xref: /freebsd/contrib/ncurses/include/nc_panel.h (revision 8ddb146abcdf061be9f2c0db7e391697dafad85c)
1 /****************************************************************************
2  * Copyright 2020 Thomas E. Dickey                                          *
3  * Copyright 1998-2009,2017 Free Software Foundation, Inc.                  *
4  *                                                                          *
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29 
30 /****************************************************************************
31  *  Author: Juergen Pfeifer                        1997                     *
32  *     and: Thomas E. Dickey                                                *
33  ****************************************************************************/
34 
35 /*
36  * $Id: nc_panel.h,v 1.10 2020/02/02 23:34:34 tom Exp $
37  *
38  *	nc_panel.h
39  *
40  *	Headerfile to provide an interface for the panel layer into
41  *      the SCREEN structure of the ncurses core.
42  */
43 
44 #ifndef NC_PANEL_H
45 #define NC_PANEL_H 1
46 
47 #include <ncurses_cfg.h>
48 #include <curses.h>
49 
50 #ifdef __cplusplus
51 extern "C"
52 {
53 #endif
54 
55   struct panel;			/* Forward Declaration */
56 
57   struct panelhook
58     {
59       struct panel *top_panel;
60       struct panel *bottom_panel;
61       struct panel *stdscr_pseudo_panel;
62 #if NO_LEAKS
63       int (*destroy) (struct panel *);
64 #endif
65     };
66 
67   struct screen;		/* Forward declaration */
68 /* Retrieve the panelhook of the specified screen */
69   extern NCURSES_EXPORT(struct panelhook *)
70     _nc_panelhook (void);
71 #if NCURSES_SP_FUNCS
72   extern NCURSES_EXPORT(struct panelhook *)
73     NCURSES_SP_NAME(_nc_panelhook) (SCREEN *);
74 #endif
75 
76 #ifdef __cplusplus
77 }
78 #endif
79 
80 #endif				/* NC_PANEL_H */
81