// // DiskCacheEditor.cpp // // // Created by Clement on 3/4/15. // Copyright 2015 High Fidelity, Inc. // // Distributed under the Apache License, Version 2.0. // See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html // #include #include #include #include #include #include #include #include #include #include "DiskCacheEditor.h" DiskCacheEditor::DiskCacheEditor(QWidget* parent) : QObject(parent) { } QWindow* DiskCacheEditor::windowHandle() { return (_dialog) ? _dialog->windowHandle() : nullptr; } void DiskCacheEditor::toggle() { qDebug() << "DiskCacheEditor::toggle()"; if (!_dialog) { makeDialog(); } if (!_dialog->isActiveWindow()) { _dialog->show(); _dialog->raise(); _dialog->activateWindow(); } else { _dialog->close(); } } void DiskCacheEditor::makeDialog() { _dialog = new QDialog(static_cast(parent())); Q_CHECK_PTR(_dialog); _dialog->setAttribute(Qt::WA_DeleteOnClose); _dialog->setWindowTitle("Disk Cache Editor"); QGridLayout* layout = new QGridLayout(_dialog); Q_CHECK_PTR(layout); _dialog->setLayout(layout); QLabel* path = new QLabel("Path : ", _dialog); Q_CHECK_PTR(path); path->setAlignment(Qt::AlignRight); layout->addWidget(path, 0, 0); QLabel* size = new QLabel("Current Size : ", _dialog); Q_CHECK_PTR(size); size->setAlignment(Qt::AlignRight); layout->addWidget(size, 1, 0); QLabel* maxSize = new QLabel("Max Size : ", _dialog); Q_CHECK_PTR(maxSize); maxSize->setAlignment(Qt::AlignRight); layout->addWidget(maxSize, 2, 0); _path = new QLabel(_dialog); Q_CHECK_PTR(_path); _path->setAlignment(Qt::AlignLeft); layout->addWidget(_path, 0, 1, 1, 3); _size = new QLabel(_dialog); Q_CHECK_PTR(_size); _size->setAlignment(Qt::AlignLeft); layout->addWidget(_size, 1, 1, 1, 3); _maxSize = new QLabel(_dialog); Q_CHECK_PTR(_maxSize); _maxSize->setAlignment(Qt::AlignLeft); layout->addWidget(_maxSize, 2, 1, 1, 3); refresh(); QPushButton* refreshCacheButton = new QPushButton(_dialog); Q_CHECK_PTR(refreshCacheButton); refreshCacheButton->setText("Refresh"); refreshCacheButton->setToolTip("Reload the cache stats."); connect(refreshCacheButton, SIGNAL(clicked()), SLOT(refresh())); layout->addWidget(refreshCacheButton, 3, 2); QPushButton* clearCacheButton = new QPushButton(_dialog); Q_CHECK_PTR(clearCacheButton); clearCacheButton->setText("Clear"); clearCacheButton->setToolTip("Erases the entire content of the disk cache."); connect(clearCacheButton, SIGNAL(clicked()), SLOT(clear())); layout->addWidget(clearCacheButton, 3, 3); } void DiskCacheEditor::refresh() { static const std::function stringify = [](qint64 number) { static const QStringList UNITS = QStringList() << "B" << "KB" << "MB" << "GB"; static const qint64 CHUNK = 1024; QString unit; int i = 0; for (i = 0; i < 4; ++i) { if (number / CHUNK > 0) { number /= CHUNK; } else { break; } } return QString("%0 %1").arg(number).arg(UNITS[i]); }; QNetworkDiskCache* cache = qobject_cast(NetworkAccessManager::getInstance().cache()); if (_path) { _path->setText(cache->cacheDirectory()); } if (_size) { _size->setText(stringify(cache->cacheSize())); } if (_maxSize) { _maxSize->setText(stringify(cache->maximumCacheSize())); } } void DiskCacheEditor::clear() { QMessageBox::StandardButton buttonClicked = QMessageBox::question(_dialog, "Clearing disk cache", "You are about to erase all the content of the disk cache," "are you sure you want to do that?"); if (buttonClicked == QMessageBox::Yes) { QNetworkDiskCache* cache = qobject_cast(NetworkAccessManager::getInstance().cache()); if (cache) { qDebug() << "DiskCacheEditor::clear(): Clearing disk cache."; cache->clear(); } } refresh(); }