From d3a98cf6cbc3bd0b9efc570f58e8812c03931c18 Mon Sep 17 00:00:00 2001 From: Simon Rettberg Date: Tue, 16 Oct 2018 10:08:48 +0200 Subject: Original 5.40 --- driver/xscreensaver.h | 210 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 210 insertions(+) create mode 100644 driver/xscreensaver.h (limited to 'driver/xscreensaver.h') diff --git a/driver/xscreensaver.h b/driver/xscreensaver.h new file mode 100644 index 0000000..42cf794 --- /dev/null +++ b/driver/xscreensaver.h @@ -0,0 +1,210 @@ +/* xscreensaver, Copyright (c) 1993-2017 Jamie Zawinski + * + * 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. No representations are made about the suitability of this + * software for any purpose. It is provided "as is" without express or + * implied warranty. + */ + +#ifndef __XSCREENSAVER_H__ +#define __XSCREENSAVER_H__ + +#include +#ifdef HAVE_UNISTD_H +# include +#endif + +#include +#include + +#ifdef HAVE_SIGACTION +# include /* for sigset_t */ +#endif + +#include "prefs.h" + +extern char *progname; +extern char *progclass; + +#undef countof +#define countof(x) (sizeof((x))/sizeof((*x))) + + + +/* ======================================================================= + server extensions and virtual roots + ======================================================================= */ + +extern Bool restore_real_vroot (saver_info *si); +extern void disable_builtin_screensaver (saver_info *, Bool unblank_screen_p); +extern Bool ensure_no_screensaver_running (Display *, Screen *); + +#ifdef HAVE_PROC_INTERRUPTS +extern Bool query_proc_interrupts_available (saver_info *, const char **why); +#endif + +#ifdef HAVE_XINPUT +extern Bool query_xinput_extension (saver_info *); +extern void init_xinput_extension (saver_info *si); +#endif + +/* Display Power Management System (DPMS) interface. */ +extern Bool monitor_powered_on_p (saver_info *si); +extern void monitor_power_on (saver_info *si, Bool on_p); + + +/* ======================================================================= + blanking + ======================================================================= */ + +extern Bool update_screen_layout (saver_info *si); +extern void initialize_screensaver_window (saver_info *si); +extern void initialize_screen_root_widget (saver_screen_info *ssi); + +extern void raise_window (saver_info *si, + Bool inhibit_fade, Bool between_hacks_p, + Bool dont_clear); +extern Bool blank_screen (saver_info *si); +extern void unblank_screen (saver_info *si); +extern void resize_screensaver_window (saver_info *si); + +extern void get_screen_viewport (saver_screen_info *ssi, + int *x_ret, int *y_ret, + int *w_ret, int *h_ret, + int target_x, int target_y, + Bool verbose_p); + + +/* ======================================================================= + locking + ======================================================================= */ + +#ifndef NO_LOCKING +extern Bool unlock_p (saver_info *si); +extern Bool lock_priv_init (int argc, char **argv, Bool verbose_p); +extern Bool lock_init (int argc, char **argv, Bool verbose_p); +extern Bool passwd_valid_p (const char *typed_passwd, Bool verbose_p); +#endif /* NO_LOCKING */ + +extern void set_locked_p (saver_info *si, Bool locked_p); +extern int move_mouse_grab (saver_info *si, Window to, Cursor cursor, + int to_screen_no); +extern int mouse_screen (saver_info *si); + + +/* ======================================================================= + runtime privileges + ======================================================================= */ + +extern void hack_uid (saver_info *si); +extern void describe_uids (saver_info *si, FILE *out); + +/* ======================================================================= + demoing + ======================================================================= */ + +extern void draw_shaded_rectangle (Display *dpy, Window window, + int x, int y, + int width, int height, + int thickness, + unsigned long top_color, + unsigned long bottom_color); +extern int string_width (XFontStruct *font, char *s); + +extern void make_splash_dialog (saver_info *si); +extern void handle_splash_event (saver_info *si, XEvent *e); +extern XFontStruct *splash_load_font (Display *, char *name, char *class); + + +/* ======================================================================= + timers + ======================================================================= */ + +extern void start_notice_events_timer (saver_info *, Window, Bool verbose_p); +extern void cycle_timer (XtPointer si, XtIntervalId *id); +extern void activate_lock_timer (XtPointer si, XtIntervalId *id); +extern void reset_watchdog_timer (saver_info *si, Bool on_p); +extern void idle_timer (XtPointer si, XtIntervalId *id); +extern void de_race_timer (XtPointer si, XtIntervalId *id); +extern void sleep_until_idle (saver_info *si, Bool until_idle_p); +extern void reset_timers (saver_info *si); +extern void schedule_wakeup_event (saver_info *si, Time when, Bool verbose_p); + + +/* ======================================================================= + remote control + ======================================================================= */ + +extern Bool handle_clientmessage (saver_info *, XEvent *, Bool); +extern void maybe_reload_init_file (saver_info *); + +/* ======================================================================= + subprocs + ======================================================================= */ + +extern void handle_signals (saver_info *si); +#ifdef HAVE_SIGACTION + extern sigset_t block_sigchld (void); +#else /* !HAVE_SIGACTION */ + extern int block_sigchld (void); +#endif /* !HAVE_SIGACTION */ +extern void unblock_sigchld (void); +extern void hack_environment (saver_info *si); +extern void hack_subproc_environment (Screen *, Window saver_window); +extern void init_sigchld (void); +extern void spawn_screenhack (saver_screen_info *ssi); +extern pid_t fork_and_exec (saver_screen_info *ssi, const char *command); +extern void kill_screenhack (saver_screen_info *ssi); +extern void suspend_screenhack (saver_screen_info *ssi, Bool suspend_p); +extern Bool screenhack_running_p (saver_info *si); +extern void emergency_kill_subproc (saver_info *si); +extern Bool select_visual (saver_screen_info *ssi, const char *visual_name); +extern void store_saver_status (saver_info *si); +extern const char *signal_name (int signal); + +/* ======================================================================= + subprocs diagnostics + ======================================================================= */ + +extern FILE *real_stderr; +extern FILE *real_stdout; +extern void stderr_log_file (saver_info *si); +extern void initialize_stderr (saver_info *si); +extern void reset_stderr (saver_screen_info *ssi); +extern void clear_stderr (saver_screen_info *ssi); +extern void shutdown_stderr (saver_info *si); + + +/* ======================================================================= + misc + ======================================================================= */ + +extern const char *blurb (void); +extern void save_argv (int argc, char **argv); +extern void saver_exit (saver_info *si, int status, const char *core_reason); +extern void restart_process (saver_info *si); + +extern int saver_ehandler (Display *dpy, XErrorEvent *error); +extern int BadWindow_ehandler (Display *dpy, XErrorEvent *error); +extern Bool window_exists_p (Display *dpy, Window window); +extern Bool in_signal_handler_p; +extern char *timestring (time_t); +extern Bool display_is_on_console_p (saver_info *si); +extern Visual *get_best_gl_visual (saver_info *si, Screen *screen); +extern void check_for_leaks (const char *where); +extern void describe_monitor_layout (saver_info *si); + +#ifdef HAVE_XF86VMODE +Bool safe_XF86VidModeGetViewPort (Display *, int, int *, int *); +#endif /* HAVE_XF86VMODE */ + +extern Atom XA_VROOT, XA_XSETROOT_ID, XA_ESETROOT_PMAP_ID, XA_XROOTPMAP_ID; +extern Atom XA_NET_WM_USER_TIME; +extern Atom XA_SCREENSAVER, XA_SCREENSAVER_VERSION, XA_SCREENSAVER_ID; +extern Atom XA_SCREENSAVER_STATUS, XA_LOCK, XA_BLANK; +extern Atom XA_DEMO, XA_PREFS; + +#endif /* __XSCREENSAVER_H__ */ -- cgit v1.2.3-55-g7522