Add initial media device free space overlay to Konqueror icon view

1 files changed, 131 insertions, 0 deletions

diff --git a/libkonq/kivfreespaceoverlay.cc b/libkonq/kivfreespaceoverlay.cc
new file mode 100644
index 000000000..614c8529a
--- /dev/null
+++ b/libkonq/kivfreespaceoverlay.cc
@@ -0,0 +1,131 @@
+/*  This file is part of the TDE libraries
+    Copyright (C) 2013 Timothy Pearson
+    Based on kivdirectoryoverlay.cc
+
+    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.
+*/
+
+#include "config.h"
+
+#include <tqdict.h>
+#include <tqpixmap.h>
+#include <tqpainter.h>
+#include <tqbitmap.h>
+#include <tqimage.h>
+#include <tqfile.h>
+
+#include <tdefileivi.h>
+#include <tdefileitem.h>
+#include <tdeapplication.h>
+#include <kdirlister.h>
+#include <kstandarddirs.h>
+#include <kiconloader.h>
+#include <konq_settings.h>
+#include <tdelocale.h>
+#include <kdebug.h>
+
+#ifdef HAVE_STATVFS
+# include <sys/statvfs.h>
+#else
+# include <sys/mount.h>
+# define statvfs statfs
+# define f_frsize f_bsize
+#endif
+
+#include "kivfreespaceoverlay.h"
+
+KIVFreeSpaceOverlay::KIVFreeSpaceOverlay(KFileIVI* freespace)
+: m_lister(0)
+{
+    if (!m_lister)
+    {
+        m_lister = new KDirLister;
+        m_lister->setAutoErrorHandlingEnabled(false, 0);
+        connect(m_lister, TQT_SIGNAL(completed()), TQT_SLOT(slotCompleted()));
+        connect(m_lister, TQT_SIGNAL(newItems( const KFileItemList& )), TQT_SLOT(slotNewItems( const KFileItemList& )));
+        m_lister->setShowingDotFiles(false);
+    }
+    m_freespace = freespace;
+}
+
+KIVFreeSpaceOverlay::~KIVFreeSpaceOverlay()
+{
+    if (m_lister) m_lister->stop();
+    delete m_lister;
+}
+
+void KIVFreeSpaceOverlay::start()
+{
+    if ( m_freespace->item()->isReadable() ) {
+        m_lister->openURL(m_freespace->item()->url());
+    } else {
+        emit finished();
+    }
+}
+
+void KIVFreeSpaceOverlay::timerEvent(TQTimerEvent *)
+{
+    m_lister->stop();
+}
+
+void KIVFreeSpaceOverlay::slotCompleted()
+{
+    KFileItem* item = m_freespace->item();
+    if (item) {
+        bool isLocal = false;
+        KURL localURL = item->mostLocalURL(isLocal);
+        if (!isLocal) {
+            m_freespace->setOverlayProgressBar(-1);
+        }
+        else {
+            TQString localPath = localURL.path();
+            if (localPath != "") {
+                TDEIO::filesize_t m_total = 0;
+                TDEIO::filesize_t m_used = 0;
+                TDEIO::filesize_t m_free = 0;
+
+                struct statvfs vfs;
+                memset(&vfs, 0, sizeof(vfs));
+
+                if ( ::statvfs(TQFile::encodeName(localPath), &vfs) != -1 )
+                {
+                    m_total = static_cast<TDEIO::filesize_t>(vfs.f_blocks) * static_cast<TDEIO::filesize_t>(vfs.f_frsize);
+                    m_free = static_cast<TDEIO::filesize_t>(vfs.f_bavail) * static_cast<TDEIO::filesize_t>(vfs.f_frsize);
+                    m_used = m_total - m_free;
+                    m_freespace->setOverlayProgressBar((m_used/(m_total*1.0))*100.0);
+                }
+                else {
+                    m_freespace->setOverlayProgressBar(-1);
+                }
+            }
+            else {
+                m_freespace->setOverlayProgressBar(-1);
+            }
+        }
+    }
+    else {
+        m_freespace->setOverlayProgressBar(-1);
+    }
+
+    emit finished();
+}
+
+void KIVFreeSpaceOverlay::slotNewItems( const KFileItemList& items )
+{
+    //
+}
+
+#include "kivfreespaceoverlay.moc"