Java tutorial
/* * PowerSwitch by Max Rosin & Markus Ressel * Copyright (C) 2015 Markus Ressel * * 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.power_switch.gui.fragment.alarm_clock; import android.content.BroadcastReceiver; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.content.IntentFilter; import android.os.Bundle; import android.support.design.widget.FloatingActionButton; import android.support.design.widget.Snackbar; import android.support.v4.content.ContextCompat; import android.support.v4.content.LocalBroadcastManager; import android.support.v7.app.AlertDialog; import android.support.v7.widget.RecyclerView; import android.support.v7.widget.StaggeredGridLayoutManager; 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.ArrayAdapter; import android.widget.CompoundButton; import android.widget.LinearLayout; import android.widget.Spinner; import android.widget.Switch; import com.mikepenz.iconics.view.IconicsImageView; import java.util.ArrayList; import java.util.List; import eu.power_switch.R; import eu.power_switch.action.Action; import eu.power_switch.alarm_clock.sleep_as_android.SleepAsAndroidHelper; import eu.power_switch.database.handler.DatabaseHandler; import eu.power_switch.gui.IconicsHelper; import eu.power_switch.gui.StatusMessageHandler; import eu.power_switch.gui.adapter.ActionRecyclerViewAdapter; import eu.power_switch.gui.dialog.AddSleepAsAndroidAlarmEventActionDialog; import eu.power_switch.gui.fragment.RecyclerViewFragment; import eu.power_switch.gui.listener.SpinnerInteractionListener; import eu.power_switch.settings.SmartphonePreferencesHandler; import eu.power_switch.shared.ThemeHelper; import eu.power_switch.shared.constants.LocalBroadcastConstants; import eu.power_switch.shared.constants.SleepAsAndroidConstants.SLEEP_AS_ANDROID_ALARM_EVENT; import eu.power_switch.shared.log.Log; /** * Fragment containing all settings related to Sleep As Android alarm clock event handling * <p/> * Created by Markus on 08.10.2015. */ public class SleepAsAndroidFragment extends RecyclerViewFragment { private static SLEEP_AS_ANDROID_ALARM_EVENT currentEventType = SLEEP_AS_ANDROID_ALARM_EVENT.ALARM_TRIGGERED; private BroadcastReceiver broadcastReceiver; private ArrayList<Action> actions = new ArrayList<>(); private RecyclerView recyclerViewActions; private ActionRecyclerViewAdapter recyclerViewAdapter; private Spinner spinnerEventType; private FloatingActionButton addActionFAB; private LinearLayout layout_installed; private LinearLayout layout_not_installed; @Override public void onCreateViewEvent(final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { rootView = inflater.inflate(R.layout.fragment_sleep_as_android, container, false); setHasOptionsMenu(true); final RecyclerViewFragment recyclerViewFragment = this; Switch switchOnOff = (Switch) rootView.findViewById(R.id.switch_on_off); switchOnOff.setChecked(SmartphonePreferencesHandler.getSleepAsAndroidEnabled()); switchOnOff.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() { @Override public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { if (buttonView.isPressed()) { SmartphonePreferencesHandler.setSleepAsAndroidEnabled(isChecked); } } }); layout_installed = (LinearLayout) rootView.findViewById(R.id.layout_installed); layout_not_installed = (LinearLayout) rootView.findViewById(R.id.layout_not_installed); IconicsImageView getFromPlayStore = (IconicsImageView) rootView.findViewById(R.id.get_from_play_store); getFromPlayStore.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { SleepAsAndroidHelper.openPlayStorePage(getActivity()); } }); spinnerEventType = (Spinner) rootView.findViewById(R.id.spinner_sleep_as_android_event); ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(getContext(), R.array.sleep_as_android_event_names, android.R.layout.simple_spinner_item); adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); spinnerEventType.setAdapter(adapter); SpinnerInteractionListener spinnerInteractionListener = new SpinnerInteractionListener() { @Override public void onItemSelectedByUser(AdapterView<?> parent, View view, int pos, long id) { updateUI(); } }; spinnerEventType.setOnItemSelectedListener(spinnerInteractionListener); spinnerEventType.setOnTouchListener(spinnerInteractionListener); recyclerViewActions = (RecyclerView) rootView.findViewById(R.id.recyclerView); recyclerViewAdapter = new ActionRecyclerViewAdapter(getContext(), actions); recyclerViewAdapter.setOnDeleteClickListener(new ActionRecyclerViewAdapter.OnItemClickListener() { @Override public void onItemClick(View itemView, final int position) { new AlertDialog.Builder(getContext()).setTitle(R.string.delete).setMessage(R.string.are_you_sure) .setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { try { actions.remove(position); DatabaseHandler.setAlarmActions(SLEEP_AS_ANDROID_ALARM_EVENT .getById(spinnerEventType.getSelectedItemPosition()), actions); StatusMessageHandler.showInfoMessage(recyclerViewFragment.getRecyclerView(), R.string.action_removed, Snackbar.LENGTH_LONG); } catch (Exception e) { StatusMessageHandler.showErrorMessage(recyclerViewFragment.getRecyclerView(), e); } recyclerViewAdapter.notifyDataSetChanged(); } }).setNeutralButton(android.R.string.cancel, null).show(); } }); recyclerViewActions.setAdapter(recyclerViewAdapter); StaggeredGridLayoutManager layoutManager = new StaggeredGridLayoutManager(getSpanCount(), StaggeredGridLayoutManager.VERTICAL); recyclerViewActions.setLayoutManager(layoutManager); addActionFAB = (FloatingActionButton) rootView.findViewById(R.id.add_fab); addActionFAB.setImageDrawable(IconicsHelper.getAddIcon(getActivity(), ContextCompat.getColor(getActivity(), android.R.color.white))); addActionFAB.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { AddSleepAsAndroidAlarmEventActionDialog addAlarmEventActionDialog = AddSleepAsAndroidAlarmEventActionDialog .newInstance(spinnerEventType.getSelectedItemPosition()); addAlarmEventActionDialog.setTargetFragment(recyclerViewFragment, 0); addAlarmEventActionDialog.show(getActivity().getSupportFragmentManager(), null); } }); // BroadcastReceiver to get notifications from background service if room data has changed broadcastReceiver = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { Log.d(this, "received intent: " + intent.getAction()); if (LocalBroadcastConstants.INTENT_ALARM_EVENT_ACTION_ADDED.equals(intent.getAction())) { updateUI(); } else { updateUI(); } } }; } @Override protected void onInitialized() { updateUI(); } private void updateUI() { refreshActions(); } private void refreshActions() { switch (spinnerEventType.getSelectedItemPosition()) { case 0: currentEventType = SLEEP_AS_ANDROID_ALARM_EVENT .getById(SLEEP_AS_ANDROID_ALARM_EVENT.ALARM_TRIGGERED.getId()); break; case 1: currentEventType = SLEEP_AS_ANDROID_ALARM_EVENT .getById(SLEEP_AS_ANDROID_ALARM_EVENT.ALARM_SNOOZED.getId()); break; case 2: currentEventType = SLEEP_AS_ANDROID_ALARM_EVENT .getById(SLEEP_AS_ANDROID_ALARM_EVENT.ALARM_DISMISSED.getId()); break; } updateListContent(); } @Override public void onStart() { super.onStart(); IntentFilter intentFilter = new IntentFilter(); intentFilter.addAction(LocalBroadcastConstants.INTENT_ALARM_EVENT_ACTION_ADDED); LocalBroadcastManager.getInstance(getActivity()).registerReceiver(broadcastReceiver, intentFilter); } @Override public void onResume() { super.onResume(); if (SmartphonePreferencesHandler.getUseOptionsMenuInsteadOfFAB()) { addActionFAB.setVisibility(View.GONE); } else { addActionFAB.setVisibility(View.VISIBLE); } if (SleepAsAndroidHelper.isInstalled(getActivity())) { layout_installed.setVisibility(View.VISIBLE); layout_not_installed.setVisibility(View.GONE); } else { layout_installed.setVisibility(View.GONE); layout_not_installed.setVisibility(View.VISIBLE); } } @Override public void onStop() { LocalBroadcastManager.getInstance(getActivity()).unregisterReceiver(broadcastReceiver); super.onStop(); } @Override public boolean onOptionsItemSelected(MenuItem menuItem) { if (super.onOptionsItemSelected(menuItem)) { return true; } switch (menuItem.getItemId()) { case R.id.add_action: AddSleepAsAndroidAlarmEventActionDialog addAlarmEventActionDialog = AddSleepAsAndroidAlarmEventActionDialog .newInstance(spinnerEventType.getSelectedItemPosition()); addAlarmEventActionDialog.setTargetFragment(this, 0); addAlarmEventActionDialog.show(getActivity().getSupportFragmentManager(), null); default: break; } return super.onOptionsItemSelected(menuItem); } @Override public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { inflater.inflate(R.menu.sleep_as_android_fragment_menu, menu); final int color = ThemeHelper.getThemeAttrColor(getActivity(), android.R.attr.textColorPrimary); menu.findItem(R.id.add_action).setIcon(IconicsHelper.getAddIcon(getActivity(), color)); if (!SmartphonePreferencesHandler.getUseOptionsMenuInsteadOfFAB()) { menu.findItem(R.id.add_action).setVisible(false).setEnabled(false); } } @Override public RecyclerView getRecyclerView() { return recyclerViewActions; } @Override public RecyclerView.Adapter getRecyclerViewAdapter() { return recyclerViewAdapter; } @Override protected int getSpanCount() { return getResources().getInteger(R.integer.action_grid_span_count); } @Override public List refreshListData() throws Exception { actions.clear(); actions.addAll(DatabaseHandler.getAlarmActions(currentEventType)); return actions; } }