Java tutorial
/* * Copyright (C) 2011 Whisper Systems * * 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 com.innoc.secureline.ui; import android.app.Activity; import android.app.NotificationManager; import android.content.Context; import android.content.Intent; import android.database.Cursor; import android.graphics.drawable.Drawable; import android.os.Bundle; import android.provider.CallLog.Calls; import android.support.v4.app.LoaderManager; import android.support.v4.content.Loader; import android.text.format.DateUtils; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.CursorAdapter; import android.widget.ImageView; import android.widget.ListView; import android.widget.RelativeLayout; import android.widget.TextView; import com.actionbarsherlock.app.SherlockListFragment; import com.innoc.secureline.Constants; import com.innoc.secureline.R; import com.innoc.secureline.SecureLine; import com.innoc.secureline.SecureLineService; import com.innoc.secureline.contacts.ContactAccessor; import com.innoc.secureline.contacts.RegisteredUserCursorLoader; import com.innoc.secureline.util.BitmapUtil; import com.innoc.secureline.util.Util; /** * A tab for the dialer activity which displays recent call history. * * @author Moxie Marlinspike * */ public class RecentCallListActivity extends SherlockListFragment implements LoaderManager.LoaderCallbacks<Cursor> { @Override public void onActivityCreated(Bundle icicle) { super.onCreate(icicle); displayCalls(); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { return inflater.inflate(R.layout.recent_calls, container, false); } @Override public void onResume() { super.onResume(); NotificationManager notificationManager = (NotificationManager) getActivity() .getSystemService(Activity.NOTIFICATION_SERVICE); notificationManager.cancel(DialerActivity.MISSED_CALL); } private void displayCalls() { setListAdapter(new CallListAdapter(getActivity(), null)); this.getLoaderManager().initLoader(0, null, this); } private class CallListAdapter extends CursorAdapter { public CallListAdapter(Context context, Cursor c) { super(context, c, false); } @Override public View newView(Context context, Cursor cursor, ViewGroup parent) { CallItemView view = new CallItemView(context); bindView(view, context, cursor); return view; } @Override public void bindView(View view, Context context, Cursor cursor) { String name = cursor.getString(cursor.getColumnIndexOrThrow(Calls.CACHED_NAME)); String number = cursor.getString(cursor.getColumnIndexOrThrow(Calls.NUMBER)); int type = cursor.getInt(cursor.getColumnIndexOrThrow(Calls.TYPE)); long date = cursor.getLong(cursor.getColumnIndexOrThrow(Calls.DATE)); ((CallItemView) view).set(name, number, type, date); } } private class CallItemView extends RelativeLayout { private Context context; private ImageView avatar; private ImageView callTypeIcon; private TextView date; private TextView name; // private TextView label; private TextView number; // private TextView line1; private Drawable incomingCallIcon; private Drawable outgoingCallIcon; private Drawable missedCallIcon; public CallItemView(Context context) { super(context.getApplicationContext()); LayoutInflater li = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); li.inflate(R.layout.recent_call_item, this, true); this.context = context.getApplicationContext(); this.callTypeIcon = (ImageView) findViewById(R.id.call_type_icon); this.date = (TextView) findViewById(R.id.date); this.avatar = (ImageView) findViewById(R.id.contact_photo_image); this.number = (TextView) findViewById(R.id.number); this.name = (TextView) findViewById(R.id.name); this.incomingCallIcon = getResources().getDrawable(R.drawable.ic_call_log_list_incoming_call); this.outgoingCallIcon = getResources().getDrawable(R.drawable.ic_call_log_list_outgoing_call); this.missedCallIcon = getResources().getDrawable(R.drawable.ic_call_log_list_missed_call); } public void set(String name, String number, int type, long date) { this.name.setText(Util.isEmpty(name) ? number : name); this.number.setText(Util.isEmpty(name) ? "" : number); this.date.setText(DateUtils.getRelativeDateTimeString(context, date, System.currentTimeMillis(), DateUtils.MINUTE_IN_MILLIS, DateUtils.FORMAT_ABBREV_RELATIVE)); this.avatar.setImageBitmap(BitmapUtil .getCircleCroppedBitmap(ContactAccessor.getInstance().getDefaultContactPhoto(context))); if (type == Calls.INCOMING_TYPE) { callTypeIcon.setImageDrawable(incomingCallIcon); } else if (type == Calls.OUTGOING_TYPE) { callTypeIcon.setImageDrawable(outgoingCallIcon); } else if (type == Calls.MISSED_TYPE) { callTypeIcon.setImageDrawable(missedCallIcon); } } public String getNumber() { if (this.number.getText().toString().equals("")) return this.name.getText().toString(); return this.number.getText().toString(); } } @Override public void onListItemClick(ListView l, View v, int position, long id) { Intent intent = new Intent(getActivity(), SecureLineService.class); intent.setAction(SecureLineService.ACTION_OUTGOING_CALL); intent.putExtra(Constants.REMOTE_NUMBER, ((CallItemView) v).getNumber()); getActivity().startService(intent); Intent activityIntent = new Intent(getActivity(), SecureLine.class); activityIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); startActivity(activityIntent); getActivity().finish(); } @Override public Loader<Cursor> onCreateLoader(int arg0, Bundle arg1) { // NOTE: To fix a weird bug: // http://stackoverflow.com/questions/11810547/runtimeexception-at-calllog-calls String[] projection = { Calls._ID, Calls.CACHED_NAME, Calls.CACHED_NUMBER_LABEL, Calls.NUMBER, Calls.TYPE, Calls.DATE }; ((TextView) getListView().getEmptyView()).setText(R.string.RecentCallListActivity_loading); return new RegisteredUserCursorLoader(getActivity(), Calls.CONTENT_URI, projection, null, Calls.DEFAULT_SORT_ORDER, Calls.NUMBER, false); } @Override public void onLoadFinished(Loader<Cursor> arg0, Cursor cursor) { ((TextView) getListView().getEmptyView()).setText(R.string.RecentCallListActivity_empty_call_log); ((CursorAdapter) getListAdapter()).changeCursor(cursor); } @Override public void onLoaderReset(Loader<Cursor> arg0) { ((CursorAdapter) getListAdapter()).changeCursor(null); } }