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contenttab.cpp 3.74 KiB
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/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the demonstration applications of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL21$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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// EXTERNAL INCLUDES
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#include <QKeyEvent>
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#include <QMessageBox>
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#include <QListWidget>
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#include <QVBoxLayout>
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#include <QFileInfoList>
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#include <QListWidgetItem>
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// INTERNAL INCLUDES
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// CLASS HEADER
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#include "contenttab.h"
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// CONSTRUCTORS & DESTRUCTORS
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ContentTab::ContentTab(QWidget *parent) :
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        QListWidget(parent)
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{
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    setDragEnabled(false);
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    setIconSize(QSize(45, 45));
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}
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ContentTab::~ContentTab()
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{
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}
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// NEW PUBLIC METHODS
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void ContentTab::init(const QStandardPaths::StandardLocation &location,
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                      const QString &filter,
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                      const QString &icon)
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{
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    setContentDir(location);
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    QStringList filterList;
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    filterList = filter.split(";");
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    m_ContentDir.setNameFilters(filterList);
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    setIcon(icon);
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connect(this, SIGNAL(itemClicked(QListWidgetItem*)), this, SLOT(openItem(QListWidgetItem*))); populateListWidget(); } // NEW PROTECTED METHODS void ContentTab::setContentDir(const QStandardPaths::StandardLocation &location) { m_ContentDir.setPath(QStandardPaths::writableLocation(location)); } void ContentTab::setIcon(const QString &icon) { m_Icon = QIcon(icon); } void ContentTab::populateListWidget() { QFileInfoList fileList = m_ContentDir.entryInfoList(QDir::Files, QDir::Time); foreach(QFileInfo item, fileList) { new QListWidgetItem(m_Icon, itemName(item), this); } } QString ContentTab::itemName(const QFileInfo &item) { return QString(item.baseName() + "." + item.completeSuffix()); } QUrl ContentTab::itemUrl(QListWidgetItem *item) { return QUrl("file:///" + m_ContentDir.absolutePath() + "/" + item->text()); } void ContentTab::keyPressEvent(QKeyEvent *event) { switch (event->key()) { case Qt::Key_Select: openItem(currentItem()); default: QListWidget::keyPressEvent(event); break; } } void ContentTab::handleErrorInOpen(QListWidgetItem *item) { Q_UNUSED(item); QMessageBox::warning(this, tr("Operation Failed"), tr("Unknown error!"), QMessageBox::Close); } // NEW SLOTS void ContentTab::openItem(QListWidgetItem *item) { bool ret = QDesktopServices::openUrl(itemUrl(item)); if (!ret) handleErrorInOpen(item); } // End of File