143 lines
4.0 KiB
Java
143 lines
4.0 KiB
Java
/*
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* Copyright (C) 2012 Tobias Brunner
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* Hochschule fuer Technik Rapperswil
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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package org.strongswan.android.ui;
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import org.strongswan.android.R;
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import org.strongswan.android.data.VpnProfileDataSource;
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import org.strongswan.android.security.TrustedCertificateEntry;
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import android.app.ActionBar;
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import android.app.ActionBar.Tab;
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import android.app.Activity;
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import android.app.Fragment;
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import android.app.FragmentTransaction;
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import android.content.Intent;
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import android.os.Bundle;
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import android.view.MenuItem;
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public class TrustedCertificatesActivity extends Activity implements TrustedCertificateListFragment.OnTrustedCertificateSelectedListener
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{
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@Override
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public void onCreate(Bundle savedInstanceState)
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{
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super.onCreate(savedInstanceState);
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setContentView(R.layout.trusted_certificates_activity);
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ActionBar actionBar = getActionBar();
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actionBar.setDisplayHomeAsUpEnabled(true);
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actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
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actionBar.addTab(actionBar
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.newTab()
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.setText(R.string.system_tab)
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.setTabListener(new TrustedCertificatesTabListener(this, "system", false)));
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actionBar.addTab(actionBar
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.newTab()
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.setText(R.string.user_tab)
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.setTabListener(new TrustedCertificatesTabListener(this, "user", true)));
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if (savedInstanceState != null)
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{
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actionBar.setSelectedNavigationItem(savedInstanceState.getInt("tab", 0));
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}
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}
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@Override
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protected void onSaveInstanceState(Bundle outState)
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{
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super.onSaveInstanceState(outState);
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outState.putInt("tab", getActionBar().getSelectedNavigationIndex());
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item)
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{
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switch (item.getItemId())
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{
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case android.R.id.home:
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finish();
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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@Override
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public void onTrustedCertificateSelected(TrustedCertificateEntry selected)
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{
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/* the user selected a certificate, return to calling activity */
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Intent intent = new Intent();
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intent.putExtra(VpnProfileDataSource.KEY_CERTIFICATE, selected.getAlias());
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setResult(Activity.RESULT_OK, intent);
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finish();
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}
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public static class TrustedCertificatesTabListener implements ActionBar.TabListener
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{
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private final String mTag;
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private final boolean mUser;
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private Fragment mFragment;
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public TrustedCertificatesTabListener(Activity activity, String tag, boolean user)
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{
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mTag = tag;
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mUser = user;
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/* check to see if we already have a fragment for this tab, probably
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* from a previously saved state. if so, deactivate it, because the
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* initial state is that no tab is shown */
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mFragment = activity.getFragmentManager().findFragmentByTag(mTag);
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if (mFragment != null && !mFragment.isDetached())
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{
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FragmentTransaction ft = activity.getFragmentManager().beginTransaction();
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ft.detach(mFragment);
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ft.commit();
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}
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}
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@Override
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public void onTabSelected(Tab tab, FragmentTransaction ft)
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{
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if (mFragment == null)
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{
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mFragment = new TrustedCertificateListFragment();
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if (mUser)
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{ /* use non empty arguments to indicate this */
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mFragment.setArguments(new Bundle());
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}
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ft.add(android.R.id.content, mFragment, mTag);
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}
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else
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{
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ft.attach(mFragment);
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}
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}
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@Override
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public void onTabUnselected(Tab tab, FragmentTransaction ft)
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{
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if (mFragment != null)
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{
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ft.detach(mFragment);
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}
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}
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@Override
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public void onTabReselected(Tab tab, FragmentTransaction ft)
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{
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/* nothing to be done */
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}
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}
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}
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