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/*
 * $XConsortium: Xlcint.h /main/1 1996/09/28 16:59:05 rws $
 */
/*
(c) Copyright 1996 Hewlett-Packard Company
(c) Copyright 1996 International Business Machines Corp.
(c) Copyright 1996 Sun Microsystems, Inc.
(c) Copyright 1996 Novell, Inc.
(c) Copyright 1996 Digital Equipment Corp.
(c) Copyright 1996 Fujitsu Limited
(c) Copyright 1996 Hitachi, Ltd.

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Except as contained in this notice, the names of the copyright holders shall
not be used in advertising or otherwise to promote the sale, use or other
dealings in this Software without prior written authorization from said
copyright holders.
*/

/*
 * Copyright 1990, 1991 by OMRON Corporation, NTT Software Corporation,
 *                      and Nippon Telegraph and Telephone Corporation
 * Copyright 1991 by the Massachusetts Institute of Technology
 * Copyright 1991 by the Open Software Foundation
 *
 * Permission to use, copy, modify, distribute, and sell this software and its
 * documentation for any purpose is hereby granted without fee, provided that
 * the above copyright notice appear in all copies and that both that
 * copyright notice and this permission notice appear in supporting
 * documentation, and that the names of OMRON, NTT Software, NTT, Open
 * Software Foundation and M.I.T. not be used in advertising or 
 * publicity pertaining to distribution of the software without specific, 
 * written prior permission. OMRON, NTT Software, NTT, Open Software
 * Foundation and M.I.T. make no representations about the suitability of this
 * software for any purpose.  It is provided "as is" without express or
 * implied warranty.
 *
 * OMRON, NTT SOFTWARE, NTT, OPEN SOFTWARE FOUNDATION AND M.I.T. 
 * DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING 
 * ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT 
 * SHALL OMRON, NTT SOFTWARE, NTT, OPEN SOFTWARE FOUNDATIONN OR M.I.T. BE
 * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 * 
 *	Authors: Li Yuhong		OMRON Corporation
 *		 Tatsuya Kato		NTT Software Corporation
 *		 Hiroshi Kuribayashi	OMRON Coproration
 *		 Muneiyoshi Suzuki	Nippon Telegraph and Telephone Co.
 * 
 *		 M. Collins		OSF  
 */				


#ifndef	_XLCINT_H_
#define	_XLCINT_H_

#ifdef NOT_IN_SERVER

#include <X11/Xresource.h>

/* current Ultrix compiler gets horribly confused */
#if defined(FUNCPROTO) && defined(ultrix)
#undef NeedFunctionPrototypes
#endif

typedef struct _XIMFilter {
    struct _XIMFilter *next;
    Window window;
    unsigned long event_mask;
    int start_type, end_type;
    Bool (*filter)(
#if NeedFunctionPrototypes
	Display*, Window, XEvent*, XPointer
#endif
	);
    XPointer client_data;
} XFilterEventRec, *XFilterEventList;

#ifdef offsetof
#define XOffsetOf(s_type,field) offsetof(s_type,field)
#else
#define XOffsetOf(s_type,field) ((unsigned int)&(((s_type*)NULL)->field))
#endif

#define XIMNumber(arr) ((unsigned int) (sizeof(arr) / sizeof(arr[0])))

typedef struct {
    char    *name;
    XPointer value;
} XIMArg;

#define	ICInputStyle		0
#define	ICClientWindow		1
#define	ICFocusWindow		2
#define	ICFilterEvents		3
#define	ICArea			4
#define	ICAreaNeeded		5
#define	ICSpotLocation		6
#define	ICColormap		7
#define	ICStdColormap		8
#define	ICForeground		9
#define	ICBackground		10
#define	ICBackgroundPixmap	11
#define	ICFontSet		12
#define	ICLineSpace		13
#define	ICCursor		14
#define	ICResourceClass		26
#define	ICResourceName		27
#ifdef __hpux
#define ICNlioctl		28  /* must be > 14 + 11 */
#endif

#define	IMQueryInputStyle	0

#define IMResourceWrite		1
#define IMResourceRead 		2
#define IMResourceReadWrite	3

/*
 * define secondary data structs which are part of Input methods
 * and input context
 */
typedef struct {
    XrmQuark		xrm_name;		/* Resource name quark */
    int			xrm_size;		/* Size in bytes of data */
    long		xrm_offset;		/* -offset-1 */
    unsigned short 	mode;			/* Read Write Permission */
    int			mask;			/* ? */
} XIMrmResource, *XIMrmResourceList;

typedef struct {
    char		*resource_name;		/* Resource string */
    int			resource_size;		/* Size in bytes of data */
    long		resource_offset;	/* -offset-1 */
    unsigned short 	mode;			/* Read Write Permission */
    int			mask;			/* ? */
} XIMResource, *XIMResourceList;

typedef struct {
    XIMCallback start;
    XIMCallback done;
    XIMCallback draw;
    XIMCallback caret;
} ICCallbacks;

/*
 * data block describing the visual attributes associated with
 * an input context
 */
typedef struct {
    XRectangle		area;
    XRectangle		area_needed;
    XPoint		spot_location;
    Colormap		colormap;
    Atom		std_colormap;
    unsigned long	foreground;
    unsigned long	background;
    Pixmap		background_pixmap;
    XFontSet            fontset;
    int	       		line_space;
    Cursor		cursor;
    ICCallbacks		callbacks;
} ICAttributes, *ICAttributesPtr;

typedef struct _XLCd *XLCd; /* need forward reference */

/*
 * define an LC, it's methods, and data.
 */

typedef struct {
  char* (*map_modifiers)(		/* called by XSetModifiers */
#if NeedFunctionPrototypes
	XLCd, char*, char*
#endif
	);
    XFontSet (*create_fontset)(
#if NeedFunctionPrototypes
	XLCd, Display*, char*, char**, int, char***, int*
#endif
	);
    XIM (*open_im)(
#if NeedFunctionPrototypes
	XLCd, Display*, XrmDatabase, char*, char*
#endif
	);
} XLCdMethodsRec, *XLCdMethods;


typedef struct {
    char*		name;			/* name of this LC */
    char*		modifiers;		/* modifiers of locale */
} XLCdCoreRec, *XLCdCore;


typedef struct _XLCd {
    XLCdMethods		methods;		/* methods of this LC */
    XLCdCoreRec		core;			/* data of this LC */
} XLCdRec;


/*
 * X Font Sets are an instantiable object, so we define it, the 
 * object itself, a method list and data
 */

/* 
 * XFontSet object method list
 */
typedef struct {
    /* pure font methods */

    void (*free)(
#if NeedFunctionPrototypes
	Display*, XFontSet
#endif
	);
    
    /* multi-byte text drawing methods */

    int (*mb_escapement)(
#if NeedFunctionPrototypes
	XFontSet, char*, int
#endif
	);
    int (*mb_extents)(
#if NeedFunctionPrototypes
	XFontSet, char*, int, XRectangle*, XRectangle*
#endif
	);
    Status (*mb_extents_per_char)(
#if NeedFunctionPrototypes
	XFontSet, char*, int, XRectangle*, XRectangle*, int, int*,
	XRectangle*, XRectangle*
#endif
	);
    int (*mb_draw_string)(
#if NeedFunctionPrototypes
	Display*, Drawable, XFontSet, GC, int, int, char*, int
#endif
	);
    void (*mb_draw_image_string)(
#if NeedFunctionPrototypes
	Display*, Drawable, XFontSet, GC, int, int, char*, int
#endif
	);

    /* wide character text drawing methods */

    int (*wc_escapement)(
#if NeedFunctionPrototypes
	XFontSet, wchar_t*, int
#endif
	);
    int (*wc_extents)(
#if NeedFunctionPrototypes
	XFontSet, wchar_t*, int, XRectangle*, XRectangle*
#endif
	);
    Status (*wc_extents_per_char)(
#if NeedFunctionPrototypes
	XFontSet, wchar_t*, int, XRectangle*, XRectangle*, int, int*,
	XRectangle*, XRectangle*
#endif
	);
    int (*wc_draw_string)(
#if NeedFunctionPrototypes
	Display*, Drawable, XFontSet, GC, int, int, wchar_t*, int
#endif
	);
    void (*wc_draw_image_string)(
#if NeedFunctionPrototypes
	Display*, Drawable, XFontSet, GC, int, int, wchar_t*, int
#endif
	);
} XFontSetMethodsRec, *XFontSetMethods;


/*
 * XFontSet LC independent data
 */

typedef struct {
    XLCd		lcd;			/* LC of this font set */
    char *		base_name_list;     	/* base font name list */
    int            	num_of_fonts;       	/* number of fonts */
    char **		font_name_list;     	/* font names list */
    XFontStruct **	font_struct_list;   	/* font struct list */
    XFontSetExtents  	font_set_extents;   	/* font set extents */
    char *		default_string;     	/* default string */
    Bool		context_dependent;	/* context-dependent drawing */
} XFontSetCoreRec, *XFontSetCore;


/*
 * An XFontSet.  Implementations may need to extend this data structure to
 * accomodate additional data, state information etc.
 */
typedef struct _XFontSet {
    XFontSetMethods	methods;		/* methods of this font set */
    XFontSetCoreRec	core;			/* data of this font set */
} XFontSetRec;



/*
 * X Input Managers are an instantiable object, so we define it, the 
 * object itself, a method list and data.
 */

/*
 * an Input Manager object method list
 */
typedef struct {
    Status (*close)(
#if NeedFunctionPrototypes
	XIM
#endif
	);
    char* (*get_values)(
#if NeedFunctionPrototypes
	XIM, XIMArg*
#endif
	);
    XIC (*create_ic)(
#if NeedFunctionPrototypes
	XIM, XIMArg*
#endif
	);
} XIMMethodsRec, *XIMMethods;

/*
 * Input Manager LC independent data
 */
typedef struct {
    XLCd		lcd;			/* LC of this input method */
    XIC			ic_chain;		/* list of ICs for this IM */

    Display *		display;               	/* display */
    XrmDatabase 	rdb;
    char *		res_name;
    char *		res_class;

    XIMrmResourceList	ic_resources;		/* compiled IC resource list */
    unsigned int	ic_num_resources;
    XIMrmResourceList	ic_attr_resources;	/* compiled IC visual res */
    unsigned int	ic_num_attr_resources;
} XIMCoreRec, *XIMCore;



/*
 * An X Input Manager (IM).  Implementations may need to extend this data 
 * structure to accomodate additional data, state information etc.
 */
typedef struct _XIM {
    XIMMethods		methods;		/* method list of this IM */
    XIMCoreRec		core;			/* data of this IM */
} XIMRec;



/*
 * X Input Contexts (IC) are an instantiable object, so we define it, the 
 * object itself, a method list and data for this object
 */

/*
 * Input Context method list
 */ 
typedef struct {
    void (*destroy)(
#if NeedFunctionPrototypes
	XIC
#endif
	);
    void (*set_focus)(
#if NeedFunctionPrototypes
	XIC
#endif
	);
    void (*unset_focus)(
#if NeedFunctionPrototypes
	XIC
#endif
	);
    char* (*set_values)(
#if NeedFunctionPrototypes
	XIC, XIMArg*
#endif
	);
    char* (*get_values)(
#if NeedFunctionPrototypes
	XIC, XIMArg*
#endif
	);
    char* (*mb_reset)(
#if NeedFunctionPrototypes
	XIC
#endif
	);
    wchar_t* (*wc_reset)(
#if NeedFunctionPrototypes
	XIC
#endif
	);
    int (*mb_lookup_string)(
#if NeedFunctionPrototypes
	XIC, XKeyEvent*, char*, int, KeySym*, Status*
#endif
	);
    int (*wc_lookup_string)(
#if NeedFunctionPrototypes
	XIC, XKeyEvent*, wchar_t*, int, KeySym*, Status*
#endif
	);
} XICMethodsRec, *XICMethods;



/*
 * Input Context LC independent data
 */
typedef struct {
    XIM			im;			/* XIM this IC belongs too */
    XIC			next;			/* linked list of ICs for IM */

    Window		client_window;		/* window IM can use for */
						/* display or subwindows */
    XIMStyle		input_style;		/* IM's input style */
    Window		focus_window;		/* where key events go */
    XrmDatabase		res_database;		/* where IM gets resources */
    char *		string_database;	/* string for IM's resources */
    XIMCallback		geometry_callback;	/* client callback */
    int			preedit_state;		/*  */
    unsigned long	filter_events;		/* event mask from IM */

    ICAttributes	preedit_attr;		/* visuals of preedit area */
    ICAttributes	status_attr;		/* visuals of status area */
} XICCoreRec, *XICCore;


/*
 * an Input Context.  Implementations may need to extend this data 
 * structure to accomodate additional data, state information etc.
 */
typedef struct _XIC {
    XICMethods		methods;		/* method list of this IC */
    XICCoreRec		core;			/* data of this IC */
} XICRec;

#endif /* NOT_IN_SERVER */

/*
 * Methods for Xrm parsing
 */

typedef struct {
    void (*mbinit)(
#if NeedFunctionPrototypes
	XPointer	/* state */
#endif
	);
    char (*mbchar)(
#if NeedFunctionPrototypes
	XPointer	/* state */,
	char*		/* str */,
	int*		/* lenp */
#endif
	);
    void (*mbfinish)(
#if NeedFunctionPrototypes
	XPointer /* state */
#endif
	);
    char* (*lcname)(
#if NeedFunctionPrototypes
	XPointer /* state */
#endif
	);
    void (*destroy)(
#if NeedFunctionPrototypes
	XPointer /* state */
#endif
	);
} XrmMethodsRec, *XrmMethods;

#ifdef NOT_IN_SERVER

/* current Ultrix compiler gets horribly confused */
#if !defined(NeedFunctionPrototypes) && defined(FUNCPROTO)
#define NeedFunctionPrototypes 1
#endif

typedef XLCd (*XLCdLoadProc)(
#if NeedFunctionPrototypes
    char*
#endif
);

_XFUNCPROTOBEGIN

extern XLCd _XlcCurrentLC(
#if NeedFunctionPrototypes
    void
#endif
);

extern Bool _XlcValidModSyntax(
#if NeedFunctionPrototypes
    char*	/* mods */,
    char**	/* valid */
#endif
);

extern char *_XlcDefaultMapModifiers(
#if NeedFunctionPrototypes
    XLCd	/* lcd */,
    char*	/* user_mods */,
    char*	/* prog_mods */
#endif
);

extern void _XIMCompileResourceList(
#if NeedFunctionPrototypes
    XIMResourceList	/* res */,
    unsigned int	/* num_res */
#endif
);

extern void _XCopyToArg(
#if NeedFunctionPrototypes
    XPointer		/* src */,
    XPointer*		/* dst */,
    unsigned int	/* size */
#endif
);

extern char ** _XParseBaseFontNameList(
#if NeedFunctionPrototypes
    char*		/* str */,
    int*		/* num */
#endif
);

extern XrmMethods _XrmInitParseInfo(
#if NeedFunctionPrototypes
	XPointer*	/* statep */
#endif
);

extern void _XRegisterFilterByMask(
#if NeedFunctionPrototypes
    Display*		/* dpy */,
    Window		/* window */,
    unsigned long	/* event_mask */,
    Bool (*)(
#if NeedNestedPrototypes
	     Display*	/* display */,
	     Window	/* window */,
	     XEvent*	/* event */,
	     XPointer	/* client_data */
#endif
	     )		/* filter */,
    XPointer		/* client_data */
#endif
);

extern void _XRegisterFilterByType(
#if NeedFunctionPrototypes
    Display*		/* dpy */,
    Window		/* window */,
    int			/* start_type */,
    int			/* end_type */,
    Bool (*)(
#if NeedNestedPrototypes
	     Display*	/* display */,
	     Window	/* window */,
	     XEvent*	/* event */,
	     XPointer	/* client_data */
#endif
	     )		/* filter */,
    XPointer		/* client_data */
#endif
);

extern void _XUnregisterFilter(
#if NeedFunctionPrototypes
    Display*		/* dpy */,
    Window		/* window */,
    Bool (*)(
#if NeedNestedPrototypes
	     Display*	/* display */,
	     Window	/* window */,
	     XEvent*	/* event */,
	     XPointer	/* client_data */
#endif
	     )		/* filter */,
    XPointer		/* client_data */
#endif
);

_XFUNCPROTOEND

#endif /* NOT_IN_SERVER */

#endif	/* _XLCINT_H_ */