text_box_widget.hpp

//  SuperTuxKart - a fun racing game with go-kart
//  Copyright (C) 2009-2015 Marianne Gagnon
//
//  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 3
//  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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 
 
#ifndef HEADER_TEXTBOX_HPP
#define HEADER_TEXTBOX_HPP
 
#include <irrString.h>
 
#include "guiengine/widget.hpp"
#include "utils/leak_check.hpp"
#include "utils/ptr_vector.hpp"
 
namespace GUIEngine
{
    // This enum can allow showing different soft keyboard in android
    enum TextBoxType: int
    {
        TBT_TEXT = 0, /* Normal text input (default) */
        TBT_CAP_SENTENCES = 1, /* Capitalize the first character of each sentence */
        TBT_PASSWORD = 2, /* Password input */
        TBT_NUMBER = 3, /* Number only input */
        TBT_EMAIL = 4, /* Email input */
    };
 
    class ITextBoxWidgetListener
    {
    public:
        virtual ~ITextBoxWidgetListener() {}
        virtual void onTextUpdated() = 0;
        virtual bool onEnterPressed(const irr::core::stringw& text) { return false; }
    };
    
    class TextBoxWidget : public Widget
    {
        virtual int getWidthNeededAroundLabel()  const { return 10; }
        
        virtual int getHeightNeededAroundLabel() const { return 10; }
        
    public:
        
        LEAK_CHECK()
        
        TextBoxWidget();
        ~TextBoxWidget()
        {
            setWithinATextBox(false);
        }
        
        void add();
        void addItem(const char* item);
        
        virtual EventPropagation focused(const int playerID);
        virtual void unfocused(const int playerID, Widget* new_focus);
 
        void addListener(ITextBoxWidgetListener* listener);
        void clearListeners();
        
        irr::core::stringw getText() const;
        void setPasswordBox(bool passwordBox, wchar_t passwordChar = L'*');
        void setTextBoxType(TextBoxType t);
        virtual void elementRemoved();
 
        virtual void setActive(bool active=true);
        
        virtual EventPropagation onActivationInput(const int playerID);
        virtual EventPropagation rightPressed(const int playerID);
        virtual EventPropagation leftPressed (const int playerID);
 
    };
}
 
#endif