Show home folder if needed after unmounting mounted disk

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

diff --git a/src/statusbar/spaceinfoobserver.cpp b/src/statusbar/spaceinfoobserver.cpp
index 0fb018727c5e7ea68d583c4f633621c886ab3b26..6012f969691feb5d53f629efb4b3df79d87c95a0 100644 (file)
--- a/src/statusbar/spaceinfoobserver.cpp
+++ b/src/statusbar/spaceinfoobserver.cpp
@@ -1,31 +1,17 @@
-/***************************************************************************
- *   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 "spaceinfoobserver.h"
 
 #include "mountpointobserver.h"
 
-#include <QUrl>
-
 SpaceInfoObserver::SpaceInfoObserver(const QUrl& url, QObject* parent) :
     QObject(parent),
-    m_mountPointObserver(0),
+    m_mountPointObserver(nullptr),
+    m_hasData(false),
     m_dataSize(0),
     m_dataAvailable(0)
 {
@@ -39,7 +25,7 @@ SpaceInfoObserver::~SpaceInfoObserver()
 {
     if (m_mountPointObserver) {
         m_mountPointObserver->deref();
-        m_mountPointObserver = 0;
+        m_mountPointObserver = nullptr;
     }
 }
 
@@ -60,7 +46,7 @@ void SpaceInfoObserver::setUrl(const QUrl& url)
         if (m_mountPointObserver) {
             disconnect(m_mountPointObserver, &MountPointObserver::spaceInfoChanged, this, &SpaceInfoObserver::spaceInfoChanged);
             m_mountPointObserver->deref();
-            m_mountPointObserver = 0;
+            m_mountPointObserver = nullptr;
         }
 
         m_mountPointObserver = newObserver;
@@ -73,10 +59,18 @@ void SpaceInfoObserver::setUrl(const QUrl& url)
     }
 }
 
+void SpaceInfoObserver::update()
+{
+    if (m_mountPointObserver) {
+        m_mountPointObserver->update();
+    }
+}
+
 void SpaceInfoObserver::spaceInfoChanged(quint64 size, quint64 available)
 {
     // Make sure that the size has actually changed
-    if (m_dataSize != size || m_dataAvailable != available) {
+    if (m_dataSize != size || m_dataAvailable != available || !m_hasData) {
+        m_hasData = true;
         m_dataSize = size;
         m_dataAvailable = available;