/examples/svg/embedded/desktopservices/contenttab.cpp
C++ | 149 lines | 73 code | 19 blank | 57 comment | 3 complexity | de198ab1122b659e07d2ebe1b68520ee MD5 | raw file
- /****************************************************************************
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- ** Copyright (C) 2016 The Qt Company Ltd.
- ** Contact: https://www.qt.io/licensing/
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- // 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 QStandardPaths::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 QStandardPaths::StandardLocation &location)
- {
- m_ContentDir.setPath(QStandardPaths::writableLocation(location));
- }
- void ContentTab::setIcon(const QString &icon)
- {
- m_Icon = QIcon(icon);
- }
- void ContentTab::populateListWidget()
- {
- const QFileInfoList fileList = m_ContentDir.entryInfoList(QDir::Files, QDir::Time);
- for (const 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());
- Q_FALLTHROUGH();
- 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