kopete/libkopete/kopetemessagehandler.cpp

   1 /*
   2     kopetemessagefilter.cpp - Kopete Message Filtering
   3
   4     Copyright (c) 2004      by Richard Smith         <kde@metafoo.co.uk>
   5     Kopete    (c) 2002-2004 by the Kopete developers <kopete-devel@kde.org>
   6
   7     *************************************************************************
   8     *                                                                       *
   9     * This library is free software; you can redistribute it and/or         *
  10     * modify it under the terms of the GNU Lesser General Public            *
  11     * License as published by the Free Software Foundation; either          *
  12     * version 2 of the License, or (at your option) any later version.      *
  13     *                                                                       *
  14     *************************************************************************
  15 */
  16
  17 #include "kopetemessagehandler.h"
  18 #include "kopetemessageevent.h"
  19
  20 #include <kglobal.h>
  21
  22 namespace Kopete
  23 {
  24
  25 class MessageHandler::Private
  26 {
  27 public:
  28         Private() : next(0) {}
  29         MessageHandler *next;
  30 };
  31
  32 MessageHandler::MessageHandler()
  33  : QObject( 0 ), d( new Private )
  34 {
  35 }
  36
  37 MessageHandler::~MessageHandler()
  38 {
  39         delete d;
  40 }
  41
  42 MessageHandler *MessageHandler::next()
  43 {
  44         return d->next;
  45 }
  46
  47 void MessageHandler::setNext( MessageHandler *next )
  48 {
  49         d->next = next;
  50 }
  51
  52 int MessageHandler::capabilities()
  53 {
  54         return d->next->capabilities();
  55 }
  56
  57 void MessageHandler::handleMessageInternal( MessageEvent *event )
  58 {
  59         connect( event, SIGNAL( accepted(Kopete::MessageEvent*) ), this, SLOT( messageAccepted(Kopete::MessageEvent*) ) );
  60         handleMessage( event );
  61 }
  62
  63 void MessageHandler::handleMessage( MessageEvent *event )
  64 {
  65         messageAccepted( event );
  66 }
  67
  68 void MessageHandler::messageAccepted( MessageEvent *event )
  69 {
  70         disconnect( event, SIGNAL( accepted(Kopete::MessageEvent*) ), this, SLOT( messageAccepted(Kopete::MessageEvent*) ) );
  71         d->next->handleMessageInternal( event );
  72 }
  73
  74
  75 class MessageHandlerFactory::Private
  76 {
  77 public:
  78         static FactoryList &factories();
  79         FactoryList::Iterator iterator;
  80 };
  81
  82 K_GLOBAL_STATIC(MessageHandlerFactory::FactoryList, g_list)
  83 MessageHandlerFactory::FactoryList& MessageHandlerFactory::Private::factories()
  84 {
  85         return *g_list;
  86 }
  87
  88 MessageHandlerFactory::MessageHandlerFactory()
  89         : d( new Private )
  90 {
  91         d->iterator = Private::factories().insert( Private::factories().end(), (this));
  92 }
  93
  94 MessageHandlerFactory::~MessageHandlerFactory()
  95 {
  96         Private::factories().erase( d->iterator );
  97         delete d;
  98 }
  99
 100 MessageHandlerFactory::FactoryList MessageHandlerFactory::messageHandlerFactories()
 101 {
 102         return Private::factories();
 103 }
 104
 105 }
 106
 107 #include "kopetemessagehandler.moc"
 108
 109 // vim: set noet ts=4 sts=4 sw=4: