feature: add close tabs to the right, #822

src/lib_gui/qt/element/QtTabBar.cpp

@@ -1,4 +1,8 @@
 #include "QtTabBar.h"
+#include <QtContextMenu.h>
+#include <QtGraphicsView.h>
+#include <logging.h>
+#include <QContextMenuEvent>
 
 QtTabBar::QtTabBar(QWidget* parent): QTabBar(parent)
 {
@@ -19,3 +23,22 @@ QSize QtTabBar::minimumTabSizeHint(int index) const
 {
 	return QSize(45, QTabBar::minimumTabSizeHint(index).height());
 }
+
+void QtTabBar::contextMenuEvent(QContextMenuEvent* event)
+{
+    QtContextMenu menu(event, this);
+    QAction * m_closeTabsToRight = new QAction("Close tabs to the right", this);
+    menu.addAction(m_closeTabsToRight);
+
+    connect(m_closeTabsToRight, &QAction::triggered, this, [&]()
+    {
+        // We dont want to close tabs right of the current active tab. 
+        // No, our intend is to close tabs right of the currently hovered tab.
+        auto tabNum = tabAt(event->pos());
+        LOG_INFO("Handling closeTabs... emitting signal to close tabs right of tab nr. " + std::to_string(tabNum));
+        emit signalCloseTabsToRight(tabNum);
+    });
+
+    menu.show();
+    return;
+}

src/lib_gui/qt/element/QtTabBar.h

@@ -5,14 +5,23 @@
 
 class QtTabBar: public QTabBar
 {
+    Q_OBJECT
+
 public:
 	QtTabBar(QWidget* parent = nullptr);
 
+signals:
+    void signalCloseTabsToRight(int tabNum);
+
 protected:
 	QSize minimumSizeHint() const override;
 
 	QSize tabSizeHint(int index) const override;
 	QSize minimumTabSizeHint(int index) const override;
+
+    // New ContextMenu that lets the user close all tabs to the 
+    // right of current mouse position.
+    void contextMenuEvent(QContextMenuEvent* event) override;
 };
 
 #endif	  // QT_TAB_BAR_H

src/lib_gui/qt/graphics/base/QtGraphicsView.h

@@ -76,6 +76,7 @@ private slots:
 
 	void legendClicked();
 
+
 private:
 	bool moves() const;
 

src/lib_gui/qt/view/QtTabsView.cpp

@@ -54,6 +54,7 @@ QtTabsView::QtTabsView(ViewLayout* viewLayout)
 	layout->addWidget(back);
 
 	connect(addButton, &QPushButton::clicked, this, &QtTabsView::addTab);
+    connect(m_tabBar, &QtTabBar::signalCloseTabsToRight, this, &QtTabsView::closeTabsToRight);
 }
 
 void QtTabsView::createWidgetWrapper()
@@ -271,3 +272,16 @@ void QtTabsView::setStyleSheet()
 	utility::setWidgetBackgroundColor(
 		m_widget, ColorScheme::getInstance()->getColor("tab/bar/background"));
 }
+
+void QtTabsView::closeTabsToRight(int tabNum)
+{
+    LOG_INFO("Closing tabs to the right of tab nr. " + std::to_string(tabNum));
+    // We are closing tabs to the right, hence the increase.
+    tabNum++;  
+    // Now close tabs at position tabNum until count has decreased low enough.
+    while(tabNum < m_tabBar->count() )
+    {
+        m_tabBar->removeTab(tabNum);
+    }
+}
+

src/lib_gui/qt/view/QtTabsView.h

@@ -36,6 +36,7 @@ private slots:
 	void insertTab(bool showTab, SearchMatch match);
 	void changedTab(int index);
 	void removeTab(int index);
+    void closeTabsToRight(int index);
 
 private:
 	void setTabState(int idx, const std::vector<SearchMatch>& matches);