CButtonGroup.h

/*
╔══════════════════════════════════════════════════════════════════════════════╗
║                       SIMPLY POWERFUL TOOLKIT (SPTK)                         ║
╟──────────────────────────────────────────────────────────────────────────────╢
║  copyright            © 1999-2022 Alexey Parshin. All rights reserved.       ║
║  email                alexeyp@gmail.com                                      ║
╚══════════════════════════════════════════════════════════════════════════════╝
┌──────────────────────────────────────────────────────────────────────────────┐
│   This library is free software; you can redistribute it and/or modify it    │
│   under the terms of the GNU Library General Public License as published by  │
│   the Free Software Foundation; either version 2 of the License, or (at your │
│   option) any later version.                                                 │
│                                                                              │
│   This library 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 Library   │
│   General Public License for more details.                                   │
│                                                                              │
│   You should have received a copy of the GNU Library General Public License  │
│   along with this library; if not, write to the Free Software Foundation,    │
│   Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.               │
│                                                                              │
│   Please report all bugs and problems to alexeyp@gmail.com.                  │
└──────────────────────────────────────────────────────────────────────────────┘
*/
 
#pragma once
 
#include <FL/Fl_Box.H>
#include <FL/Fl_Button.H>
#include <FL/Fl_Group.H>
#include <FL/Fl_Input_.H>
#include <sptk5/Strings.h>
#include <sptk5/gui/CControl.h>
#include <sptk5/gui/CInput.h>
 
namespace sptk {
 
class SP_EXPORT CButtonGroup
    : public CControl
{
    int m_maxHeight {0};
 
    std::string m_lastValue;
 
    Strings m_buttonLabels;
 
    Fl_Button* m_otherButton {nullptr};
 
    CInput_* m_otherInput {nullptr};
 
protected:
    virtual void controlDataChanged();
 
    int buttonIndex(const char* buttonLabel);
 
    void deselectAllButtons();
 
    virtual Fl_Button* createButton(const char* label, int sz = 10,
                                    CLayoutAlign layoutAlignment = CLayoutAlign::TOP) = 0;
 
    void ctor_init();
 
    CButtonGroup(const char* label = nullptr, int layoutSize = 20,
                 CLayoutAlign layoutAlignment = CLayoutAlign::TOP);
 
#ifdef __COMPATIBILITY_MODE__
    CButtonGroup(int, int, int, int, const char* = 0);
#endif
 
public:
    void buttons(const Strings& buttonList);
 
    const Strings& buttons() const
    {
        return m_buttonLabels;
    }
 
    virtual void clearButtons();
 
    Variant data() const override;
 
    void data(const Variant& v) override;
 
    void load(Query*) override;
 
    void save(Query*) override;
 
    void load(const xdoc::SNode& node, CLayoutXMLmode xmlMode) override;
 
    void load(const xdoc::SNode& node) override
    {
        load(node, CLayoutXMLmode::DATA);
    }
 
    void save(const xdoc::SNode& node, CLayoutXMLmode xmlMode) const override;
 
    void save(const xdoc::SNode& node) const override
    {
        save(node, CLayoutXMLmode::DATA);
    }
 
    bool valid() const override
    {
        return true;
    }
 
    bool preferredSize(int& w, int& h) override;
 
    Fl_Button* otherButton() const
    {
        return m_otherButton;
    }
 
    CInput_* otherInput() const
    {
        return m_otherInput;
    }
};
} // namespace sptk