Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdelibs@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 85 insertions, 0 deletions

diff --git a/kdecore/kasyncio.h b/kdecore/kasyncio.h
new file mode 100644
index 000000000..c1c3e9a11
--- /dev/null
+++ b/kdecore/kasyncio.h
@@ -0,0 +1,85 @@
+/*
+ *  This file is part of the KDE libraries
+ *  Copyright (C) 2001 Thiago Macieira <thiago.macieira@kdemail.net>
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Library General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ *  This library 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
+ *  Library General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Library General Public License
+ *  along with this library; see the file COPYING.LIB.  If not, write to
+ *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA 02110-1301, USA.
+ */
+#ifndef KASYNCIO_H
+#define KASYNCIO_H
+
+
+#include <qobject.h>
+#include <qiodevice.h>
+#include "kdelibs_export.h"
+
+class KAsyncIOPrivate;
+/**
+ * Asynchronous I/O Support
+ *
+ * This abstract class provides basic functionality for asynchronous I/O
+ * support on top of QIODevice.
+ *
+ * @author Thiago Macieira <thiago.macieira@kdemail.net>
+ * @short Asynchronous I/O support
+ */
+class KDECORE_EXPORT KAsyncIO: public QObject, public QIODevice
+{
+  Q_OBJECT
+protected:
+  KAsyncIO()			// cannot be accessed externally
+  { }
+
+private:
+  KAsyncIO(KAsyncIO&);
+
+  KAsyncIO& operator=(KAsyncIO&);
+
+public:
+  /**
+   * Toggles the emission of the readyRead() signal whenever the device
+   * is ready for reading. This is useful if you want to know the first time
+   * the device is ready for reading and you don't want to read it now.
+   * @param enable true to enable, false to disable the readyRead() signal
+   */
+  virtual void enableRead(bool enable) = 0;
+
+  /**
+   * Toggles the emission of the readyWrite() signal whenever the device
+   * is ready for writing. This is useful if you want to know the first time
+   * the device is ready for writing and you don't want to write to it now.
+   * @param enable true to enable, false to disable the readyWrite() signal
+   */
+  virtual void enableWrite(bool enable) = 0;
+
+signals:
+
+  /**
+   * This signal gets sent when the device is ready for reading.
+   */
+  void readyRead();
+
+  /**
+   * This signal gets sent when the device is ready for writing.
+   */
+  void readyWrite();
+protected:
+    /** \internal */
+  virtual void virtual_hook( int id, void* data );
+private:
+  KAsyncIOPrivate* d;
+};
+
+#endif // KASYNCIO_H