/*******************************************************************************
*  Copyright 1991-1995 by ORCA Software, Inc.                                  *
*                                                                              *
*  All rights reserved.  May not be reproduced or distributed, in printed or   *
*  electronic form, without permission of ORCA Software, Inc.                  *
*******************************************************************************/

#ifndef TXT_INCLUDED
#define TXT_INCLUDED

typedef long TXT;
#define NULL_TXT (TXT)0

#define TXT_ATR_ENABLED   XI_ATR_ENABLED
#define TXT_ATR_EDITMENU  XI_ATR_EDITMENU
#define TXT_ATR_AUTOSCROLL  XI_ATR_AUTOSCROLL
#define TXT_ATR_AUTOSELECT  XI_ATR_AUTOSELECT
#define TXT_ATR_RJUST   XI_ATR_RJUST
#define TXT_ATR_BORDER    XI_ATR_BORDER
#define TXT_ATR_VISIBLE   XI_ATR_VISIBLE
#define TXT_ATR_FOCUSBORDER XI_ATR_FOCUSBORDER
#define TXT_ATR_READONLY  XI_ATR_READONLY

#define TXT_FLAG_TEXT   0x1   /* text has changed */
#define TXT_FLAG_SELECTION  0x2   /* includes insertion point */
#define TXT_FLAG_SCROLL   0x4   /* scroll position has changed */
#define TXT_FLAG_OVF    0x8   /* user filled buffer */

typedef enum
{
  TXT_STATE_NULL,
  TXT_STATE_SELC,
  TXT_STATE_SELW
} 
TXT_STATE;

typedef struct _txt_def
{
  /* must be initialized by creator */
  RCT rct;
  XI_OBJ *parent_obj;
  unsigned long attrib;
  FONT_OBJ *font;
  COLOR back_color;
  COLOR fore_color;
  COLOR hilight_color;    /* for well and platform fields */
  COLOR shadow_color;   /* for well and platform fields */
  short text_size;
  char *text;
  short *hit_test;
  WINDOW win;
  BOOLEAN well;
  BOOLEAN platform;
  BOOLEAN inside_only;
  BOOLEAN auto_tab;
  long timer_id;
  BOOLEAN timer_set;

  /* initialized by txt_reset */
  short pix_baseline;
  unsigned short flags;
  TXT_STATE state;
  short selstart, selstop;
  short scroll_pos;
  short select_start;
  short string_xpos;
  short len;
  BOOLEAN hasfocus;
  short ascent;
  short descent;
  short leading;
} TXT_DATA;
/*
  NOTE: if TXT_ATR_RJUST is set, then scroll_pos indicates how many
  characters are to the right of the right margin. Otherwise, it indicates
  how many characters are to the left of the left margin.
*/


TXT_DATA *txt_reset(TXT_DATA *txt);
BOOLEAN txt_event(TXT_DATA *txt, EVENT *ep, BOOLEAN gaining_focus);
unsigned long txt_get_attrib(TXT_DATA *txt);
void txt_get_sel(TXT_DATA *txt, int *c1, int *c2);
RCT *txt_get_rect(TXT_DATA *txt, RCT *rct);
RCT *txt_set_rect(TXT_DATA *txt, RCT *rct);
void txt_get_text(TXT_DATA *txt, char *s, int len);
void txt_redraw(TXT_DATA *txt, BOOLEAN inside_only);
void txt_set_attrib(TXT_DATA *txt, unsigned long attrib);
/* turns on/off caret if selstart == selstop */
void txt_caret(TXT_DATA *txt, BOOLEAN caret_state);
void txt_set_sel(TXT_DATA *txt, int c1, int c2);
void txt_set_text(TXT_DATA *txt, char *s);
void txt_display_caret(TXT_DATA *txt);
void txt_hide_caret(TXT_DATA *txt);
#if XIWS == MTFWS
void clean_primesel();
#endif

#endif /* TXT_INCLUDED */