X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Fgroup_tabs.h;h=059f3ce60b9296a26207c310349d782be4ba471f;hb=cca8b8cda0d25459019bb10a59616fec108b825e;hp=b83f7f2a068620df9efb9c5b2af6ba859ce68e81;hpb=955d731fa6933e6769986687a781d16f7889da67;p=ardour.git

diff --git a/gtk2_ardour/group_tabs.h b/gtk2_ardour/group_tabs.h
index b83f7f2a06..059f3ce60b 100644
--- a/gtk2_ardour/group_tabs.h
+++ b/gtk2_ardour/group_tabs.h
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2009 Paul Davis 
+    Copyright (C) 2009 Paul Davis
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -18,6 +18,7 @@
 */
 
 #include <gtkmm/menu.h>
+#include "editor_component.h"
 #include "cairo_widget.h"
 
 namespace ARDOUR {
@@ -27,23 +28,112 @@ namespace ARDOUR {
 
 class Editor;
 
-class GroupTabs : public CairoWidget
+/** Parent class for tabs which represent route groups as colored tabs;
+ *  Currently used on the left-hand side of the editor and at the top of the mixer.
+ *
+ *  This class also contains a fair bit of code to handle changes to route
+ *  group colours; it seems a bit out of place, but I could not really think
+ *  of a better place to put it.
+ */
+class GroupTabs : public CairoWidget, public ARDOUR::SessionHandlePtr
 {
 public:
 	GroupTabs ();
+	virtual ~GroupTabs ();
 
 	void set_session (ARDOUR::Session *);
 
+	/** @param g Route group, or 0.
+         *  @return Menu to be popped up on right-click over the given route group.
+	 */
+	Gtk::Menu* get_menu (ARDOUR::RouteGroup* g);
+
+	void run_new_group_dialog (ARDOUR::RouteList const &);
+
+	static void set_group_color (ARDOUR::RouteGroup *, Gdk::Color);
+	static std::string group_gui_id (ARDOUR::RouteGroup *);
+	static Gdk::Color group_color (ARDOUR::RouteGroup *);
+
+protected:
+
+	struct Tab {
+		Tab () : group (0) {}
+
+		double from;
+		double to;
+		Gdk::Color color; ///< color
+		ARDOUR::RouteGroup* group; ///< route group
+	};
+
 private:
-	virtual ARDOUR::RouteGroup* click_to_route_group (GdkEventButton* ev) = 0;
-	virtual void render (cairo_t *) = 0;
+	static void emit_gui_changed_for_members (ARDOUR::RouteGroup *);
 	
-	void on_size_request (Gtk::Requisition *);
-	bool on_button_press_event (GdkEventButton *);
+	/** Compute all the tabs for this widget.
+	 *  @return Tabs.
+	 */
+	virtual std::list<Tab> compute_tabs () const = 0;
+
+	/** Draw a tab.
+	 *  @param cr Cairo context.
+	 *  @param t Tab.
+	 */
+	virtual void draw_tab (cairo_t* cr, Tab const & t) const = 0;
+
+	/** @param x x coordinate
+	 *  @param y y coordinate
+	 *  @return x or y, depending on which is the primary coordinate for this widget.
+	 */
+	virtual double primary_coordinate (double, double) const = 0;
 
+	virtual ARDOUR::RouteList routes_for_tab (Tab const * t) const = 0;
+
+	/** @return Size of the widget along the primary axis */
+	virtual double extent () const = 0;
+
+	virtual void add_menu_items (Gtk::Menu *, ARDOUR::RouteGroup *) {}
+	virtual PBD::PropertyList default_properties () const = 0;
+	virtual std::string order_key () const = 0;
+	virtual ARDOUR::RouteList selected_routes () const = 0;
+	virtual void sync_order_keys () = 0;
+
+	void new_from_selection ();
+	void new_from_rec_enabled ();
+	void new_from_soloed ();
+	ARDOUR::RouteGroup* create_and_add_group () const;
+	void collect (ARDOUR::RouteGroup *);
+	void set_activation (ARDOUR::RouteGroup *, bool);
 	void edit_group (ARDOUR::RouteGroup *);
+	void subgroup (ARDOUR::RouteGroup *, bool, ARDOUR::Placement);
+	void activate_all ();
+	void disable_all ();
 	void remove_group (ARDOUR::RouteGroup *);
 
-	ARDOUR::Session* _session;
+	void render (cairo_t *);
+	void on_size_request (Gtk::Requisition *);
+	bool on_button_press_event (GdkEventButton *);
+	bool on_motion_notify_event (GdkEventMotion *);
+	bool on_button_release_event (GdkEventButton *);
+
+	Tab * click_to_tab (double, std::list<Tab>::iterator *, std::list<Tab>::iterator *);
+
+	void route_group_property_changed (ARDOUR::RouteGroup *);
+	void route_added_to_route_group (ARDOUR::RouteGroup *, boost::weak_ptr<ARDOUR::Route>);
+	void route_removed_from_route_group (ARDOUR::RouteGroup *, boost::weak_ptr<ARDOUR::Route>);
+
 	Gtk::Menu* _menu;
+	std::list<Tab> _tabs; ///< current list of tabs
+	Tab* _dragging; ///< tab being dragged, or 0
+	/** routes that were in the tab that is being dragged when the drag started */
+	ARDOUR::RouteList _initial_dragging_routes;
+	bool _dragging_new_tab; ///< true if we're dragging a new tab
+	bool _drag_moved; ///< true if there has been movement during any current drag
+	double _drag_fixed; ///< the position of the fixed end of the tab being dragged
+	double _drag_moving; ///< the position of the moving end of the tab being dragged
+	double _drag_offset; ///< offset from the mouse to the end of the tab being dragged
+	double _drag_min; ///< minimum position for drag
+	double _drag_max; ///< maximum position for drag
+	double _drag_first; ///< first mouse pointer position during drag
+
+	/** colors that have been used for new route group tabs */
+	static std::list<Gdk::Color> _used_colors;
 };