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livetrax/libs/surfaces/generic_midi/gmcp_gui.cc

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/*
Copyright (C) 2009-2012 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 <iostream>
#include <list>
#include <string>
#include <gtkmm/comboboxtext.h>
#include <gtkmm/label.h>
#include <gtkmm/box.h>
#include <gtkmm/adjustment.h>
#include <gtkmm/spinbutton.h>
#include <gtkmm/table.h>
#include "gtkmm2ext/gtk_ui.h"
#include "gtkmm2ext/utils.h"
#include "generic_midi_control_protocol.h"
#include "i18n.h"
class GMCPGUI : public Gtk::VBox
{
public:
GMCPGUI (GenericMidiControlProtocol&);
~GMCPGUI ();
private:
GenericMidiControlProtocol& cp;
Gtk::ComboBoxText map_combo;
Gtk::Adjustment bank_adjustment;
Gtk::SpinButton bank_spinner;
Gtk::CheckButton motorised_button;
Gtk::Adjustment threshold_adjustment;
Gtk::SpinButton threshold_spinner;
void binding_changed ();
void bank_changed ();
void motorised_changed ();
void threshold_changed ();
};
using namespace PBD;
using namespace ARDOUR;
using namespace std;
using namespace Gtk;
using namespace Gtkmm2ext;
void*
GenericMidiControlProtocol::get_gui () const
{
if (!gui) {
const_cast<GenericMidiControlProtocol*>(this)->build_gui ();
}
return gui;
}
void
GenericMidiControlProtocol::tear_down_gui ()
{
delete (GMCPGUI*) gui;
}
void
GenericMidiControlProtocol::build_gui ()
{
gui = (void*) new GMCPGUI (*this);
}
/*--------------------*/
GMCPGUI::GMCPGUI (GenericMidiControlProtocol& p)
: cp (p)
, bank_adjustment (1, 1, 100, 1, 10)
, bank_spinner (bank_adjustment)
, motorised_button ("Motorised")
, threshold_adjustment (p.threshold(), 1, 127, 1, 10)
, threshold_spinner (threshold_adjustment)
{
vector<string> popdowns;
popdowns.push_back (_("Reset All"));
for (list<GenericMidiControlProtocol::MapInfo>::iterator x = cp.map_info.begin(); x != cp.map_info.end(); ++x) {
popdowns.push_back (x->name);
}
set_popdown_strings (map_combo, popdowns);
if (cp.current_binding().empty()) {
map_combo.set_active_text (popdowns[0]);
} else {
map_combo.set_active_text (cp.current_binding());
}
map_combo.signal_changed().connect (sigc::mem_fun (*this, &GMCPGUI::binding_changed));
set_spacing (6);
set_border_width (6);
Table* table = manage (new Table);
table->set_row_spacings (6);
table->set_col_spacings (6);
table->show ();
int n = 0;
Label* label = manage (new Label (_("MIDI Bindings:")));
label->set_alignment (0, 0.5);
table->attach (*label, 0, 1, n, n + 1);
table->attach (map_combo, 1, 2, n, n + 1);
++n;
map_combo.show ();
label->show ();
bank_adjustment.signal_value_changed().connect (sigc::mem_fun (*this, &GMCPGUI::bank_changed));
label = manage (new Label (_("Current Bank:")));
label->set_alignment (0, 0.5);
table->attach (*label, 0, 1, n, n + 1);
table->attach (bank_spinner, 1, 2, n, n + 1);
++n;
bank_spinner.show ();
label->show ();
motorised_button.signal_toggled().connect (sigc::mem_fun (*this, &GMCPGUI::motorised_changed));
table->attach (motorised_button, 0, 2, n, n + 1);
++n;
motorised_button.show ();
threshold_adjustment.signal_value_changed().connect (sigc::mem_fun (*this, &GMCPGUI::threshold_changed));
Gtkmm2ext::UI::instance()->set_tip (threshold_spinner,
string_compose (_("Controls how %1 behaves if the MIDI controller sends discontinuous values"), PROGRAM_NAME));
label = manage (new Label (_("Smoothing:")));
label->set_alignment (0, 0.5);
table->attach (*label, 0, 1, n, n + 1);
table->attach (threshold_spinner, 1, 2, n, n + 1);
++n;
threshold_spinner.show ();
label->show ();
pack_start (*table, false, false);
binding_changed ();
}
GMCPGUI::~GMCPGUI ()
{
}
void
GMCPGUI::bank_changed ()
{
int new_bank = bank_adjustment.get_value() - 1;
cp.set_current_bank (new_bank);
}
void
GMCPGUI::binding_changed ()
{
string str = map_combo.get_active_text ();
if (str == _("Reset All")) {
cp.drop_bindings ();
} else {
for (list<GenericMidiControlProtocol::MapInfo>::iterator x = cp.map_info.begin(); x != cp.map_info.end(); ++x) {
if (str == x->name) {
cp.load_bindings (x->path);
motorised_button.set_active (cp.motorised ());
threshold_adjustment.set_value (cp.threshold ());
break;
}
}
}
}
void
GMCPGUI::motorised_changed ()
{
cp.set_motorised (motorised_button.get_active ());
}
void
GMCPGUI::threshold_changed ()
{
cp.set_threshold (threshold_adjustment.get_value());
}