fix up the port insert I/O GUI

git-svn-id: svn://localhost/ardour2/branches/3.0@7722 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 219 insertions, 0 deletions

diff --git a/gtk2_ardour/port_insert_ui.cc b/gtk2_ardour/port_insert_ui.cc
new file mode 100644
index 0000000000..84d2eea155
--- /dev/null
+++ b/gtk2_ardour/port_insert_ui.cc
@@ -0,0 +1,219 @@
+/*
+    Copyright (C) 2002-2007 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
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#include <gtkmm/messagedialog.h>
+#include <glibmm/objectbase.h>
+
+#include <gtkmm2ext/doi.h>
+
+#include "ardour/port_insert.h"
+#include "ardour/session.h"
+#include "ardour/io.h"
+#include "ardour/audioengine.h"
+#include "ardour/track.h"
+#include "ardour/audio_track.h"
+#include "ardour/midi_track.h"
+#include "ardour/mtdm.h"
+#include "ardour/data_type.h"
+#include "ardour/port.h"
+#include "ardour/bundle.h"
+
+#include "port_insert_ui.h"
+#include "utils.h"
+#include "gui_thread.h"
+#include "i18n.h"
+
+using namespace ARDOUR;
+using namespace Gtk;
+
+PortInsertUI::PortInsertUI (Gtk::Window* parent, ARDOUR::Session* sess, boost::shared_ptr<ARDOUR::PortInsert> pi)
+        : _pi (pi)
+        , latency_button (_("Measure Latency"))
+        , input_selector (parent, sess, pi->input())
+        , output_selector (parent, sess, pi->output())
+{
+        latency_hbox.pack_start (latency_button, false, false);
+        latency_hbox.pack_start (latency_display, false, false);
+
+	output_selector.set_min_height_divisor (2);
+	input_selector.set_min_height_divisor (2);
+
+        notebook.append_page (output_selector, _("Send/Output"));
+        notebook.append_page (input_selector, _("Return/Input"));
+
+        notebook.set_current_page (0);
+        
+        set_spacing (12);
+        pack_start (notebook, true, true);
+        pack_start (latency_hbox, false, false);
+
+        update_latency_display ();
+
+        latency_button.signal_toggled().connect (mem_fun (*this, &PortInsertUI::latency_button_toggled));
+}
+
+void
+PortInsertUI::update_latency_display ()
+{
+        nframes_t sample_rate = input_selector.session()->engine().frame_rate();
+        if (sample_rate == 0) {
+                latency_display.set_text (_("Disconnected from audio engine"));
+        } else {
+                char buf[64];
+                snprintf (buf, sizeof (buf), "%10.3lf frames %10.3lf ms", 
+                          (float)_pi->latency(), (float)_pi->latency() * 1000.0f/sample_rate);
+                latency_display.set_text(buf);
+        }
+}
+
+bool
+PortInsertUI::check_latency_measurement ()
+{
+        MTDM* mtdm = _pi->mtdm ();
+
+        if (mtdm->resolve () < 0) {
+                latency_display.set_text (_("No signal detected"));
+                return true;
+        }
+
+        if (mtdm->err () > 0.3) {
+                mtdm->invert ();
+                mtdm->resolve ();
+        }
+
+        char buf[128];
+        nframes_t sample_rate = AudioEngine::instance()->frame_rate();
+
+        if (sample_rate == 0) {
+                latency_display.set_text (_("Disconnected from audio engine"));
+                _pi->stop_latency_detection ();
+                return false;
+        }
+
+        snprintf (buf, sizeof (buf), "%10.3lf frames %10.3lf ms", mtdm->del (), mtdm->del () * 1000.0f/sample_rate);
+
+        bool solid = true;
+
+        if (mtdm->err () > 0.2) {
+                strcat (buf, " ??");
+                solid = false;
+        }
+
+        if (mtdm->inv ()) {
+                strcat (buf, " (Inv)");
+                solid = false;
+        }
+
+        if (solid) {
+                _pi->set_measured_latency ((nframes_t) rint (mtdm->del()));
+                latency_button.set_active (false);
+                strcat (buf, " (set)");
+        }
+
+        latency_display.set_text (buf);
+
+        return true;
+}
+
+void
+PortInsertUI::latency_button_toggled ()
+{
+        if (latency_button.get_active ()) {
+
+                _pi->start_latency_detection ();
+                latency_display.set_text (_("Detecting ..."));
+                latency_timeout = Glib::signal_timeout().connect (mem_fun (*this, &PortInsertUI::check_latency_measurement), 250);
+
+        } else {
+                _pi->stop_latency_detection ();
+                latency_timeout.disconnect ();
+                update_latency_display ();
+        }
+}
+
+void
+PortInsertUI::redisplay ()
+{
+	input_selector.setup_ports (input_selector.other());
+	output_selector.setup_ports (output_selector.other());
+}
+
+void
+PortInsertUI::finished (IOSelector::Result r)
+{
+	input_selector.Finished (r);
+	output_selector.Finished (r);
+}
+
+
+PortInsertWindow::PortInsertWindow (ARDOUR::Session* sess, boost::shared_ptr<ARDOUR::PortInsert> pi)
+	: ArdourDialog ("port insert dialog"),
+	  _portinsertui (this, sess, pi)
+{
+
+	set_name ("IOSelectorWindow");
+	string title = _("Port Insert ");
+	title += pi->name();
+	set_title (title);
+
+	get_vbox()->pack_start (_portinsertui);
+
+	signal_delete_event().connect (sigc::mem_fun (*this, &PortInsertWindow::wm_delete), false);
+
+	pi->DropReferences.connect (going_away_connection, invalidator (*this), boost::bind (&PortInsertWindow::plugin_going_away, this), gui_context());
+}
+
+bool
+PortInsertWindow::wm_delete (GdkEventAny* /*event*/)
+{
+	accept ();
+	return true;
+}
+
+void
+PortInsertWindow::plugin_going_away ()
+{
+	ENSURE_GUI_THREAD (*this, &PortInsertWindow::plugin_going_away)
+
+	going_away_connection.disconnect ();
+	delete_when_idle (this);
+}
+
+void
+PortInsertWindow::on_map ()
+{
+	_portinsertui.redisplay ();
+	Window::on_map ();
+}
+
+
+void
+PortInsertWindow::cancel ()
+{
+	_portinsertui.finished (IOSelector::Cancelled);
+	hide ();
+}
+
+void
+PortInsertWindow::accept ()
+{
+	_portinsertui.finished (IOSelector::Accepted);
+	hide ();
+}
+