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/*
* Copyright (C) 2006 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2017-2019 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 <string>
#include <climits>
#include <iostream>
#include "pbd/controllable.h"
#include "gtkmm2ext/gui_thread.h"
#include "gtkmm2ext/keyboard.h"
#include "widgets/binding_proxy.h"
#include "widgets/popup.h"
#include "pbd/i18n.h"
using namespace std;
using namespace PBD;
using namespace Gtkmm2ext;
using namespace ArdourWidgets;
guint BindingProxy::bind_button = 2;
guint BindingProxy::bind_statemask = Gdk::CONTROL_MASK;
BindingProxy::BindingProxy (boost::shared_ptr<Controllable> c)
: prompter (0),
controllable (c)
{
if (c) {
c->DropReferences.connect (
_controllable_going_away_connection, invalidator (*this),
boost::bind (&BindingProxy::set_controllable, this, boost::shared_ptr<Controllable> ()),
gui_context());
}
}
BindingProxy::BindingProxy ()
: prompter (0)
{
}
BindingProxy::~BindingProxy ()
{
if (prompter) {
delete prompter;
}
}
void
BindingProxy::set_controllable (boost::shared_ptr<Controllable> c)
{
learning_finished ();
controllable = c;
_controllable_going_away_connection.disconnect ();
if (c) {
c->DropReferences.connect (
_controllable_going_away_connection, invalidator (*this),
boost::bind (&BindingProxy::set_controllable, this, boost::shared_ptr<Controllable> ()),
gui_context());
}
}
void
BindingProxy::set_bind_button_state (guint button, guint statemask)
{
bind_button = button;
bind_statemask = statemask;
}
bool
BindingProxy::is_bind_action (GdkEventButton *ev)
{
return (Keyboard::modifier_state_equals (ev->state, bind_statemask) && ev->button == bind_button );
}
bool
BindingProxy::button_press_handler (GdkEventButton *ev)
{
if ( controllable && is_bind_action(ev) ) {
if (Controllable::StartLearning (controllable)) {
string prompt = _("operate controller now");
if (prompter == 0) {
prompter = new PopUp (Gtk::WIN_POS_MOUSE, 30000, false);
prompter->signal_unmap_event().connect (mem_fun (*this, &BindingProxy::prompter_hiding));
}
prompter->set_text (prompt);
prompter->touch (); // shows popup
controllable->LearningFinished.connect_same_thread (learning_connection, boost::bind (&BindingProxy::learning_finished, this));
}
return true;
}
return false;
}
void
BindingProxy::learning_finished ()
{
learning_connection.disconnect ();
if (prompter) {
prompter->touch (); // hides popup
}
}
bool
BindingProxy::prompter_hiding (GdkEventAny* /*ev*/)
{
learning_connection.disconnect ();
if (controllable) {
Controllable::StopLearning (controllable);
}
return false;
}
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