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Diffstat (limited to 'demos/embedded/desktopservices/contenttab.cpp')
-rw-r--r-- | demos/embedded/desktopservices/contenttab.cpp | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/demos/embedded/desktopservices/contenttab.cpp b/demos/embedded/desktopservices/contenttab.cpp new file mode 100644 index 0000000..8b70c1d --- /dev/null +++ b/demos/embedded/desktopservices/contenttab.cpp @@ -0,0 +1,154 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +// EXTERNAL INCLUDES +#include <QKeyEvent> +#include <QMessageBox> +#include <QListWidget> +#include <QVBoxLayout> +#include <QFileInfoList> +#include <QListWidgetItem> + +// INTERNAL INCLUDES + +// CLASS HEADER +#include "contenttab.h" + + +// CONSTRUCTORS & DESTRUCTORS +ContentTab::ContentTab(QWidget *parent) : + QListWidget(parent) +{ + setDragEnabled(false); + setIconSize(QSize(45, 45)); +} + +ContentTab::~ContentTab() +{ +} + +// NEW PUBLIC METHODS +void ContentTab::init(const QDesktopServices::StandardLocation &location, + const QString &filter, + const QString &icon) +{ + setContentDir(location); + QStringList filterList; + filterList = filter.split(";"); + m_ContentDir.setNameFilters(filterList); + setIcon(icon); + + connect(this, SIGNAL(itemClicked(QListWidgetItem *)), + this, SLOT(openItem(QListWidgetItem *))); + + populateListWidget(); +} + +// NEW PROTECTED METHODS +void ContentTab::setContentDir(const QDesktopServices::StandardLocation &location) +{ + m_ContentDir.setPath(QDesktopServices::storageLocation(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_Up: + if (currentRow() == 0) { + setCurrentRow(count() - 1); + } else { + setCurrentRow(currentRow() - 1); + } + break; + case Qt::Key_Down: + if (currentRow() == (count() - 1)) { + setCurrentRow(0); + } else { + setCurrentRow(currentRow() + 1); + } + break; + 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("Unkown error!"), QMessageBox::Close); +} + +// NEW SLOTS +void ContentTab::openItem(QListWidgetItem *item) +{ + bool ret = QDesktopServices::openUrl(itemUrl(item)); + if (!ret) + handleErrorInOpen(item); +} + + +// End of File |