refs #680, now display CDockWidget context menus in views/info area

src/blackgui/components/marginsinput.cpp

@@ -9,6 +9,7 @@
 
 #include "marginsinput.h"
 #include "ui_marginsinput.h"
+#include "blackgui/stylesheetutility.h"
 #include <QIntValidator>
 
 namespace BlackGui
@@ -65,6 +66,13 @@ namespace BlackGui
             return m;
         }
 
+        void CMarginsInput::paintEvent(QPaintEvent *event)
+        {
+            bool s = CStyleSheetUtility::useStyleSheetInDerivedWidget(this, QStyle::PE_Widget);
+            if (s) { return; }
+            QFrame::paintEvent(event);
+        }
+
         void CMarginsInput::ps_Confirmed()
         {
             const QMargins m(this->getMargins());

src/blackgui/components/marginsinput.h

@@ -42,6 +42,10 @@ namespace BlackGui
             //! Current values of margins
             QMargins getMargins() const;
 
+        protected:
+            //! \copydoc QFrame::paintEvent
+            virtual void paintEvent(QPaintEvent *event) override;
+
         signals:
             //! Margins changed
             void changedMargins(const QMargins &margins);

src/blackgui/dockwidget.cpp

@@ -241,7 +241,7 @@ namespace BlackGui
 
     void CDockWidget::toggleFloating()
     {
-        bool floating = !this->isFloating();
+        const bool floating = !this->isFloating();
         if (!floating) { this->setFrameless(false); }
         this->setFloating(floating);
     }

src/blackgui/dockwidget.h

@@ -217,11 +217,11 @@ namespace BlackGui
         void ps_dummy();
 
     private:
-        QWidget *m_titleBarWidgetEmpty    = nullptr;  //!< replacing default title bar
-        QWidget *m_titleBarWidgetOriginal = nullptr;  //!< the original title bar
-        QWidgetAction *m_marginMenuAction = nullptr;  //!< menu action for margins
+        QWidget *m_titleBarWidgetEmpty     = nullptr; //!< replacing default title bar
+        QWidget *m_titleBarWidgetOriginal  = nullptr; //!< the original title bar
+        QWidgetAction *m_marginMenuAction  = nullptr; //!< menu widget(!) action for margin widget
         Components::CMarginsInput *m_input = nullptr; //!< margins widget
-        CManagedStatusBar m_statusBar;                //!< Status bar when floating
+        CManagedStatusBar m_statusBar;                //!< status bar when floating
         QString m_windowTitleBackup;                  //!< original title, even if the widget title is deleted for layout purposes
         QSize m_preferredSizeWhenFloating;            //!< preferred size when floating 1st time
         QSize m_initialDockedMinimumSize;             //!< minimum size before first floating

src/blackgui/dockwidgetinfoarea.h

@@ -50,10 +50,11 @@ namespace BlackGui
         //! Visible widget
         bool isVisibleWidget() const;
 
-    protected:
         //! Contribute to menu
+        //! \remarks made public so other classes can nest this submenu
         virtual void addToContextMenu(QMenu *contextMenu) const override;
 
+    protected:
         //! \copydoc CDockWidget::initialFloating
         virtual void initialFloating() override;
 

src/blackgui/infoarea.cpp

@@ -99,6 +99,9 @@ namespace BlackGui
             menu->addSeparator();
             QMenu *subMenuToggleFloat = new QMenu("Toggle Float/Dock", menu);
             QMenu *subMenuDisplay = new QMenu("Display", menu);
+            QMenu *subMenuRestore = new QMenu("Restore", menu);
+            subMenuRestore->setIcon(CIcons::load16());
+            subMenuRestore->addActions(this->getInfoAreaRestoreActions(subMenuRestore));
             subMenuDisplay->addActions(this->getInfoAreaSelectActions(subMenuDisplay));
 
             QSignalMapper *signalMapperToggleFloating = new QSignalMapper(menu);
@@ -128,6 +131,7 @@ namespace BlackGui
 
             menu->addMenu(subMenuDisplay);
             menu->addMenu(subMenuToggleFloat);
+            menu->addMenu(subMenuRestore);
 
             // where and how to display tab bar
             menu->addSeparator();
@@ -235,6 +239,25 @@ namespace BlackGui
         return actions;
     }
 
+    QList<QAction *> CInfoArea::getInfoAreaRestoreActions(QWidget *parent) const
+    {
+        Q_ASSERT(parent);
+        int i = 0;
+        QList<QAction *> actions;
+        for (const CDockWidgetInfoArea *dockWidgetInfoArea : m_dockWidgetInfoAreas)
+        {
+            const QPixmap pm = this->indexToPixmap(i);
+            const QString wt(dockWidgetInfoArea->windowTitleBackup());
+            QAction *action = new QAction(QIcon(pm), wt, parent);
+            action->setData(i);
+            action->setObjectName(this->objectName().append(":getInfoAreaRestoreActions:").append(wt));
+            connect(action, &QAction::triggered, this, &CInfoArea::restoreDockWidgetInfoArea);
+            actions.append(action);
+            i++;
+        }
+        return actions;
+    }
+
     QList<int> CInfoArea::getAreaIndexesDockedOrFloating(bool floating) const
     {
         QList<int> indexes;
@@ -355,6 +378,25 @@ namespace BlackGui
         this->toggleFloatingByIndex(index);
     }
 
+    void CInfoArea::restoreDockWidgetInfoArea()
+    {
+        const QObject *sender = QObject::sender();
+        Q_ASSERT(sender);
+        const QAction *action = qobject_cast<const QAction *>(sender);
+        Q_ASSERT(action);
+        int index = action->data().toInt();
+        this->restoreDockWidgetInfoAreaByIndex(index);
+    }
+
+    void CInfoArea::restoreDockWidgetInfoAreaByIndex(int areaIndex)
+    {
+        if (!this->isValidAreaIndex(areaIndex)) { return; }
+        CDockWidgetInfoArea *dw = this->m_dockWidgetInfoAreas.at(areaIndex);
+        Q_ASSERT(dw);
+        if (!dw) return;
+        dw->restoreFromSettings();
+    }
+
     void CInfoArea::selectLeftTab()
     {
         if (!this->m_tabBar) return;

src/blackgui/infoarea.h

@@ -79,6 +79,11 @@ namespace BlackGui
         //! \param parent which will own the action (deletion)
         QList<QAction *> getInfoAreaToggleFloatingActions(QWidget *parent) const;
 
+        //! Create a list of actions to restore the info areas.
+        //! This could be used in a menu or somewhere else.
+        //! \param parent which will own the action (deletion)
+        QList<QAction *> getInfoAreaRestoreActions(QWidget *parent) const;
+
         //! Docked area indexes
         QList<int> getAreaIndexesDockedOrFloating(bool floating) const;
 
@@ -123,6 +128,12 @@ namespace BlackGui
         //! Toggle area floating (sender is QAction)
         void toggleAreaFloatingByAction();
 
+        //! Restore dock widget`s state (from settings)
+        void restoreDockWidgetInfoArea();
+
+        //! Restore dock widget`s state (from settings)
+        void restoreDockWidgetInfoAreaByIndex(int areaIndex);
+
         //! Select next left tab
         void selectLeftTab();
 

src/blackgui/menus/menuaction.cpp

@@ -158,19 +158,19 @@ namespace BlackGui
 
         CMenuAction CMenuActions::addMenu(const QIcon &icon, const QString &title, const QString &path)
         {
-            CMenuAction menuAction(icon, title, path);
             const QList<CMenuAction> exisitingMenu(this->getMenuActions(path));
             if (!exisitingMenu.isEmpty())
             {
-                const CMenuAction existing(exisitingMenu.first());
+                const CMenuAction existingAction(exisitingMenu.first());
                 Q_ASSERT_X(exisitingMenu.size() > 1, Q_FUNC_INFO, "Redundant menu entries");
-                Q_ASSERT_X(existing.getTitle() != title, Q_FUNC_INFO, "Title mismatch");
-                if (icon.isNull() && existing.hasIcon()) { return existing.getQAction(); }
+                Q_ASSERT_X(existingAction.getTitle() != title, Q_FUNC_INFO, "Title mismatch");
+                if (icon.isNull() || existingAction.hasIcon()) { return existingAction.getQAction(); }
 
                 //! \todo replace if we have icon now, but not before
-                //! \todo avoid multiple menu entries
+                return existingAction;
             }
 
+            CMenuAction menuAction(icon, title, path);
             menuAction.setSubMenu(true);
             return this->addAction(menuAction);
         }

src/blackgui/menus/menuaction.h

@@ -170,6 +170,10 @@ namespace BlackGui
             //! View load/save
             static const QString &pathViewLoadSave()  { static const QString p("View.17.LoadSave"); return p; }
 
+            // ---- nested dock widgets ----
+
+            //! Nested dock widget
+            static const QString &pathDockWidgetNested()  { static const QString p("DockWidget.Nested"); return p; }
             //! @}
 
         private:

src/blackgui/views/viewbase.cpp

@@ -611,6 +611,16 @@ namespace BlackGui
             if (menuActions.isEmpty()) { return; }
             menuActions.toQMenu(menu, true);
 
+            // Nested dock widget menu
+            const CDockWidgetInfoArea *dockWidget = this->getDockWidgetInfoArea();
+            if (dockWidget)
+            {
+                if (!menu.isEmpty()) { menu.addSeparator(); }
+                const QString mm = QString("Dock widget '%1'").arg(dockWidget->windowTitleOrBackup());
+                QMenu *dockWidgetSubMenu = menu.addMenu(CIcons::text16(), mm);
+                dockWidget->addToContextMenu(dockWidgetSubMenu);
+            }
+
             QPoint globalPos = this->mapToGlobal(pos);
             menu.exec(globalPos);
         }