transpose_dialog.cc

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/*
    Copyright (C) 2011 Paul Davis
    Author: Carl Hetherington <cth@carlh.net>

    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/table.h>
#include <gtkmm/label.h>
#include <gtkmm/stock.h>
#include "transpose_dialog.h"
#include "i18n.h"

using namespace Gtk;

TransposeDialog::TransposeDialog ()
        : ArdourDialog (_("Transpose MIDI"))
        , _octaves_adjustment (0.0, -4.0, 4.0, 1, 2.0)
        , _semitones_adjustment (0.0, -12.0, 12.0, 1.0, 4.0)
        , _octaves_spinner (_octaves_adjustment)
        , _semitones_spinner (_semitones_adjustment)
{
        Table* t = manage (new Table (2, 2));
        t->set_row_spacings (6);
        t->set_col_spacings (6);

        int r = 0;
        Label* l = manage (new Label (_("Octaves:"), ALIGN_LEFT, ALIGN_CENTER, false));
        t->attach (*l, 0, 1, r, r + 1, FILL, EXPAND, 0, 0);
        t->attach (_octaves_spinner, 1, 2, r, r + 1, FILL, EXPAND & FILL, 0, 0);
        ++r;

        l = manage (new Label (_("Semitones:"), ALIGN_LEFT, ALIGN_CENTER, false));
        t->attach (*l, 0, 1, r, r + 1, FILL, EXPAND, 0, 0);
        t->attach (_semitones_spinner, 1, 2, r, r + 1, FILL, EXPAND & FILL, 0, 0);
        ++r;

        get_vbox()->set_spacing (6);
        get_vbox()->pack_start (*t, false, false);

        add_button (Stock::CANCEL, RESPONSE_CANCEL);
        add_button (_("Transpose"), RESPONSE_ACCEPT);

        show_all_children ();
}

int
TransposeDialog::semitones () const
{
        return _octaves_spinner.get_value () * 12 + _semitones_spinner.get_value ();
}