById(R.id.page_indicator);
mNewTunnel = (ImageButton) v.findViewById(R.id.promoted_action);
if (v.findViewById(R.id.detail_fragment) != null) {
// The detail container view will be present only in the
// large-screen layouts (res/values-w720dp). If this view
// is present, then the activity should be in two-pane mode.
mTwoPane = true;
}
if (savedInstanceState != null) {
mClientFrag = (TunnelListFragment) getChildFragmentManager().getFragment(
savedInstanceState, FRAGMENT_CLIENT);
mServerFrag = (TunnelListFragment) getChildFragmentManager().getFragment(
savedInstanceState, FRAGMENT_SERVER);
}
return v;
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
mFragPagerAdapter = new TunnelsPagerAdapter(getChildFragmentManager());
mViewPager.setAdapter(mFragPagerAdapter);
// Bind the page indicator to the pager.
mPageIndicator.setViewPager(mViewPager);
mNewTunnel.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Intent wi = new Intent(getActivity(), TunnelWizardActivity.class);
startActivityForResult(wi, TUNNEL_WIZARD_REQUEST);
}
});
}
public class TunnelsPagerAdapter extends FragmentPagerAdapter {
private static final int NUM_ITEMS = 2;
public TunnelsPagerAdapter(FragmentManager fm) {
super(fm);
}
@Override
public int getCount() {
return NUM_ITEMS;
}
@Override
public Fragment getItem(int position) {
switch (position) {
case FRAGMENT_ID_CLIENT:
return (mClientFrag = TunnelListFragment.newInstance(true));
case FRAGMENT_ID_SERVER:
return (mServerFrag = TunnelListFragment.newInstance(false));
default:
return null;
}
}
@Override
public CharSequence getPageTitle(int position) {
switch (position) {
case FRAGMENT_ID_CLIENT:
return getActivity().getString(R.string.label_i2ptunnel_client);
case FRAGMENT_ID_SERVER:
return getActivity().getString(R.string.label_i2ptunnel_server);
default:
return null;
}
}
}
@Override
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
super.onCreateOptionsMenu(menu, inflater);
inflater.inflate(R.menu.fragment_i2ptunnel_list_actions, menu);
}
@Override
public void onPrepareOptionsMenu(Menu menu) {
RouterContext rCtx = Util.getRouterContext();
TunnelControllerGroup tcg = TunnelControllerGroup.getInstance();
boolean showActions = rCtx != null && tcg != null &&
(tcg.getState() == ClientAppState.STARTING ||
tcg.getState() == ClientAppState.RUNNING);
menu.findItem(R.id.action_start_all_tunnels).setVisible(showActions);
menu.findItem(R.id.action_stop_all_tunnels).setVisible(showActions);
menu.findItem(R.id.action_restart_all_tunnels).setVisible(showActions);
mNewTunnel.setVisibility(showActions ? View.VISIBLE : View.GONE);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
TunnelControllerGroup tcg = TunnelControllerGroup.getInstance();
if (tcg == null)
return false;
// Handle presses on the action bar items
List<String> msgs;
switch (item.getItemId()) {
case R.id.action_start_all_tunnels:
msgs = tcg.startAllControllers();
break;
case R.id.action_stop_all_tunnels:
msgs = tcg.stopAllControllers();
break;
case R.id.action_restart_all_tunnels:
msgs = tcg.restartAllControllers();
break;
default:
return super.onOptionsItemSelected(item);
}
// TODO: Do something with the other messages
if (msgs.size() > 0)
Toast.makeText(getActivity().getApplicationContext(),
msgs.get(0), Toast.LENGTH_LONG).show();
return true;
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == TUNNEL_WIZARD_REQUEST) {
if (resultCode == Activity.RESULT_OK) {
Bundle tunnelData = data.getExtras().getBundle(TUNNEL_WIZARD_DATA);
// TODO fetch earlier
TunnelControllerGroup tcg = TunnelControllerGroup.getInstance();
TunnelConfig cfg = TunnelUtil.createConfigFromWizard(getActivity(), tcg, tunnelData);
TunnelEntry tunnel = TunnelEntry.createNewTunnel(getActivity(), tcg, cfg);
if (tunnel.isClient() && mClientFrag != null)
mClientFrag.addTunnel(tunnel);
else if (mServerFrag != null)
mServerFrag.addTunnel(tunnel);
}
}
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
// Since the pager fragments don't have known tags or IDs, the only way to persist the
// reference is to use putFragment/getFragment. Remember, we're not persisting the exact
// Fragment instance. This mechanism simply gives us a way to persist access to the
// 'current' fragment instance for the given fragment (which changes across orientation
// changes).
//
// The outcome of all this is that the "Refresh" menu button refreshes the stream across
// orientation changes.
if (mClientFrag != null)
getChildFragmentManager().putFragment(outState, FRAGMENT_CLIENT, mClientFrag);
if (mServerFrag != null)
getChildFragmentManager().putFragment(outState, FRAGMENT_SERVER, mServerFrag);
}
// FragmentUtils.TwoPaneProvider
public boolean isTwoPane() {
return mTwoPane;
}
// TunnelListFragment.OnTunnelSelectedListener
public final void onTunnelSelected(int tunnelId, Pair<View, String>[] pairs) {
if (mTwoPane) {
// In two-pane mode, show the detail view in this activity by
// adding or replacing the detail fragment using a
// fragment transaction.
TunnelDetailFragment detailFrag = TunnelDetailFragment.newInstance(tunnelId);
getChildFragmentManager().beginTransaction()
.replace(R.id.detail_fragment, detailFrag).commit();
} else {
// In single-pane mode, simply start the detail activity
// for the selected item ID.
Intent detailIntent = new Intent(getActivity(), TunnelDetailActivity.class);
detailIntent.putExtra(TunnelDetailFragment.TUNNEL_ID, tunnelId);
ActivityOptionsCompat options = ActivityOptionsCompat.makeSceneTransitionAnimation(
getActivity(), pairs);
ActivityCompat.startActivity(getActivity(), detailIntent, options.toBundle());
}
}
// TunnelDetailFragment.TunnelDetailListener
@Override
public void onEditTunnel(int tunnelId) {
Fragment editFrag = EditTunnelContainerFragment.newInstance(tunnelId);
getChildFragmentManager().beginTransaction()
.replace(R.id.detail_fragment, editFrag)
.addToBackStack("")
.commit();
}
public void onTunnelDeleted(int tunnelId, int numTunnelsLeft) {
// Should only get here in two-pane mode, but just to be safe:
if (mTwoPane) {
if (numTunnelsLeft > 0) {
TunnelDetailFragment detailFrag = TunnelDetailFragment.newInstance(
(tunnelId > 0 ? tunnelId - 1 : 0));
getChildFragmentManager().beginTransaction()
.replace(R.id.detail_fragment, detailFrag).commit();
} else {
TunnelDetailFragment detailFrag = (TunnelDetailFragment) getChildFragmentManager().findFragmentById(R.id.detail_fragment);
getChildFragmentManager().beginTransaction()
.remove(detailFrag).commit();
}
}
}
}