move statusbar code into the directory "statusbar"

svn path=/trunk/KDE/kdebase/apps/; revision=1005704

1 files changed, 113 insertions, 0 deletions

diff --git a/src/statusbar/statusbarspaceinfo.cpp b/src/statusbar/statusbarspaceinfo.cpp
new file mode 100644
index 000000000..c9173b8f9
--- /dev/null
+++ b/src/statusbar/statusbarspaceinfo.cpp
@@ -0,0 +1,113 @@
+/***************************************************************************
+ *   Copyright (C) 2006 by Peter Penz ([email protected]) and              *
+ *   and Patrice Tremblay                                                  *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ *   This program 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 General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA          *
+ ***************************************************************************/
+
+#include "statusbarspaceinfo.h"
+
+#include <KDiskFreeSpaceInfo>
+#include <kmountpoint.h>
+#include <klocale.h>
+#include <kio/job.h>
+
+#include <QTimer>
+#include <QKeyEvent>
+
+StatusBarSpaceInfo::StatusBarSpaceInfo(QWidget* parent) :
+    KCapacityBar(KCapacityBar::DrawTextInline, parent),
+    m_kBSize(0),
+    m_timer(0)
+{
+    setMaximumWidth(200);
+    setMinimumWidth(200); // something to fix on kcapacitybar (ereslibre)
+
+    // Use a timer to update the space information. Polling is useful
+    // here, as files can be deleted/added outside the scope of Dolphin.
+    m_timer = new QTimer(this);
+    connect(m_timer, SIGNAL(timeout()), this, SLOT(refresh()));
+}
+
+StatusBarSpaceInfo::~StatusBarSpaceInfo()
+{
+}
+
+void StatusBarSpaceInfo::setUrl(const KUrl& url)
+{
+    m_url = url;
+    refresh();
+}
+
+void StatusBarSpaceInfo::showEvent(QShowEvent* event)
+{
+    KCapacityBar::showEvent(event);
+    if (!event->spontaneous()) {
+        refresh();
+        m_timer->start(10000);
+    }
+}
+
+void StatusBarSpaceInfo::hideEvent(QHideEvent* event)
+{
+    m_timer->stop();
+    KCapacityBar::hideEvent(event);
+}
+
+void StatusBarSpaceInfo::refresh()
+{
+    if (!isVisible()) {
+        return;
+    }
+
+    // KDiskFreeSpace is for local paths only
+    if (!m_url.isLocalFile()) {
+        setText(i18nc("@info:status", "Unknown size"));
+        setValue(0);
+        update();
+        return;
+    }
+
+    KMountPoint::Ptr mp = KMountPoint::currentMountPoints().findByPath(m_url.toLocalFile());
+    if (!mp) {
+        return;
+    }
+
+    KDiskFreeSpaceInfo job = KDiskFreeSpaceInfo::freeSpaceInfo(mp->mountPoint());
+    if (!job.isValid()) {
+        setText(i18nc("@info:status", "Unknown size"));
+        setValue(0);
+        update();
+        return;
+    }
+
+    KIO::filesize_t kBSize = job.size() / 1024;
+    KIO::filesize_t kBUsed = job.used() / 1024;
+
+    const bool valuesChanged = (kBUsed != static_cast<quint64>(value())) || (kBSize != m_kBSize);
+    if (valuesChanged) {
+        setText(i18nc("@info:status Free disk space", "%1 free",
+                KIO::convertSize(job.available())));
+
+        setUpdatesEnabled(false);
+        m_kBSize = kBSize;
+        setValue(kBSize > 0 ? (kBUsed * 100) / kBSize : 0);
+        setUpdatesEnabled(true);
+        update();
+    }
+}
+
+#include "statusbarspaceinfo.moc"