-/***************************************************************************
- * Copyright (C) 2006 by Peter Penz (peter.penz@gmx.at) and *
- * and Patrice Tremblay *
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program; if not, write to the *
- * Free Software Foundation, Inc., *
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
- ***************************************************************************/
+/*
+ * SPDX-FileCopyrightText: 2006 Peter Penz (peter.penz@gmx.at) and Patrice Tremblay
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
#include "statusbarspaceinfo.h"
-#include <KDiskFreeSpaceInfo>
-#include <KLocale>
-#include <KIO/Job>
+#include "config-dolphin.h"
+#include "diskspaceusagemenu.h"
+#include "spaceinfoobserver.h"
-#include <QTimer>
-#include <QKeyEvent>
+#include <KCapacityBar>
+#include <KIO/Global>
+#include <KLocalizedString>
-StatusBarSpaceInfo::StatusBarSpaceInfo(QWidget* parent) :
- KCapacityBar(KCapacityBar::DrawTextInline, parent),
- m_kBSize(0),
- m_timer(0)
+#include <QHBoxLayout>
+#include <QToolButton>
+
+StatusBarSpaceInfo::StatusBarSpaceInfo(QWidget *parent)
+ : QWidget(parent)
+ , m_observer(nullptr)
+ , m_hasSpaceInfo{false}
+ , m_shown{false}
{
- // Use a timer to update the space information. Polling is useful
- // here, as files can be deleted/added outside the scope of Dolphin.
- m_timer = new QTimer(this);
- connect(m_timer, &QTimer::timeout, this, &StatusBarSpaceInfo::calculateSpaceInfo);
+ hide(); // Only become visible when we have space info to show. @see StatusBarSpaceInfo::setShown().
+
+ m_capacityBar = new KCapacityBar(KCapacityBar::DrawTextInline, this);
+ m_textInfoButton = new QToolButton(this);
+ m_textInfoButton->setAutoRaise(true);
+ m_textInfoButton->setPopupMode(QToolButton::InstantPopup);
+ auto menu = new DiskSpaceUsageMenu{this};
+ connect(menu, &DiskSpaceUsageMenu::showMessage, this, &StatusBarSpaceInfo::showMessage);
+ connect(menu, &DiskSpaceUsageMenu::showInstallationProgress, this, &StatusBarSpaceInfo::showInstallationProgress);
+ m_textInfoButton->setMenu(menu);
+
+ auto layout = new QHBoxLayout(this);
+ // We reduce the outside margin of the flat button so it visually has the same margin as the status bar text label on the other end of the bar.
+ layout->setContentsMargins(2, -1, 0, -1); // "-1" makes it so the fixed height won't be ignored.
+ layout->addWidget(m_capacityBar);
+ layout->addWidget(m_textInfoButton);
}
StatusBarSpaceInfo::~StatusBarSpaceInfo()
{
}
-void StatusBarSpaceInfo::setUrl(const KUrl& url)
+void StatusBarSpaceInfo::setShown(bool shown)
+{
+ m_shown = shown;
+ if (!m_shown) {
+ hide();
+ return;
+ }
+
+ // We only show() this widget in slotValueChanged() when it m_hasSpaceInfo.
+ if (m_observer.isNull()) {
+ m_observer.reset(new SpaceInfoObserver(m_url, this));
+ connect(m_observer.data(), &SpaceInfoObserver::valuesChanged, this, &StatusBarSpaceInfo::slotValuesChanged);
+ }
+
+ if (m_hasSpaceInfo) {
+ slotValuesChanged();
+ }
+}
+
+void StatusBarSpaceInfo::setUrl(const QUrl &url)
{
if (m_url != url) {
m_url = url;
- if (isVisible()) {
- calculateSpaceInfo();
+ static_cast<DiskSpaceUsageMenu *>(m_textInfoButton->menu())->setUrl(url);
+ m_hasSpaceInfo = false;
+ if (m_observer) {
+ m_observer.reset(new SpaceInfoObserver(m_url, this));
+ connect(m_observer.data(), &SpaceInfoObserver::valuesChanged, this, &StatusBarSpaceInfo::slotValuesChanged);
}
}
}
-KUrl StatusBarSpaceInfo::url() const
+QUrl StatusBarSpaceInfo::url() const
{
return m_url;
}
-void StatusBarSpaceInfo::showEvent(QShowEvent* event)
+void StatusBarSpaceInfo::update()
{
- KCapacityBar::showEvent(event);
- if (!event->spontaneous()) {
- calculateSpaceInfo();
- m_timer->start(10000);
+ if (m_observer) {
+ m_observer->update();
}
}
-void StatusBarSpaceInfo::hideEvent(QHideEvent* event)
+void StatusBarSpaceInfo::showEvent(QShowEvent *event)
{
- m_timer->stop();
- KCapacityBar::hideEvent(event);
+ if (m_shown && m_observer.isNull()) {
+ m_observer.reset(new SpaceInfoObserver(m_url, this));
+ connect(m_observer.data(), &SpaceInfoObserver::valuesChanged, this, &StatusBarSpaceInfo::slotValuesChanged);
+ }
+ QWidget::showEvent(event);
}
-void StatusBarSpaceInfo::calculateSpaceInfo()
+void StatusBarSpaceInfo::hideEvent(QHideEvent *event)
{
- // KDiskFreeSpace is for local paths only
- if (!m_url.isLocalFile()) {
- setText(i18nc("@info:status", "Unknown size"));
- setValue(0);
- update();
- return;
+ if (m_hasSpaceInfo) {
+ m_observer.reset();
+ m_hasSpaceInfo = false;
}
+ QWidget::hideEvent(event);
+}
- KDiskFreeSpaceInfo job = KDiskFreeSpaceInfo::freeSpaceInfo(m_url.toLocalFile());
- if (!job.isValid()) {
- setText(i18nc("@info:status", "Unknown size"));
- setValue(0);
- update();
+QSize StatusBarSpaceInfo::minimumSizeHint() const
+{
+ return QSize();
+}
+
+void StatusBarSpaceInfo::slotValuesChanged()
+{
+ Q_ASSERT(m_observer);
+ const quint64 size = m_observer->size();
+
+ if (!m_shown || size == 0) {
+ hide();
return;
}
- KIO::filesize_t kBSize = job.size() / 1024;
- KIO::filesize_t kBUsed = job.used() / 1024;
+ m_hasSpaceInfo = true;
+
+ const quint64 available = m_observer->available();
+ const quint64 used = size - available;
+ const int percentUsed = qRound(100.0 * qreal(used) / qreal(size));
- const bool valuesChanged = (kBUsed != static_cast<quint64>(value())) || (kBSize != m_kBSize);
- if (valuesChanged) {
- setText(i18nc("@info:status Free disk space", "%1 free",
- KIO::convertSize(job.available())));
+ m_textInfoButton->setText(i18nc("@info:status Free disk space", "%1 free", KIO::convertSize(available)));
+ setToolTip(i18nc("tooltip:status Free disk space", "%1 free out of %2 (%3% used)", KIO::convertSize(available), KIO::convertSize(size), percentUsed));
+ m_textInfoButton->setToolTip(i18nc("@info:tooltip for the free disk space button",
+ "%1 free out of %2 (%3% used)\nPress to manage disk space usage.",
+ KIO::convertSize(available),
+ KIO::convertSize(size),
+ percentUsed));
+ setUpdatesEnabled(false);
+ m_capacityBar->setValue(percentUsed);
+ setUpdatesEnabled(true);
- setUpdatesEnabled(false);
- m_kBSize = kBSize;
- setValue(kBSize > 0 ? (kBUsed * 100) / kBSize : 0);
- setUpdatesEnabled(true);
+ if (!isVisible()) {
+ show();
+ } else {
update();
}
}
-#include "statusbarspaceinfo.moc"
+#include "moc_statusbarspaceinfo.cpp"
projects / dolphin.git / blobdiff