Java tutorial
/** 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 no.barentswatch.fiskinfo; import java.security.InvalidParameterException; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import no.barentswatch.implementation.ExpandableListAdapter; import no.barentswatch.implementation.FiskInfoUtility; import org.json.JSONArray; import org.json.JSONException; import org.json.JSONObject; import android.app.Dialog; import android.content.Intent; import android.os.Bundle; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.Window; import android.widget.Button; import android.widget.ExpandableListView; import android.widget.ExpandableListView.OnChildClickListener; import android.widget.TextView; public class MyPageActivity extends BaseActivity { private ExpandableListAdapter listAdapter; private ExpandableListView expListView; private List<String> listDataHeader; private HashMap<String, List<String>> listDataChild; @Override protected void onCreate(Bundle savedInstanceState) { super.setContext(this); super.onCreate(savedInstanceState); setContentView(R.layout.activity_my_page); if (!getAuthenticationLevel()) { Intent intent = new Intent(this, MainActivity.class); startActivity(intent); } // Retrieve the list view expListView = (ExpandableListView) findViewById(R.id.myPageListView); // Load the data of all the tutorials into the view loadListData(); listAdapter = new ExpandableListAdapter(this, listDataHeader, listDataChild); createSubscriptionOnClickListeners(); expListView.setAdapter(listAdapter); } private void loadListData() { listDataHeader = new ArrayList<String>(); listDataChild = new HashMap<String, List<String>>(); listDataHeader.add(getString(R.string.my_page_registered_vessels)); listDataHeader.add(getString(R.string.my_page_registered_tools)); listDataHeader.add(getString(R.string.my_page_my_maps)); listDataHeader.add(getString(R.string.my_page_my_notices)); listDataHeader.add(getString(R.string.my_page_all_available_subscriptions)); List<String> myVessels = new ArrayList<String>(); // TODO: get registered vessels from BarentsWatch when its implemented if (myVessels.size() == 0) { myVessels.add(getString(R.string.my_page_service_not_available)); } else { myVessels.add(getString(R.string.my_page_add_vessel)); } List<String> myTools = new ArrayList<String>(); // TODO: get registered tools from BarentsWatch once implemented if (myTools.size() == 0) { myTools.add(getString(R.string.my_page_service_not_available)); } else { myTools.add(getString(R.string.my_page_add_tool)); } List<String> myMaps = new ArrayList<String>(); JSONArray mySubscriptions = authenticatedGetRequestToBarentswatchAPIService( getString(R.string.my_page_my_subscriptions)); List<String> myMapsFieldsToExtract = new ArrayList<String>(); myMapsFieldsToExtract.add("GeoDataServiceName"); new FiskInfoUtility().appendSubscriptionItemsToView(mySubscriptions, myMaps, myMapsFieldsToExtract); if (myMaps.size() == 0) { myMaps.add(getString(R.string.my_page_no_maps_registered)); } else { //myMaps.add(getString(R.string.my_page_add_map)); } List<String> myNotices = new ArrayList<String>(); // TODO: get registered notices from BarentsWatch once its implemented if (myNotices.size() == 0) { myNotices.add(getString(R.string.my_page_service_not_available)); } else { myNotices.add(getString(R.string.my_page_add_notice)); } JSONArray availableGeoSubscriptions = getSharedCacheOfAvailableSubscriptions(); if (availableGeoSubscriptions == null) { availableGeoSubscriptions = authenticatedGetRequestToBarentswatchAPIService( getString(R.string.my_page_geo_data_service)); setSharedCacheOfAvailableSubscriptions(availableGeoSubscriptions); } List<String> availableSubscriptions = new ArrayList<String>(); List<String> values = new ArrayList<String>(); values.add("Name"); values.add("DataOwner"); values.add("LastUpdated"); new FiskInfoUtility().appendSubscriptionItemsToView(availableGeoSubscriptions, availableSubscriptions, values); // Add header and child data listDataChild.put(listDataHeader.get(0), myVessels); listDataChild.put(listDataHeader.get(1), myTools); listDataChild.put(listDataHeader.get(2), myMaps); listDataChild.put(listDataHeader.get(3), myNotices); listDataChild.put(listDataHeader.get(4), availableSubscriptions); } private void createSubscriptionOnClickListeners() { expListView.setOnChildClickListener(new OnChildClickListener() { @Override public boolean onChildClick(ExpandableListView parent, View v, int groupPosition, int childPosition, long id) { if (((String) listAdapter.getGroup(groupPosition)) .equals(getString(R.string.my_page_all_available_subscriptions).toString())) { listAdapter.getChild(groupPosition, childPosition); createSubscriptionInformationDialog(childPosition); } return true; } }); } public void createSubscriptionInformationDialog(int JSONObjectIndex) { final Dialog dialog = new Dialog(this); dialog.requestWindowFeature(Window.FEATURE_LEFT_ICON); dialog.setContentView(R.layout.subscription_info_dialog); TextView subscriptionNameView = (TextView) dialog.findViewById(R.id.subscription_description_text_view); TextView subscriptionOwnerView = (TextView) dialog.findViewById(R.id.subscription_owner_text_view); TextView subscriptionUpdatedView = (TextView) dialog.findViewById(R.id.subscription_last_updated_text_view); Button okButton = (Button) dialog.findViewById(R.id.dismiss_dialog_button); Button viewOnMapButton = (Button) dialog.findViewById(R.id.go_to_map_button); String subscriptionName = null; String subscriptionOwner = null; String subscriptionDescription = null; JSONArray subscriptions = getSharedCacheOfAvailableSubscriptions(); List<String> updateValues = new ArrayList<String>(); JSONObject currentSubscription; String lastUpdated = ""; updateValues.add("Name"); updateValues.add("DataOwner"); updateValues.add("LastUpdated"); updateValues.add("Description"); updateValues.add("UpdateFrequencyText"); if (subscriptions != null) { try { currentSubscription = getSharedCacheOfAvailableSubscriptions().getJSONObject(JSONObjectIndex); subscriptionName = currentSubscription.getString("Name"); subscriptionOwner = currentSubscription.getString("DataOwner"); subscriptionDescription = currentSubscription.getString("Description"); lastUpdated = currentSubscription.get("LastUpdated").toString(); } catch (JSONException e) { e.printStackTrace(); } } String[] updateDateAndTime = lastUpdated.split("T"); lastUpdated = updateDateAndTime[1] + " " + updateDateAndTime[0]; subscriptionNameView.setText(subscriptionDescription); subscriptionOwnerView.setText(subscriptionOwner); subscriptionUpdatedView.setText(lastUpdated); okButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { dialog.dismiss(); } }); viewOnMapButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { // TODO Do some map stuff here so we only show this layer I // guess? loadView(MapActivity.class); } }); int subscriptionIconId = getSubscriptionIconId(subscriptionName); dialog.setTitle(subscriptionName); dialog.setCanceledOnTouchOutside(false); dialog.show(); if (subscriptionIconId != 0) { dialog.setFeatureDrawableResource(Window.FEATURE_LEFT_ICON, subscriptionIconId); } } private int getSubscriptionIconId(String subscriptionName) { int retVal = 0; switch (subscriptionName) { case "Redskap": retVal = R.drawable.ikon_kystfiske; break; case "Iskant": retVal = R.drawable.ikon_is_tjenester; break; case "Havbunnsinstallasjoner": retVal = R.drawable.ikon_kart_til_din_kartplotter; break; case "Seismikk, planlagt": retVal = R.drawable.ikon_olje_og_gass; break; case "Seismikk, pgende": retVal = R.drawable.ikon_olje_og_gass; break; default: throw new InvalidParameterException("Parameter '" + subscriptionName + "' is not recognised."); } return retVal; } private void createSettingsDialog() { final Dialog dialog = new Dialog(this); dialog.setContentView(R.layout.dialog_settings); dialog.setTitle(R.string.settings); Button setStoragePathButton = (Button) dialog.findViewById(R.id.settings_dialog_set_storage_path_button); Button logOutButton = (Button) dialog.findViewById(R.id.settings_dialog_log_out_button); Button okButton = (Button) dialog.findViewById(R.id.settings_dialog_ok_button); setStoragePathButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { createFileDialog(); } }); logOutButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { createConfirmLogoutDialog(getContext(), R.string.log_out, R.string.confirm_log_out); } }); okButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { dialog.dismiss(); } }); dialog.setCanceledOnTouchOutside(false); dialog.show(); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.my_page, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { // Handle item selection switch (item.getItemId()) { case R.id.action_settings: createSettingsDialog(); default: return super.onOptionsItemSelected(item); } } }