src/com/savoirfairelinux/sflphone/client/SFLPhoneHomeActivity.java

/*
 *  Copyright (C) 2004-2012 Savoir-Faire Linux Inc.
 *
 *  Author: Adrien Beraud <adrien.beraud@gmail.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, write to the Free Software
 *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *  Additional permission under GNU GPL version 3 section 7:
 *
 *  If you modify this program, or any covered work, by linking or
 *  combining it with the OpenSSL project's OpenSSL library (or a
 *  modified version of that library), containing parts covered by the
 *  terms of the OpenSSL or SSLeay licenses, Savoir-Faire Linux Inc.
 *  grants you additional permission to convey the resulting work.
 *  Corresponding Source for a non-source form of such a combination
 *  shall include the source code for the parts of OpenSSL used as well
 *  as that of the covered work.
 */
package com.savoirfairelinux.sflphone.client;

import java.util.Random;

import android.app.ActionBar;
import android.app.Activity;
import android.app.Fragment;
import android.app.FragmentManager;
import android.app.FragmentTransaction;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.ServiceConnection;
import android.os.Bundle;
import android.os.IBinder;
import android.support.v13.app.FragmentStatePagerAdapter;
import android.support.v4.content.LocalBroadcastManager;
import android.support.v4.view.ViewPager;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.animation.AlphaAnimation;
import android.view.animation.Animation;
import android.view.animation.LinearInterpolator;
import android.widget.EditText;
import android.widget.ImageButton;

import com.savoirfairelinux.sflphone.R;
import com.savoirfairelinux.sflphone.client.receiver.AccountListReceiver;
import com.savoirfairelinux.sflphone.client.receiver.CallListReceiver;
import com.savoirfairelinux.sflphone.fragments.ButtonSectionFragment;
import com.savoirfairelinux.sflphone.fragments.CallElementListFragment;
import com.savoirfairelinux.sflphone.fragments.ContactListFragment;
import com.savoirfairelinux.sflphone.fragments.HistoryFragment;
import com.savoirfairelinux.sflphone.model.SipCall;
import com.savoirfairelinux.sflphone.service.CallManagerCallBack;
import com.savoirfairelinux.sflphone.service.ConfigurationManagerCallback;
import com.savoirfairelinux.sflphone.service.ISipService;
import com.savoirfairelinux.sflphone.service.SipService;

public class SFLPhoneHomeActivity extends Activity implements ActionBar.TabListener, OnClickListener {
	SectionsPagerAdapter mSectionsPagerAdapter = null;
	static final String TAG = "SFLPhoneHome";
	private static final int REQUEST_CODE_PREFERENCES = 1;
	ImageButton buttonCall, buttonHangup;
	static Animation animation;
	private ContactListFragment mContactListFragment = null;
	private CallElementListFragment mCallElementList = null;
	private HistoryFragment mHistorySectionFragment = null;
	private ButtonSectionFragment mButtonSectionFragment = null;
	private boolean mBound = false;
	private ISipService service;
	public AccountListReceiver mAccountList;
	public CallListReceiver mCallList = new CallListReceiver(this);
	private SFLphoneApplication mApplication;

	private static final int ACTION_BAR_TAB_CONTACT = 0;
	private static final int ACTION_BAR_TAB_CALL = 1;
	private static final int ACTION_BAR_TAB_HISTORY = 2;
	private static final int ACTION_BAR_TAB_TEST = 3;

	/**
	 * The {@link ViewPager} that will host the section contents.
	 */
	ViewPager mViewPager;

	final private int[] icon_res_id = { R.drawable.ic_tab_call, R.drawable.ic_tab_call, R.drawable.ic_tab_history, R.drawable.ic_tab_play_selected };

	// public SFLPhoneHome extends Activity implements ActionBar.TabListener, OnClickListener

	/* called before activity is killed, e.g. rotation */
	@Override
	protected void onSaveInstanceState(Bundle bundle) {
		super.onSaveInstanceState(bundle);
		for (int i = 0; i < mSectionsPagerAdapter.getCount(); i++) {
			try {
				/* putFragment (Bundle bundle, String key, Fragment fragment) */
				getFragmentManager().putFragment(bundle, mSectionsPagerAdapter.getClassName(i), mSectionsPagerAdapter.getFragment(i));
			} catch (IllegalStateException e) {
				Log.e(TAG, "IllegalStateException: fragment=" + mSectionsPagerAdapter.getFragment(i));
			}
		}
		Log.w(TAG, "onSaveInstanceState()");
	}

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);

		mApplication = (SFLphoneApplication) getApplication();

		// Bind to LocalService
		if (!mBound) {
			Log.i(TAG, "onStart: Binding service...");
			Intent intent = new Intent(this, SipService.class);
			bindService(intent, mConnection, Context.BIND_AUTO_CREATE);
		}

		setContentView(R.layout.activity_sflphone_home);

		if (mSectionsPagerAdapter == null) {
			mSectionsPagerAdapter = new SectionsPagerAdapter(getFragmentManager());
		}

		/* getFragment(Bundle, String) */
		if (savedInstanceState != null) {
			Log.w(TAG, "Activity restarted, recreating PagerAdapter...");
			/* getFragment (Bundle bundle, String key) */
			mContactListFragment = (ContactListFragment) getFragmentManager().getFragment(savedInstanceState,
			        mSectionsPagerAdapter.getClassName(ACTION_BAR_TAB_CONTACT));
			mCallElementList = (CallElementListFragment) getFragmentManager().getFragment(savedInstanceState,
			        mSectionsPagerAdapter.getClassName(ACTION_BAR_TAB_CALL));
			mHistorySectionFragment = (HistoryFragment) getFragmentManager().getFragment(savedInstanceState,
			        mSectionsPagerAdapter.getClassName(ACTION_BAR_TAB_HISTORY));
			mButtonSectionFragment = (ButtonSectionFragment) getFragmentManager().getFragment(savedInstanceState,
			        mSectionsPagerAdapter.getClassName(ACTION_BAR_TAB_TEST));
		}

		if (mContactListFragment == null) {
			mContactListFragment = new ContactListFragment();
			Log.w(TAG, "Recreated mContactListFragment=" + mContactListFragment);
		}
		if (mCallElementList == null) {
			mCallElementList = new CallElementListFragment();
			Log.w(TAG, "Recreated mCallElementList=" + mCallElementList);
		}
		if (mHistorySectionFragment == null) {
			mHistorySectionFragment = new HistoryFragment();
			Log.w(TAG, "Recreated mHistorySectionFragment=" + mHistorySectionFragment);
		}
		if (mButtonSectionFragment == null) {
			mButtonSectionFragment = new ButtonSectionFragment();
			Log.w(TAG, "Recreated mButtonSectionFragment=" + mButtonSectionFragment);
		}

		final ActionBar actionBar = getActionBar();
		actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
		// final ActionBar actionBar = getActionBar();

		// Set up the ViewPager with the sections adapter.
		mViewPager = (ViewPager) findViewById(R.id.pager);
		mViewPager.setAdapter(mSectionsPagerAdapter);

		// When swiping between different sections, select the corresponding tab.
		// We can also use ActionBar.Tab#select() to do this if we have a reference to the
		// Tab.
		mViewPager.setOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() {
			@Override
			public void onPageSelected(int position) {
				actionBar.setSelectedNavigationItem(position);
			}
		});

		// For each of the sections in the app, add a tab to the action bar.
		for (int i = 0; i < mSectionsPagerAdapter.getCount(); i++) {
			// Create a tab with text corresponding to the page title defined by the adapter.
			// Also specify this Activity object, which implements the TabListener interface, as the
			// listener for when this tab is selected.
			actionBar.addTab(actionBar.newTab().setIcon(icon_res_id[i]).setText(mSectionsPagerAdapter.getPageTitle(i)).setTabListener(this));
		}

		actionBar.setSelectedNavigationItem(ACTION_BAR_TAB_CALL);

		buttonCall = (ImageButton) findViewById(R.id.buttonCall);
		buttonHangup = (ImageButton) findViewById(R.id.buttonHangUp);

		// Change alpha from fully visible to invisible
		animation = new AlphaAnimation(1, 0);
		// duration - half a second
		animation.setDuration(500);
		// do not alter animation rate
		animation.setInterpolator(new LinearInterpolator());
		// Repeat animation infinitely
		animation.setRepeatCount(Animation.INFINITE);
		// Reverse
		animation.setRepeatMode(Animation.REVERSE);

		IntentFilter callFilter = new IntentFilter(CallManagerCallBack.NEW_CALL_CREATED);
		callFilter.addAction(CallManagerCallBack.INCOMING_CALL);
		callFilter.addAction(CallManagerCallBack.CALL_STATE_CHANGED);
		LocalBroadcastManager.getInstance(this).registerReceiver(mCallList, callFilter);

		mAccountList = mApplication.getAccountList();
		Log.w(TAG, "mAccountList=" + mAccountList + ", mCallElementList=" + mCallElementList);

		IntentFilter accountFilter = new IntentFilter(ConfigurationManagerCallback.ACCOUNTS_CHANGED);
        accountFilter.addAction(ConfigurationManagerCallback.ACCOUNT_STATE_CHANGED);
		LocalBroadcastManager.getInstance(this).registerReceiver(mAccountList, accountFilter);

		SipCall.setSFLPhoneHomeContext(this);
	}

	@Override
	protected void onStart() {
		Log.i(TAG, "onStart");
		super.onStart();
	}

	/* user gets back to the activity, e.g. through task manager */
	@Override
	protected void onRestart() {
		super.onRestart();
	}

	/* activity gets back to the foreground and user input */
	@Override
	protected void onResume() {
		Log.i(TAG, "onResume");
		super.onResume();
	}

	/* activity no more in foreground */
	@Override
	protected void onPause() {
		super.onPause();
	}

	/* activity is no longer visible */
	@Override
	protected void onStop() {
		super.onStop();
	}

	/* activity finishes itself or is being killed by the system */
	@Override
	protected void onDestroy() {
		/* stop the service, if no other bound user, no need to check if it is running */
		if (mBound) {
			Log.i(TAG, "onStop: Unbinding service...");
			unbindService(mConnection);
			mBound = false;
		}
		// Log.i(TAG, "onDestroy: stopping SipService...");
		// stopService(new Intent(this, SipService.class));
		// mApplication.setServiceRunning(false);

		/* unregister broadcast receiver */
		LocalBroadcastManager.getInstance(this).unregisterReceiver(mCallList);
		LocalBroadcastManager.getInstance(this).unregisterReceiver(mAccountList);

		super.onDestroy();
	}

	/** Defines callbacks for service binding, passed to bindService() */
	private ServiceConnection mConnection = new ServiceConnection() {

		@Override
		public void onServiceConnected(ComponentName className, IBinder binder) {
			service = ISipService.Stub.asInterface(binder);
			mApplication.setSipService(service);
			mBound = true;
			mAccountList.setSipService(service);
			Log.d(TAG, "Service connected service=" + service);
		}

		@Override
		public void onServiceDisconnected(ComponentName arg0) {
			mApplication.setSipService(null);
			mBound = false;
			Log.d(TAG, "Service disconnected service=" + service);
		}
	};

	// private void startSipService() {
	// Thread thread = new Thread("StartSFLphoneService") {
	// public void run() {
	// Intent sipServiceIntent = new Intent(SFLPhoneHome.this, SipService.class);
	// //sipServiceIntent.putExtra(ServiceConstants.EXTRA_OUTGOING_ACTIVITY, new ComponentName(SFLPhoneHome.this, SFLPhoneHome.class));
	// startService(sipServiceIntent);
	// mApplication.setServiceRunning(true);
	// };
	// };
	// try {
	// thread.start();
	// } catch (IllegalThreadStateException e) {
	// AlertDialog.Builder builder = new AlertDialog.Builder(this);
	// builder.setMessage("Cannot start SFLPhone SipService!");
	// AlertDialog alert = builder.create();
	// alert.show();
	// finish();
	// }
	// }

	@Override
	public boolean onOptionsItemSelected(MenuItem item) {
		Log.i("SFLphone", "onOptionsItemSelected " + item.getItemId());
		if (item.getItemId() != 0) {
			// When the button is clicked, launch an activity through this intent
			Intent launchPreferencesIntent = new Intent().setClass(this, SFLPhonePreferenceActivity.class);

			// Make it a subactivity so we know when it returns
			startActivityForResult(launchPreferencesIntent, REQUEST_CODE_PREFERENCES);
		}

		return super.onOptionsItemSelected(item);
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		getMenuInflater().inflate(R.menu.activity_sflphone_home, menu);
		return true;
	}

	@Override
	public void onTabUnselected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {
	}

	@Override
	public void onTabSelected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {
		// When the given tab is selected, switch to the corresponding page in the ViewPager.
		mViewPager.setCurrentItem(tab.getPosition());
	}

	@Override
	public void onTabReselected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {
		// Log.d(TAG, "onTabReselected");
	}

	public void onSelectedCallAction(SipCall call) {
		int callState = call.getCallStateInt();

		if ((callState == SipCall.CALL_STATE_NONE) || (callState == SipCall.CALL_STATE_CURRENT)) {
			buttonCall.setEnabled(false);
			buttonHangup.setEnabled(true);
		} else {
			buttonCall.setEnabled(true);
			buttonHangup.setEnabled(false);
		}

		buttonCall.setTag(call);
		buttonHangup.setTag(call);
	}

	public void onUnselectedCallAction() {
		buttonCall.setTag(null);
		buttonCall.setTag(null);

		buttonCall.setEnabled(true);
		buttonHangup.setEnabled(false);
	}

	public void setIncomingCallID(String accountID, String callID, String from) {
		Log.i(TAG, "incomingCall(" + accountID + ", " + callID + ", " + from + ")");
		buttonCall.startAnimation(animation);
		buttonCall.setImageResource(R.drawable.ic_incomingcall);
	}

	/**
	 * A {@link FragmentStatePagerAdapter} that returns a fragment corresponding to one of the primary sections of the app.
	 */
	public class SectionsPagerAdapter extends FragmentStatePagerAdapter {

		public SectionsPagerAdapter(FragmentManager fm) {
			super(fm);
		}

		@Override
		public Fragment getItem(int i) {
			Fragment fragment;

			switch (i) {
			case 0:
				mContactListFragment = new ContactListFragment();
				fragment = mContactListFragment;
				Log.w(TAG, "getItem() ContactListFragment=" + fragment);
				break;
			case 1:
				mCallElementList = new CallElementListFragment();
				SipCall.setCallElementList(mCallElementList);
				mCallElementList.setAccountList(mAccountList);
				fragment = mCallElementList;
				Log.w(TAG, "getItem() CallElementList=" + fragment);
				break;
			case 2:
				fragment = new HistoryFragment();
				Log.w(TAG, "getItem() HistoryFragment=" + fragment);
				break;
			case 3:
				fragment = new ButtonSectionFragment();
				Log.w(TAG, "getItem() ButtonSectionFragment=" + fragment);
				break;
			default:
				Log.e(TAG, "getItem() unknown tab position " + i);
				return null;
			}

			// Log.i(TAG, "getItem() fragment is " + fragment);
			Bundle args = new Bundle();
			args.putInt(HistoryFragment.ARG_SECTION_NUMBER, i + 1);
			fragment.setArguments(args);
			return fragment;
		}

		public Fragment getFragment(int i) {
			Fragment fragment;

			switch (i) {
			case 0:
				fragment = mContactListFragment;
				break;
			case 1:
				fragment = mCallElementList;
				break;
			case 2:
				fragment = mHistorySectionFragment;
				break;
			case 3:
				fragment = mButtonSectionFragment;
				break;
			default:
				Log.e(TAG, "getClassName: unknown fragment position " + i);
				fragment = null;
			}

			// Log.w(TAG, "getFragment: fragment=" + fragment);
			return fragment;
		}

		public String getClassName(int i) {
			String name;

			switch (i) {
			case 0:
				name = ContactListFragment.class.getName();
				break;
			case 1:
				name = CallElementListFragment.class.getName();
				break;
			case 2:
				name = HistoryFragment.class.getName();
				break;
			case 3:
				name = ButtonSectionFragment.class.getName();
				break;
			default:
				Log.e(TAG, "getClassName: unknown fragment position " + i);
				return null;
			}

			// Log.w(TAG, "getClassName: name=" + name);
			return name;
		}

		@Override
		public int getCount() {
			return 4;
		}

		@Override
		public CharSequence getPageTitle(int position) {
			switch (position) {
			case 0:
				return getString(R.string.title_section0).toUpperCase();
			case 1:
				return getString(R.string.title_section1).toUpperCase();
			case 2:
				return getString(R.string.title_section2).toUpperCase();
			case 3:
				return getString(R.string.title_section3).toUpperCase();
			default:
				Log.e(TAG, "getPageTitle: unknown tab position " + position);
				break;
			}
			return null;
		}
	}


	@Override
	public void onClick(View view) {
		Log.i(TAG, "onClic from SFLPhoneHome");
		switch (view.getId()) {
		case R.id.buttonCall:
			processingNewCallAction();
			break;
		case R.id.buttonHangUp:
			processingHangUpAction();
			break;
		default:
			Log.w(TAG, "unknown button " + view.getId());
			break;
		}
	}

	public void processingNewCallAction() {
		// String accountID = mAccountList.currentAccountID;
		Log.w(TAG, "processingNewCallAction() mCallElementList=" + mCallElementList);
		String accountID = mCallElementList.getSelectedAccount();
		EditText editText = (EditText) findViewById(R.id.phoneNumberTextEntry);
		String to = editText.getText().toString();

		Random random = new Random();
		String callID = Integer.toString(random.nextInt());
		SipCall.CallInfo info = new SipCall.CallInfo();

		info.mCallID = callID;
		info.mAccountID = accountID;
		info.mDisplayName = "Cool Guy!";
		info.mPhone = to;
		info.mEmail = "coolGuy@coolGuy.com";
		info.mCallType = SipCall.CALL_TYPE_OUTGOING;

		SipCall call = CallListReceiver.getCallInstance(info);
		call.launchCallActivity(this);
		call.placeCallUpdateUi();
		call.notifyServicePlaceCall(service);

		onSelectedCallAction(call);
	}

	public void processingHangUpAction() {
		SipCall call = (SipCall) buttonHangup.getTag();
		if (call != null)
			call.notifyServiceHangup(service);
	}
}