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/*
SPDX-FileCopyrightText: 2025 Felix Ernst <[email protected]>
SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
*/
#include "diskspaceusagemenu.h"
#include "dolphinpackageinstaller.h"
#include "global.h"
#include <KIO/ApplicationLauncherJob>
#include <KLocalizedString>
#include <KService>
#include <QDesktopServices>
#include <QHBoxLayout>
#include <QLabel>
#include <QPushButton>
#include <QShowEvent>
#include <QStorageInfo>
#include <QWidgetAction>
DiskSpaceUsageMenu::DiskSpaceUsageMenu(QWidget *parent)
: QMenu{parent}
{
connect(this, &QMenu::aboutToShow, this, &DiskSpaceUsageMenu::updateMenu);
}
void DiskSpaceUsageMenu::slotInstallFilelightButtonClicked()
{
#ifdef Q_OS_WIN
QDesktopServices::openUrl(QUrl("https://apps.kde.org/filelight"));
#else
auto packageInstaller = new DolphinPackageInstaller(
FILELIGHT_PACKAGE_NAME,
QUrl("appstream://org.kde.filelight.desktop"),
[]() {
return KService::serviceByDesktopName(QStringLiteral("org.kde.filelight"));
},
this);
connect(packageInstaller, &KJob::result, this, [this](KJob *job) {
Q_EMIT showInstallationProgress(QString(), 100); // Hides the progress information in the status bar.
if (job->error()) {
Q_EMIT showMessage(job->errorString(), KMessageWidget::Error);
} else {
Q_EMIT showMessage(xi18nc("@info", "<application>Filelight</application> installed successfully."), KMessageWidget::Positive);
if (isVisible()) {
hide();
updateMenu();
show();
}
}
});
const auto installationTaskText{i18nc("@info:status", "Installing Filelight…")};
Q_EMIT showInstallationProgress(installationTaskText, -1);
connect(packageInstaller, &KJob::percentChanged, this, [this, installationTaskText](KJob * /* job */, long unsigned int percent) {
if (percent < 100) { // Ignore some weird reported values.
Q_EMIT showInstallationProgress(installationTaskText, percent);
}
});
packageInstaller->start();
#endif
}
void DiskSpaceUsageMenu::updateMenu()
{
clear();
// Creates a menu with tools that help to find out more about free
// disk space for the given url.
const KService::Ptr filelight = KService::serviceByDesktopName(QStringLiteral("org.kde.filelight"));
const KService::Ptr kdiskfree = KService::serviceByDesktopName(QStringLiteral("org.kde.kdf"));
if (!filelight && !kdiskfree) {
// Show an UI to install a tool to free up disk space because this is what a user pressing on a "free space" button would want.
if (!m_installFilelightWidgetAction) {
initialiseInstallFilelightWidgetAction();
}
addAction(m_installFilelightWidgetAction);
return;
}
if (filelight) {
QAction *filelightFolderAction = addAction(QIcon::fromTheme(QStringLiteral("filelight")), i18n("Disk Usage Statistics - current folder"));
connect(filelightFolderAction, &QAction::triggered, this, [this, filelight](bool) {
auto *job = new KIO::ApplicationLauncherJob(filelight);
job->setUrls({m_url});
job->start();
});
// For remote URLs like FTP analyzing the device makes no sense
if (m_url.isLocalFile()) {
QAction *filelightDiskAction = addAction(QIcon::fromTheme(QStringLiteral("filelight")), i18n("Disk Usage Statistics - current device"));
connect(filelightDiskAction, &QAction::triggered, this, [this, filelight](bool) {
const QStorageInfo info(m_url.toLocalFile());
if (info.isValid() && info.isReady()) {
auto *job = new KIO::ApplicationLauncherJob(filelight);
job->setUrls({QUrl::fromLocalFile(info.rootPath())});
job->start();
}
});
}
QAction *filelightAllAction = addAction(QIcon::fromTheme(QStringLiteral("filelight")), i18n("Disk Usage Statistics - all devices"));
connect(filelightAllAction, &QAction::triggered, this, [this, filelight](bool) {
const QStorageInfo info(m_url.toLocalFile());
if (info.isValid() && info.isReady()) {
auto *job = new KIO::ApplicationLauncherJob(filelight);
job->start();
}
});
}
if (kdiskfree) {
QAction *kdiskfreeAction = addAction(QIcon::fromTheme(QStringLiteral("kdf")), i18n("KDiskFree"));
connect(kdiskfreeAction, &QAction::triggered, this, [kdiskfree] {
auto *job = new KIO::ApplicationLauncherJob(kdiskfree);
job->start();
});
}
}
void DiskSpaceUsageMenu::showEvent(QShowEvent *event)
{
if (!event->spontaneous() && !actions().isEmpty()) {
auto widgetAction = qobject_cast<QWidgetAction *>(*actions().constBegin());
if (widgetAction) {
widgetAction->defaultWidget()->setFocus();
}
}
QMenu::showEvent(event);
}
void DiskSpaceUsageMenu::initialiseInstallFilelightWidgetAction()
{
Q_ASSERT(!m_installFilelightWidgetAction);
auto containerWidget = new QWidget{this};
containerWidget->setContentsMargins(Dolphin::VERTICAL_SPACER_HEIGHT,
Dolphin::VERTICAL_SPACER_HEIGHT,
Dolphin::VERTICAL_SPACER_HEIGHT, // Using the same value for every spacing in this containerWidget looks nice.
Dolphin::VERTICAL_SPACER_HEIGHT);
auto vLayout = new QVBoxLayout(containerWidget);
auto installFilelightTitle = new QLabel(i18nc("@title", "Free Up Disk Space"), containerWidget);
installFilelightTitle->setAlignment(Qt::AlignCenter);
installFilelightTitle->setTextInteractionFlags(Qt::TextSelectableByMouse | Qt::TextSelectableByKeyboard | Qt::LinksAccessibleByKeyboard);
QFont titleFont{installFilelightTitle->font()};
titleFont.setPointSize(titleFont.pointSize() + 2);
installFilelightTitle->setFont(titleFont);
vLayout->addWidget(installFilelightTitle);
vLayout->addSpacing(Dolphin::VERTICAL_SPACER_HEIGHT);
auto installFilelightBody =
// i18n: The new line ("<nl/>") tag is only there to format this text visually pleasing, i.e. to avoid having one very long line.
new QLabel(xi18nc("@title", "<para>Install additional software to view disk usage statistics<nl/>and identify big files and folders.</para>"),
containerWidget);
installFilelightBody->setAlignment(Qt::AlignCenter);
installFilelightBody->setTextInteractionFlags(Qt::TextSelectableByMouse | Qt::TextSelectableByKeyboard | Qt::LinksAccessibleByKeyboard);
vLayout->addWidget(installFilelightBody);
vLayout->addSpacing(Dolphin::VERTICAL_SPACER_HEIGHT);
auto installFilelightButton =
new QPushButton(QIcon::fromTheme(QStringLiteral("filelight")), i18nc("@action:button", "Install Filelight…"), containerWidget);
installFilelightButton->setMinimumWidth(std::max(installFilelightButton->sizeHint().width(), installFilelightTitle->sizeHint().width()));
auto buttonLayout = new QHBoxLayout; // The parent is automatically set on addLayout() below.
buttonLayout->addWidget(installFilelightButton, 0, Qt::AlignHCenter);
vLayout->addLayout(buttonLayout);
// Make sure one Tab press focuses the button after the UI opened.
setFocusProxy(installFilelightButton);
containerWidget->setFocusPolicy(Qt::TabFocus);
containerWidget->setFocusProxy(installFilelightButton);
installFilelightButton->setAccessibleDescription(installFilelightBody->text());
connect(installFilelightButton, &QAbstractButton::clicked, this, &DiskSpaceUsageMenu::slotInstallFilelightButtonClicked);
m_installFilelightWidgetAction = new QWidgetAction{this};
m_installFilelightWidgetAction->setDefaultWidget(containerWidget); // transfers ownership of containerWidget
}
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