clean up GUIObjectState API, and use bools when setting "visible" property rather than string (not that it matters); don't unconditionally set visible to true unless a non-hidden track/bus has no visibility property already

git-svn-id: svn://localhost/ardour2/branches/3.0@9843 d708f5d6-7413-0410-9779-e7cbd77b26cf

gtk2_ardour/automation_time_axis.cc

@@ -942,9 +942,9 @@ AutomationTimeAxisView::set_state_2X (const XMLNode& node, int /*version*/)
 			if (yn) {
 				_canvas_display->show (); /* FIXME: necessary? show_at? */
 			}
-			set_gui_property ("visible", (yn ? "yes" : "no"));
+			set_gui_property ("visible", yn);
 		} else {
-			set_gui_property ("visible", "no");
+			set_gui_property ("visible", false);
 		}
 	}
 

gtk2_ardour/axis_view.cc

@@ -97,22 +97,10 @@ AxisView::unique_random_color()
 	}
 }
 
-void
-AxisView::set_gui_property (const string& property_name, const string& value)
-{
-	ARDOUR_UI::instance()->gui_object_state->set (state_id(), property_name, value);
-}
-
-void
-AxisView::set_gui_property (const string& property_name, int value)
-{
-	ARDOUR_UI::instance()->gui_object_state->set (state_id(), property_name, value);
-}
-
 string
 AxisView::gui_property (const string& property_name) const
 {
-	return ARDOUR_UI::instance()->gui_object_state->get_string (state_id(), property_name);
+	return gui_object_state().get_string (state_id(), property_name);
 }
 
 bool
@@ -126,9 +114,9 @@ AxisView::set_marked_for_display (bool yn)
 {
 	if (yn != marked_for_display()) {
 		if (yn) {
-			set_gui_property ("visible", "yes");
+			set_gui_property ("visible", true);
 		} else {
-			set_gui_property ("visible", "no");
+			set_gui_property ("visible", false);
 		}
 		return true; // things changed
 	}
@@ -136,3 +124,8 @@ AxisView::set_marked_for_display (bool yn)
 	return false;
 }
 
+GUIObjectState&
+AxisView::gui_object_state() 
+{
+	return *ARDOUR_UI::instance()->gui_object_state;
+}

gtk2_ardour/axis_view.h

@@ -30,6 +30,7 @@
 
 #include "ardour/session_handle.h"
 
+#include "gui_object.h"
 #include "prompter.h"
 #include "selectable.h"
 
@@ -61,11 +62,13 @@ class AxisView : public virtual Selectable, public PBD::ScopedConnectionList, pu
 	uint32_t old_order_key() const { return _old_order_key; }
 
 	virtual std::string state_id() const = 0;
+	/* for now, we always return properties in string form.
+	 */
 	std::string gui_property (const std::string& property_name) const;
 	
-	void set_gui_property (const std::string& property_name, const std::string& value);
+	template<typename T> void set_gui_property (const std::string& property_name, const T& value) {
-	void set_gui_property (const std::string& property_name, int value);
+		gui_object_state().set<T> (state_id(), property_name, value);
-	void set_gui_property (const std::string& property_name, double value);
+	}
 
 	bool marked_for_display () const;
 	virtual bool set_marked_for_display (bool);
@@ -92,6 +95,9 @@ class AxisView : public virtual Selectable, public PBD::ScopedConnectionList, pu
 	bool _marked_for_display;
 	uint32_t _old_order_key;
 
+  private:
+	static GUIObjectState& gui_object_state();
+
 }; /* class AxisView */
 
 #endif /* __ardour_gtk_axis_view_h__ */

gtk2_ardour/gui_object.cc

@@ -49,11 +49,6 @@ class gos_string_vistor : public boost::static_visitor<> {
     void operator() (const int64_t& i) {
 	    stream << i;
     }
-#if 0
-    void operator() (const double& d) {
-	    stream << std::setprecision (12) << d;
-    }
-#endif
 
     void operator() (const std::string& s) {
 	    stream << s;
@@ -63,6 +58,40 @@ class gos_string_vistor : public boost::static_visitor<> {
     std::ostream& stream;
 };
 
+std::string 
+GUIObjectState::get_string (const std::string& id, const std::string& prop_name, bool* empty)
+{
+	StringPropertyMap::iterator i = _property_maps.find (id);
+	
+	if (i == _property_maps.end()) {
+		if (empty) {
+			*empty = true;
+		}
+		return string();
+	}
+	
+	const PropertyMap& pmap (i->second);
+	PropertyMap::const_iterator p = pmap.find (prop_name);
+	
+	if (p == pmap.end()) {
+		if (empty) {
+			*empty = true;
+		}
+		return string();
+	}
+	
+	std::stringstream ss;
+	gos_string_vistor gsv (ss);
+
+	boost::apply_visitor (gsv, p->second);
+
+	if (empty) {
+		*empty = false;
+	}
+	
+	return ss.str ();
+}
+
 XMLNode&
 GUIObjectState::get_state () const
 {

gtk2_ardour/gui_object.h

@@ -29,6 +29,11 @@
 #include "pbd/id.h"
 
 class GUIObjectState {
+  private:
+	typedef boost::variant<int64_t,std::string> Variant;
+	typedef std::map<std::string,Variant> PropertyMap;
+	typedef std::map<std::string,PropertyMap> StringPropertyMap;
+
   public:
 	GUIObjectState() {}
 	~GUIObjectState();
@@ -41,59 +46,22 @@ class GUIObjectState {
 
 	GUIObjectState& operator= (const GUIObjectState& other);
 
-  private:
+	std::string get_string (const std::string& id, const std::string& prop_name, bool* empty = 0);
-	typedef boost::variant<int64_t,std::string> Variant;
-	typedef std::map<std::string,Variant> PropertyMap;
-	typedef std::map<std::string,PropertyMap> StringPropertyMap;
-
-	StringPropertyMap _property_maps;
-
-	template<typename T> T get (const std::string& id, const std::string& prop_name, const T& type_determination_placeholder, bool* empty = 0) {
-		StringPropertyMap::iterator i = _property_maps.find (id);
-		
-		if (i == _property_maps.end()) {
-			if (empty) {
-				*empty = true;
-			}
-			return T();
-		}
-
-		const PropertyMap& pmap (i->second);
-		PropertyMap::const_iterator p = pmap.find (prop_name);
-
-		if (p == pmap.end()) {
-			return T();
-		}
-
-		return boost::get<T> (p->second);
-	}
-
-	void clear_maps ();
-
-  public:
-	int get_int (const std::string& id, const std::string& prop_name) {
-		int i = 0;
-		return get (id, prop_name, i);
-	}
-
-	std::string get_string (const std::string& id, const std::string& prop_name) {
-		std::string s;
-		return get (id, prop_name, s);
-	}
 
 	template<typename T> void set (const std::string& id, const std::string& prop_name, const T& val) {
 		StringPropertyMap::iterator i = _property_maps.find (id);
 		
 		if (i != _property_maps.end()) {
 			i->second[prop_name] = val;
-			// std::cerr << id << " REset " << prop_name << " = [" << val << "]\n";
 		} else {
 			_property_maps[id] = PropertyMap();
 			_property_maps[id][prop_name] = val;
-			// std::cerr << id << " set " << prop_name << " = [" << val << "]\n";
 		}
 	}
+  private:
+	StringPropertyMap _property_maps;
 
+	void clear_maps ();
 };
 
 

gtk2_ardour/mixer_strip.cc

@@ -619,9 +619,9 @@ MixerStrip::set_packed (bool yn)
 	_packed = yn;
 
 	if (_packed) {
-		set_gui_property ("visible", "yes");
+		set_gui_property ("visible", true);
 	} else {
-		set_gui_property ("visible", "no");
+		set_gui_property ("visible", false);
 	}
 }
 

gtk2_ardour/mixer_ui.cc

@@ -750,7 +750,7 @@ Mixer_UI::redisplay_track_list ()
 		bool visible = (*i)[track_columns.visible];
 
 		if (visible) {
-			strip->set_gui_property ("visible", "yes");
+			strip->set_gui_property ("visible", true);
 			strip->route()->set_order_key (N_("signal"), order);
 
 			if (!strip_redisplay_does_not_reset_order_keys) {
@@ -778,7 +778,7 @@ Mixer_UI::redisplay_track_list ()
 
 		} else {
 
-			strip->set_gui_property ("visible", "no");
+			strip->set_gui_property ("visible", false);
 
 			if (strip->route()->is_master() || strip->route()->is_monitor()) {
 				/* do nothing, these cannot be hidden */

gtk2_ardour/route_time_axis.cc

@@ -141,7 +141,11 @@ RouteTimeAxisView::set_route (boost::shared_ptr<Route> rt)
 	}
 
 	if (!_route->is_hidden()) {
-		set_gui_property ("visible", "yes");
+		if (gui_property ("visible").empty()) {
+			set_gui_property ("visible", true);
+		}
+	} else {
+		set_gui_property ("visible", false);
 	}
 
 	mute_changed (0);