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Edit.cpp

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/*
Copyright (C) 2004  Anders Hedstrom

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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
#include <SDL.h>
#include "guitypedefs.h"
#include "guicolors.h"
#ifdef _WIN32
#pragma warning(push)

#include <yvals.h> // warning numbers get enabled in yvals.h 

#pragma warning(disable: 4251)  
#pragma warning(disable: 4786)  // identifier was truncated to 'number' characters in the debug information

// BUG: C4786 Warning Is Not Disabled with #pragma Warning
// STATUS: Microsoft has confirmed this to be a bug in the Microsoft product. This warning can be ignored.
// This occured only in the <map> container.

#include <sge.h>

#pragma warning(pop)
#else
#include <sge.h>
#endif
//#include <iotm/Mutex.h>

#include "TTFont.h"
#include "SDLControl.h"
#include "Surface.h"
#include "Static.h"
#include "Edit.h"
#include "Xml.h"

using util::Xml;


namespace gui
{


Edit::Edit(Surface *s,coord_t x,coord_t y,coord_t w,coord_t h,SurfaceHelper *pclHelper)
:Surface(s,x,y,w,h,pclHelper)
,m_line("")
,m_echo(0)
,m_bFocus(false)
{
        SetBgColor(EDIT_DEFAULT_BG_R,EDIT_DEFAULT_BG_G,EDIT_DEFAULT_BG_B);
        SetFgColor(EDIT_DEFAULT_FG_R,EDIT_DEFAULT_FG_G,EDIT_DEFAULT_FG_B);
        SetFrameWidth(EDIT_DEFAULT_FW);
        SetFrameColor(EDIT_DEFAULT_FC_R,EDIT_DEFAULT_FC_G,EDIT_DEFAULT_FC_B);
}


Edit::~Edit()
{
}


void Edit::SetEcho(char c)
{
        m_echo = c;
}


void Edit::Draw()
{
        SDL_Rect *area = GetClientRectPtr();
        Uint32 color;
        TTFont *font = GetTTFont();
        SDL_Color fg;
        SDL_Color bg;

        color = GetFgColor();
        memmove(&fg,&color,4);
        color = GetBgColor();
        memmove(&bg,&color,4);

        SDL_FillRect(m_screen, area, color );
        if (font && font -> GetFont())
        {
                coord_t h = font -> GetH();
                coord_t y = GetH() / 2 + h / 2;

                char *s = new char[m_line.size() + 2];
                if (m_echo)
                {
                        int i;
                        for (i = 0; i < (int)m_line.size(); i++)
                                s[i] = m_echo;
                        s[i] = 0;
                }
                else
                {
                        strcpy(s,m_line.c_str());
                }
                if (m_bFocus)
                {
                        strcat(s,"_");
                }
                sge_tt_textoutf(m_screen, font -> GetFont(),
                        10,y,
                        fg.r,fg.g,fg.b,
                        bg.r,bg.g,bg.b,
                        SDL_ALPHA_OPAQUE,
                        "%s",s); //m_line.c_str());
                delete s;
        }
}


void Edit::OnKeyDown(SDL_keysym keysym)
{
        char c = (char)keysym.sym;

        if (isprint(c))
        {
                m_line += c;
                SetDirty(true);
        }
        else
        if (keysym.sym == SDLK_BACKSPACE || keysym.sym == SDLK_DELETE)
        {
                if (m_line.size())
                {
                        m_line.erase(m_line.end() - 1);
                        SetDirty(true);
                }
        }
        else
        if (keysym.sym == SDLK_RETURN)
        {
                Surface *pclParent = GetParent();
                if (pclParent)
                {
                        surface_event_t e;
                        e.type = GUI_EVENT_EDIT;
                        e.id = GetID();
                        e.local_id = GetLocalID();
                        e.ptr = this;
                        pclParent -> OnEvent(&e);
                }
        }
        else
        {
                return;
        }
//      DrawAll();
//      InvalidateEv();
}


void Edit::SetLine(const string &str)
{
        m_line = str;
        SetDirty(true);
//      InvalidateEv();
}


const char *Edit::GetLine()
{
        return m_line.c_str();
}


void Edit::OnFocus()
{
        m_bFocus = true;
        SetDirty(true);
}


void Edit::OnLostFocus()
{
        m_bFocus = false;
        SetDirty(true);
}


void Edit::OnHide()
{
        if (m_bFocus)
        {
//              m_bFocus = false;
//              DrawAll();
                SDL_Event e;
        
                e.type = SDL_USEREVENT;
                e.user.code = SDL_USEREVENT_LOSTFOCUS;
                e.user.data1 = this;
                e.user.data2 = NULL;
                SDL_PushEvent(&e);
        }
}


void Edit::DumpMembers(FILE *fil)
{
        Xml xml(fil);

        Surface::DumpMembers(fil);

        xml.Write("LINE",m_line);
        xml.Write("ECHO",m_echo);
}


} // namespace

//sge_TTF_FontHeight 
//sge_TTF_TextSize

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