Java tutorial
/* * Copyright (c) 2014 Royer Wang. All rights reserved. * * 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.bangz.smartmute; import android.app.Activity; import android.content.ContentResolver; import android.content.ContentUris; import android.content.ContentValues; import android.net.Uri; import android.support.v4.app.LoaderManager; import android.support.v4.content.CursorLoader; import android.support.v4.content.Loader; import android.database.Cursor; import android.support.v4.app.ListFragment; import android.os.Bundle; import android.view.LayoutInflater; import android.view.Menu; import android.view.MenuInflater; import android.view.View; import android.view.ViewGroup; import android.widget.ListView; import com.bangz.smartmute.R; import com.bangz.smartmute.content.RulesColumns; import com.bangz.smartmute.services.TimeRuleAlarmService; import com.bangz.smartmute.util.LogUtils; /** * A placeholder fragment containing a simple view. */ public class RulelistFragment extends ListFragment implements LoaderManager.LoaderCallbacks, RulelistAdapter.ActivedButtonListener { private static final String TAG = "RulelistFragment"; private int mViewWhich; private static final int VIEW_ALL = 0; private static final int VIEW_LOCATION = 1; private static final int VIEW_WIFI = 2; private static final int VIEW_TIME = 3; public interface OnRuleItemClickListerner { public void onRuleItemSelected(long id, int ruletype); //public void onEnableRuleItem(long id, boolean enabled); } private OnRuleItemClickListerner mRuleItemSelectedListerner; /** * The fragment argument representing the section number for this * fragment. */ private static final String ARG_SECTION_NUMBER = "section_number"; private RulelistAdapter mAdapter; private static final String[] PROJECTION = { RulesColumns._ID, RulesColumns.NAME, RulesColumns.ACTIVATED, RulesColumns.RULETYPE, RulesColumns.CONDITION, RulesColumns.SECONDCONDITION, RulesColumns.RINGMODE }; /** * Returns a new instance of this fragment for the given section * number. */ public static RulelistFragment newInstance(int sectionNumber) { RulelistFragment fragment = new RulelistFragment(); Bundle args = new Bundle(); args.putInt(ARG_SECTION_NUMBER, sectionNumber); fragment.setArguments(args); return fragment; } public RulelistFragment() { } @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); mAdapter = new RulelistAdapter(getActivity(), this); Bundle args = getArguments(); mViewWhich = args.getInt(ARG_SECTION_NUMBER) - 1; setListAdapter(mAdapter); LoaderManager lm = getLoaderManager(); lm.initLoader(1, null, this); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View rootView = inflater.inflate(R.layout.fragment_rulelist, container, false); return rootView; } @Override public void onAttach(Activity activity) { super.onAttach(activity); ((BaseActivity) activity).onSectionAttached(getArguments().getInt(ARG_SECTION_NUMBER)); try { mRuleItemSelectedListerner = (OnRuleItemClickListerner) activity; } catch (ClassCastException e) { throw new ClassCastException(activity.toString() + " must implement OnRuleItemClickListerner."); } } @Override public void onActivityCreated(Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); setHasOptionsMenu(true); } @Override public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { Activity parentActivity = getActivity(); if (!(parentActivity instanceof BaseActivity && ((BaseActivity) parentActivity).isDrawerOpened())) { menu.clear(); inflater.inflate(R.menu.menu_rulelist_fragment, menu); super.onCreateOptionsMenu(menu, inflater); } } @Override public void onDetach() { super.onDetach(); mRuleItemSelectedListerner = null; } @Override public Loader onCreateLoader(int id, Bundle args) { String selection = new String(); switch (mViewWhich) { case VIEW_ALL: break; case VIEW_LOCATION: selection = RulesColumns.RULETYPE + " = " + RulesColumns.RT_LOCATION; break; case VIEW_WIFI: selection = RulesColumns.RULETYPE + " = " + RulesColumns.RT_WIFI; break; case VIEW_TIME: selection = RulesColumns.RULETYPE + " = " + RulesColumns.RT_TIME; break; } return new CursorLoader(getActivity(), RulesColumns.CONTENT_URI, PROJECTION, selection, null, null); } @Override public void onLoadFinished(Loader loader, Object data) { mAdapter.swapCursor((Cursor) data); } @Override public void onLoaderReset(Loader loader) { mAdapter.swapCursor(null); } @Override public void onListItemClick(ListView l, View v, int position, long id) { super.onListItemClick(l, v, position, id); Cursor cursor = mAdapter.getCursor(); cursor.moveToPosition(position); long rowId = cursor.getLong(cursor.getColumnIndex(RulesColumns._ID)); int ruletype = cursor.getInt(cursor.getColumnIndex(RulesColumns.RULETYPE)); //Log.d(TAG,"Param id = " + id + " Get from cursor id = "+ rowId + " Ruletype = " + ruletype); mRuleItemSelectedListerner.onRuleItemSelected(id, ruletype); } @Override public void onActivedButtonClick(long id, boolean bActivited) { //Cursor cursor = mAdapter.getCursor(); LogUtils.LOGD(TAG, "Activited Button clicked. id: " + id + " Activited: " + bActivited); ContentResolver cr = getActivity().getContentResolver(); Uri uri = ContentUris.withAppendedId(RulesColumns.CONTENT_URI, id); String[] projects = { RulesColumns.RULETYPE }; Cursor cursor = cr.query(uri, projects, null, null, null); cursor.moveToFirst(); int ruletype = cursor.getInt(cursor.getColumnIndex(RulesColumns.RULETYPE)); ContentValues contentValues = new ContentValues(); contentValues.put(RulesColumns.ACTIVATED, bActivited ? 1 : 0); cr.update(uri, contentValues, null, null); mAdapter.notifyDataSetChanged(); if (ruletype == RulesColumns.RT_TIME) { if (bActivited == false) TimeRuleAlarmService.cancelScheduledAlarm(getActivity(), uri); else TimeRuleAlarmService.startScheduleAlarm(getActivity(), uri); } else if (ruletype == RulesColumns.RT_LOCATION) { //TODO cancel location mute } } }