/* 

 * Motif

 *

 * Copyright (c) 1987-2012, The Open Group. All rights reserved.

 *

 * These libraries and programs are free software; you can

 * redistribute them and/or modify them under the terms of the GNU

 * Lesser General Public License as published by the Free Software

 * Foundation; either version 2 of the License, or (at your option)

 * any later version.

 *

 * These libraries and programs are distributed in the hope that

 * they 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 these librararies and programs; if not, write

 * to the Free Software Foundation, Inc., 51 Franklin Street, Fifth

 * Floor, Boston, MA 02110-1301 USA

*/ 

/* 

 * HISTORY

*/ 

/* $XConsortium: TextP.h /main/16 1996/05/21 12:09:47 pascale $ */

/* (c) Copyright 1989, DIGITAL EQUIPMENT CORPORATION, MAYNARD, MASS. */

/* (c) Copyright 1987, 1988, 1989, 1990, 1991, 1992 HEWLETT-PACKARD COMPANY */

/*

 *  (c) Copyright 1995 FUJITSU LIMITED

 *  This is source code modified by FUJITSU LIMITED under the Joint

 *  Development Agreement for the CDEnext PST.

 *  This is unpublished proprietary source code of FUJITSU LIMITED

 */

#ifndef _XmTextP_h

#define _XmTextP_h

#include <Xm/PrimitiveP.h>

#include <Xm/TextOutP.h>

#include <Xm/TextInP.h>

#include <Xm/TransferT.h>

typedef struct _InputRec *Input;

typedef struct _OutputRec *Output;

#ifdef __cplusplus

extern "C" {

#endif

#define NODELTA		LONG_MAX

#define TEXTWIDGETCLASS	"Text"	/* Resource class for the text widget. */

#define GetSrc(widget)  (((XmTextWidget) (widget))->text.source)

typedef struct {

  XtPointer		extension;	/* Pointer to extension record */

} XmTextClassPart;

typedef struct _XmTextClassRec {

    CoreClassPart core_class;

    XmPrimitiveClassPart primitive_class;

    XmTextClassPart text_class;

} XmTextClassRec;

externalref XmTextClassRec	xmTextClassRec;

typedef struct {

    XmTextPosition start;	/* First position in this line. */

    Boolean changed;		/* TRUE if something in this line changed. */

    XmTextPosition changed_position; /* First position within the line that

					has changed, if any. */

    Boolean past_end;		/* TRUE if this line is past the end of any */

				/* line actually on the screen. */

    LineTableExtra extra;	/* Extra info the output module keeps. */

} LineRec, *Line;

typedef struct _XmTextLineTableRec{

    unsigned int start_pos:31;

    unsigned int virt_line:1;

} XmTextLineTableRec, *XmTextLineTable;

typedef struct {

    XmTextPosition from, to;	/* Information on one range to repaint. */

} RangeRec;

typedef struct {

    Cardinal number;		/* Number of ranges defined. */

    Cardinal maximum;		/* Number of ranges we have space for. */

    RangeRec *range;		/* Pointer to array of ranges. */

} Ranges;

/*

 * The data for on-the-spot support.

 */

typedef struct _OnTheSpotDataTW {

    XmTextPosition start;

    XmTextPosition end;

    XmTextPosition cursor;

    XmTextPosition over_len;

    XmTextPosition over_maxlen;

    char *over_str;

    int under_preedit;

    Boolean under_verify_preedit;

    Boolean verify_commit;

    int pad;

} OnTheSpotDataRecTW, *OnTheSpotDataTW;

#define PreStartTW(tw) ((tw)->text.onthespot->start)

#define PreEndTW(tw) ((tw)->text.onthespot->end)

#define PreCursorTW(tw) ((tw)->text.onthespot->cursor)

#define PreOverLen(tw) ((tw)->text.onthespot->over_len)

#define PreOverMaxLen(tw) ((tw)->text.onthespot->over_maxlen)

#define PreOverStr(tw) ((tw)->text.onthespot->over_str)

#define PreUnder(tw) ((tw)->text.onthespot->under_preedit)

#define UnderVerifyPreedit(tw) ((tw)->text.onthespot->under_verify_preedit)

#define VerifyCommitNeeded(tw) ((tw)->text.onthespot->verify_commit)

/*

 * Structure for main text info. 

 */

typedef struct _XmTextPart {

    XmTextSource source;		   /* The source for this widget. */

    XtCallbackList activate_callback;      /* command activate callback. */

    XtCallbackList focus_callback;	   /* Focus callback. */

    XtCallbackList losing_focus_callback;  /* Losing focus callback. */

    XtCallbackList value_changed_callback; /* Value changed callback. */

    XtCallbackList modify_verify_callback; /* Verify value to change callback.*/

    XtCallbackList wcs_modify_verify_callback; /* Verify value to change 

						* callback.*/

    XtCallbackList motion_verify_callback; /* Insert cursor position 

					      change callback. */

    XtCallbackList gain_primary_callback; /* Gained ownership of Primary

					     Selection */

    XtCallbackList lose_primary_callback; /* Lost ownership of Primary

					     Selection */

    char *value;		    /* The sring value in the widget */

    wchar_t *wc_value;              /* Pointer for wchar_t value set by app */

    Dimension margin_height;        /* height between text borders and text */

    Dimension margin_width;         /* width between text borders and text */

    Position cursor_position_x;     /* x pixel location of cursor */

    OutputCreateProc output_create; /* Routine to create the output portion. */

    InputCreateProc input_create;   /* Routine to create the input portion. */

    /* The naming incongruity amongst the next three items was introduced */

    /* due to a collision with top_position as used as a Form constraint; */

    /* It has no other implications. */

    XmTextPosition top_character;    /* First position to display. */

    XmTextPosition bottom_position; /* Last position to display. */

    XmTextPosition cursor_position; /* Location of the insertion point. */

    int max_length;		    /* Sets the max. length of string */

    int edit_mode;		    /* Sets the line editing mode

				       (i.e. sinlge_line, multi_line, ...) */

    Boolean auto_show_cursor_position; /* If true, automatically try to show

					  the cursor position whenever it

					  changes. */

    Boolean editable;		  /* Determines if text is editable */

    Boolean verify_bell; 	  /* Determines if bell is sounded when verify

				   *  callback returns doit - False

                                   */

    Boolean add_mode;		  /* Determines the state of add moder */

    Boolean traversed;            /* Flag used with losing focus verification to

				     indicate a traversal key pressed event */

    Boolean in_redisplay;	  /* Whether currently in the redisplay proc. */

    Boolean needs_redisplay;	  /* Whether we need to repaint or refigure. */

    Boolean in_refigure_lines;	  /* Whether currently in refigurelines proc. */

    Boolean needs_refigure_lines; /* Whether we need to refigure. */

    Boolean in_setvalues;         /* Use to reduce unnecessary redisplays and

				     geometry requsets */

    Boolean in_resize;		  /* Make sure there are no geometry requests

				     while we are in resize procedure. */

    Boolean in_expose;		  /* Make sure there are no geometry requests

				     while we are in expose procedure. */

    Boolean highlight_changed;	  /* Whether highlighting recently changed. */

    Boolean pendingoff;         /* TRUE if we shouldn't do pending delete on

                                   the current selection. */

    char char_size;             /* number of bytes for storing a character */

    OnOrOff on_or_off;		  /* used to halt unecessary motion verify

				     callback calls during primary moves.*/

    Output output;		   /* The output portion. */

    Input input;		   /* The input portion. */

    XmTextPosition first_position; /* First legal position in the source. */

    XmTextPosition last_position;  /* Last legal position in the source. */

    XmTextPosition forget_past;	   /* Forget all about positions past this. */

    XmTextPosition force_display;  /* Force this position to be displayed. */

    XmTextPosition new_top;	   /* Desired new top position. */

    XmTextPosition last_top_char;  /* unused - available. */

    XmTextPosition dest_position;  /* Location of the destination point. */

    int disable_depth;		   /* How many levels of disable we've done. */

    int pending_scroll;		/* Number of lines we want to scroll. */

    int total_lines;		/* Total number of lines in the text widget */

    int top_line;		/* Line number of the top visible line */

    int vsbar_scrolling;	/* scrolling using the vertical scrollbar */

    Cardinal number_lines;	/* Number of line table entries. */

    Cardinal maximum_lines;	/* Maximum number of line table entries. */

    Line line;			/* Pointer to array of line table entries. */

    Ranges repaint;		/* Info on the repaint ranges. */

    _XmHighlightData highlight;	/* Info on the highlighting regions. */

    _XmHighlightData old_highlight;/* Old value of above. */

    Widget inner_widget;	/* Pointer to widget which actually contains

				   text (may be same or different from

				   this record).  */

    XmTextLineTable line_table;

    unsigned int table_size;

    unsigned int table_index;

    XtCallbackList  destination_callback;   /* Selection destination cb */

    int          hsbar_scrolling;/* scroring using the horizontal scrollbar */

    OnTheSpotDataTW onthespot;  /* On the spot preedit style support. */

    XtTranslations tm_table;

} XmTextPart;

typedef struct _XmTextRec {

    CorePart	core;

    XmPrimitivePart primitive;

    XmTextPart text;

} XmTextRec;

#ifdef __cplusplus

}  /* Close scope of 'extern "C"' declaration which encloses file. */

#endif

#endif /* _XmTextP_h */

/* DON't ADD STUFF AFTER THIS #endif */