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connection.h
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1 // -*- c++ -*-
2 /* This file is part of the KDE libraries
3  Copyright (C) 2000 Stephan Kulow <coolo@kde.org>
4  David Faure <faure@kde.org>
5 
6  This library is free software; you can redistribute it and/or
7  modify it under the terms of the GNU Library General Public
8  License as published by the Free Software Foundation; either
9  version 2 of the License, or (at your option) any later version.
10 
11  This library is distributed in the hope that it will be useful,
12  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  Library General Public License for more details.
15 
16  You should have received a copy of the GNU Library General Public License
17  along with this library; see the file COPYING.LIB. If not, write to
18  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19  Boston, MA 02110-1301, USA.
20 */
21 
22 #ifndef KIO_CONNECTION_H
23 #define KIO_CONNECTION_H
24 
25 #if defined(MAKE_KIO_LIB) || defined(MAKE_KLAUNCHER)
26 # define KIO_CONNECTION_EXPORT KIO_EXPORT
27 #else
28 # define KIO_CONNECTION_EXPORT KIO_EXPORT_DEPRECATED
29 #endif
30 
31 #include "kio_export.h"
32 
33 #include <QtCore/QObject>
34 #include <QtCore/QString>
35 
36 namespace KIO {
37 
38  class ConnectionPrivate;
39  class ConnectionServer;
48  class KIO_CONNECTION_EXPORT Connection : public QObject
49  {
50  Q_OBJECT
51  public:
56  explicit Connection(QObject *parent = 0);
57  virtual ~Connection();
58 
62  void connectToRemote(const QString &address);
63 
65  void close();
66 
67  QString errorString() const;
68 
69  bool isConnected() const;
70 
76  bool inited() const;
77 
84  bool send(int cmd, const QByteArray &arr = QByteArray());
85 
92  bool sendnow( int _cmd, const QByteArray &data );
93 
99  bool hasTaskAvailable() const;
100 
107  bool waitForIncomingTask(int ms = 30000);
108 
118  int read( int* _cmd, QByteArray &data );
119 
123  void suspend();
124 
128  void resume();
129 
134  bool suspended() const;
135 
136  Q_SIGNALS:
137  void readyRead();
138 
139  private:
140  Q_PRIVATE_SLOT(d, void dequeue())
141  Q_PRIVATE_SLOT(d, void commandReceived(Task))
142  Q_PRIVATE_SLOT(d, void disconnected())
143  friend class ConnectionPrivate;
144  friend class ConnectionServer;
145  class ConnectionPrivate* const d;
146  };
147 
148  class ConnectionServerPrivate;
154  class KIO_EXPORT ConnectionServer : public QObject
155  {
156  Q_OBJECT
157  public:
158  ConnectionServer(QObject *parent = 0);
159  ~ConnectionServer();
160 
165  void listenForRemote();
166  bool isListening() const;
168  void close();
169 
174  QString address() const;
175 
176  Connection *nextPendingConnection();
177  void setNextPendingConnection(Connection *conn);
178  Q_SIGNALS:
179  void newConnection();
180 
181  private:
182  friend class ConnectionServerPrivate;
183  ConnectionServerPrivate * const d;
184  };
185 
186 }
187 
188 #undef KIO_CONNECTION_EXPORT
189 
190 #endif
kio_export.h
QByteArray
QObject
QString
close
KAction * close(const QObject *recvr, const char *slot, QObject *parent)
KIO_CONNECTION_EXPORT
#define KIO_CONNECTION_EXPORT
Definition: connection.h:28
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