FP8: plugin GUI display options

[ardour.git] / gtk2_ardour / ardour_button.h

diff --git a/gtk2_ardour/ardour_button.h b/gtk2_ardour/ardour_button.h
index a659c1ec85d6cf248e2d519532048ef12776dbee..edccfd209fd659aa0a35d9cb03b5c8e192823b34 100644 (file)
--- a/gtk2_ardour/ardour_button.h
+++ b/gtk2_ardour/ardour_button.h
@@ -41,9 +41,12 @@ class ArdourButton : public CairoWidget , public Gtkmm2ext::Activatable
                unused = 0x10,
                Menu = 0x20,
                Inactive = 0x40, // no _action is defined AND state is not used
-               VectorIcon = 0x80, // tentative, see commit message
+               VectorIcon = 0x80,
+               IconRenderCallback = 0x100,
        };
 
+       typedef void (* rendercallback_t) (cairo_t*, int, int, uint32_t, void*);
+
        static Element default_elements;
        static Element led_default_elements;
        static Element just_led_default_elements;
@@ -75,6 +78,7 @@ class ArdourButton : public CairoWidget , public Gtkmm2ext::Activatable
 
        Gtkmm2ext::ArdourIcon::Icon icon() const { return _icon; }
        void set_icon (Gtkmm2ext::ArdourIcon::Icon);
+       void set_icon (rendercallback_t, void*);
 
        void set_corner_radius (float);
 
@@ -123,7 +127,7 @@ class ArdourButton : public CairoWidget , public Gtkmm2ext::Activatable
        float char_avg_pixel_width() { if (_char_pixel_width < 1) recalc_char_pixel_geometry() ; return _char_avg_pixel_width; }
 
        protected:
-       void render (cairo_t *, cairo_rectangle_t *);
+       void render (Cairo::RefPtr<Cairo::Context> const&, cairo_rectangle_t*);
        void on_size_request (Gtk::Requisition* req);
        void on_size_allocate (Gtk::Allocation&);
        void on_style_changed (const Glib::RefPtr<Gtk::Style>&);
@@ -135,6 +139,7 @@ class ArdourButton : public CairoWidget , public Gtkmm2ext::Activatable
        bool on_focus_in_event (GdkEventFocus*);
        bool on_focus_out_event (GdkEventFocus*);
        bool on_key_release_event (GdkEventKey *);
+       bool on_key_press_event (GdkEventKey *);
 
        void controllable_changed ();
        PBD::ScopedConnection watch_connection;
@@ -147,6 +152,8 @@ class ArdourButton : public CairoWidget , public Gtkmm2ext::Activatable
        bool                        _markup;
        Element                     _elements;
        Gtkmm2ext::ArdourIcon::Icon _icon;
+       rendercallback_t            _icon_render_cb;
+       void*                       _icon_render_cb_data;
        Tweaks                      _tweaks;
        BindingProxy                binding_proxy;