widget.h

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/*
    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 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
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/

#ifndef OMGUI_WIDGET_H
#define OMGUI_WIDGET_H

#include <omgui/object.h>
#include <omgui/event.h>

namespace omgui {
    
class Panel;
class Window;

class OMGUI_API Widget : public Object
{
public:
    typedef omgui::api::Widget api_type;
    typedef omgui::event_traits<Widget> event_traits;

    void add_ref();

    void release();

    omgui::Connection connect(event_id event, SlotBase* slot, int priority = SIGNAL_PRIORITY_NORMAL);

    void set_min_size(const omgui::Size &s);

    void set_max_size(const omgui::Size &s);

    omgui::Size get_size() const;

    omgui::Size get_min_size() const;

    omgui::Size get_max_size() const;

    void set_natural_size(const omgui::Size &s);

    omgui::Size get_natural_size() const;

    omgui::Point get_position() const;

    omgui::Rect get_rect() const;

    void set_size(const omgui::Size &s);

    void set_position(const omgui::Point &p);

    void set_rect(const omgui::Rect &r);

    void *get_handle() const;

    void enable(bool e);
    void disable();

    void show(bool show = true, bool focus = false);
    void hide();

    bool is_enabled() const;

    bool is_shown() const;

    bool is_hidden() const;

    void destroy();

    Pointer<Panel> get_parent() const;

    Pointer<Window> get_parent_window() const;

    ~Widget();

private:
    api_type *m_impl;
    int m_refcount;

protected:
    Widget(object_id id, api_type *impl);
    

    template<typename T> T *get_impl() const
    {
        return dynamic_cast<T*>(m_impl);
    }

public:
    api_type *get_impl() const;
};

} // omgui

#endif // OMGUI_WIDGET_H

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