- Your Widget Set For OpenGL

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ucombobox.hpp

/***************************************************************************
    LibUFO - UI For OpenGL
    copyright         : (C) 2001-2005 by Johannes Schmidt
    email             : schmidtjf at users.sourceforge.net
                             -------------------

    file              : include/ufo/widgets/ucombobox.hpp
    begin             : Sat May 24 2003
    $Id: ucombobox.hpp,v 1.7 2005/07/05 11:23:02 schmidtjf Exp $
 ***************************************************************************/

/***************************************************************************
 *  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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
 ***************************************************************************/

#ifndef UCOMBOBOX_HPP
#define UCOMBOBOX_HPP

#include "uwidget.hpp"

namespace ufo {

class UItem;
class UIcon;
class UColor;

class UListBox;
class UTextEdit;

class UFO_EXPORT UComboBox : public UWidget {
    UFO_DECLARE_DYNAMIC_CLASS(UComboBox)
    UFO_UI_CLASS(UComboBoxUI)
    UFO_STYLE_TYPE(UStyle::CE_ComboBox)
public: // Public constructors
    UComboBox();
    UComboBox(const std::vector<UString> & listDataA);
public: // Item accessing methods
    void addList(const std::vector<UString> & listData);
    void addItem(UItem * itemA, int index = -1);
    void addItem(const UString & itemA, int index = -1);
    void addItem(UIcon * itemA, int index = -1);

    void removeItem(unsigned int index);
    void removeAllItems();

    UItem * getItemAt(unsigned int n) const;
    const std::vector<UItem*> & getItems() const;

    unsigned int getItemCount() const;

public: // Other methods
    void setVisibleRowCount(int visibleRowCountA);
    int getVisibleRowCount() const;

public:

    int getCurrentItem() const;
    void setCurrentItem(int index);

    std::string getCurrentText() const;
    void setCurrentText(const std::string & text);

    virtual void popup();

public: // Public methods
    virtual void setListBox(UListBox * listBox);
    UListBox * getListBox() const;

    virtual void setTextEdit(UTextEdit * textEdit);
    UTextEdit * getTextEdit() const;

public: // Public signal accessors
    typedef USignal2<UComboBox*, int> sig_activated_t;
    typedef USignal2<UComboBox*, int> sig_highlighted_t;
    typedef USignal3<UComboBox*, int, int> sig_selection_change_t;
    sig_activated_t & sigActivated();
    sig_highlighted_t & sigHighlighted();
    sig_selection_change_t & sigSelectionChanged();

protected: // Overrides UWidget
    virtual UDimension getContentsSize(const UDimension & maxSize) const;
    virtual void processMouseEvent(UMouseEvent * e);
    virtual void processKeyEvent(UKeyEvent * e);

protected: // Protected attributes
    // internally used widgets to represent the data
    UListBox * m_listBox;
    UTextEdit * m_textEdit;

private: // Private attributes
    UItem * m_activated;
    std::string m_currentText;

    int m_visRowCount;
private: // Private signals
    sig_activated_t m_sigActivated;
    sig_highlighted_t m_sigHighlighted;
    sig_selection_change_t m_sigSelectionChanged;
};


inline UComboBox::sig_activated_t &
UComboBox::sigActivated() {
    return m_sigActivated;
}

inline UComboBox::sig_highlighted_t &
UComboBox::sigHighlighted() {
    return m_sigHighlighted;
}

inline UComboBox::sig_selection_change_t &
UComboBox::sigSelectionChanged() {
    return m_sigSelectionChanged;
}

} // namespace ufo

#endif // UCOMBOBOX_HPP

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