Java tutorial
package org.linphone; /* HistoryFragment.java Copyright (C) 2012 Belledonne Communications, Grenoble, France 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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Arrays; import java.util.Calendar; import java.util.List; import org.linphone.core.CallDirection; import org.linphone.core.LinphoneAddress; import org.linphone.core.LinphoneCallLog; import org.linphone.core.LinphoneCallLog.CallStatus; import android.annotation.SuppressLint; import android.content.Context; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.os.Bundle; import android.support.v4.app.Fragment; import android.view.ContextMenu; import android.view.ContextMenu.ContextMenuInfo; import android.view.LayoutInflater; import android.view.MenuItem; import android.view.View; import android.view.View.OnClickListener; import android.view.ViewGroup; import android.view.animation.Animation; import android.view.animation.Animation.AnimationListener; import android.view.animation.AnimationUtils; import android.widget.AdapterView; import android.widget.AdapterView.AdapterContextMenuInfo; import android.widget.AdapterView.OnItemClickListener; import android.widget.BaseAdapter; import android.widget.ImageView; import android.widget.ListView; import android.widget.TextView; /** * @author Sylvain Berfini */ public class HistorySimpleFragment extends Fragment implements OnClickListener, OnItemClickListener { private ListView historyList; private LayoutInflater mInflater; private TextView allCalls, missedCalls, edit, ok, deleteAll, noCallHistory, noMissedCallHistory; private boolean onlyDisplayMissedCalls, isEditMode; private List<LinphoneCallLog> mLogs; @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { mInflater = inflater; View view = inflater.inflate(R.layout.history_simple, container, false); noCallHistory = (TextView) view.findViewById(R.id.noCallHistory); noMissedCallHistory = (TextView) view.findViewById(R.id.noMissedCallHistory); historyList = (ListView) view.findViewById(R.id.historyList); historyList.setOnItemClickListener(this); registerForContextMenu(historyList); deleteAll = (TextView) view.findViewById(R.id.deleteAll); deleteAll.setOnClickListener(this); deleteAll.setVisibility(View.INVISIBLE); allCalls = (TextView) view.findViewById(R.id.allCalls); allCalls.setOnClickListener(this); missedCalls = (TextView) view.findViewById(R.id.missedCalls); missedCalls.setOnClickListener(this); allCalls.setEnabled(false); onlyDisplayMissedCalls = false; edit = (TextView) view.findViewById(R.id.edit); edit.setOnClickListener(this); ok = (TextView) view.findViewById(R.id.ok); ok.setOnClickListener(this); return view; } private void removeNotMissedCallsFromLogs() { if (onlyDisplayMissedCalls) { List<LinphoneCallLog> missedCalls = new ArrayList<LinphoneCallLog>(); for (LinphoneCallLog log : mLogs) { if (log.getStatus() == CallStatus.Missed) { missedCalls.add(log); } } mLogs = missedCalls; } } private boolean hideHistoryListAndDisplayMessageIfEmpty() { removeNotMissedCallsFromLogs(); if (mLogs.isEmpty()) { if (onlyDisplayMissedCalls) { noMissedCallHistory.setVisibility(View.VISIBLE); } else { noCallHistory.setVisibility(View.VISIBLE); } historyList.setVisibility(View.GONE); return true; } else { noCallHistory.setVisibility(View.GONE); noMissedCallHistory.setVisibility(View.GONE); historyList.setVisibility(View.VISIBLE); return false; } } @Override public void onResume() { super.onResume(); if (LinphoneActivity.isInstanciated()) { LinphoneActivity.instance().selectMenu(FragmentsAvailable.HISTORY); if (getResources().getBoolean(R.bool.show_statusbar_only_on_dialer)) { LinphoneActivity.instance().hideStatusBar(); } } mLogs = Arrays.asList(LinphoneManager.getLc().getCallLogs()); if (!hideHistoryListAndDisplayMessageIfEmpty()) { historyList.setAdapter(new CallHistoryAdapter(getActivity())); } } @Override public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { super.onCreateContextMenu(menu, v, menuInfo); menu.add(0, v.getId(), 0, getString(R.string.delete)); } @Override public boolean onContextItemSelected(MenuItem item) { AdapterContextMenuInfo info = (AdapterContextMenuInfo) item.getMenuInfo(); LinphoneCallLog log = mLogs.get(info.position); LinphoneManager.getLc().removeCallLog(log); mLogs = Arrays.asList(LinphoneManager.getLc().getCallLogs()); if (!hideHistoryListAndDisplayMessageIfEmpty()) { historyList.setAdapter(new CallHistoryAdapter(getActivity())); } return true; } @Override public void onClick(View v) { int id = v.getId(); if (id == R.id.allCalls) { allCalls.setEnabled(false); missedCalls.setEnabled(true); onlyDisplayMissedCalls = false; mLogs = Arrays.asList(LinphoneManager.getLc().getCallLogs()); } else if (id == R.id.missedCalls) { allCalls.setEnabled(true); missedCalls.setEnabled(false); onlyDisplayMissedCalls = true; } else if (id == R.id.ok) { edit.setVisibility(View.VISIBLE); ok.setVisibility(View.GONE); hideDeleteAllButton(); isEditMode = false; } else if (id == R.id.edit) { edit.setVisibility(View.GONE); ok.setVisibility(View.VISIBLE); showDeleteAllButton(); isEditMode = true; } else if (id == R.id.deleteAll) { LinphoneManager.getLc().clearCallLogs(); mLogs = new ArrayList<LinphoneCallLog>(); } if (!hideHistoryListAndDisplayMessageIfEmpty()) { historyList.setAdapter(new CallHistoryAdapter(getActivity().getApplicationContext())); } } @Override public void onItemClick(AdapterView<?> adapter, View view, int position, long id) { if (isEditMode) { LinphoneCallLog log = mLogs.get(position); LinphoneManager.getLc().removeCallLog(log); mLogs = Arrays.asList(LinphoneManager.getLc().getCallLogs()); if (!hideHistoryListAndDisplayMessageIfEmpty()) { historyList.setAdapter(new CallHistoryAdapter(getActivity().getApplicationContext())); } } else { if (LinphoneActivity.isInstanciated()) { LinphoneCallLog log = mLogs.get(position); LinphoneAddress address; if (log.getDirection() == CallDirection.Incoming) { address = log.getFrom(); } else { address = log.getTo(); } LinphoneActivity.instance().setAddresGoToDialerAndCall(address.asStringUriOnly(), address.getDisplayName(), null); } } } private void hideDeleteAllButton() { if (deleteAll == null || deleteAll.getVisibility() != View.VISIBLE) { return; } if (LinphoneActivity.instance().isAnimationDisabled()) { deleteAll.setVisibility(View.INVISIBLE); } else { Animation animation = AnimationUtils.loadAnimation(getActivity(), R.anim.slide_out_right_to_left); animation.setAnimationListener(new AnimationListener() { @Override public void onAnimationStart(Animation animation) { } @Override public void onAnimationRepeat(Animation animation) { } @Override public void onAnimationEnd(Animation animation) { deleteAll.setVisibility(View.INVISIBLE); animation.setAnimationListener(null); } }); deleteAll.startAnimation(animation); } } private void showDeleteAllButton() { if (deleteAll == null || deleteAll.getVisibility() == View.VISIBLE) { return; } if (LinphoneActivity.instance().isAnimationDisabled()) { deleteAll.setVisibility(View.VISIBLE); } else { Animation animation = AnimationUtils.loadAnimation(getActivity(), R.anim.slide_in_left_to_right); animation.setAnimationListener(new AnimationListener() { @Override public void onAnimationStart(Animation animation) { } @Override public void onAnimationRepeat(Animation animation) { } @Override public void onAnimationEnd(Animation animation) { deleteAll.setVisibility(View.VISIBLE); animation.setAnimationListener(null); } }); deleteAll.startAnimation(animation); } } class CallHistoryAdapter extends BaseAdapter { private Bitmap missedCall, outgoingCall, incomingCall; CallHistoryAdapter(Context aContext) { missedCall = BitmapFactory.decodeResource(getResources(), R.drawable.call_status_missed); if (!onlyDisplayMissedCalls) { outgoingCall = BitmapFactory.decodeResource(getResources(), R.drawable.call_status_outgoing); incomingCall = BitmapFactory.decodeResource(getResources(), R.drawable.call_status_incoming); } } public int getCount() { return mLogs.size(); } public Object getItem(int position) { return mLogs.get(position); } public long getItemId(int position) { return position; } @SuppressLint("SimpleDateFormat") private String timestampToHumanDate(Calendar cal) { SimpleDateFormat dateFormat; if (isToday(cal)) { return getString(R.string.today); } else if (isYesterday(cal)) { return getString(R.string.yesterday); } else { dateFormat = new SimpleDateFormat(getResources().getString(R.string.history_date_format)); } return dateFormat.format(cal.getTime()); } private boolean isSameDay(Calendar cal1, Calendar cal2) { if (cal1 == null || cal2 == null) { return false; } return (cal1.get(Calendar.ERA) == cal2.get(Calendar.ERA) && cal1.get(Calendar.YEAR) == cal2.get(Calendar.YEAR) && cal1.get(Calendar.DAY_OF_YEAR) == cal2.get(Calendar.DAY_OF_YEAR)); } private boolean isToday(Calendar cal) { return isSameDay(cal, Calendar.getInstance()); } private boolean isYesterday(Calendar cal) { Calendar yesterday = Calendar.getInstance(); yesterday.roll(Calendar.DAY_OF_MONTH, -1); return isSameDay(cal, yesterday); } public View getView(int position, View convertView, ViewGroup parent) { View view = null; if (convertView != null) { view = convertView; } else { view = mInflater.inflate(R.layout.history_cell_simple, parent, false); } final LinphoneCallLog log = mLogs.get(position); long timestamp = log.getTimestamp(); final LinphoneAddress address; TextView contact = (TextView) view.findViewById(R.id.sipUri); contact.setSelected(true); // For automated horizontal scrolling of long texts ImageView detail = (ImageView) view.findViewById(R.id.detail); ImageView delete = (ImageView) view.findViewById(R.id.delete); ImageView callDirection = (ImageView) view.findViewById(R.id.icon); TextView separator = (TextView) view.findViewById(R.id.separator); Calendar logTime = Calendar.getInstance(); logTime.setTimeInMillis(timestamp); separator.setText(timestampToHumanDate(logTime)); if (position > 0) { LinphoneCallLog previousLog = mLogs.get(position - 1); long previousTimestamp = previousLog.getTimestamp(); Calendar previousLogTime = Calendar.getInstance(); previousLogTime.setTimeInMillis(previousTimestamp); if (isSameDay(previousLogTime, logTime)) { separator.setVisibility(View.GONE); } else { separator.setVisibility(View.VISIBLE); } } else { separator.setVisibility(View.VISIBLE); } if (log.getDirection() == CallDirection.Incoming) { address = log.getFrom(); if (log.getStatus() == CallStatus.Missed) { callDirection.setImageBitmap(missedCall); } else { callDirection.setImageBitmap(incomingCall); } } else { address = log.getTo(); callDirection.setImageBitmap(outgoingCall); } Contact c = ContactsManager.getInstance().findContactWithAddress(getActivity().getContentResolver(), address); String displayName = null; final String sipUri = address.asStringUriOnly(); if (c != null) { displayName = c.getName(); } if (displayName == null) { if (getResources().getBoolean(R.bool.only_display_username_if_unknown) && LinphoneUtils.isSipAddress(sipUri)) { contact.setText(address.getUserName()); } else { contact.setText(sipUri); } } else { if (getResources().getBoolean(R.bool.only_display_username_if_unknown) && LinphoneUtils.isSipAddress(address.getDisplayName())) { contact.setText(displayName); } else { contact.setText(sipUri); } } view.setTag(sipUri); if (isEditMode) { delete.setVisibility(View.VISIBLE); detail.setVisibility(View.GONE); } else { delete.setVisibility(View.GONE); detail.setVisibility(View.VISIBLE); detail.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { if (LinphoneActivity.isInstanciated()) { LinphoneActivity.instance().displayHistoryDetail(sipUri, log); } } }); } return view; } } }