85 lines
2.0 KiB
C++
85 lines
2.0 KiB
C++
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#include "menu.h"
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#include <QKeyEvent>
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#include "menuaction.h"
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#include <iostream>
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using namespace std;
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Menu::Menu(QStackedLayout &layout, QString name)
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: name(name),
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m_containingLayout(layout)
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{
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m_layout = new QVBoxLayout;
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setLayout(m_layout);
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m_widgetCount = 0;
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setFixedSize(180, 800);
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parent = nullptr;
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layout.addWidget(this);
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if(name.length() > 0) {
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auto back = new MenuAction(name, MenuAction::ArrowType::Left);
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back->setStyleSheet("background-color:lightblue;");
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connect(back, &MenuAction::triggered, this, &Menu::leave);
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addItem(back);
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}
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}
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void Menu::addItem(MenuItem *i)
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{
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if(m_widgetCount >= maxWidgets) {
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throw runtime_error("Menu already at maximum capacity");
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}
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m_layout->addWidget(i, 1);
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items.push_back(i);
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m_widgetCount++;
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}
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void Menu::addMenu(Menu *m)
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{
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auto menuLabel = new MenuAction(m->name, MenuAction::ArrowType::Right);
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submenus.push_back(SubmenuEntry(menuLabel, m, m_widgetCount));
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connect(menuLabel, &MenuAction::triggered, [=]() {
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m->m_containingLayout.setCurrentWidget(m);
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});
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addItem(menuLabel);
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m->parent = this;
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}
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void Menu::finalize()
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{
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m_layout->addStretch(maxWidgets - m_widgetCount);
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}
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void Menu::keyPressEvent(QKeyEvent *event)
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{
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// check if softkey pressed
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int index = -1;
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switch(event->key()) {
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case Qt::Key_F1: index = 0; break;
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case Qt::Key_F2: index = 1; break;
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case Qt::Key_F3: index = 2; break;
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case Qt::Key_F4: index = 3; break;
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case Qt::Key_F5: index = 4; break;
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case Qt::Key_F6: index = 5; break;
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case Qt::Key_F7: index = 6; break;
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case Qt::Key_F8: index = 7; break;
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}
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if(index >= 0) {
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auto w = m_layout->itemAt(index);
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w->widget()->setFocus();
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items[index]->userSelected();
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event->accept();
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} else if(event->key() == Qt::Key_Escape) {
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leave();
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event->accept();
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}
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}
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void Menu::leave()
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{
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if(parent) {
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// got a parent menu
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parent->m_containingLayout.setCurrentWidget(parent);
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}
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}
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