xref: /xsrc/external/mit/xorg-server/dist/include/selection.h

/***********************************************************

Copyright 1987, 1998  The Open Group

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Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.

                        All Rights Reserved

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 Digital not be
used in advertising or publicity pertaining to distribution of the
software without specific, written prior permission.

DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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******************************************************************/

#ifndef SELECTION_H
#define SELECTION_H 1

#include "dixstruct.h"
#include "privates.h"

/*
 *  Selection data structures
 */

typedef struct _Selection {
    Atom selection;
    TimeStamp lastTimeChanged;
    Window window;
    WindowPtr pWin;
    ClientPtr client;
    struct _Selection *next;
    PrivateRec *devPrivates;
} Selection;


/*
 *  Selection API
 */

extern _X_EXPORT int dixLookupSelection(Selection **result, Atom name,
		       ClientPtr client, Mask access_mode);

extern _X_EXPORT Selection *CurrentSelections;

extern _X_EXPORT CallbackListPtr SelectionCallback;

typedef enum {
    SelectionSetOwner,
    SelectionWindowDestroy,
    SelectionClientClose
} SelectionCallbackKind;

typedef struct {
    struct _Selection	    *selection;
    ClientPtr		    client;
    SelectionCallbackKind   kind;
} SelectionInfoRec;


/*
 *  Selection server internals
 */

extern _X_EXPORT void InitSelections(void);

extern _X_EXPORT void DeleteWindowFromAnySelections(WindowPtr pWin);

extern _X_EXPORT void DeleteClientFromAnySelections(ClientPtr client);

#endif /* SELECTION_H */