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add buttons 'one page left/right' to projectView tab bar

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Disable the QTabWidget internal scroll buttons and add own buttons for
scroll 'one page left' and scroll 'one page right'. The scrolled
diagrams will be activated.
This commit is contained in:
ChuckNr11
2026-04-05 22:39:53 +02:00
parent 679647f52a
commit 2ed8d76e2d
2 changed files with 61 additions and 20 deletions
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75
sources/projectview.cpp
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@@ -721,6 +721,14 @@ void ProjectView::initActions()
m_end_view = new QAction(QET::Icons::ArrowRightDouble, tr("Aller à la fin du projet"),this);
connect(m_end_view, &QAction::triggered, [this](){this->m_tab->setCurrentWidget(lastDiagram());});
// button to scroll one page left
m_next_view_left = new QAction(QET::Icons::ArrowLeft, tr("go one page left"),this);
connect(m_next_view_left, &QAction::triggered, [this](){this->m_tab->setCurrentWidget(previousDiagram());});
// button to scroll one page right
m_next_view_right = new QAction(QET::Icons::ArrowRight, tr("go one page right"),this);
connect(m_next_view_right, &QAction::triggered, [this](){this->m_tab->setCurrentWidget(nextDiagram());});
}
/**
@@ -748,34 +756,65 @@ void ProjectView::initWidgets()
m_tab = new QTabWidget(this);
#endif
m_tab -> setMovable(true);
// setting UsesScrollButton ensures that when the tab bar is full, the tabs are scrolled.
m_tab -> setUsesScrollButtons(true);
// disable the internal scroll buttons of the TabWidget, we will use our own buttons.
m_tab->setStyleSheet("QTabBar QToolButton {border-image: ;border-width: 0px}");
m_tab->setStyleSheet("QTabBar::scroller {width: 0px;}");
// add layouts
QHBoxLayout *TopRightCorner_Layout = new QHBoxLayout();
TopRightCorner_Layout->setContentsMargins(0,0,0,0);
// some place left to the 'next_right_view_button' button
TopRightCorner_Layout->insertSpacing(1,10);
QToolButton *add_new_diagram_button = new QToolButton;
add_new_diagram_button -> setDefaultAction(m_add_new_diagram);
add_new_diagram_button -> setAutoRaise(true);
TopRightCorner_Layout->addWidget(add_new_diagram_button);
QHBoxLayout *TopLeftCorner_Layout = new QHBoxLayout();
TopLeftCorner_Layout->setContentsMargins(0,0,0,0);
// add buttons
QToolButton *m_next_right_view_button =new QToolButton;
m_next_right_view_button->setDefaultAction(m_next_view_right);
m_next_right_view_button->setAutoRaise(true);
TopRightCorner_Layout->addWidget(m_next_right_view_button);
connect(m_tab, SIGNAL(currentChanged(int)), this, SLOT(tabChanged(int)));
connect(m_tab, SIGNAL(tabBarDoubleClicked(int)), this, SLOT(tabDoubleClicked(int)));
connect(m_tab->tabBar(), SIGNAL(tabMoved(int, int)), this, SLOT(tabMoved(int, int)), Qt::QueuedConnection);
//arrows button to return on first view
QToolButton *m_first_view_button =new QToolButton;
m_first_view_button->setDefaultAction(m_first_view);
m_first_view_button->setAutoRaise(true);
m_tab->setCornerWidget(m_first_view_button, Qt::TopLeftCorner);
//arrows button to go on last view
QToolButton *m_end_view_button =new QToolButton;
m_end_view_button->setDefaultAction(m_end_view);
m_end_view_button->setAutoRaise(true);
TopRightCorner_Layout->addWidget(m_end_view_button);
QWidget *tabwidget=new QWidget(this);
tabwidget->setLayout(TopRightCorner_Layout);
m_tab -> setCornerWidget(tabwidget, Qt::TopRightCorner);
QToolButton *add_new_diagram_button = new QToolButton;
add_new_diagram_button -> setDefaultAction(m_add_new_diagram);
add_new_diagram_button -> setAutoRaise(true);
TopRightCorner_Layout->addWidget(add_new_diagram_button);
// some place right to the 'add_new_diagram_button' button
TopRightCorner_Layout->addSpacing(5);
QToolButton *m_first_view_button =new QToolButton;
m_first_view_button->setDefaultAction(m_first_view);
m_first_view_button->setAutoRaise(true);
TopLeftCorner_Layout->addWidget(m_first_view_button);
QToolButton *m_next_left_view_button =new QToolButton;
m_next_left_view_button->setDefaultAction(m_next_view_left);
m_next_left_view_button->setAutoRaise(true);
TopLeftCorner_Layout->addWidget(m_next_left_view_button);
// some place right to the 'first_view_button' button
TopLeftCorner_Layout->addSpacing(10);
// add widgets to tabbar
QWidget *tabwidgetRight=new QWidget(this);
tabwidgetRight->setLayout(TopRightCorner_Layout);
m_tab -> setCornerWidget(tabwidgetRight, Qt::TopRightCorner);
QWidget *tabwidgetLeft=new QWidget(this);
tabwidgetLeft->setLayout(TopLeftCorner_Layout);
m_tab -> setCornerWidget(tabwidgetLeft, Qt::TopLeftCorner);
// manage signals
connect(m_tab, SIGNAL(currentChanged(int)), this, SLOT(tabChanged(int)));
connect(m_tab, SIGNAL(tabBarDoubleClicked(int)), this, SLOT(tabDoubleClicked(int)));
connect(m_tab->tabBar(), SIGNAL(tabMoved(int,int)), this, SLOT(tabMoved(int,int)), Qt::QueuedConnection);
fallback_widget_ -> setVisible(false);
m_tab -> setVisible(false);