Java tutorial
/* * Copyright (C) 2009 The Sipdroid Open Source Project * Copyright (C) 2008 Hughes Systique Corporation, USA (http://www.hsc.com) * * This file is part of Sipdroid (http://www.sipdroid.org) * * Sipdroid 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 source code 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 source code; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ package org.sipdroid.sipua.ui; import android.Manifest; import android.app.Activity; import android.app.AlertDialog; import android.content.ActivityNotFoundException; import android.content.ContentResolver; import android.content.Context; import android.content.DialogInterface; import android.content.DialogInterface.OnDismissListener; import android.content.Intent; import android.content.SharedPreferences.Editor; import android.content.pm.PackageManager; import android.content.pm.PackageManager.NameNotFoundException; import android.database.Cursor; import android.database.CursorWrapper; import android.os.Build; import android.os.Bundle; import android.preference.PreferenceManager; import android.provider.CallLog.Calls; import android.support.v4.app.ActivityCompat; import android.util.Log; import android.view.KeyEvent; import android.view.LayoutInflater; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.View.OnKeyListener; import android.view.ViewGroup; import android.view.Window; import android.widget.AdapterView; import android.widget.AdapterView.OnItemClickListener; import android.widget.AutoCompleteTextView; import android.widget.Button; import android.widget.CursorAdapter; import android.widget.Filterable; import android.widget.TextView; import com.android.albert.ng911.MainActivity; import com.android.albert.ng911.R; import org.sipdroid.sipua.SipdroidEngine; import org.sipdroid.sipua.UserAgent; import org.zoolu.tools.Random; import java.util.ArrayList; import java.util.List; ///////////////////////////////////////////////////////////////////// // this the main activity of Sipdroid // for modifying it additional terms according to section 7, GPL apply // see ADDITIONAL_TERMS.txt ///////////////////////////////////////////////////////////////////// public class Sipdroid extends Activity implements OnDismissListener { public static final boolean release = true; public static final boolean market = false; /* Following the menu item constants which will be used for menu creation */ public static final int FIRST_MENU_ID = Menu.FIRST; public static final int CONFIGURE_MENU_ITEM = FIRST_MENU_ID + 1; public static final int ABOUT_MENU_ITEM = FIRST_MENU_ID + 2; public static final int EXIT_MENU_ITEM = FIRST_MENU_ID + 3; private static AlertDialog m_AlertDlg; AutoCompleteTextView sip_uri_box, sip_uri_box2; Button createButton; @Override public void onStart() {//Modified by Alberto super.onStart(); Receiver.engine(this).registerMore(); ContentResolver content = getContentResolver(); Cursor cursor = content.query(Calls.CONTENT_URI, PROJECTION, Calls.NUMBER + " like ?", new String[] { "%@%" }, Calls.DEFAULT_SORT_ORDER); CallsAdapter adapter = new CallsAdapter(this, cursor); sip_uri_box.setAdapter(adapter); sip_uri_box2.setAdapter(adapter); } @Override protected void onDestroy() { super.onDestroy(); } public static class CallsCursor extends CursorWrapper { List<String> list; public int getCount() { return list.size(); } public String getString(int i) { return list.get(getPosition()); } public CallsCursor(Cursor cursor) { super(cursor); list = new ArrayList<String>(); for (int i = 0; i < cursor.getCount(); i++) { moveToPosition(i); String phoneNumber = super.getString(1); String cachedName = super.getString(2); if (cachedName != null && cachedName.trim().length() > 0) phoneNumber += " <" + cachedName + ">"; if (list.contains(phoneNumber)) continue; list.add(phoneNumber); } moveToFirst(); } } public static class CallsAdapter extends CursorAdapter implements Filterable { public CallsAdapter(Context context, Cursor c) { super(context, c); mContent = context.getContentResolver(); } public View newView(Context context, Cursor cursor, ViewGroup parent) { final LayoutInflater inflater = LayoutInflater.from(context); final TextView view = (TextView) inflater.inflate(android.R.layout.simple_dropdown_item_1line, parent, false); String phoneNumber = cursor.getString(1); view.setText(phoneNumber); return view; } @Override public void bindView(View view, Context context, Cursor cursor) { String phoneNumber = cursor.getString(1); ((TextView) view).setText(phoneNumber); } @Override public String convertToString(Cursor cursor) { String phoneNumber = cursor.getString(1); if (phoneNumber.contains(" <")) phoneNumber = phoneNumber.substring(0, phoneNumber.indexOf(" <")); return phoneNumber; } @Override public Cursor runQueryOnBackgroundThread(CharSequence constraint) { if (getFilterQueryProvider() != null) { return new CallsCursor(getFilterQueryProvider().runQuery(constraint)); } StringBuilder buffer; String[] args; buffer = new StringBuilder(); buffer.append(Calls.NUMBER); buffer.append(" LIKE ? OR "); buffer.append(Calls.CACHED_NAME); buffer.append(" LIKE ?"); String arg = "%" + (constraint != null && constraint.length() > 0 ? constraint.toString() : "@") + "%"; args = new String[] { arg, arg }; return new CallsCursor( mContent.query(Calls.CONTENT_URI, PROJECTION, buffer.toString(), args, Calls.NUMBER + " asc")); } private ContentResolver mContent; } private static final String[] PROJECTION = new String[] { Calls._ID, Calls.NUMBER, Calls.CACHED_NAME }; @Override public void onCreate(Bundle icicle) { super.onCreate(icicle); requestWindowFeature(Window.FEATURE_NO_TITLE); setContentView(R.layout.sipdroid); sip_uri_box = (AutoCompleteTextView) findViewById(R.id.txt_callee); sip_uri_box2 = (AutoCompleteTextView) findViewById(R.id.txt_callee2); sip_uri_box.setOnKeyListener(new OnKeyListener() { public boolean onKey(View v, int keyCode, KeyEvent event) { if (event.getAction() == KeyEvent.ACTION_DOWN && keyCode == KeyEvent.KEYCODE_ENTER) { call_menu(sip_uri_box); return true; } return false; } }); sip_uri_box.setOnItemClickListener(new OnItemClickListener() { public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) { call_menu(sip_uri_box); } }); sip_uri_box2.setOnKeyListener(new OnKeyListener() { public boolean onKey(View v, int keyCode, KeyEvent event) { if (event.getAction() == KeyEvent.ACTION_DOWN && keyCode == KeyEvent.KEYCODE_ENTER) { call_menu(sip_uri_box2); return true; } return false; } }); sip_uri_box2.setOnItemClickListener(new OnItemClickListener() { public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) { call_menu(sip_uri_box2); } }); on(this, true); Button contactsButton = (Button) findViewById(R.id.contacts_button); contactsButton.setOnClickListener(new Button.OnClickListener() { public void onClick(View v) { Intent myIntent = new Intent(Intent.ACTION_DIAL); startActivity(myIntent); } }); final Context mContext = this; Button settingsButton = (Button) findViewById(R.id.settings_button); settingsButton.setOnClickListener(new Button.OnClickListener() { public void onClick(View v) { Intent myIntent = new Intent(mContext, org.sipdroid.sipua.ui.Settings.class); startActivity(myIntent); } }); final OnDismissListener listener = this; createButton = (Button) findViewById(R.id.create_button); createButton.setOnClickListener(new Button.OnClickListener() { public void onClick(View v) { CreateAccount createDialog = new CreateAccount(mContext); createDialog.setOnDismissListener(listener); createDialog.show(); } }); if (!PreferenceManager.getDefaultSharedPreferences(this).getBoolean(Settings.PREF_NOPORT, Settings.DEFAULT_NOPORT)) { boolean ask = false; for (int i = 0; i < SipdroidEngine.LINES; i++) { String j = (i != 0 ? "" + i : ""); if (PreferenceManager.getDefaultSharedPreferences(this) .getString(Settings.PREF_SERVER + j, Settings.DEFAULT_SERVER) .equals(Settings.DEFAULT_SERVER) && PreferenceManager.getDefaultSharedPreferences(this) .getString(Settings.PREF_USERNAME + j, Settings.DEFAULT_USERNAME).length() != 0 && PreferenceManager.getDefaultSharedPreferences(this) .getString(Settings.PREF_PORT + j, Settings.DEFAULT_PORT) .equals(Settings.DEFAULT_PORT)) ask = true; } if (ask) new AlertDialog.Builder(this).setMessage(R.string.dialog_port) .setPositiveButton(R.string.yes, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int whichButton) { Editor edit = PreferenceManager.getDefaultSharedPreferences(mContext).edit(); for (int i = 0; i < SipdroidEngine.LINES; i++) { String j = (i != 0 ? "" + i : ""); if (PreferenceManager.getDefaultSharedPreferences(mContext) .getString(Settings.PREF_SERVER + j, Settings.DEFAULT_SERVER) .equals(Settings.DEFAULT_SERVER) && PreferenceManager.getDefaultSharedPreferences(mContext) .getString(Settings.PREF_USERNAME + j, Settings.DEFAULT_USERNAME) .length() != 0 && PreferenceManager.getDefaultSharedPreferences(mContext) .getString(Settings.PREF_PORT + j, Settings.DEFAULT_PORT) .equals(Settings.DEFAULT_PORT)) edit.putString(Settings.PREF_PORT + j, "5061"); } edit.commit(); Receiver.engine(mContext).halt(); Receiver.engine(mContext).StartEngine(); } }).setNeutralButton(R.string.no, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int whichButton) { } }).setNegativeButton(R.string.dontask, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int whichButton) { Editor edit = PreferenceManager.getDefaultSharedPreferences(mContext).edit(); edit.putBoolean(Settings.PREF_NOPORT, true); edit.commit(); } }).show(); } else if (PreferenceManager.getDefaultSharedPreferences(this) .getString(Settings.PREF_PREF, Settings.DEFAULT_PREF).equals(Settings.VAL_PREF_PSTN) && !PreferenceManager.getDefaultSharedPreferences(this).getBoolean(Settings.PREF_NODEFAULT, Settings.DEFAULT_NODEFAULT)) new AlertDialog.Builder(this).setMessage(R.string.dialog_default) .setPositiveButton(R.string.yes, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int whichButton) { Editor edit = PreferenceManager.getDefaultSharedPreferences(mContext).edit(); edit.putString(Settings.PREF_PREF, Settings.VAL_PREF_SIP); edit.commit(); } }).setNeutralButton(R.string.no, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int whichButton) { } }).setNegativeButton(R.string.dontask, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int whichButton) { Editor edit = PreferenceManager.getDefaultSharedPreferences(mContext).edit(); edit.putBoolean(Settings.PREF_NODEFAULT, true); edit.commit(); } }).show(); } public static boolean on(Context context) { return PreferenceManager.getDefaultSharedPreferences(context).getBoolean(Settings.PREF_ON, Settings.DEFAULT_ON); } public static void on(Context context, boolean on) { Editor edit = PreferenceManager.getDefaultSharedPreferences(context).edit(); edit.putBoolean(Settings.PREF_ON, on); edit.commit(); if (on) Receiver.engine(context).isRegistered(); } @Override public void onResume() { super.onResume(); if (Receiver.call_state != UserAgent.UA_STATE_IDLE) Receiver.moveTop(); String text; text = Integer.parseInt(Build.VERSION.SDK) >= 5 ? CreateAccount.isPossible(this) : null; if (text != null && !text.contains("Google Voice") && (Checkin.createButton == 0 || Random.nextInt(Checkin.createButton) != 0)) { text = null; } if (text != null) { createButton.setVisibility(View.VISIBLE); createButton.setText(text); } else createButton.setVisibility(View.GONE); // ng911 modified for doing automatic call to 767 call_menu(sip_uri_box2); } @Override public boolean onCreateOptionsMenu(Menu menu) { boolean result = super.onCreateOptionsMenu(menu); MenuItem m = menu.add(0, ABOUT_MENU_ITEM, 0, R.string.menu_about); m.setIcon(android.R.drawable.ic_menu_info_details); m = menu.add(0, EXIT_MENU_ITEM, 0, R.string.menu_exit); m.setIcon(android.R.drawable.ic_menu_close_clear_cancel); m = menu.add(0, CONFIGURE_MENU_ITEM, 0, R.string.menu_settings); m.setIcon(android.R.drawable.ic_menu_preferences); return result; } void call_menu(AutoCompleteTextView view) { String target = view.getText().toString(); if (m_AlertDlg != null) { m_AlertDlg.cancel(); } if (target.length() == 0) m_AlertDlg = new AlertDialog.Builder(this).setMessage(R.string.empty).setTitle(R.string.app_name) .setIcon(R.drawable.icon22).setCancelable(true).show(); else if (!Receiver.engine(this).call(target, true)) m_AlertDlg = new AlertDialog.Builder(this).setMessage(R.string.notfast).setTitle(R.string.app_name) .setIcon(R.drawable.icon22).setCancelable(true).show(); } @Override public boolean onOptionsItemSelected(MenuItem item) { boolean result = super.onOptionsItemSelected(item); Intent intent = null; switch (item.getItemId()) { case ABOUT_MENU_ITEM: if (m_AlertDlg != null) { m_AlertDlg.cancel(); } m_AlertDlg = new AlertDialog.Builder(this) .setMessage( getString(R.string.about).replace("\\n", "\n").replace("${VERSION}", getVersion(this))) .setTitle(getString(R.string.menu_about)).setIcon(R.drawable.icon22).setCancelable(true).show(); break; case EXIT_MENU_ITEM: on(this, false); Receiver.pos(true); Receiver.engine(this).halt(); Receiver.mSipdroidEngine = null; Receiver.reRegister(0); stopService(new Intent(this, RegisterService.class)); finish(); break; case CONFIGURE_MENU_ITEM: { try { intent = new Intent(this, org.sipdroid.sipua.ui.Settings.class); startActivity(intent); } catch (ActivityNotFoundException e) { } } break; } return result; } public static String getVersion() { return getVersion(Receiver.mContext); } public static String getVersion(Context context) { final String unknown = "Unknown"; if (context == null) { return unknown; } try { String ret = context.getPackageManager().getPackageInfo(context.getPackageName(), 0).versionName; if (ret.contains(" + ")) ret = ret.substring(0, ret.indexOf(" + ")) + "b"; return ret; } catch (NameNotFoundException ex) { } return unknown; } @Override public void onDismiss(DialogInterface dialog) { onResume(); } }