3 files changed, 46 insertions, 15 deletions

diff --git a/src/libs/engine/MidiControlNode.cpp b/src/libs/engine/MidiControlNode.cpp
index cca43549..6b83e335 100644
--- a/src/libs/engine/MidiControlNode.cpp
+++ b/src/libs/engine/MidiControlNode.cpp
@@ -76,13 +76,6 @@ MidiControlNode::process(SampleCount nframes, FrameTime start, FrameTime end)
 
 	while (midi_in->get_event(&timestamp, &size, &buffer) < nframes) {
 
-		printf("EVENT: ");
-		for (size_t i=0; i < size; ++i)
-			printf("%X ", (int)buffer[i]);
-		printf("\n");
-		
-		//const FrameTime time = start + (FrameTime)timestamp;
-
 		if (size >= 3 && (buffer[0] & 0xF0) == MIDI_CMD_CONTROL)
 			control(buffer[1], buffer[2], (SampleCount)timestamp);
 		
diff --git a/src/libs/gui/PatchWindow.cpp b/src/libs/gui/PatchWindow.cpp
index ff2a6a4a..048416df 100644
--- a/src/libs/gui/PatchWindow.cpp
+++ b/src/libs/gui/PatchWindow.cpp
@@ -168,6 +168,9 @@ PatchWindow::set_patch(SharedPtr<PatchModel> patch, SharedPtr<PatchView> view)
 		return;
 
 	_enable_signal = false;
+	
+	new_port_connection.disconnect();
+	removed_port_connection.disconnect();
 
 	_patch = patch;
 
@@ -203,7 +206,7 @@ PatchWindow::set_patch(SharedPtr<PatchModel> patch, SharedPtr<PatchView> view)
 
 	for (PortModelList::const_iterator p = patch->ports().begin();
 			p != patch->ports().end(); ++p) {
-		if ((*p)->is_control()) {
+		if ((*p)->is_control() && (*p)->is_input()) {
 			_menu_view_control_window->property_sensitive() = true;
 			break;
 		}
@@ -223,7 +226,9 @@ PatchWindow::set_patch(SharedPtr<PatchModel> patch, SharedPtr<PatchView> view)
 		_menu_destroy_patch->set_sensitive(false);
 	else
 		_menu_destroy_patch->set_sensitive(true);
-	
+
+	new_port_connection = patch->new_port_sig.connect(sigc::mem_fun(this, &PatchWindow::patch_port_added));
+	removed_port_connection = patch->removed_port_sig.connect(sigc::mem_fun(this, &PatchWindow::patch_port_removed));
 	show_all();
 
 	_enable_signal = true;
@@ -231,6 +236,35 @@ PatchWindow::set_patch(SharedPtr<PatchModel> patch, SharedPtr<PatchView> view)
 
 
 void
+PatchWindow::patch_port_added(SharedPtr<PortModel> port)
+{
+	if (port->is_control() && port->is_input()) {
+		_menu_view_control_window->property_sensitive() = true;
+	}
+}
+
+
+void
+PatchWindow::patch_port_removed(SharedPtr<PortModel> port)
+{
+	if (port->is_control() && port->is_input()) {
+		
+		bool found_control = false;
+
+		for (PortModelList::const_iterator i = _patch->ports().begin(); i != _patch->ports().end(); ++i) {
+			if ((*i)->is_control() && (*i)->is_input()) {
+				found_control = true;
+				break;
+			}
+		}
+		
+		_menu_view_control_window->property_sensitive() = found_control;
+	}
+}
+
+
+
+void
 PatchWindow::event_show_engine()
 {
 	if (_patch)
@@ -384,12 +418,9 @@ bool
 PatchWindow::on_key_press_event(GdkEventKey* event)
 {
 	if (event->keyval == GDK_Delete) {
-		cerr << "FIXME: delete key\n";
-		/*
-		if (_patch && _patch->get_view()) {
-			assert(_patch->get_view()->canvas());
-			_patch->get_view()->canvas()->destroy_selected();
-		}*/
+		if (_view) {
+			_view->canvas()->destroy_selection();
+		}
 		return true;
 	} else {
 		return Gtk::Window::on_key_press_event(event);
diff --git a/src/libs/gui/PatchWindow.h b/src/libs/gui/PatchWindow.h
index 6e95c3d8..daa4af08 100644
--- a/src/libs/gui/PatchWindow.h
+++ b/src/libs/gui/PatchWindow.h
@@ -79,6 +79,10 @@ protected:
 	bool on_key_press_event(GdkEventKey* event);
 	
 private:
+
+	void patch_port_added(SharedPtr<PortModel> port);
+	void patch_port_removed(SharedPtr<PortModel> port);
+
 	void event_import();
 	void event_import_location();
 	void event_save();
@@ -98,6 +102,9 @@ private:
 	SharedPtr<PatchModel> _patch;
 	SharedPtr<PatchView>  _view;
 	
+	sigc::connection new_port_connection;
+	sigc::connection removed_port_connection;
+
 	bool _enable_signal;
 	bool _position_stored;
 	int  _x;