textxeditbase-utf8.h

//
//  
//    The Laxkit, a windowing toolkit
//    Please consult http://laxkit.sourceforge.net about where to send any
//    correspondence about this software.
//
//    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
//
//    Copyright (C) 2004-2013 by Tom Lechner
//
#ifndef _LAX_TEXTXEDITBASE_UTF8_H
#define _LAX_TEXTXEDITBASE_UTF8_H



#include <lax/anxapp.h>
#include <lax/texteditbase-utf8.h>
#include <lax/rectangles.h>

#include <lax/fontmanager.h>


namespace Laxkit {


class TextXEditBaseUtf8 : public anXWindow, public TextEditBaseUtf8
{
 protected:
    int cx,cy,oldx,oldy,curlineoffset;
    int padx,pady;
    char firsttime,con;
    long dpos,nlines;
    long oldsellen,oldcp;
    int textascent,textheight,textdescent;
    unsigned long curtextcolor,textbgcolor;
    unsigned long curbkcolor,bkwrongcolor,wscolor;
    LaxFont *thefont;
    int valid;
    DoubleRectangle textrect;
    virtual void docaret(int w=1);
    virtual void settextrect();
    virtual int selectionDropped(unsigned char *data,unsigned long len,Atom actual_type,Atom which);
    virtual char *getSelectionData(int *len,Atom property,Atom targettype,Atom selection);
 public:
    TextXEditBaseUtf8(anXWindow *parnt,const char *nname,const char *ntitle,unsigned long nstyle,
                             int xx,int yy,int ww,int hh,int brder,
                             anXWindow *prev,unsigned long nowner,const char *nsend,
                             const char *newtext=NULL,unsigned long ntstyle=0,int ncntlchar=0);
    virtual ~TextXEditBaseUtf8();
    virtual int init();
    virtual void Refresh();
    virtual int MBUp(int x,int y,unsigned int state, const LaxMouse *d);
    virtual int FocusOn(const FocusChangeData *e);
    virtual int FocusOff(const FocusChangeData *e);
    virtual int MoveResize(int nx,int ny,int nw,int nh);
    virtual int Resize(int nw,int nh);

    virtual int charwidth(int ch,int r=0);
    virtual int Cut(); 
    virtual int Copy();
    virtual int Paste();
    virtual void Colors(int hl);
    virtual void Black(int x,int y,int w,int h);
    virtual int DrawTabLine();
    virtual void DrawCaret(int flag=0,int on=1); // flag=0,on=1 
    virtual void DrawText(int black=-1) = 0;
    virtual int DrawLineOfText(int x,int y,long pos,long len,char &check,long eof=-1);
    virtual int TextOut(int x,int y,char *str,long len,long eof);
    virtual int ExtentAndStr(char *str,long len,char *&blah,long &p);
    virtual int GetExtent(long pos,long end,int lsofar=0,long eof=-1); //lsofar=0,eof=-1
    virtual long GetPos(long pos,int pix,int lsofar=0,long eof=-1); //lsofar=0,eof=-1
    virtual int SetupMetrics();
    virtual int UseThisFont(LaxFont *newfont);
};

} // namespace Laxkit



#endif