Java tutorial
/* * Geopaparazzi - Digital field mapping on Android based devices * Copyright (C) 2010 HydroloGIS (www.hydrologis.com) * * 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 eu.geopaparazzi.library.forms; import org.json.JSONException; import org.json.JSONObject; import android.app.Activity; import android.content.Intent; import android.content.pm.ActivityInfo; import android.content.res.Configuration; import android.os.Bundle; import android.support.v4.app.FragmentActivity; import android.view.KeyEvent; import eu.geopaparazzi.library.R; import eu.geopaparazzi.library.database.GPLog; import eu.geopaparazzi.library.util.LibraryConstants; /** * Fragment detail view activity. * * @author Andrea Antonello (www.hydrologis.com) */ public class FragmentDetailActivity extends FragmentActivity { private String formName; private String sectionObjectString; private JSONObject sectionObject; private double longitude; private double latitude; private long noteId; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); // don't permit rotation int currentOrientation = getResources().getConfiguration().orientation; if (currentOrientation == Configuration.ORIENTATION_LANDSCAPE) { setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE); } else { setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT); } if (savedInstanceState != null) { formName = savedInstanceState.getString(FormUtilities.ATTR_FORMNAME); } Intent intent = getIntent(); Bundle extras = intent.getExtras(); if (extras != null) { noteId = extras.getLong(LibraryConstants.DATABASE_ID); formName = extras.getString(FormUtilities.ATTR_FORMNAME); sectionObjectString = extras.getString(FormUtilities.ATTR_SECTIONOBJECTSTR); try { sectionObject = new JSONObject(sectionObjectString); } catch (JSONException e) { GPLog.error(this, null, e); } longitude = extras.getDouble(LibraryConstants.LONGITUDE); latitude = extras.getDouble(LibraryConstants.LATITUDE); } setContentView(R.layout.details_activity_layout); } /** * @return the form name. */ public String getFormName() { return formName; } /** * @return the section object. */ public JSONObject getSectionObject() { return sectionObject; } /** * @return the sectionname. */ public String getSectionName() { return sectionObjectString; } /** * @return the latitude. */ public double getLatitude() { return latitude; } /** * @return the longitude. */ public double getLongitude() { return longitude; } public long getNoteId() { return noteId; } public boolean onKeyDown(int keyCode, KeyEvent event) { // force to exit through the exit button, in order to avoid losing info switch (keyCode) { case KeyEvent.KEYCODE_BACK: FragmentDetail currentFragment = (FragmentDetail) getSupportFragmentManager() .findFragmentById(R.id.detailFragment); if (currentFragment != null) { try { currentFragment.storeFormItems(false); } catch (Exception e) { GPLog.error(this, null, e); } JSONObject returnSectionObject = currentFragment.getSectionObject(); Intent intent = getIntent(); intent.putExtra(FormUtilities.ATTR_SECTIONOBJECTSTR, returnSectionObject.toString()); setResult(Activity.RESULT_OK, intent); } } return super.onKeyDown(keyCode, event); } }