rssguard/src/librssguard/gui/statusbar.cpp
Martin Rotter d40409f62a Save.
2020-08-07 12:16:51 +02:00

269 lines
9.6 KiB
C++

// For license of this file, see <project-root-folder>/LICENSE.md.
#include "gui/statusbar.h"
#include "gui/dialogs/formmain.h"
#include "gui/plaintoolbutton.h"
#include "gui/tabwidget.h"
#include "miscellaneous/iconfactory.h"
#include "miscellaneous/mutex.h"
#include <QLabel>
#include <QProgressBar>
#include <QToolButton>
StatusBar::StatusBar(QWidget* parent) : QStatusBar(parent), m_mutex(new Mutex(QMutex::NonRecursive, this)) {
setSizeGripEnabled(false);
setContentsMargins(2, 0, 2, 2);
m_barProgressFeeds = new QProgressBar(this);
m_barProgressFeeds->setTextVisible(false);
m_barProgressFeeds->setFixedWidth(100);
m_barProgressFeeds->setVisible(false);
m_barProgressFeeds->setObjectName(QSL("m_barProgressFeeds"));
m_barProgressFeedsAction = new QAction(qApp->icons()->fromTheme(QSL("application-rss+xml")), tr("Feed update progress bar"), this);
m_barProgressFeedsAction->setObjectName(QSL("m_barProgressFeedsAction"));
m_lblProgressFeeds = new QLabel(this);
m_lblProgressFeeds->setAlignment(Qt::AlignLeft | Qt::AlignVCenter);
m_lblProgressFeeds->setVisible(false);
m_lblProgressFeeds->setObjectName(QSL("m_lblProgressFeeds"));
m_lblProgressFeedsAction = new QAction(qApp->icons()->fromTheme(QSL("application-rss+xml")), tr("Feed update label"), this);
m_lblProgressFeedsAction->setObjectName(QSL("m_lblProgressFeedsAction"));
m_barProgressDownload = new QProgressBar(this);
m_barProgressDownload->setTextVisible(true);
m_barProgressDownload->setFixedWidth(100);
m_barProgressDownload->setVisible(false);
m_barProgressDownload->setObjectName(QSL("m_barProgressDownload"));
m_barProgressDownloadAction = new QAction(qApp->icons()->fromTheme(QSL("emblem-downloads")), tr("File download progress bar"), this);
m_barProgressDownloadAction->setObjectName(QSL("m_barProgressDownloadAction"));
m_lblProgressDownload = new QLabel(this);
m_lblProgressDownload->setText("Downloading files in background");
m_lblProgressDownload->setAlignment(Qt::AlignLeft | Qt::AlignVCenter);
m_lblProgressDownload->setVisible(false);
m_lblProgressDownload->setObjectName(QSL("m_lblProgressDownload"));
m_lblProgressDownloadAction = new QAction(qApp->icons()->fromTheme(QSL("emblem-downloads")), tr("File download label"), this);
m_lblProgressDownloadAction->setObjectName(QSL("m_lblProgressDownloadAction"));
m_lblProgressDownload->installEventFilter(this);
m_barProgressDownload->installEventFilter(this);
}
StatusBar::~StatusBar() {
clear();
qDebugNN << LOGSEC_GUI "Destroying StatusBar instance.";
}
QList<QAction*> StatusBar::availableActions() const {
QList<QAction*> actions = qApp->userActions();
// Now, add placeholder actions for custom stuff.
actions << m_barProgressDownloadAction << m_barProgressFeedsAction
<< m_lblProgressDownloadAction << m_lblProgressFeedsAction;
return actions;
}
QList<QAction*> StatusBar::changeableActions() const {
return actions();
}
void StatusBar::saveChangeableActions(const QStringList& actions) {
QMutexLocker locker(*m_mutex);
qApp->settings()->setValue(GROUP(GUI), GUI::StatusbarActions, actions.join(QSL(",")));
loadSpecificActions(getSpecificActions(actions));
}
QStringList StatusBar::defaultActions() const {
return QString(GUI::StatusbarActionsDef).split(',',
#if QT_VERSION >= 0x050F00 // Qt >= 5.15.0
Qt::SplitBehaviorFlags::SkipEmptyParts);
#else
QString::SkipEmptyParts);
#endif
}
QStringList StatusBar::savedActions() const {
return qApp->settings()->value(GROUP(GUI),
SETTING(GUI::StatusbarActions)).toString().split(',',
#if QT_VERSION >= 0x050F00 // Qt >= 5.15.0
Qt::SplitBehaviorFlags::SkipEmptyParts);
#else
QString::SkipEmptyParts);
#endif
}
QList<QAction*> StatusBar::getSpecificActions(const QStringList& actions) {
bool progress_visible = this->actions().contains(m_barProgressFeedsAction) && m_lblProgressFeeds->isVisible() &&
m_barProgressFeeds->isVisible();
QList<QAction*> available_actions = availableActions();
QList<QAction*> spec_actions;
// Iterate action names and add respectable
// actions into the toolbar.
for (const QString& action_name : actions) {
QAction* matching_action = findMatchingAction(action_name, available_actions);
QAction* action_to_add;
QWidget* widget_to_add;
if (matching_action == m_barProgressDownloadAction) {
widget_to_add = m_barProgressDownload;
action_to_add = m_barProgressDownloadAction;
widget_to_add->setVisible(false);
}
else if (matching_action == m_barProgressFeedsAction) {
widget_to_add = m_barProgressFeeds;
action_to_add = m_barProgressFeedsAction;
widget_to_add->setVisible(progress_visible);
}
else if (matching_action == m_lblProgressDownloadAction) {
widget_to_add = m_lblProgressDownload;
action_to_add = m_lblProgressDownloadAction;
widget_to_add->setVisible(false);
}
else if (matching_action == m_lblProgressFeedsAction) {
widget_to_add = m_lblProgressFeeds;
action_to_add = m_lblProgressFeedsAction;
widget_to_add->setVisible(progress_visible);
}
else {
if (action_name == SEPARATOR_ACTION_NAME) {
QLabel* lbl = new QLabel(QString::fromUtf8(""));
widget_to_add = lbl;
action_to_add = new QAction(this);
action_to_add->setSeparator(true);
action_to_add->setProperty("should_remove_action", true);
}
else if (action_name == SPACER_ACTION_NAME) {
QLabel* lbl = new QLabel(QSL("\t\t"));
widget_to_add = lbl;
action_to_add = new QAction(this);
action_to_add->setProperty("should_remove_action", true);
action_to_add->setIcon(qApp->icons()->fromTheme(QSL("system-search")));
action_to_add->setProperty("type", SPACER_ACTION_NAME);
action_to_add->setProperty("name", tr("Toolbar spacer"));
}
else if (matching_action != nullptr) {
// Add originally toolbar action.
auto* tool_button = new PlainToolButton(this);
tool_button->reactOnActionChange(matching_action);
widget_to_add = tool_button;
action_to_add = matching_action;
connect(tool_button, &PlainToolButton::clicked, matching_action, &QAction::trigger);
connect(matching_action, &QAction::changed, tool_button, &PlainToolButton::reactOnSenderActionChange);
}
else {
action_to_add = nullptr;
widget_to_add = nullptr;
}
if (action_to_add != nullptr) {
action_to_add->setProperty("should_remove_widget", true);
}
}
if (action_to_add != nullptr && widget_to_add != nullptr) {
action_to_add->setProperty("widget", QVariant::fromValue((void*) widget_to_add));
spec_actions.append(action_to_add);
}
}
return spec_actions;
}
void StatusBar::loadSpecificActions(const QList<QAction*>& actions, bool initial_load) {
for (QAction* act : this->actions()) {
QWidget* widget = act->property("widget").isValid() ? static_cast<QWidget*>(act->property("widget").value<void*>()) : nullptr;
if (widget != nullptr) {
removeWidget(widget);
}
}
if (!initial_load) {
removeWidget(m_barProgressDownload);
removeWidget(m_barProgressFeeds);
removeWidget(m_lblProgressDownload);
removeWidget(m_lblProgressFeeds);
}
clear();
for (QAction* act : actions) {
QWidget* widget = act->property("widget").isValid() ? static_cast<QWidget*>(act->property("widget").value<void*>()) : nullptr;
addAction(act);
// And also add widget.
if (widget != nullptr) {
addPermanentWidget(widget);
}
}
}
bool StatusBar::eventFilter(QObject* watched, QEvent* event) {
if (watched == m_lblProgressDownload || watched == m_barProgressDownload) {
if (event->type() == QEvent::MouseButtonPress) {
qApp->mainForm()->tabWidget()->showDownloadManager();
}
}
return false;
}
void StatusBar::clear() {
while (!actions().isEmpty()) {
QAction* act = actions().at(0);
QWidget* widget = act->property("widget").isValid() ? static_cast<QWidget*>(act->property("widget").value<void*>()) : nullptr;
bool should_remove_widget = act->property("should_remove_widget").isValid();
bool should_remove_action = act->property("should_remove_action").isValid();
removeAction(act);
if (widget != nullptr) {
removeWidget(widget);
widget->setVisible(false);
if (should_remove_widget) {
widget->deleteLater();
}
if (should_remove_action) {
act->deleteLater();
}
}
}
}
void StatusBar::showProgressFeeds(int progress, const QString& label) {
if (actions().contains(m_barProgressFeedsAction)) {
m_lblProgressFeeds->setVisible(true);
m_barProgressFeeds->setVisible(true);
m_lblProgressFeeds->setText(label);
m_barProgressFeeds->setValue(progress);
}
}
void StatusBar::clearProgressFeeds() {
m_lblProgressFeeds->setVisible(false);
m_barProgressFeeds->setVisible(false);
}
void StatusBar::showProgressDownload(int progress, const QString& tooltip) {
if (actions().contains(m_barProgressDownloadAction)) {
m_lblProgressDownload->setVisible(true);
m_barProgressDownload->setVisible(true);
m_barProgressDownload->setValue(progress);
m_barProgressDownload->setToolTip(tooltip);
m_lblProgressDownload->setToolTip(tooltip);
}
}
void StatusBar::clearProgressDownload() {
m_lblProgressDownload->setVisible(false);
m_barProgressDownload->setVisible(false);
m_barProgressDownload->setValue(0);
}