Java tutorial
/* * Copyright (C) 2014 Pakkapon Phongthawee * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.pureexe.calinoius.environment.camera.fragment; import org.json.JSONException; import org.json.JSONObject; import android.app.Fragment; import android.content.Intent; import android.database.Cursor; import android.os.Bundle; import android.provider.ContactsContract; 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.AdapterView; import android.widget.AdapterView.OnItemClickListener; import android.widget.GridView; import android.widget.Toast; import com.pureexe.calinoius.environment.camera.activity.EXIFreadActivity; import com.pureexe.calinoius.environment.camera.activity.EnvironmentCameraActivity; import com.pureexe.calinoius.environment.camera.activity.FragmentDisplayActivity; import com.pureexe.calinoius.environment.camera.activity.MainActivity; import com.pureexe.calinoius.environment.camera.utility.DataManager; import com.pureexe.calinoius.environment.camera.utility.EnvSensorJSON; import com.pureexe.calinoius.environment.camera.utility.HomePageAdapter; import com.pureexe.calinoius.environment.camera.R; public class MainFragment extends Fragment { DataManager dataManager; public MainFragment() { } @Override public void onCreate(Bundle savedInstanceState) { setHasOptionsMenu(true); super.onCreate(savedInstanceState); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View rootView = inflater.inflate(R.layout.fragment_main, container, false); dataManager = new DataManager(getActivity()); try { // Use Try catch Exception to avoid force close with CM's Privacy Guard Cursor c = getActivity().getApplication().getContentResolver() .query(ContactsContract.Profile.CONTENT_URI, null, null, null, null); c.moveToFirst(); dataManager.setString("Researcher", c.getString(c.getColumnIndex("display_name"))); } catch (Exception e) { dataManager.setString("Researcher", "Unknown"); } GridView gridview = (GridView) rootView.findViewById(R.id.gridView1); gridview.setAdapter(new HomePageAdapter(getActivity())); gridview.setOnItemClickListener(new OnItemClickListener() { public void onItemClick(AdapterView<?> parent, View v, int position, long id) { if (position == 0) { Intent beepActivity = new Intent(getActivity(), FragmentDisplayActivity.class); beepActivity.setAction(Intent.ACTION_SEND); beepActivity.putExtra(Intent.EXTRA_TEXT, "UserFragment"); beepActivity.setType("beepActivity"); startActivity(beepActivity); } if (position == 1) { Intent intent = new Intent(getActivity(), EnvironmentCameraActivity.class); startActivity(intent); } if (position == 2) { Intent beepActivity = new Intent(getActivity(), FragmentDisplayActivity.class); beepActivity.setAction(Intent.ACTION_SEND); beepActivity.putExtra(Intent.EXTRA_TEXT, "EXIFreadFragment"); beepActivity.setType("beepActivity"); startActivity(beepActivity); } if (position == 3) { Intent beepActivity = new Intent(getActivity(), FragmentDisplayActivity.class); beepActivity.setAction(Intent.ACTION_SEND); beepActivity.putExtra(Intent.EXTRA_TEXT, "SettingPreferenceFragment"); beepActivity.setType("beepActivity"); startActivity(beepActivity); } if (position == 4) { Intent beepActivity = new Intent(getActivity(), FragmentDisplayActivity.class); beepActivity.setAction(Intent.ACTION_SEND); beepActivity.putExtra(Intent.EXTRA_TEXT, "HelpFragment"); beepActivity.setType("beepActivity"); startActivity(beepActivity); } if (position == 5) { Intent beepActivity = new Intent(getActivity(), FragmentDisplayActivity.class); beepActivity.setAction(Intent.ACTION_SEND); beepActivity.putExtra(Intent.EXTRA_TEXT, "AboutFragment"); beepActivity.setType("beepActivity"); startActivity(beepActivity); } } }); return rootView; } @Override public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { inflater.inflate(R.menu.main, menu); super.onCreateOptionsMenu(menu, inflater); } @Override public boolean onOptionsItemSelected(MenuItem item) { int id = item.getItemId(); if (id == R.id.action_environmentcamera) { Intent intent = new Intent(getActivity(), EnvironmentCameraActivity.class); startActivity(intent); } if (id == R.id.action_exifread) { Intent intent = new Intent(getActivity(), EXIFreadActivity.class); startActivity(intent); } if (id == R.id.action_compass) { } return super.onOptionsItemSelected(item); } }