Added changeable icons

src/menuitem.h

@@ -41,6 +41,38 @@ public:
     virtual const Icon<width, height> *selectedIcon() const override { return T; }
 };
 
+template<uint16_t width, uint16_t height>
+class ChangeableSelectableIcon : public virtual SelectableIconInterface<width, height>
+{
+public:
+    virtual const Icon<width, height> *icon(bool selected) const override { return selected ? m_selectedIcon : m_icon; }
+
+    void setIcon(const Icon<width, height> *icon, const Icon<width, height> *selectedIcon)
+    {
+        m_icon = icon;
+        m_selectedIcon = selectedIcon;
+    }
+
+    void setIcon(const Icon<width, height> *icon) { m_icon = icon; }
+    void setSelectedIcon(const Icon<width, height> *selectedIcon) { m_selectedIcon = selectedIcon; }
+
+private:
+    const Icon<width, height> *m_icon = nullptr;
+    const Icon<width, height> *m_selectedIcon = nullptr;
+};
+
+template<uint16_t width, uint16_t height>
+class ChangeableSelectedIcon : public virtual SelectedIconInterface<width, height>
+{
+public:
+    virtual const Icon<width, height> *selectedIcon() const override { return m_selectedIcon; }
+
+    void setSelectedIcon(const Icon<width, height> *selectedIcon) { m_selectedIcon = selectedIcon; }
+
+private:
+    const Icon<width, height> *m_selectedIcon = nullptr;
+};
+
 using MenuItemIconInterface = SelectableIconInterface<24, 24>;
 
 using MenuItemSelectedIconInterface = SelectedIconInterface<24, 24>;
@@ -51,6 +83,10 @@ using StaticMenuItemIcon = StaticSelectableIcon<24, 24, T, Tselected>;
 template<const MenuItemIcon *T>
 using StaticMenuItemSelectedIcon = StaticSelectedIcon<24, 24, T>;
 
+using ChangeableMenuItemIcon = ChangeableSelectableIcon<24, 24>;
+
+using ChangeableMenuItemSelectedIcon = ChangeableSelectedIcon<24, 24>;
+
 class MenuItem :
     public virtual ActionInterface,
     public virtual TextInterface,