luadialog.h

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/*
 * Copyright (C) 2017-2018 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.
 */
 
#ifndef _gtk2ardour_luadialog_h_
#define _gtk2ardour_luadialog_h_
 
#include <cassert>
#include <gtkmm/scrolledwindow.h>
#include <gtkmm/table.h>
#include <gtkmm/progressbar.h>
 
#include "LuaBridge/LuaBridge.h"
 
#include "ardour_dialog.h"
#include "ardour_message.h"
 
namespace LuaDialog {
 
class Message {
public:
 
        enum MessageType {
                Info, Warning, Question, Error
        };
 
        enum ButtonType {
                OK, Close, Cancel, Yes_No, OK_Cancel
        };
 
        Message (std::string const&, std::string const&, Message::MessageType, Message::ButtonType);
 
        int run ();
 
private:
        Message (Message const&); // prevent copy construction
 
        static Gtk::ButtonsType to_gtk_bt (ButtonType bt);
        static Gtk::MessageType to_gtk_mt (MessageType mt);
 
        ArdourMessageDialog _message_dialog;
};
 
class LuaDialogWidget {
public:
        LuaDialogWidget (std::string const& key, std::string const& label, int col = 0, int colspan = -1)
                : _key (key), _label (label), _col (col), _colspan (colspan)
        {
                if (_colspan < 0) {
                        _colspan = label.empty () ? 1 : 2;
                }
        }
 
        virtual ~LuaDialogWidget () {}
 
        virtual Gtk::Widget* widget () = 0;
        virtual void assign (luabridge::LuaRef* rv) const = 0;
        std::string const&  label () const { return _label; }
        std::string const&  key   () const { return _key; }
        int                 col   () const { return _col; }
        int                 span  () const { return _colspan; }
 
        void set_col  (int col)  { _col = col; }
        void set_span (int span) { _colspan = span; }
 
protected:
        std::string _key;
        std::string _label;
        int _col;
        int _colspan;
};
 
 
class Dialog {
public:
        Dialog (std::string const&, luabridge::LuaRef);
        ~Dialog ();
        int run (lua_State *L);
 
private:
        Dialog (Dialog const&); // prevent copy construction
        void table_size_request (Gtk::Requisition*);
 
        ArdourDialog _ad;
        Gtk::ScrolledWindow _scroller;
        typedef std::vector<LuaDialogWidget*> DialogWidgets;
        DialogWidgets _widgets;
        std::string _title;
};
 
class ProgressWindow : public ArdourDialog
{
public:
        ProgressWindow (std::string const& title, bool allow_cancel);
 
        bool progress (float prog, std::string const& text = "");
 
        bool canceled () const {
                return _canceled;
        }
 
        void done ();
 
private:
        void cancel_clicked () {
                _canceled = true;
        }
 
        Gtk::ProgressBar _bar;
        bool             _canceled;
};
 
}; // namespace
 
#endif