MCP: provide basic mechanism for configuring function keys

git-svn-id: svn://localhost/ardour2/branches/3.0@11908 d708f5d6-7413-0410-9779-e7cbd77b26cf

3 files changed, 56 insertions, 20 deletions

diff --git a/libs/surfaces/mackie/mackie_control_protocol.cc b/libs/surfaces/mackie/mackie_control_protocol.cc
index d8c89ff37e..baf74596fa 100644
--- a/libs/surfaces/mackie/mackie_control_protocol.cc
+++ b/libs/surfaces/mackie/mackie_control_protocol.cc
@@ -541,6 +541,12 @@ MackieControlProtocol::get_state()
 	os << _current_initial_bank;
 	node->add_property (X_("bank"), os.str());
 
+	for (uint32_t n = 0; n < 16; ++n) {
+		ostringstream s;
+		s << string_compose ("f%1-action", n+1);
+		node->add_property (s.str().c_str(), f_action (n));
+	}
+
 	return *node;
 }
 
@@ -550,21 +556,27 @@ MackieControlProtocol::set_state (const XMLNode & node, int /*version*/)
 	DEBUG_TRACE (DEBUG::MackieControl, string_compose ("MackieControlProtocol::set_state: active %1\n", _active));
 
 	int retval = 0;
-
+	const XMLProperty* prop;
 	// fetch current bank
 
-	if (node.property (X_("bank")) != 0) {
-		string bank = node.property (X_("bank"))->value();
-		try {
-			set_active (true);
-			uint32_t new_bank = atoi (bank.c_str());
-			if (_current_initial_bank != new_bank) {
-				switch_banks (new_bank);
-			}
+	if ((prop = node.property (X_("bank"))) != 0) {
+		string bank = prop->value();
+		set_active (true);
+		uint32_t new_bank = atoi (bank.c_str());
+		if (_current_initial_bank != new_bank) {
+			switch_banks (new_bank);
 		}
-		catch (exception & e) {
-			DEBUG_TRACE (DEBUG::MackieControl, string_compose ("exception in MackieControlProtocol::set_state: %1\n", e.what()));
-			return -1;
+	}
+
+	_f_actions.clear ();
+	_f_actions.resize (16);
+
+	for (uint32_t n = 0; n < 16; ++n) {
+		ostringstream s;
+		s << string_compose ("f%1-action", n+1);
+		
+		if ((prop = node.property (s.str())) != 0) {
+			_f_actions[n] = prop->value();
 		}
 	}
 
@@ -1023,3 +1035,21 @@ MackieControlProtocol::clear_ports ()
 	port_sources.clear ();
 }
 
+string
+MackieControlProtocol::f_action (uint32_t fn)
+{
+	if (fn >= _f_actions.size()) {
+		return string();
+	}
+
+	return _f_actions[fn];
+}
+
+void
+MackieControlProtocol::f_press (uint32_t fn)
+{
+	string action = f_action (0);
+	if (!action.empty()) {
+		access_action (action);
+	}
+}
diff --git a/libs/surfaces/mackie/mackie_control_protocol.h b/libs/surfaces/mackie/mackie_control_protocol.h
index a93159f36c..82096d0997 100644
--- a/libs/surfaces/mackie/mackie_control_protocol.h
+++ b/libs/surfaces/mackie/mackie_control_protocol.h
@@ -325,6 +325,11 @@ class MackieControlProtocol
 
 	void thread_init ();
 
+	/* handling function key presses */
+
+	std::string f_action (uint32_t fn);
+	void f_press (uint32_t fn);
+
   private:
 
 	static MackieControlProtocol* _instance;
@@ -392,6 +397,8 @@ class MackieControlProtocol
 	ButtonMap button_map;
 
 	void build_button_map ();
+
+	std::vector<std::string> _f_actions;
 };
 
 
diff --git a/libs/surfaces/mackie/mcp_buttons.cc b/libs/surfaces/mackie/mcp_buttons.cc
index 9e2dd4637c..37035353bc 100644
--- a/libs/surfaces/mackie/mcp_buttons.cc
+++ b/libs/surfaces/mackie/mcp_buttons.cc
@@ -632,11 +632,10 @@ MackieControlProtocol::enter_release (Button &)
 { 
 	return off;
 }
-
 LedState
 MackieControlProtocol::F1_press (Button &) 
 { 
-	GotoView (0); /* EMIT SIGNAL */
+	f_press (0);
 	return off; 
 }
 LedState
@@ -647,7 +646,7 @@ MackieControlProtocol::F1_release (Button &)
 LedState
 MackieControlProtocol::F2_press (Button &) 
 { 
-	GotoView (1); /* EMIT SIGNAL */
+	f_press (1);
 	return off; 
 }
 LedState
@@ -658,7 +657,7 @@ MackieControlProtocol::F2_release (Button &)
 LedState
 MackieControlProtocol::F3_press (Button &) 
 { 
-	GotoView (2); /* EMIT SIGNAL */
+	f_press (2);
 	return off; 
 }
 LedState
@@ -669,7 +668,7 @@ MackieControlProtocol::F3_release (Button &)
 LedState
 MackieControlProtocol::F4_press (Button &) 
 { 
-	GotoView (3); /* EMIT SIGNAL */
+	f_press (3);
 	return off; 
 }
 LedState
@@ -680,7 +679,7 @@ MackieControlProtocol::F4_release (Button &)
 LedState
 MackieControlProtocol::F5_press (Button &) 
 { 
-	GotoView (4); /* EMIT SIGNAL */
+	f_press (4);
 	return off; 
 }
 LedState
@@ -691,7 +690,7 @@ MackieControlProtocol::F5_release (Button &)
 LedState
 MackieControlProtocol::F6_press (Button &) 
 { 
-	GotoView (5); /* EMIT SIGNAL */
+	f_press (5);
 	return off; 
 }
 LedState
@@ -702,7 +701,7 @@ MackieControlProtocol::F6_release (Button &)
 LedState
 MackieControlProtocol::F7_press (Button &) 
 { 
-	GotoView (6); /* EMIT SIGNAL */
+	f_press (6);
 	return off; 
 }
 LedState