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, 106 insertions, 0 deletions

diff --git a/kio/kfile/kdirsize.h b/kio/kfile/kdirsize.h
new file mode 100644
index 000000000..64ae80765
--- /dev/null
+++ b/kio/kfile/kdirsize.h
@@ -0,0 +1,106 @@
+/* This file is part of the KDE libraries
+    Copyright (C) 2000 David Faure <faure@kde.org>
+
+    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 __KDIRSIZE_H
+#define __KDIRSIZE_H
+
+#include <kio/job.h>
+#include <kfileitem.h>
+
+/**
+ * Computes a directory size (similar to "du", but doesn't give the same results
+ * since we simply sum up the dir and file sizes, whereas du speaks disk blocks)
+ */
+class KIO_EXPORT KDirSize : public KIO::Job
+{
+  Q_OBJECT
+protected:
+  KDirSize( const KURL & directory );
+  KDirSize( const KFileItemList & lstItems );
+  ~KDirSize() {}
+
+public:
+  /**
+   * @return the size we found
+   */
+  KIO::filesize_t totalSize() const { return m_totalSize; }
+
+  /**
+   * @return the total number of files (counting symlinks to files, sockets
+   * and character devices as files) in this directory and all sub-directories
+   * @since 3.3
+   */
+  KIO::filesize_t totalFiles() const { return m_totalFiles; }
+
+  /**
+   * @return the total number of sub-directories found (not including the
+   * directory the search started from and treating symlinks to directories
+   * as directories)
+   * @since 3.3
+   */
+  KIO::filesize_t totalSubdirs() const { return m_totalSubdirs; }
+
+  /**
+   * Asynchronous method. Connect to the result signal.
+   * This one lists a single directory.
+   */
+  static KDirSize * dirSizeJob( const KURL & directory );
+
+  /**
+   * Asynchronous method. Connect to the result signal.
+   * This one lists the items from @p lstItems.
+   * The reason we asks for items instead of just urls, is so that
+   * we directly know if the item is a file or a directory,
+   * and in case of a file, we already have its size.
+   */
+  static KDirSize * dirSizeJob( const KFileItemList & lstItems );
+
+  /**
+   * Synchronous method - you get the result as soon as
+   * the call returns.
+   */
+  static KIO::filesize_t dirSize( const KURL & directory );
+
+protected:
+  /**
+   * @internal
+   */
+  void setSync() { m_bAsync = false; }
+
+  void startNextJob( const KURL & url );
+
+protected slots:
+
+  virtual void slotResult( KIO::Job *job );
+  void slotEntries( KIO::Job * , const KIO::UDSEntryList &);
+  void processList();
+
+private:
+  bool m_bAsync;
+  KIO::filesize_t m_totalSize;
+  KIO::filesize_t m_totalFiles;
+  KIO::filesize_t m_totalSubdirs;
+  KFileItemList m_lstItems;
+protected:
+  virtual void virtual_hook( int id, void* data );
+private:
+  class KDirSize* d;
+};
+
+#endif