session-android/src/org/thoughtcrime/securesms/preferences/MmsPreferencesActivity.java

/**
 * Copyright (C) 2011 Whisper Systems
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.thoughtcrime.securesms.preferences;

import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentTransaction;
import android.view.MenuItem;

import org.thoughtcrime.securesms.PassphraseRequiredActionBarActivity;
import org.thoughtcrime.securesms.crypto.MasterSecret;
import org.thoughtcrime.securesms.util.DynamicLanguage;
import org.thoughtcrime.securesms.util.DynamicTheme;
import org.thoughtcrime.securesms.util.MemoryCleaner;

public class MmsPreferencesActivity extends PassphraseRequiredActionBarActivity {

  private MasterSecret masterSecret;

  private final DynamicTheme dynamicTheme       = new DynamicTheme();
  private final DynamicLanguage dynamicLanguage = new DynamicLanguage();

  @Override
  protected void onCreate(Bundle icicle) {
    dynamicTheme.onCreate(this);
    dynamicLanguage.onCreate(this);
    super.onCreate(icicle);

    this.getSupportActionBar().setDisplayHomeAsUpEnabled(true);

    masterSecret = getIntent().getParcelableExtra("master_secret");

    Fragment fragment = new MmsPreferencesFragment();
    FragmentManager fragmentManager = getSupportFragmentManager();
    FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
    fragmentTransaction.replace(android.R.id.content, fragment);
    fragmentTransaction.commit();

  }

  @Override
  public void onResume() {
    super.onResume();
    dynamicTheme.onResume(this);
    dynamicLanguage.onResume(this);
  }

  @Override
  public void onDestroy() {
    MemoryCleaner.clean(masterSecret);
    MemoryCleaner.clean((MasterSecret) getIntent().getParcelableExtra("master_secret"));
    super.onDestroy();
  }

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

    return false;
  }

  @Override
  public void onBackPressed() {
    super.onBackPressed();
  }

}