Initial bulk commit for "Git on MSys"

[msysgit/historical-msysgit.git] / mingw / include / X11 / Xlib.h

/* $XConsortium: Xlib.h,v 11.221 93/07/02 14:13:28 gildea Exp $ */
/* 
 * Copyright 1985, 1986, 1987, 1991 by the Massachusetts Institute of Technology
 *
 * Permission to use, copy, modify, and distribute this software and its
 * documentation for any purpose and without fee is hereby granted, 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 name of M.I.T. not be used in advertising
 * or publicity pertaining to distribution of the software without specific, 
 * written prior permission. M.I.T. makes no representations about the 
 * suitability of this software for any purpose.  It is provided "as is"
 * without express or implied warranty.
 *
 * X Window System is a Trademark of MIT.
 *
 */


/*
 *      Xlib.h - Header definition and support file for the C subroutine
 *      interface library (Xlib) to the X Window System Protocol (V11).
 *      Structures and symbols starting with "_" are private to the library.
 */
#ifndef _XLIB_H_
#define _XLIB_H_

#define XlibSpecificationRelease 5

#if !defined(MAC_TCL) && !defined(MAC_OSX_TK)
#   include <X11/X.h>
#endif
#ifdef MAC_TCL
#   include <X.h>
#   define Cursor XCursor
#   define Region XRegion
#endif
#ifdef MAC_OSX_TK
#   include <X11/X.h>
#   define Cursor XCursor
#   define Region XRegion
#endif

/* applications should not depend on these two headers being included! */
#ifdef MAC_TCL
#include <Xfuncproto.h>
#else
#include <X11/Xfuncproto.h>
#endif

#ifndef X_WCHAR
#ifdef X_NOT_STDC_ENV
#define X_WCHAR
#endif
#endif

#ifndef X_WCHAR
#include <stddef.h>
#else
/* replace this with #include or typedef appropriate for your system */
typedef unsigned long wchar_t;
#endif

typedef char *XPointer;

#define Bool int
#if defined(MAC_TCL) || defined(MAC_OSX_TK)
/* Use define rather than typedef, since may need to undefine this later */
#define Status int
#else
typedef int Status;
#endif
#define True 1
#define False 0

#define QueuedAlready 0
#define QueuedAfterReading 1
#define QueuedAfterFlush 2

#define ConnectionNumber(dpy)   ((dpy)->fd)
#define RootWindow(dpy, scr)    (((dpy)->screens[(scr)]).root)
#define DefaultScreen(dpy)      ((dpy)->default_screen)
#define DefaultRootWindow(dpy)  (((dpy)->screens[(dpy)->default_screen]).root)
#define DefaultVisual(dpy, scr) (((dpy)->screens[(scr)]).root_visual)
#define DefaultGC(dpy, scr)     (((dpy)->screens[(scr)]).default_gc)
#define BlackPixel(dpy, scr)    (((dpy)->screens[(scr)]).black_pixel)
#define WhitePixel(dpy, scr)    (((dpy)->screens[(scr)]).white_pixel)
#define AllPlanes               ((unsigned long)~0L)
#define QLength(dpy)            ((dpy)->qlen)
#define DisplayWidth(dpy, scr)  (((dpy)->screens[(scr)]).width)
#define DisplayHeight(dpy, scr) (((dpy)->screens[(scr)]).height)
#define DisplayWidthMM(dpy, scr)(((dpy)->screens[(scr)]).mwidth)
#define DisplayHeightMM(dpy, scr)(((dpy)->screens[(scr)]).mheight)
#define DisplayPlanes(dpy, scr) (((dpy)->screens[(scr)]).root_depth)
#define DisplayCells(dpy, scr)  (DefaultVisual((dpy), (scr))->map_entries)
#define ScreenCount(dpy)        ((dpy)->nscreens)
#define ServerVendor(dpy)       ((dpy)->vendor)
#define ProtocolVersion(dpy)    ((dpy)->proto_major_version)
#define ProtocolRevision(dpy)   ((dpy)->proto_minor_version)
#define VendorRelease(dpy)      ((dpy)->release)
#define DisplayString(dpy)      ((dpy)->display_name)
#define DefaultDepth(dpy, scr)  (((dpy)->screens[(scr)]).root_depth)
#define DefaultColormap(dpy, scr)(((dpy)->screens[(scr)]).cmap)
#define BitmapUnit(dpy)         ((dpy)->bitmap_unit)
#define BitmapBitOrder(dpy)     ((dpy)->bitmap_bit_order)
#define BitmapPad(dpy)          ((dpy)->bitmap_pad)
#define ImageByteOrder(dpy)     ((dpy)->byte_order)
#define NextRequest(dpy)        ((dpy)->request + 1)
#define LastKnownRequestProcessed(dpy)  ((dpy)->request)

/* macros for screen oriented applications (toolkit) */
#define ScreenOfDisplay(dpy, scr)(&((dpy)->screens[(scr)]))
#define DefaultScreenOfDisplay(dpy) (&((dpy)->screens[(dpy)->default_screen]))
#define DisplayOfScreen(s)      ((s)->display)
#define RootWindowOfScreen(s)   ((s)->root)
#define BlackPixelOfScreen(s)   ((s)->black_pixel)
#define WhitePixelOfScreen(s)   ((s)->white_pixel)
#define DefaultColormapOfScreen(s)((s)->cmap)
#define DefaultDepthOfScreen(s) ((s)->root_depth)
#define DefaultGCOfScreen(s)    ((s)->default_gc)
#define DefaultVisualOfScreen(s)((s)->root_visual)
#define WidthOfScreen(s)        ((s)->width)
#define HeightOfScreen(s)       ((s)->height)
#define WidthMMOfScreen(s)      ((s)->mwidth)
#define HeightMMOfScreen(s)     ((s)->mheight)
#define PlanesOfScreen(s)       ((s)->root_depth)
#define CellsOfScreen(s)        (DefaultVisualOfScreen((s))->map_entries)
#define MinCmapsOfScreen(s)     ((s)->min_maps)
#define MaxCmapsOfScreen(s)     ((s)->max_maps)
#define DoesSaveUnders(s)       ((s)->save_unders)
#define DoesBackingStore(s)     ((s)->backing_store)
#define EventMaskOfScreen(s)    ((s)->root_input_mask)

/*
 * Extensions need a way to hang private data on some structures.
 */
typedef struct _XExtData {
        int number;             /* number returned by XRegisterExtension */
        struct _XExtData *next; /* next item on list of data for structure */
        int (*free_private)();  /* called to free private storage */
        XPointer private_data;  /* data private to this extension. */
} XExtData;

/*
 * This file contains structures used by the extension mechanism.
 */
typedef struct {                /* public to extension, cannot be changed */
        int extension;          /* extension number */
        int major_opcode;       /* major op-code assigned by server */
        int first_event;        /* first event number for the extension */
        int first_error;        /* first error number for the extension */
} XExtCodes;

/*
 * Data structure for retrieving info about pixmap formats.
 */

typedef struct {
    int depth;
    int bits_per_pixel;
    int scanline_pad;
} XPixmapFormatValues;


/*
 * Data structure for setting graphics context.
 */
typedef struct {
        int function;           /* logical operation */
        unsigned long plane_mask;/* plane mask */
        unsigned long foreground;/* foreground pixel */
        unsigned long background;/* background pixel */
        int line_width;         /* line width */
        int line_style;         /* LineSolid, LineOnOffDash, LineDoubleDash */
        int cap_style;          /* CapNotLast, CapButt, 
                                   CapRound, CapProjecting */
        int join_style;         /* JoinMiter, JoinRound, JoinBevel */
        int fill_style;         /* FillSolid, FillTiled, 
                                   FillStippled, FillOpaeueStippled */
        int fill_rule;          /* EvenOddRule, WindingRule */
        int arc_mode;           /* ArcChord, ArcPieSlice */
        Pixmap tile;            /* tile pixmap for tiling operations */
        Pixmap stipple;         /* stipple 1 plane pixmap for stipping */
        int ts_x_origin;        /* offset for tile or stipple operations */
        int ts_y_origin;
        Font font;              /* default text font for text operations */
        int subwindow_mode;     /* ClipByChildren, IncludeInferiors */
        Bool graphics_exposures;/* boolean, should exposures be generated */
        int clip_x_origin;      /* origin for clipping */
        int clip_y_origin;
        Pixmap clip_mask;       /* bitmap clipping; other calls for rects */
        int dash_offset;        /* patterned/dashed line information */
        char dashes;
} XGCValues;

/*
 * Graphics context.  The contents of this structure are implementation
 * dependent.  A GC should be treated as opaque by application code.
 */

typedef XGCValues *GC;

/*
 * Visual structure; contains information about colormapping possible.
 */
typedef struct {
        XExtData *ext_data;     /* hook for extension to hang data */
        VisualID visualid;      /* visual id of this visual */
#if defined(__cplusplus) || defined(c_plusplus)
        int c_class;            /* C++ class of screen (monochrome, etc.) */
#else
        int class;              /* class of screen (monochrome, etc.) */
#endif
        unsigned long red_mask, green_mask, blue_mask;  /* mask values */
        int bits_per_rgb;       /* log base 2 of distinct color values */
        int map_entries;        /* color map entries */
} Visual;

/*
 * Depth structure; contains information for each possible depth.
 */     
typedef struct {
        int depth;              /* this depth (Z) of the depth */
        int nvisuals;           /* number of Visual types at this depth */
        Visual *visuals;        /* list of visuals possible at this depth */
} Depth;

/*
 * Information about the screen.  The contents of this structure are
 * implementation dependent.  A Screen should be treated as opaque
 * by application code.
 */
typedef struct {
        XExtData *ext_data;     /* hook for extension to hang data */
        struct _XDisplay *display;/* back pointer to display structure */
        Window root;            /* Root window id. */
        int width, height;      /* width and height of screen */
        int mwidth, mheight;    /* width and height of  in millimeters */
        int ndepths;            /* number of depths possible */
        Depth *depths;          /* list of allowable depths on the screen */
        int root_depth;         /* bits per pixel */
        Visual *root_visual;    /* root visual */
        GC default_gc;          /* GC for the root root visual */
        Colormap cmap;          /* default color map */
        unsigned long white_pixel;
        unsigned long black_pixel;      /* White and Black pixel values */
        int max_maps, min_maps; /* max and min color maps */
        int backing_store;      /* Never, WhenMapped, Always */
        Bool save_unders;       
        long root_input_mask;   /* initial root input mask */
} Screen;

/*
 * Format structure; describes ZFormat data the screen will understand.
 */
typedef struct {
        XExtData *ext_data;     /* hook for extension to hang data */
        int depth;              /* depth of this image format */
        int bits_per_pixel;     /* bits/pixel at this depth */
        int scanline_pad;       /* scanline must padded to this multiple */
} ScreenFormat;

/*
 * Data structure for setting window attributes.
 */
typedef struct {
    Pixmap background_pixmap;   /* background or None or ParentRelative */
    unsigned long background_pixel;     /* background pixel */
    Pixmap border_pixmap;       /* border of the window */
    unsigned long border_pixel; /* border pixel value */
    int bit_gravity;            /* one of bit gravity values */
    int win_gravity;            /* one of the window gravity values */
    int backing_store;          /* NotUseful, WhenMapped, Always */
    unsigned long backing_planes;/* planes to be preseved if possible */
    unsigned long backing_pixel;/* value to use in restoring planes */
    Bool save_under;            /* should bits under be saved? (popups) */
    long event_mask;            /* set of events that should be saved */
    long do_not_propagate_mask; /* set of events that should not propagate */
    Bool override_redirect;     /* boolean value for override-redirect */
    Colormap colormap;          /* color map to be associated with window */
    Cursor cursor;              /* cursor to be displayed (or None) */
} XSetWindowAttributes;

typedef struct {
    int x, y;                   /* location of window */
    int width, height;          /* width and height of window */
    int border_width;           /* border width of window */
    int depth;                  /* depth of window */
    Visual *visual;             /* the associated visual structure */
    Window root;                /* root of screen containing window */
#if defined(__cplusplus) || defined(c_plusplus)
    int c_class;                /* C++ InputOutput, InputOnly*/
#else
    int class;                  /* InputOutput, InputOnly*/
#endif
    int bit_gravity;            /* one of bit gravity values */
    int win_gravity;            /* one of the window gravity values */
    int backing_store;          /* NotUseful, WhenMapped, Always */
    unsigned long backing_planes;/* planes to be preserved if possible */
    unsigned long backing_pixel;/* value to be used when restoring planes */
    Bool save_under;            /* boolean, should bits under be saved? */
    Colormap colormap;          /* color map to be associated with window */
    Bool map_installed;         /* boolean, is color map currently installed*/
    int map_state;              /* IsUnmapped, IsUnviewable, IsViewable */
    long all_event_masks;       /* set of events all people have interest in*/
    long your_event_mask;       /* my event mask */
    long do_not_propagate_mask; /* set of events that should not propagate */
    Bool override_redirect;     /* boolean value for override-redirect */
    Screen *screen;             /* back pointer to correct screen */
} XWindowAttributes;

/*
 * Data structure for host setting; getting routines.
 *
 */

typedef struct {
        int family;             /* for example FamilyInternet */
        int length;             /* length of address, in bytes */
        char *address;          /* pointer to where to find the bytes */
} XHostAddress;

/*
 * Data structure for "image" data, used by image manipulation routines.
 */
typedef struct _XImage {
    int width, height;          /* size of image */
    int xoffset;                /* number of pixels offset in X direction */
    int format;                 /* XYBitmap, XYPixmap, ZPixmap */
    char *data;                 /* pointer to image data */
    int byte_order;             /* data byte order, LSBFirst, MSBFirst */
    int bitmap_unit;            /* quant. of scanline 8, 16, 32 */
    int bitmap_bit_order;       /* LSBFirst, MSBFirst */
    int bitmap_pad;             /* 8, 16, 32 either XY or ZPixmap */
    int depth;                  /* depth of image */
    int bytes_per_line;         /* accelarator to next line */
    int bits_per_pixel;         /* bits per pixel (ZPixmap) */
    unsigned long red_mask;     /* bits in z arrangment */
    unsigned long green_mask;
    unsigned long blue_mask;
    XPointer obdata;            /* hook for the object routines to hang on */
    struct funcs {              /* image manipulation routines */
        struct _XImage *(*create_image)();
#if NeedFunctionPrototypes
        int (*destroy_image)        (struct _XImage *);
        unsigned long (*get_pixel)  (struct _XImage *, int, int);
        int (*put_pixel)            (struct _XImage *, int, int, unsigned long);
        struct _XImage *(*sub_image)(struct _XImage *, int, int, unsigned int, unsigned int);
        int (*add_pixel)            (struct _XImage *, long);
#else
        int (*destroy_image)();
        unsigned long (*get_pixel)();
        int (*put_pixel)();
        struct _XImage *(*sub_image)();
        int (*add_pixel)();
#endif
        } f;
} XImage;

/* 
 * Data structure for XReconfigureWindow
 */
typedef struct {
    int x, y;
    int width, height;
    int border_width;
    Window sibling;
    int stack_mode;
} XWindowChanges;

/*
 * Data structure used by color operations
 */
typedef struct {
        unsigned long pixel;
        unsigned short red, green, blue;
        char flags;  /* do_red, do_green, do_blue */
        char pad;
} XColor;

/* 
 * Data structures for graphics operations.  On most machines, these are
 * congruent with the wire protocol structures, so reformatting the data
 * can be avoided on these architectures.
 */
typedef struct {
    short x1, y1, x2, y2;
} XSegment;

typedef struct {
    short x, y;
} XPoint;
    
typedef struct {
    short x, y;
    unsigned short width, height;
} XRectangle;
    
typedef struct {
    short x, y;
    unsigned short width, height;
    short angle1, angle2;
} XArc;


/* Data structure for XChangeKeyboardControl */

typedef struct {
        int key_click_percent;
        int bell_percent;
        int bell_pitch;
        int bell_duration;
        int led;
        int led_mode;
        int key;
        int auto_repeat_mode;   /* On, Off, Default */
} XKeyboardControl;

/* Data structure for XGetKeyboardControl */

typedef struct {
        int key_click_percent;
        int bell_percent;
        unsigned int bell_pitch, bell_duration;
        unsigned long led_mask;
        int global_auto_repeat;
        char auto_repeats[32];
} XKeyboardState;

/* Data structure for XGetMotionEvents.  */

typedef struct {
        Time time;
        short x, y;
} XTimeCoord;

/* Data structure for X{Set,Get}ModifierMapping */

typedef struct {
        int max_keypermod;      /* The server's max # of keys per modifier */
        KeyCode *modifiermap;   /* An 8 by max_keypermod array of modifiers */
} XModifierKeymap;


/*
 * Display datatype maintaining display specific data.
 * The contents of this structure are implementation dependent.
 * A Display should be treated as opaque by application code.
 */
typedef struct _XDisplay {
        XExtData *ext_data;     /* hook for extension to hang data */
        struct _XFreeFuncs *free_funcs; /* internal free functions */
        int fd;                 /* Network socket. */
        int conn_checker;         /* ugly thing used by _XEventsQueued */
        int proto_major_version;/* maj. version of server's X protocol */
        int proto_minor_version;/* minor version of servers X protocol */
        char *vendor;           /* vendor of the server hardware */
        XID resource_base;      /* resource ID base */
        XID resource_mask;      /* resource ID mask bits */
        XID resource_id;        /* allocator current ID */
        int resource_shift;     /* allocator shift to correct bits */
        XID (*resource_alloc)(); /* allocator function */
        int byte_order;         /* screen byte order, LSBFirst, MSBFirst */
        int bitmap_unit;        /* padding and data requirements */
        int bitmap_pad;         /* padding requirements on bitmaps */
        int bitmap_bit_order;   /* LeastSignificant or MostSignificant */
        int nformats;           /* number of pixmap formats in list */
        ScreenFormat *pixmap_format;    /* pixmap format list */
        int vnumber;            /* Xlib's X protocol version number. */
        int release;            /* release of the server */
        struct _XSQEvent *head, *tail;  /* Input event queue. */
        int qlen;               /* Length of input event queue */
        unsigned long request;  /* sequence number of last request. */
        char *last_req;         /* beginning of last request, or dummy */
        char *buffer;           /* Output buffer starting address. */
        char *bufptr;           /* Output buffer index pointer. */
        char *bufmax;           /* Output buffer maximum+1 address. */
        unsigned max_request_size; /* maximum number 32 bit words in request*/
        struct _XrmHashBucketRec *db;
        int (*synchandler)();   /* Synchronization handler */
        char *display_name;     /* "host:display" string used on this connect*/
        int default_screen;     /* default screen for operations */
        int nscreens;           /* number of screens on this server*/
        Screen *screens;        /* pointer to list of screens */
        unsigned long motion_buffer;    /* size of motion buffer */
        unsigned long flags;    /* internal connection flags */
        int min_keycode;        /* minimum defined keycode */
        int max_keycode;        /* maximum defined keycode */
        KeySym *keysyms;        /* This server's keysyms */
        XModifierKeymap *modifiermap;   /* This server's modifier keymap */
        int keysyms_per_keycode;/* number of rows */
        char *xdefaults;        /* contents of defaults from server */
        char *scratch_buffer;   /* place to hang scratch buffer */
        unsigned long scratch_length;   /* length of scratch buffer */
        int ext_number;         /* extension number on this display */
        struct _XExten *ext_procs; /* extensions initialized on this display */
        /*
         * the following can be fixed size, as the protocol defines how
         * much address space is available. 
         * While this could be done using the extension vector, there
         * may be MANY events processed, so a search through the extension
         * list to find the right procedure for each event might be
         * expensive if many extensions are being used.
         */
        Bool (*event_vec[128])();  /* vector for wire to event */
        Status (*wire_vec[128])(); /* vector for event to wire */
        KeySym lock_meaning;       /* for XLookupString */
        struct _XLockInfo *lock;   /* multi-thread state, display lock */
        struct _XInternalAsync *async_handlers; /* for internal async */
        unsigned long bigreq_size; /* max size of big requests */
        struct _XLockPtrs *lock_fns; /* pointers to threads functions */
        /* things above this line should not move, for binary compatibility */
        struct _XKeytrans *key_bindings; /* for XLookupString */
        Font cursor_font;          /* for XCreateFontCursor */
        struct _XDisplayAtoms *atoms; /* for XInternAtom */
        unsigned int mode_switch;  /* keyboard group modifiers */
        struct _XContextDB *context_db; /* context database */
        Bool (**error_vec)();      /* vector for wire to error */
        /*
         * Xcms information
         */
        struct {
           XPointer defaultCCCs;  /* pointer to an array of default XcmsCCC */
           XPointer clientCmaps;  /* pointer to linked list of XcmsCmapRec */
           XPointer perVisualIntensityMaps;
                                  /* linked list of XcmsIntensityMap */
        } cms;
        struct _XIMFilter *im_filters;
        struct _XSQEvent *qfree; /* unallocated event queue elements */
        unsigned long next_event_serial_num; /* inserted into next queue elt */
        int (*savedsynchandler)(); /* user synchandler when Xlib usurps */
} Display;

#if NeedFunctionPrototypes      /* prototypes require event type definitions */
#undef _XEVENT_
#endif
#ifndef _XEVENT_

#define XMaxTransChars 4

/*
 * Definitions of specific events.
 */
typedef struct {
        int type;               /* of event */
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window window;          /* "event" window it is reported relative to */
        Window root;            /* root window that the event occured on */
        Window subwindow;       /* child window */
        Time time;              /* milliseconds */
        int x, y;               /* pointer x, y coordinates in event window */
        int x_root, y_root;     /* coordinates relative to root */
        unsigned int state;     /* key or button mask */
        unsigned int keycode;   /* detail */
        Bool same_screen;       /* same screen flag */
        char trans_chars[XMaxTransChars];
                                /* translated characters */
        int nbytes;
} XKeyEvent;
typedef XKeyEvent XKeyPressedEvent;
typedef XKeyEvent XKeyReleasedEvent;

typedef struct {
        int type;               /* of event */
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window window;          /* "event" window it is reported relative to */
        Window root;            /* root window that the event occured on */
        Window subwindow;       /* child window */
        Time time;              /* milliseconds */
        int x, y;               /* pointer x, y coordinates in event window */
        int x_root, y_root;     /* coordinates relative to root */
        unsigned int state;     /* key or button mask */
        unsigned int button;    /* detail */
        Bool same_screen;       /* same screen flag */
} XButtonEvent;
typedef XButtonEvent XButtonPressedEvent;
typedef XButtonEvent XButtonReleasedEvent;

typedef struct {
        int type;               /* of event */
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window window;          /* "event" window reported relative to */
        Window root;            /* root window that the event occured on */
        Window subwindow;       /* child window */
        Time time;              /* milliseconds */
        int x, y;               /* pointer x, y coordinates in event window */
        int x_root, y_root;     /* coordinates relative to root */
        unsigned int state;     /* key or button mask */
        char is_hint;           /* detail */
        Bool same_screen;       /* same screen flag */
} XMotionEvent;
typedef XMotionEvent XPointerMovedEvent;

typedef struct {
        int type;               /* of event */
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window window;          /* "event" window reported relative to */
        Window root;            /* root window that the event occured on */
        Window subwindow;       /* child window */
        Time time;              /* milliseconds */
        int x, y;               /* pointer x, y coordinates in event window */
        int x_root, y_root;     /* coordinates relative to root */
        int mode;               /* NotifyNormal, NotifyGrab, NotifyUngrab */
        int detail;
        /*
         * NotifyAncestor, NotifyVirtual, NotifyInferior, 
         * NotifyNonlinear,NotifyNonlinearVirtual
         */
        Bool same_screen;       /* same screen flag */
        Bool focus;             /* boolean focus */
        unsigned int state;     /* key or button mask */
} XCrossingEvent;
typedef XCrossingEvent XEnterWindowEvent;
typedef XCrossingEvent XLeaveWindowEvent;

typedef struct {
        int type;               /* FocusIn or FocusOut */
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window window;          /* window of event */
        int mode;               /* NotifyNormal, NotifyGrab, NotifyUngrab */
        int detail;
        /*
         * NotifyAncestor, NotifyVirtual, NotifyInferior, 
         * NotifyNonlinear,NotifyNonlinearVirtual, NotifyPointer,
         * NotifyPointerRoot, NotifyDetailNone 
         */
} XFocusChangeEvent;
typedef XFocusChangeEvent XFocusInEvent;
typedef XFocusChangeEvent XFocusOutEvent;

/* generated on EnterWindow and FocusIn  when KeyMapState selected */
typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window window;
        char key_vector[32];
} XKeymapEvent; 

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window window;
        int x, y;
        int width, height;
        int count;              /* if non-zero, at least this many more */
} XExposeEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Drawable drawable;
        int x, y;
        int width, height;
        int count;              /* if non-zero, at least this many more */
        int major_code;         /* core is CopyArea or CopyPlane */
        int minor_code;         /* not defined in the core */
} XGraphicsExposeEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Drawable drawable;
        int major_code;         /* core is CopyArea or CopyPlane */
        int minor_code;         /* not defined in the core */
} XNoExposeEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window window;
        int state;              /* Visibility state */
} XVisibilityEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window parent;          /* parent of the window */
        Window window;          /* window id of window created */
        int x, y;               /* window location */
        int width, height;      /* size of window */
        int border_width;       /* border width */
        Bool override_redirect; /* creation should be overridden */
} XCreateWindowEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window event;
        Window window;
} XDestroyWindowEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window event;
        Window window;
        Bool from_configure;
} XUnmapEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window event;
        Window window;
        Bool override_redirect; /* boolean, is override set... */
} XMapEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window parent;
        Window window;
} XMapRequestEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window event;
        Window window;
        Window parent;
        int x, y;
        Bool override_redirect;
} XReparentEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window event;
        Window window;
        int x, y;
        int width, height;
        int border_width;
        Window above;
        Bool override_redirect;
} XConfigureEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window event;
        Window window;
        int x, y;
} XGravityEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window window;
        int width, height;
} XResizeRequestEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window parent;
        Window window;
        int x, y;
        int width, height;
        int border_width;
        Window above;
        int detail;             /* Above, Below, TopIf, BottomIf, Opposite */
        unsigned long value_mask;
} XConfigureRequestEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window event;
        Window window;
        int place;              /* PlaceOnTop, PlaceOnBottom */
} XCirculateEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window parent;
        Window window;
        int place;              /* PlaceOnTop, PlaceOnBottom */
} XCirculateRequestEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window window;
        Atom atom;
        Time time;
        int state;              /* NewValue, Deleted */
} XPropertyEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window window;
        Atom selection;
        Time time;
} XSelectionClearEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window owner;
        Window requestor;
        Atom selection;
        Atom target;
        Atom property;
        Time time;
} XSelectionRequestEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window requestor;
        Atom selection;
        Atom target;
        Atom property;          /* ATOM or None */
        Time time;
} XSelectionEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window window;
        Colormap colormap;      /* COLORMAP or None */
#if defined(__cplusplus) || defined(c_plusplus)
        Bool c_new;             /* C++ */
#else
        Bool new;
#endif
        int state;              /* ColormapInstalled, ColormapUninstalled */
} XColormapEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window window;
        Atom message_type;
        int format;
        union {
                char b[20];
                short s[10];
                long l[5];
                } data;
} XClientMessageEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;       /* Display the event was read from */
        Window window;          /* unused */
        int request;            /* one of MappingModifier, MappingKeyboard,
                                   MappingPointer */
        int first_keycode;      /* first keycode */
        int count;              /* defines range of change w. first_keycode*/
} XMappingEvent;

typedef struct {
        int type;
        Display *display;       /* Display the event was read from */
        XID resourceid;         /* resource id */
        unsigned long serial;   /* serial number of failed request */
        unsigned char error_code;       /* error code of failed request */
        unsigned char request_code;     /* Major op-code of failed request */
        unsigned char minor_code;       /* Minor op-code of failed request */
} XErrorEvent;

typedef struct {
        int type;
        unsigned long serial;   /* # of last request processed by server */
        Bool send_event;        /* true if this came from a SendEvent request */
        Display *display;/* Display the event was read from */
        Window window;  /* window on which event was requested in event mask */
} XAnyEvent;

/*
 * this union is defined so Xlib can always use the same sized
 * event structure internally, to avoid memory fragmentation.
 */
typedef union _XEvent {
        int type;               /* must not be changed; first element */
        XAnyEvent xany;
        XKeyEvent xkey;
        XButtonEvent xbutton;
        XMotionEvent xmotion;
        XCrossingEvent xcrossing;
        XFocusChangeEvent xfocus;
        XExposeEvent xexpose;
        XGraphicsExposeEvent xgraphicsexpose;
        XNoExposeEvent xnoexpose;
        XVisibilityEvent xvisibility;
        XCreateWindowEvent xcreatewindow;
        XDestroyWindowEvent xdestroywindow;
        XUnmapEvent xunmap;
        XMapEvent xmap;
        XMapRequestEvent xmaprequest;
        XReparentEvent xreparent;
        XConfigureEvent xconfigure;
        XGravityEvent xgravity;
        XResizeRequestEvent xresizerequest;
        XConfigureRequestEvent xconfigurerequest;
        XCirculateEvent xcirculate;
        XCirculateRequestEvent xcirculaterequest;
        XPropertyEvent xproperty;
        XSelectionClearEvent xselectionclear;
        XSelectionRequestEvent xselectionrequest;
        XSelectionEvent xselection;
        XColormapEvent xcolormap;
        XClientMessageEvent xclient;
        XMappingEvent xmapping;
        XErrorEvent xerror;
        XKeymapEvent xkeymap;
        long pad[24];
} XEvent;
#endif

#define XAllocID(dpy) ((*(dpy)->resource_alloc)((dpy)))

/*
 * per character font metric information.
 */
typedef struct {
    short       lbearing;       /* origin to left edge of raster */
    short       rbearing;       /* origin to right edge of raster */
    short       width;          /* advance to next char's origin */
    short       ascent;         /* baseline to top edge of raster */
    short       descent;        /* baseline to bottom edge of raster */
    unsigned short attributes;  /* per char flags (not predefined) */
} XCharStruct;

/*
 * To allow arbitrary information with fonts, there are additional properties
 * returned.
 */
typedef struct {
    Atom name;
    unsigned long card32;
} XFontProp;

typedef struct {
    XExtData    *ext_data;      /* hook for extension to hang data */
    Font        fid;            /* Font id for this font */
    unsigned    direction;      /* hint about direction the font is painted */
    unsigned    min_char_or_byte2;/* first character */
    unsigned    max_char_or_byte2;/* last character */
    unsigned    min_byte1;      /* first row that exists */
    unsigned    max_byte1;      /* last row that exists */
    Bool        all_chars_exist;/* flag if all characters have non-zero size*/
    unsigned    default_char;   /* char to print for undefined character */
    int         n_properties;   /* how many properties there are */
    XFontProp   *properties;    /* pointer to array of additional properties*/
    XCharStruct min_bounds;     /* minimum bounds over all existing char*/
    XCharStruct max_bounds;     /* maximum bounds over all existing char*/
    XCharStruct *per_char;      /* first_char to last_char information */
    int         ascent;         /* log. extent above baseline for spacing */
    int         descent;        /* log. descent below baseline for spacing */
} XFontStruct;

/*
 * PolyText routines take these as arguments.
 */
typedef struct {
    char *chars;                /* pointer to string */
    int nchars;                 /* number of characters */
    int delta;                  /* delta between strings */
    Font font;                  /* font to print it in, None don't change */
} XTextItem;

typedef struct {                /* normal 16 bit characters are two bytes */
    unsigned char byte1;
    unsigned char byte2;
} XChar2b;

typedef struct {
    XChar2b *chars;             /* two byte characters */
    int nchars;                 /* number of characters */
    int delta;                  /* delta between strings */
    Font font;                  /* font to print it in, None don't change */
} XTextItem16;


typedef union { Display *display;
                GC gc;
                Visual *visual;
                Screen *screen;
                ScreenFormat *pixmap_format;
                XFontStruct *font; } XEDataObject;

typedef struct {
    XRectangle      max_ink_extent;
    XRectangle      max_logical_extent;
} XFontSetExtents;

typedef struct _XFontSet *XFontSet;

typedef struct {
    char           *chars;
    int             nchars;
    int             delta;
    XFontSet        font_set;
} XmbTextItem;

typedef struct {
    wchar_t        *chars;
    int             nchars;
    int             delta;
    XFontSet        font_set;
} XwcTextItem;

typedef void (*XIMProc)();

typedef struct _XIM *XIM;
typedef struct _XIC *XIC;

typedef unsigned long XIMStyle;

typedef struct {
    unsigned short count_styles;
    XIMStyle *supported_styles;
} XIMStyles;

#define XIMPreeditArea          0x0001L
#define XIMPreeditCallbacks     0x0002L
#define XIMPreeditPosition      0x0004L
#define XIMPreeditNothing       0x0008L
#define XIMPreeditNone          0x0010L
#define XIMStatusArea           0x0100L
#define XIMStatusCallbacks      0x0200L
#define XIMStatusNothing        0x0400L
#define XIMStatusNone           0x0800L

#define XNVaNestedList "XNVaNestedList"
#define XNClientWindow "clientWindow"
#define XNInputStyle "inputStyle"
#define XNFocusWindow "focusWindow"
#define XNResourceName "resourceName"
#define XNResourceClass "resourceClass"
#define XNGeometryCallback "geometryCallback"
#define XNFilterEvents "filterEvents"
#define XNPreeditStartCallback "preeditStartCallback"
#define XNPreeditDoneCallback "preeditDoneCallback"
#define XNPreeditDrawCallback "preeditDrawCallback"
#define XNPreeditCaretCallback "preeditCaretCallback"
#define XNPreeditAttributes "preeditAttributes"
#define XNStatusStartCallback "statusStartCallback"
#define XNStatusDoneCallback "statusDoneCallback"
#define XNStatusDrawCallback "statusDrawCallback"
#define XNStatusAttributes "statusAttributes"
#define XNArea "area"
#define XNAreaNeeded "areaNeeded"
#define XNSpotLocation "spotLocation"
#define XNColormap "colorMap"
#define XNStdColormap "stdColorMap"
#define XNForeground "foreground"
#define XNBackground "background"
#define XNBackgroundPixmap "backgroundPixmap"
#define XNFontSet "fontSet"
#define XNLineSpace "lineSpace"
#define XNCursor "cursor"

#define XBufferOverflow         -1
#define XLookupNone             1
#define XLookupChars            2
#define XLookupKeySym           3
#define XLookupBoth             4

#if NeedFunctionPrototypes
typedef void *XVaNestedList;
#else
typedef XPointer XVaNestedList;
#endif

typedef struct {
    XPointer client_data;
    XIMProc callback;
} XIMCallback;

typedef unsigned long XIMFeedback;

#define XIMReverse      1
#define XIMUnderline    (1<<1) 
#define XIMHighlight    (1<<2)
#define XIMPrimary      (1<<5)
#define XIMSecondary    (1<<6)
#define XIMTertiary     (1<<7)

typedef struct _XIMText {
    unsigned short length;
    XIMFeedback *feedback;
    Bool encoding_is_wchar; 
    union {
        char *multi_byte;
        wchar_t *wide_char;
    } string; 
} XIMText;

typedef struct _XIMPreeditDrawCallbackStruct {
    int caret;          /* Cursor offset within pre-edit string */
    int chg_first;      /* Starting change position */
    int chg_length;     /* Length of the change in character count */
    XIMText *text;
} XIMPreeditDrawCallbackStruct;

typedef enum {
    XIMForwardChar, XIMBackwardChar,
    XIMForwardWord, XIMBackwardWord,
    XIMCaretUp, XIMCaretDown,
    XIMNextLine, XIMPreviousLine,
    XIMLineStart, XIMLineEnd, 
    XIMAbsolutePosition,
    XIMDontChange
} XIMCaretDirection;

typedef enum {
    XIMIsInvisible,     /* Disable caret feedback */ 
    XIMIsPrimary,       /* UI defined caret feedback */
    XIMIsSecondary      /* UI defined caret feedback */
} XIMCaretStyle;

typedef struct _XIMPreeditCaretCallbackStruct {
    int position;                /* Caret offset within pre-edit string */
    XIMCaretDirection direction; /* Caret moves direction */
    XIMCaretStyle style;         /* Feedback of the caret */
} XIMPreeditCaretCallbackStruct;

typedef enum {
    XIMTextType,
    XIMBitmapType
} XIMStatusDataType;
        
typedef struct _XIMStatusDrawCallbackStruct {
    XIMStatusDataType type;
    union {
        XIMText *text;
        Pixmap  bitmap;
    } data;
} XIMStatusDrawCallbackStruct;

typedef int (*XErrorHandler) (      /* WARNING, this type not in Xlib spec */
#if NeedFunctionPrototypes
    Display*            /* display */,
    XErrorEvent*        /* error_event */
#endif
);

_XFUNCPROTOBEGIN



#include "tkIntXlibDecls.h"

_XFUNCPROTOEND

#if defined(MAC_TCL) || defined(MAC_OSX_TK)
#   undef Cursor
#   undef Region
#endif

#endif /* _XLIB_H_ */