kdnssd/kdedmodule/watcher.cpp

   1 /* This file is part of the KDE Project
   2    Copyright (c) 2004 Jakub Stachowski <qbast@go2.pl>
   3
   4    This library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Library General Public
   6    License version 2 as published by the Free Software Foundation.
   7
   8    This library is distributed in the hope that it will be useful,
   9    but WITHOUT ANY WARRANTY; without even the implied warranty of
  10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11    Library General Public License for more details.
  12
  13    You should have received a copy of the GNU Library General Public License
  14    along with this library; see the file COPYING.LIB.  If not, write to
  15    the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  16    Boston, MA 02111-1307, USA.
  17 */
  18
  19 #include "watcher.h"
  20
  21 #include <kdebug.h>
  22
  23 #include <kdirnotify_stub.h>
  24 #include <qstringlist.h>
  25
  26
  27
  28 Watcher::Watcher(const QString& type, const QString& domain)
  29         : refcount(1), updateNeeded(false), m_type(type), m_domain(domain)
  30 {
  31         if (domain.isEmpty()) browser = new ServiceBrowser(type);
  32                 else browser = new ServiceBrowser(type,domain);
  33         connect(browser,SIGNAL(serviceAdded(DNSSD::RemoteService::Ptr)),
  34                 SLOT(serviceAdded(DNSSD::RemoteService::Ptr)));
  35         connect(browser,SIGNAL(serviceRemoved(DNSSD::RemoteService::Ptr)),
  36                 SLOT(serviceRemoved(DNSSD::RemoteService::Ptr)));
  37         connect(browser,SIGNAL(finished()),SLOT(finished()));
  38         browser->startBrowse();
  39 }
  40
  41 Watcher::~Watcher()
  42 {
  43         delete browser;
  44 }
  45
  46 void Watcher::serviceAdded(DNSSD::RemoteService::Ptr)
  47 {
  48         updateNeeded=true;
  49 }
  50
  51 void Watcher::serviceRemoved(DNSSD::RemoteService::Ptr srv)
  52 {
  53         if (!updateNeeded) removed << srv;
  54 }
  55
  56
  57 void Watcher::finished()
  58 {
  59         KDirNotify_stub st("*","*");
  60         kdDebug() << "Finished for " << m_type << "@" << m_domain << "\n";
  61         if (updateNeeded || removed.count()) {
  62                 QString url = "zeroconf:/";
  63                 if (!m_domain.isEmpty()) url+="/"+m_domain+"/";
  64                 if (m_type!=ServiceBrowser::AllServices) url+=m_type;
  65                 kdDebug() << "Sending update: " << url << "\n";
  66                 st.FilesAdded(url);
  67                 }
  68         removed.clear();
  69         updateNeeded=false;
  70 }
  71
  72 #include "watcher.moc"