GIT_SILENT Sync po/docbooks with svn

[dolphin.git] / src / statusbar / mountpointobservercache.cpp

diff --git a/src/statusbar/mountpointobservercache.cpp b/src/statusbar/mountpointobservercache.cpp
index aff0c8e2f051737ab9e8544107e3f12eb3c7a665..348df4a0771307d65ecae33994c092c6eaec6a92 100644 (file)
--- a/src/statusbar/mountpointobservercache.cpp
+++ b/src/statusbar/mountpointobservercache.cpp
@@ -1,27 +1,13 @@
-/***************************************************************************
- *   Copyright (C) 2014 by Frank Reininghaus <frank78ac@googlemail.com>    *
- *                                                                         *
- *   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          *
- ***************************************************************************/
+/*
+ * SPDX-FileCopyrightText: 2014 Frank Reininghaus <frank78ac@googlemail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
 
 #include "mountpointobservercache.h"
 
 #include "mountpointobserver.h"
 
-#include <KGlobal>
 #include <KMountPoint>
 
 #include <QTimer>
@@ -31,13 +17,12 @@ class MountPointObserverCacheSingleton
 public:
     MountPointObserverCache instance;
 };
-K_GLOBAL_STATIC(MountPointObserverCacheSingleton, s_MountPointObserverCache)
+Q_GLOBAL_STATIC(MountPointObserverCacheSingleton, s_MountPointObserverCache)
 
-
-MountPointObserverCache::MountPointObserverCache() :
-    m_observerForMountPoint(),
-    m_mountPointForObserver(),
-    m_updateTimer(0)
+MountPointObserverCache::MountPointObserverCache()
+    : m_observerForMountPoint()
+    , m_mountPointForObserver()
+    , m_updateTimer(nullptr)
 {
     m_updateTimer = new QTimer(this);
 }
@@ -46,49 +31,54 @@ MountPointObserverCache::~MountPointObserverCache()
 {
 }
 
-MountPointObserverCache* MountPointObserverCache::instance()
+MountPointObserverCache *MountPointObserverCache::instance()
 {
     return &s_MountPointObserverCache->instance;
 }
 
-MountPointObserver* MountPointObserverCache::observerForPath(const QString& path)
+MountPointObserver *MountPointObserverCache::observerForUrl(const QUrl &url)
 {
-    // Try to share the observer with other paths that have the same mount point.
-    QString mountPointPath;
-    KMountPoint::Ptr mountPoint = KMountPoint::currentMountPoints().findByPath(path);
-    if (mountPoint) {
-        mountPointPath = mountPoint->mountPoint();
+    QUrl cachedObserverUrl;
+    // If the url is a local path we can extract the root dir by checking the mount points.
+    if (url.isLocalFile()) {
+        // Try to share the observer with other paths that have the same mount point.
+        KMountPoint::Ptr mountPoint = KMountPoint::currentMountPoints().findByPath(url.toLocalFile());
+        if (mountPoint) {
+            cachedObserverUrl = QUrl::fromLocalFile(mountPoint->mountPoint());
+        } else {
+            // Even if determining the mount point failed, the observer might still
+            // be able to retrieve information about the url.
+            cachedObserverUrl = url;
+        }
     } else {
-        // Even if determining the mount point failed, KDiskFreeSpaceInfo might still
-        // be able to retrieve information about the path.
-        mountPointPath = path;
+        cachedObserverUrl = url;
     }
 
-    MountPointObserver* observer = m_observerForMountPoint.value(mountPointPath);
+    MountPointObserver *observer = m_observerForMountPoint.value(cachedObserverUrl);
     if (!observer) {
-        observer = new MountPointObserver(mountPointPath, this);
-        m_observerForMountPoint.insert(mountPointPath, observer);
-        m_mountPointForObserver.insert(observer, mountPointPath);
+        observer = new MountPointObserver(cachedObserverUrl, this);
+        m_observerForMountPoint.insert(cachedObserverUrl, observer);
+        m_mountPointForObserver.insert(observer, cachedObserverUrl);
         Q_ASSERT(m_observerForMountPoint.count() == m_mountPointForObserver.count());
 
-        connect(observer, SIGNAL(destroyed(QObject*)), this, SLOT(slotObserverDestroyed(QObject*)));
+        connect(observer, &MountPointObserver::destroyed, this, &MountPointObserverCache::slotObserverDestroyed);
 
         if (!m_updateTimer->isActive()) {
-            m_updateTimer->start(10000);
+            m_updateTimer->start(60000); // 1 minute
         }
 
-        connect(m_updateTimer, SIGNAL(timeout()), observer, SLOT(update()));
+        connect(m_updateTimer, &QTimer::timeout, observer, &MountPointObserver::update);
     }
 
     return observer;
 }
 
-void MountPointObserverCache::slotObserverDestroyed(QObject* observer)
+void MountPointObserverCache::slotObserverDestroyed(QObject *observer)
 {
     Q_ASSERT(m_mountPointForObserver.contains(observer));
-    const QString& path = m_mountPointForObserver.value(observer);
-    Q_ASSERT(m_observerForMountPoint.contains(path));
-    m_observerForMountPoint.remove(path);
+    const QUrl &url = m_mountPointForObserver.value(observer);
+    Q_ASSERT(m_observerForMountPoint.contains(url));
+    m_observerForMountPoint.remove(url);
     m_mountPointForObserver.remove(observer);
 
     Q_ASSERT(m_observerForMountPoint.count() == m_mountPointForObserver.count());
@@ -97,3 +87,5 @@ void MountPointObserverCache::slotObserverDestroyed(QObject* observer)
         m_updateTimer->stop();
     }
 }
+
+#include "moc_mountpointobservercache.cpp"