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livetrax/gtk2_ardour/plugin_dspload_window.cc
Robin Gareus 144dda0581 Fix/tweak various DSP-load window issues
* update when window is visible and session-changes
* drop connections to prevent multiple callbacks
* catch session-deletion, skip updates
2018-09-25 18:01:22 +02:00

176 lines
4.9 KiB
C++

/*
* Copyright (C) 2018 Robin Gareus <robin@gareus.org>
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <gtkmm/frame.h>
#include <gtkmm/label.h>
#include <gtkmm/viewport.h>
#include "ardour/session.h"
#include "gtkmm2ext/gui_thread.h"
#include "plugin_dspload_ui.h"
#include "plugin_dspload_window.h"
#include "pbd/i18n.h"
using namespace ARDOUR;
PluginDSPLoadWindow::PluginDSPLoadWindow ()
: ArdourWindow (_("Plugin DSP Load"))
, _reset_button (_("Reset All Stats"))
{
_scroller.set_border_width (0);
_scroller.set_shadow_type (Gtk::SHADOW_NONE);
_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
_scroller.add (_box);
_reset_button.set_name ("generic button");
_reset_button.signal_clicked.connect (sigc::mem_fun (*this, &PluginDSPLoadWindow::clear_all_stats));
add (_scroller);
_box.show ();
_scroller.show ();
Gtk::Viewport* viewport = (Gtk::Viewport*) _scroller.get_child();
viewport->set_shadow_type(Gtk::SHADOW_NONE);
viewport->set_border_width(0);
}
PluginDSPLoadWindow::~PluginDSPLoadWindow ()
{
drop_references ();
}
void
PluginDSPLoadWindow::set_session (Session* s)
{
ArdourWindow::set_session (s);
if (!s) {
drop_references ();
} else if (is_visible ()) {
refill_processors ();
}
}
void
PluginDSPLoadWindow::session_going_away ()
{
ENSURE_GUI_THREAD (*this, &PluginDSPLoadWindow::session_going_away);
ArdourWindow::session_going_away ();
drop_references ();
}
void
PluginDSPLoadWindow::on_show ()
{
ArdourWindow::on_show ();
refill_processors ();
}
void
PluginDSPLoadWindow::on_hide ()
{
ArdourWindow::on_hide ();
drop_references ();
}
void
PluginDSPLoadWindow::clear_all_stats ()
{
RouteList routes = _session->get_routelist ();
for (RouteList::const_iterator i = routes.begin(); i != routes.end(); ++i) {
(*i)->foreach_processor (sigc::mem_fun (*this, &PluginDSPLoadWindow::clear_processor_stats));
}
}
void
PluginDSPLoadWindow::drop_references ()
{
std::list<Gtk::Widget*> children = _box.get_children ();
for (std::list<Gtk::Widget*>::iterator child = children.begin(); child != children.end(); ++child) {
(*child)->hide ();
_box.remove (**child);
if (*child != &_reset_button) {
delete *child;
}
}
_route_connections.drop_connections ();
_processor_connections.drop_connections ();
}
void
PluginDSPLoadWindow::refill_processors ()
{
drop_references ();
if (!_session || _session->deletion_in_progress()) {
/* may be called from session d'tor, removing monitor-section w/plugin */
return;
}
RouteList routes = _session->get_routelist ();
for (RouteList::const_iterator i = routes.begin(); i != routes.end(); ++i) {
(*i)->foreach_processor (sigc::bind (sigc::mem_fun (*this, &PluginDSPLoadWindow::add_processor_to_display), (*i)->name()));
(*i)->processors_changed.connect (
_route_connections, invalidator (*this), boost::bind (&PluginDSPLoadWindow::refill_processors, this), gui_context()
);
(*i)->DropReferences.connect (
_route_connections, invalidator (*this), boost::bind (&PluginDSPLoadWindow::drop_references, this), gui_context()
);
}
if (_box.get_children().size() == 0) {
_box.add (*Gtk::manage (new Gtk::Label (_("No Plugins"))));
_box.show_all ();
} else if (_box.get_children().size() > 1) {
_box.pack_start (_reset_button, Gtk::PACK_SHRINK, 2);
_reset_button.show ();
}
}
void
PluginDSPLoadWindow::add_processor_to_display (boost::weak_ptr<Processor> w, std::string const& route_name)
{
boost::shared_ptr<Processor> p = w.lock ();
boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert> (p);
if (!pi) {
return;
}
p->DropReferences.connect (_processor_connections, MISSING_INVALIDATOR, boost::bind (&PluginDSPLoadWindow::drop_references, this), gui_context());
PluginLoadStatsGui* plsg = new PluginLoadStatsGui (pi);
std::string name = route_name + " - " + pi->name();
Gtk::Frame* frame = new Gtk::Frame (name.c_str());
frame->add (*Gtk::manage (plsg));
_box.pack_start (*frame, Gtk::PACK_SHRINK, 2);
plsg->start_updating ();
frame->show_all ();
}
void
PluginDSPLoadWindow::clear_processor_stats (boost::weak_ptr<Processor> w)
{
boost::shared_ptr<Processor> p = w.lock ();
boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert> (p);
if (pi) {
pi->clear_stats ();
}
}