Camera Raw panel docked beside the canvas: scope, Light, Color, Effects, canvas tools (12.8b1)

src/UI/FloatingPanel.h

@@ -13,13 +13,15 @@ public:
     ~FloatingPanel();
     FloatingPanel(const FloatingPanel &) = delete;
     FloatingPanel &operator=(const FloatingPanel &) = delete;
-    // New content and title; a shown panel keeps its place.
-    void show(const QString &title, QWidget *content);
+    // New content and title; a dock slot takes it docked.
+    void show(const QString &title, QWidget *content, QWidget *dock = nullptr);
     // Hides the panel without reporting a close.
     void close();
     bool isVisible() const;
     // Its close button and Escape report here, as Cancel.
     std::function<void()> onClose;
+    // Swift's docked width: Camera Raw's grading wheels fit it.
+    static constexpr int dockedWidth = 440;
     // Hands the keys back to a shown panel, after clicks.
     static void refocus(const QString &name);
 
@@ -27,9 +29,12 @@ private:
     friend class PanelWindow;
     void remember();
     void closed();
+    void place(QWidget *content);
+    void showDocked(const QString &title, QWidget *content, QWidget &dock);
 
     const QString m_name;
     QWidget &m_owner;
     QPointer<QDialog> m_panel;
+    QPointer<QWidget> m_docked;
     QPointer<QWidget> m_content;
 };