add optional buttons to trigger lua scripted actions.

gtk2_ardour/ardour_ui.h

@@ -519,6 +519,9 @@ class ARDOUR_UI : public Gtkmm2ext::UI, public ARDOUR::SessionHandlePtr
 	ArdourButton feedback_alert_button;
 	ArdourButton error_alert_button;
 
+	ArdourButton action_script_call_btn[10];
+	Gtk::Table action_script_table;
+
 	Gtk::VBox alert_box;
 	Gtk::VBox meter_box;
 	LevelMeterHBox * editor_meter;

gtk2_ardour/ardour_ui2.cc

@@ -431,6 +431,7 @@ ARDOUR_UI::setup_transport ()
 	window_button_box->pack_start (prefs_visibility_button, true, false);
 
 	transport_hbox.pack_end (*window_button_box, false, false);
+	transport_hbox.pack_end (action_script_table, false, false);
 
 	/* desensitize */
 

gtk2_ardour/ardour_ui_dependents.cc

@@ -303,6 +303,19 @@ ARDOUR_UI::setup_windows ()
 	main_vpacker.pack_start (status_bar_hpacker, false, false);
 #endif
 
+	for (int i = 0; i < 9; ++i) {
+		std::string const a = string_compose (X_("script-action-%1"), i + 1);
+		Glib::RefPtr<Action> act = ActionManager::get_action(X_("Editor"), a.c_str());
+		assert (act);
+		action_script_call_btn[i].set_text (string_compose ("%1", i+1));
+		action_script_call_btn[i].set_related_action (act);
+		const int row = i % 3;
+		const int col = i / 3;
+		action_script_table.attach (action_script_call_btn[i], col, col + 1, row, row + 1, EXPAND, EXPAND, 1, 1);
+		action_script_call_btn[i].set_no_show_all ();
+	}
+	action_script_table.show ();
+
 	setup_transport();
 	build_menu_bar ();
 	setup_tooltips ();

gtk2_ardour/ardour_ui_options.cc

@@ -424,6 +424,16 @@ ARDOUR_UI::parameter_changed (std::string p)
 	} else if (p == "waveform-cache-size") {
 		/* GUI option has units of megabytes; image cache uses units of bytes */
 		ArdourCanvas::WaveView::set_image_cache_size (UIConfiguration::instance().get_waveform_cache_size() * 1048576);
+	} else if (p == "action-table-columns") {
+		const uint32_t cols = UIConfiguration::instance().get_action_table_columns ();
+		for (int i = 0; i < 9; ++i) {
+			const int col = i / 3;
+			if (cols & (1<<col)) {
+				action_script_call_btn[i].show();
+			} else {
+				action_script_call_btn[i].hide();
+			}
+		}
 	}
 }
 

gtk2_ardour/editor.cc

@@ -5746,8 +5746,10 @@ Editor::set_script_action_name (int i, const std::string& n)
 	assert (act);
 	if (n.empty ()) {
 		act->set_label (string_compose (_("Unset #%1"), i + 1));
+		act->set_tooltip (_("(no action bound"));
 	} else {
 		act->set_label (n);
+		act->set_tooltip (n);
 	}
 	KeyEditor::UpdateBindings ();
 }

gtk2_ardour/editor_actions.cc

@@ -475,12 +475,14 @@ Editor::register_actions ()
 
 	myactions.register_action (editor_actions, X_("cycle-zoom-focus"), _("Next Zoom Focus"), sigc::mem_fun (*this, &Editor::cycle_zoom_focus));
 
-	act = reg_sens (editor_actions, "manage-action-scripts", _("Manage"),
+	reg_sens (editor_actions, "manage-action-scripts", _("Manage"),
 				sigc::mem_fun(*this, &Editor::manage_action_scripts));
+
 	for (int i = 1; i <= 9; ++i) {
 		string const a = string_compose (X_("script-action-%1"), i);
 		string const n = string_compose (_("Unset #%1"), i);
-		reg_sens (editor_actions, a.c_str(), n.c_str(), sigc::bind (sigc::mem_fun (*this, &Editor::trigger_script), i - 1));
+		act = reg_sens (editor_actions, a.c_str(), n.c_str(), sigc::bind (sigc::mem_fun (*this, &Editor::trigger_script), i - 1));
+		act->set_tooltip (_("(no action bound"));
 	}
 
 	Glib::RefPtr<ActionGroup> mouse_mode_actions = myactions.create_action_group (X_("MouseMode"));

gtk2_ardour/rc_option_editor.cc

@@ -1718,6 +1718,72 @@ private:
 	Button _xjadeo_browse_button;
 };
 
+class ColumVisibilityOption : public Option
+{
+	public:
+	ColumVisibilityOption (string id, string name, uint32_t n_col, sigc::slot<uint32_t> get, sigc::slot<bool, uint32_t> set)
+		: Option (id, name)
+		, _heading (name)
+		, _n_col (n_col)
+		, _get (get)
+		, _set (set)
+	{
+		cb = (CheckButton**) malloc (sizeof (CheckButton*) * n_col);
+		for (uint32_t i = 0; i < n_col; ++i) {
+			CheckButton* col = manage (new CheckButton (string_compose (_("Column %1"), i + 1)));
+			col->signal_toggled().connect (sigc::bind (sigc::mem_fun (*this, &ColumVisibilityOption::column_toggled), i));
+			_hbox.pack_start (*col);
+			cb[i] = col;
+		}
+		parameter_changed (id);
+	}
+
+	~ColumVisibilityOption () {
+		free (cb);
+	}
+
+	Gtk::Widget& tip_widget() { return _hbox; }
+
+	void set_state_from_config ()
+	{
+		uint32_t c = _get();
+		for (uint32_t i = 0; i < _n_col; ++i) {
+			bool en = (c & (1<<i)) ? true : false;
+			if (cb[i]->get_active () != en) {
+				cb[i]->set_active (en);
+			}
+		}
+	}
+
+	void add_to_page (OptionEditorPage* p)
+	{
+		_heading.add_to_page (p);
+		add_widget_to_page (p, &_hbox);
+	}
+	private:
+
+	void column_toggled (int b) {
+		uint32_t c = _get();
+		uint32_t cc = c;
+		if (cb[b]->get_active ()) {
+			c |= (1<<b);
+		} else {
+			c &= ~(1<<b);
+		}
+		if (cc != c) {
+			_set (c);
+		}
+	}
+
+	HBox _hbox;
+	OptionEditorHeading _heading;
+
+	CheckButton** cb;
+	uint32_t _n_col;
+	sigc::slot<uint32_t> _get;
+	sigc::slot<bool, uint32_t> _set;
+};
+
 
 /** A class which allows control of visibility of some editor components usign
  *  a VisibilityGroup.  The caller should pass in a `dummy' VisibilityGroup
@@ -3073,6 +3139,14 @@ if (!ARDOUR::Profile->get_mixbus()) {
 		     sigc::mem_fun (UIConfiguration::instance(), &UIConfiguration::set_default_narrow_ms)
 		     ));
 
+	add_option (S_("Preferences|GUI"),
+			new ColumVisibilityOption (
+				"action-table-columns", _("Action Script Button Visibility"), 3,
+				sigc::mem_fun (UIConfiguration::instance(), &UIConfiguration::get_action_table_columns),
+				sigc::mem_fun (UIConfiguration::instance(), &UIConfiguration::set_action_table_columns)
+				)
+			);
+
 	add_option (S_("Preferences|Metering"), new OptionEditorHeading (_("Metering")));
 
 	ComboOption<float>* mht = new ComboOption<float> (

gtk2_ardour/ui_config_vars.h

@@ -80,3 +80,4 @@ UI_CONFIG_VARIABLE (std::string, xjadeo_binary, "xjadeo-binary", "")
 UI_CONFIG_VARIABLE (bool, open_gui_after_adding_plugin, "open-gui-after-adding-plugin", true)
 UI_CONFIG_VARIABLE (bool, show_inline_display_by_default, "show-inline-display-by-default", true)
 UI_CONFIG_VARIABLE (bool, prefer_inline_over_gui, "prefer-inline-over-gui", true)
+UI_CONFIG_VARIABLE (uint32_t, action_table_columns, "action-table-columns", 0)