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[dolphin.git] / src / statusbarspaceinfo.cpp

diff --git a/src/statusbarspaceinfo.cpp b/src/statusbarspaceinfo.cpp
index 9bc091b7a03ba80cf33028ed8a8e821634c76e36..c9173b8f9ef2feee26d18ca34c8ed2dbda5cbe7b 100644 (file)
--- a/src/statusbarspaceinfo.cpp
+++ b/src/statusbarspaceinfo.cpp
@@ -20,7 +20,7 @@
 
 #include "statusbarspaceinfo.h"
 
-#include <kdiskfreespace.h>
+#include <KDiskFreeSpaceInfo>
 #include <kmountpoint.h>
 #include <klocale.h>
 #include <kio/job.h>
@@ -29,16 +29,17 @@
 #include <QKeyEvent>
 
 StatusBarSpaceInfo::StatusBarSpaceInfo(QWidget* parent) :
-    QProgressBar(parent),
-    m_text()
+    KCapacityBar(KCapacityBar::DrawTextInline, parent),
+    m_kBSize(0),
+    m_timer(0)
 {
     setMaximumWidth(200);
+    setMinimumWidth(200); // something to fix on kcapacitybar (ereslibre)
 
-    // Update the space information each 10 seconds. Polling is useful
+    // Use a timer to update the space information. Polling is useful
     // here, as files can be deleted/added outside the scope of Dolphin.
-    QTimer* timer = new QTimer(this);
-    connect(timer, SIGNAL(timeout()), this, SLOT(refresh()));
-    timer->start(10000);
+    m_timer = new QTimer(this);
+    connect(m_timer, SIGNAL(timeout()), this, SLOT(refresh()));
 }
 
 StatusBarSpaceInfo::~StatusBarSpaceInfo()
@@ -49,56 +50,64 @@ void StatusBarSpaceInfo::setUrl(const KUrl& url)
 {
     m_url = url;
     refresh();
-    QTimer::singleShot(300, this, SLOT(update()));
 }
 
-QString StatusBarSpaceInfo::text() const
+void StatusBarSpaceInfo::showEvent(QShowEvent* event)
 {
-    return m_text;
+    KCapacityBar::showEvent(event);
+    if (!event->spontaneous()) {
+        refresh();
+        m_timer->start(10000);
+    }
 }
 
-void StatusBarSpaceInfo::slotFoundMountPoint(const QString& mountPoint,
-                                             quint64 kBSize,
-                                             quint64 kBUsed,
-                                             quint64 kBAvailable)
+void StatusBarSpaceInfo::hideEvent(QHideEvent* event)
 {
-    Q_UNUSED(kBUsed);
-    Q_UNUSED(mountPoint);
-
-    m_text = i18nc("@info:status", "%1 free", KIO::convertSizeFromKiB(kBAvailable));
-
-    setMinimum(0);
-    setMaximum(kBAvailable);
-    setValue(kBUsed);
+    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;
     }
 
-    m_text = i18nc("@info:status", "Getting size...");
-    setMinimum(0);
-    setMaximum(0);
-
-    KMountPoint::Ptr mp = KMountPoint::currentMountPoints().findByPath(m_url.path());
+    KMountPoint::Ptr mp = KMountPoint::currentMountPoints().findByPath(m_url.toLocalFile());
     if (!mp) {
         return;
     }
 
-    KDiskFreeSpace* job = new KDiskFreeSpace(this);
-    connect(job, SIGNAL(foundMountPoint(const QString&,
-                                        quint64,
-                                        quint64,
-                                        quint64)),
-            this, SLOT(slotFoundMountPoint(const QString&,
-                                           quint64,
-                                           quint64,
-                                           quint64)));
-
-    job->readDF(mp->mountPoint());
+    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"