pollymc/launcher/ui/widgets/WideBar.cpp

204 lines
5.2 KiB
C++
Raw Normal View History

2019-07-23 04:18:14 +05:30
#include "WideBar.h"
#include <QContextMenuEvent>
2019-07-23 04:18:14 +05:30
#include <QToolButton>
class ActionButton : public QToolButton {
2019-07-23 04:18:14 +05:30
Q_OBJECT
public:
ActionButton(QAction* action, QWidget* parent = nullptr) : QToolButton(parent), m_action(action)
{
2019-07-23 04:18:14 +05:30
setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Preferred);
2019-07-23 04:18:14 +05:30
connect(action, &QAction::changed, this, &ActionButton::actionChanged);
connect(this, &ActionButton::clicked, action, &QAction::trigger);
2019-07-23 04:18:14 +05:30
actionChanged();
};
public slots:
void actionChanged()
{
2019-07-23 04:18:14 +05:30
setEnabled(m_action->isEnabled());
setChecked(m_action->isChecked());
setCheckable(m_action->isCheckable());
setText(m_action->text());
setIcon(m_action->icon());
setToolTip(m_action->toolTip());
setHidden(!m_action->isVisible());
setFocusPolicy(Qt::NoFocus);
2019-07-23 04:18:14 +05:30
}
private:
QAction* m_action;
};
2019-07-23 04:18:14 +05:30
WideBar::WideBar(const QString& title, QWidget* parent) : QToolBar(title, parent)
{
setFloatable(false);
setMovable(false);
m_bar_menu = std::make_unique<QMenu>(this);
2019-07-23 04:18:14 +05:30
}
WideBar::WideBar(QWidget* parent) : QToolBar(parent)
{
setFloatable(false);
setMovable(false);
m_bar_menu = std::make_unique<QMenu>(this);
2019-07-23 04:18:14 +05:30
}
void WideBar::addAction(QAction* action)
{
BarEntry entry;
entry.bar_action = addWidget(new ActionButton(action, this));
entry.menu_action = action;
entry.type = BarEntry::Type::Action;
m_entries.push_back(entry);
m_menu_state = MenuState::Dirty;
}
void WideBar::addSeparator()
{
BarEntry entry;
entry.bar_action = QToolBar::addSeparator();
entry.type = BarEntry::Type::Separator;
m_entries.push_back(entry);
2019-07-23 04:18:14 +05:30
}
auto WideBar::getMatching(QAction* act) -> QList<BarEntry>::iterator
{
auto iter = std::find_if(m_entries.begin(), m_entries.end(), [act](BarEntry const& entry) { return entry.menu_action == act; });
return iter;
}
void WideBar::insertActionBefore(QAction* before, QAction* action)
{
auto iter = getMatching(before);
if (iter == m_entries.end())
return;
BarEntry entry;
entry.bar_action = insertWidget(iter->bar_action, new ActionButton(action, this));
entry.menu_action = action;
entry.type = BarEntry::Type::Action;
m_entries.insert(iter, entry);
m_menu_state = MenuState::Dirty;
}
void WideBar::insertActionAfter(QAction* after, QAction* action)
{
auto iter = getMatching(after);
if (iter == m_entries.end())
return;
BarEntry entry;
entry.bar_action = insertWidget((iter + 1)->bar_action, new ActionButton(action, this));
entry.menu_action = action;
entry.type = BarEntry::Type::Action;
m_entries.insert(iter + 1, entry);
m_menu_state = MenuState::Dirty;
}
2019-07-23 04:18:14 +05:30
void WideBar::insertSpacer(QAction* action)
{
auto iter = getMatching(action);
if (iter == m_entries.end())
2019-07-23 04:18:14 +05:30
return;
auto* spacer = new QWidget();
2019-07-23 04:18:14 +05:30
spacer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
BarEntry entry;
entry.bar_action = insertWidget(iter->bar_action, spacer);
entry.type = BarEntry::Type::Spacer;
m_entries.insert(iter, entry);
}
void WideBar::insertSeparator(QAction* before)
{
auto iter = getMatching(before);
if (iter == m_entries.end())
return;
BarEntry entry;
entry.bar_action = QToolBar::insertSeparator(before);
entry.type = BarEntry::Type::Separator;
m_entries.insert(iter, entry);
}
QMenu* WideBar::createContextMenu(QWidget* parent, const QString& title)
{
auto* contextMenu = new QMenu(title, parent);
for (auto& item : m_entries) {
switch (item.type) {
default:
case BarEntry::Type::None:
break;
case BarEntry::Type::Separator:
case BarEntry::Type::Spacer:
contextMenu->addSeparator();
break;
case BarEntry::Type::Action:
contextMenu->addAction(item.menu_action);
break;
}
}
return contextMenu;
2019-07-23 04:18:14 +05:30
}
static void copyAction(QAction* from, QAction* to)
{
Q_ASSERT(from);
Q_ASSERT(to);
to->setText(from->text());
to->setIcon(from->icon());
to->setToolTip(from->toolTip());
}
void WideBar::contextMenuEvent(QContextMenuEvent* event)
{
if (m_menu_state == MenuState::Dirty) {
for (auto* old_action : m_bar_menu->actions())
old_action->deleteLater();
m_bar_menu->clear();
for (auto& entry : m_entries) {
if (entry.type != BarEntry::Type::Action)
continue;
auto act = new QAction();
copyAction(entry.menu_action, act);
act->setCheckable(true);
act->setChecked(entry.bar_action->isVisible());
connect(act, &QAction::toggled, entry.bar_action, [this, &entry](bool toggled){
entry.bar_action->setVisible(toggled);
// NOTE: This is needed so that disabled actions get reflected on the button when it is made visible.
static_cast<ActionButton*>(widgetForAction(entry.bar_action))->actionChanged();
});
m_bar_menu->addAction(act);
}
m_menu_state = MenuState::Fresh;
}
m_bar_menu->popup(event->globalPos());
}
2019-07-23 04:18:14 +05:30
#include "WideBar.moc"