camerauis/cameraxui/cxengine/src/cxediskmonitor.cpp
branchRCL_3
changeset 24 bac7acad7cb3
parent 23 61bc0f252b2b
child 25 2c87b2808fd7
equal deleted inserted replaced
23:61bc0f252b2b 24:bac7acad7cb3
     1 /*
       
     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:
       
    15 *
       
    16 */
       
    17 
       
    18 #include "cxutils.h"
       
    19 #include "cxediskmonitor.h"
       
    20 #include "cxediskmonitorprivate.h"
       
    21 
       
    22 /*!
       
    23 * Constructor.
       
    24 */
       
    25 CxeDiskMonitor::CxeDiskMonitor(CxeSettings &settings)
       
    26 {
       
    27     CX_DEBUG_ENTER_FUNCTION();
       
    28     p = new CxeDiskMonitorPrivate(settings);
       
    29     CX_ASSERT_ALWAYS(p);
       
    30     CX_DEBUG_EXIT_FUNCTION();
       
    31 }
       
    32 
       
    33 /*!
       
    34 * Destructor.
       
    35 */
       
    36 CxeDiskMonitor::~CxeDiskMonitor()
       
    37 {
       
    38     delete p;
       
    39 }
       
    40 
       
    41 /*!
       
    42 * Set the warning level of free disk space.
       
    43 * When free disk space falls below this limit, diskSpaceLow() signal is emitted.
       
    44 * @param bytes Limit in bytes.
       
    45 */
       
    46 void CxeDiskMonitor::setLowWarningLevel(qint64 bytes)
       
    47 {
       
    48     if (p) {
       
    49         p->setLowWarningLevel(bytes);
       
    50     }
       
    51 }
       
    52 
       
    53 /*!
       
    54 * Slot to start monitoring disk space.
       
    55 */
       
    56 void CxeDiskMonitor::start()
       
    57 {
       
    58     if (p) {
       
    59         connect(p, SIGNAL(diskSpaceLow()), this, SIGNAL(diskSpaceLow()), Qt::UniqueConnection);
       
    60         connect(p, SIGNAL(diskSpaceChanged()), this, SIGNAL(diskSpaceChanged()), Qt::UniqueConnection);
       
    61         p->start();
       
    62     }
       
    63 }
       
    64 
       
    65 /*!
       
    66 * Slot to stop monitoring disk space.
       
    67 */
       
    68 void CxeDiskMonitor::stop()
       
    69 {
       
    70     if (p) {
       
    71         p->stop();
       
    72         disconnect(p, SIGNAL(diskSpaceChanged()), this, SIGNAL(diskSpaceChanged()));
       
    73         disconnect(p, SIGNAL(diskSpaceLow()), this, SIGNAL(diskSpaceLow()));
       
    74     }
       
    75 }
       
    76 
       
    77 /*!
       
    78 * Is monitoring ongoing at the moment.
       
    79 */
       
    80 bool CxeDiskMonitor::isMonitoring() const
       
    81 {
       
    82     return p ? p->isMonitoring() : false;
       
    83 }
       
    84 
       
    85 /*!
       
    86 * Get free disk space for Camera use in bytes.
       
    87 */
       
    88 qint64 CxeDiskMonitor::free(bool cached) const
       
    89 {
       
    90     return p ? p->free(cached) : 0;
       
    91 }
       
    92 
       
    93 // end of file