Terminal: Add context menu & Settings button

Fixes: QTCREATORBUG-28937
Change-Id: I9dab5da0adccb8cff4d4e824ead0eba3e27eef5c
Reviewed-by: Cristian Adam <cristian.adam@qt.io>

src/plugins/terminal/terminalcommands.cpp

@@ -129,4 +129,9 @@ bool TerminalCommands::triggerAction(QKeyEvent *event)
     return false;
 }
 
+QAction *TerminalCommands::openSettingsAction()
+{
+    return ActionManager::command("Preferences.Terminal.General")->action();
+}
+
 } // namespace Terminal

src/plugins/terminal/terminalcommands.h

@@ -20,6 +20,7 @@ struct WidgetActions
     QAction copy{Tr::tr("Copy")};
     QAction paste{Tr::tr("Paste")};
     QAction clearSelection{Tr::tr("Clear Selection")};
+    QAction clearTerminal{Tr::tr("Clear Terminal")};
 };
 
 struct PaneActions
@@ -45,6 +46,8 @@ public:
 
     static bool triggerAction(QKeyEvent *event);
 
+    static QAction *openSettingsAction();
+
 protected:
     void initWidgetActions(const Core::Context &context);
     void initPaneActions(const Core::Context &context);

src/plugins/terminal/terminalpane.cpp

@@ -21,7 +21,7 @@
 
 #include <QMenu>
 #include <QStandardPaths>
-#include <QtWidgets/qwidget.h>
+#include <QToolButton>
 
 namespace Terminal {
 
@@ -111,6 +111,14 @@ TerminalPane::TerminalPane(QObject *parent)
         if (minMaxCommand)
             emit minMaxCommand->action()->triggered();
     });
+
+    m_openSettingsButton = new QToolButton();
+    m_openSettingsButton->setToolTip(Tr::tr("Open Terminal Settings"));
+    m_openSettingsButton->setIcon(Icons::SETTINGS_TOOLBAR.icon());
+
+    connect(m_openSettingsButton, &QToolButton::clicked, m_openSettingsButton, []() {
+        TerminalCommands::openSettingsAction()->trigger();
+    });
 }
 
 TerminalPane::~TerminalPane()
@@ -252,7 +260,7 @@ QList<QWidget *> TerminalPane::toolBarWidgets() const
     widgets.prepend(m_newTerminalButton);
     widgets.prepend(m_closeTerminalButton);
 
-    return widgets;
+    return widgets << m_openSettingsButton;
 }
 
 QString TerminalPane::displayName() const

src/plugins/terminal/terminalpane.h

@@ -53,6 +53,7 @@ private:
 
     QToolButton *m_newTerminalButton{nullptr};
     QToolButton *m_closeTerminalButton{nullptr};
+    QToolButton *m_openSettingsButton{nullptr};
 
     bool m_widgetInitialized{false};
 };

src/plugins/terminal/terminalwidget.cpp

@@ -26,6 +26,7 @@
 #include <QElapsedTimer>
 #include <QGlyphRun>
 #include <QLoggingCategory>
+#include <QMenu>
 #include <QPaintEvent>
 #include <QPainter>
 #include <QPainterPath>
@@ -232,6 +233,7 @@ void TerminalWidget::setupActions()
     connect(&a.copy, &QAction::triggered, this, ifHasFocus(&TerminalWidget::copyToClipboard));
     connect(&a.paste, &QAction::triggered, this, ifHasFocus(&TerminalWidget::pasteFromClipboard));
     connect(&a.clearSelection, &QAction::triggered, this, ifHasFocus(&TerminalWidget::clearSelection));
+    connect(&a.clearTerminal, &QAction::triggered, this, ifHasFocus(&TerminalWidget::clearContents));
     // clang-format on
 }
 
@@ -1078,7 +1080,17 @@ void TerminalWidget::mousePressEvent(QMouseEvent *event)
         event->accept();
         updateViewport();
     } else if (event->button() == Qt::RightButton) {
-        if (m_selection) {
+        if (event->modifiers() == Qt::ShiftModifier) {
+            QMenu *contextMenu = new QMenu(this);
+            contextMenu->addAction(&TerminalCommands::widgetActions().copy);
+            contextMenu->addAction(&TerminalCommands::widgetActions().paste);
+            contextMenu->addSeparator();
+            contextMenu->addAction(&TerminalCommands::widgetActions().clearTerminal);
+            contextMenu->addSeparator();
+            contextMenu->addAction(TerminalCommands::openSettingsAction());
+
+            contextMenu->popup(event->globalPos());
+        } else if (m_selection) {
             copyToClipboard();
             setSelection(std::nullopt);
         } else {