Added context menu for dock area title bar to enable closing of area and other areas via context menu and to enable detaching of dock area via context menu

Author: githubuser0xFFFF

src/DockAreaTabBar.cpp

@@ -233,11 +233,11 @@ void CDockAreaTabBar::mouseDoubleClickEvent(QMouseEvent *event)
 
 
 //============================================================================
-CFloatingDockContainer* CDockAreaTabBar::makeAreaFloating(const QPoint& Pos)
+CFloatingDockContainer* CDockAreaTabBar::makeAreaFloating(const QPoint& Offset)
 {
 	QSize Size = d->DockArea->size();
 	CFloatingDockContainer* FloatingWidget = new CFloatingDockContainer(d->DockArea);
-	FloatingWidget->startFloating(Pos, Size);
+	FloatingWidget->startFloating(Offset, Size);
 	auto TopLevelDockWidget = FloatingWidget->topLevelDockWidget();
 	if (TopLevelDockWidget)
 	{
@@ -249,9 +249,9 @@ CFloatingDockContainer* CDockAreaTabBar::makeAreaFloating(const QPoint& Pos)
 
 
 //============================================================================
-void CDockAreaTabBar::startFloating(const QPoint& Pos)
+void CDockAreaTabBar::startFloating(const QPoint& Offset)
 {
-	d->FloatingWidget = makeAreaFloating(Pos);
+	d->FloatingWidget = makeAreaFloating(Offset);
 }
 
 

src/DockAreaTabBar.h

@@ -84,12 +84,12 @@ private slots:
 	/**
 	 * Starts floating
 	 */
-	void startFloating(const QPoint& Pos);
+	void startFloating(const QPoint& Offset);
 
 	/**
-	 * Makes the dock area loating
+	 * Makes the dock area floating
 	 */
-	CFloatingDockContainer* makeAreaFloating(const QPoint& Pos);
+	CFloatingDockContainer* makeAreaFloating(const QPoint& Offset);
 
 
 public:

src/DockAreaTitleBar.cpp

@@ -47,6 +47,7 @@
 #include "DockWidgetTab.h"
 #include "DockAreaTabBar.h"
 
+#include <iostream>
 
 namespace ads
 {
@@ -173,6 +174,10 @@ void DockAreaTitleBarPrivate::createTabBar()
 	_this->connect(TabBar, SIGNAL(tabMoved(int, int)), SLOT(markTabsMenuOutdated()));
 	_this->connect(TabBar, SIGNAL(currentChanged(int)), SLOT(onCurrentTabChanged(int)));
 	_this->connect(TabBar, SIGNAL(tabBarClicked(int)), SIGNAL(tabBarClicked(int)));
+
+	TabBar->setContextMenuPolicy(Qt::CustomContextMenu);
+	_this->connect(TabBar, SIGNAL(customContextMenuRequested(const QPoint&)),
+		SLOT(showContextMenu(const QPoint&)));
 }
 
 
@@ -310,6 +315,19 @@ void CDockAreaTitleBar::setVisible(bool Visible)
 }
 
 
+//============================================================================
+void CDockAreaTitleBar::showContextMenu(const QPoint& pos)
+{
+	QMenu Menu(this);
+	Menu.addAction(tr("Detach Area"), this, SLOT(onUndockButtonClicked()));
+	Menu.addSeparator();
+	auto Action = Menu.addAction(tr("Close Area"), this, SLOT(onCloseButtonClicked()));
+	Action->setEnabled(d->DockArea->features().testFlag(CDockWidget::DockWidgetClosable));
+	Menu.addAction(tr("Close Other Areas"), d->DockArea, SLOT(closeOtherAreas()));
+	Menu.exec(mapToGlobal(pos));
+}
+
+
 } // namespace ads
 
 //---------------------------------------------------------------------------

src/DockAreaTitleBar.h

@@ -59,6 +59,7 @@ private slots:
 	void onUndockButtonClicked();
 	void onTabsMenuActionTriggered(QAction* Action);
 	void onCurrentTabChanged(int Index);
+	void showContextMenu(const QPoint& pos);
 
 public:
 	using Super = QFrame;

src/DockAreaWidget.cpp

@@ -779,6 +779,13 @@ void CDockAreaWidget::closeArea()
 		DockWidget->toggleView(false);
 	}
 }
+
+
+//============================================================================
+void CDockAreaWidget::closeOtherAreas()
+{
+	dockContainer()->closeOtherAreas(this);
+}
 } // namespace ads
 
 //---------------------------------------------------------------------------

src/DockAreaWidget.h

@@ -259,6 +259,11 @@ public slots:
 	 */
 	void closeArea();
 
+	/**
+	 * This function closes all other areas except of this area
+	 */
+	void closeOtherAreas();
+
 signals:
 	/**
 	 * This signal is emitted when user clicks on a tab at an index.

src/DockContainerWidget.cpp

@@ -1378,6 +1378,19 @@ CFloatingDockContainer* CDockContainerWidget::floatingWidget() const
 }
 
 
+//============================================================================
+void CDockContainerWidget::closeOtherAreas(CDockAreaWidget* KeepOpenArea)
+{
+	for (const auto DockArea : d->DockAreas)
+	{
+		if (DockArea != KeepOpenArea && DockArea->features().testFlag(CDockWidget::DockWidgetClosable))
+		{
+			DockArea->closeArea();
+		}
+	}
+}
+
+
 } // namespace ads
 
 #include "moc_DockContainerWidget.cpp"

src/DockContainerWidget.h

@@ -233,6 +233,11 @@ class ADS_EXPORT CDockContainerWidget : public QFrame
 	 */
 	CFloatingDockContainer* floatingWidget() const;
 
+	/**
+	 * Call this function to close all dock areas except the KeepOpenArea
+	 */
+	void closeOtherAreas(CDockAreaWidget* KeepOpenArea);
+
 signals:
 	/**
 	 * This signal is emitted if one or multiple dock areas has been added to

src/DockManager.cpp

@@ -759,6 +759,7 @@ void CDockManager::setConfigFlags(const ConfigFlags Flags)
 	d->ConfigFlags = Flags;
 }
 
+
 } // namespace ads
 
 //---------------------------------------------------------------------------

src/DockWidgetTab.cpp

@@ -123,7 +123,7 @@ struct DockWidgetTabPrivate
 	 * Returns true, if floating has been started and false if floating
 	 * is not possible for any reason
 	 */
-	bool startFloating();
+	bool startFloating(eDragState DraggingState = DraggingFloatingWidget);
 
 	/**
 	 * Returns true if the given config flag is set
@@ -197,7 +197,7 @@ void DockWidgetTabPrivate::moveTab(QMouseEvent* ev)
 
 
 //============================================================================
-bool DockWidgetTabPrivate::startFloating()
+bool DockWidgetTabPrivate::startFloating(eDragState DraggingState)
 {
 	auto dockContainer = DockWidget->dockContainer();
 	qDebug() << "isFloating " << dockContainer->isFloating();
@@ -214,7 +214,7 @@ bool DockWidgetTabPrivate::startFloating()
 	}
 
 	qDebug() << "startFloating";
-	DragState = DraggingFloatingWidget;
+	DragState = DraggingState;
 	QSize Size = DockArea->size();
 	CFloatingDockContainer* FloatingWidget = nullptr;
 	if (DockArea->dockWidgetsCount() > 1)
@@ -230,10 +230,13 @@ bool DockWidgetTabPrivate::startFloating()
 	}
 
     FloatingWidget->startFloating(DragStartMousePosition, Size);
-    auto Overlay = DockWidget->dockManager()->containerOverlay();
-	Overlay->setAllowedAreas(OuterDockAreas);
-	this->FloatingWidget = FloatingWidget;
-	DockWidget->emitTopLevelChanged(true);
+    if (DraggingFloatingWidget == DraggingState)
+    {
+    	auto Overlay = DockWidget->dockManager()->containerOverlay();
+    	Overlay->setAllowedAreas(OuterDockAreas);
+    	this->FloatingWidget = FloatingWidget;
+    }
+    DockWidget->emitTopLevelChanged(true);
 	return true;
 }
 
@@ -471,7 +474,7 @@ void CDockWidgetTab::mouseDoubleClickEvent(QMouseEvent *event)
 	if (!d->DockArea->dockContainer()->isFloating() || d->DockArea->dockWidgetsCount() > 1)
 	{
 		d->DragStartMousePosition = event->pos();
-		d->startFloating();
+		d->startFloating(DraggingInactive);
 	}
 
 	Super::mouseDoubleClickEvent(event);
@@ -497,7 +500,7 @@ bool CDockWidgetTab::isClosable() const
 void CDockWidgetTab::onDetachActionTriggered()
 {
 	d->DragStartMousePosition = mapFromGlobal(QCursor::pos());
-	d->startFloating();
+	d->startFloating(DraggingInactive);
 }
 
 } // namespace ads