http://ftp.x.org/contrib/applications/xscreensaver-3.02.tar.gz
[xscreensaver] / driver / timers.c
index 77bc8c30fd20b45964ecf2d593324657d6909064..205906b527da4d5fabeef7cc395474ff10dc7746 100644 (file)
@@ -181,7 +181,7 @@ cycle_timer (XtPointer closure, XtIntervalId *id)
   saver_info *si = (saver_info *) closure;
   saver_preferences *p = &si->prefs;
   Time how_long = p->cycle;
-  if (si->dbox_up_p || si->question_up_p)
+  if (si->dbox_up_p)
     {
       if (p->verbose_p)
        fprintf (stderr, "%s: dialog box up; delaying hack change.\n",
@@ -190,6 +190,7 @@ cycle_timer (XtPointer closure, XtIntervalId *id)
     }
   else
     {
+      maybe_reload_init_file (si);
       if (p->verbose_p)
        fprintf (stderr, "%s: changing graphics hacks.\n", blurb());
       kill_screenhack (si);
@@ -241,10 +242,11 @@ reset_timers (saver_info *si)
             blurb(), p->timeout, si->timer_id);
 #endif /* DEBUG_TIMERS */
 
-  XtRemoveTimeOut (si->timer_id);
+  if (si->timer_id)
+    XtRemoveTimeOut (si->timer_id);
   si->timer_id = XtAppAddTimeOut (si->app, p->timeout, idle_timer,
                                  (XtPointer) si);
-  if (si->cycle_id) abort ();
+  if (si->cycle_id) abort ();  /* no cycle timer when inactive */
 
 #ifdef DEBUG_TIMERS
   if (p->verbose_p)
@@ -270,6 +272,7 @@ check_pointer_timer (XtPointer closure, XtIntervalId *id)
   if (p->use_xidle_extension ||
       p->use_mit_saver_extension ||
       p->use_sgi_saver_extension)
+    /* If an extension is in use, we should not be polling the mouse. */
     abort ();
 
   si->check_pointer_timer_id =
@@ -318,6 +321,20 @@ check_pointer_timer (XtPointer closure, XtIntervalId *id)
 }
 
 
+static void
+dispatch_event (saver_info *si, XEvent *event)
+{
+  /* If this is for the splash dialog, pass it along.
+     Note that the password dialog is handled with its own event loop,
+     so events for that window will never come through here.
+   */
+  if (si->splash_dialog && event->xany.window == si->splash_dialog)
+    handle_splash_event (si, event);
+
+  XtDispatchEvent (event);
+}
+
+
 void
 sleep_until_idle (saver_info *si, Bool until_idle_p)
 {
@@ -450,13 +467,29 @@ sleep_until_idle (saver_info *si, Bool until_idle_p)
 #endif /* DEBUG_TIMERS */
 
        /* If any widgets want to handle this event, let them. */
-       XtDispatchEvent (&event);
+       dispatch_event (si, &event);
 
-       /* We got a user event */
+       /* We got a user event.
+          If we're waiting for the user to become active, this is it.
+          If we're waiting until the user becomes idle, reset the timers
+          (since now we have longer to wait.)
+        */
        if (!until_idle_p)
-         goto DONE;
+         {
+           if (si->demoing_p &&
+               (event.xany.type == MotionNotify ||
+                event.xany.type == KeyRelease))
+             /* When we're demoing a single hack, mouse motion doesn't
+                cause deactivation.  Only clicks and keypresses do. */
+             ;
+           else
+             /* If we're not demoing, then any activity causes deactivation.
+              */
+             goto DONE;
+         }
        else
          reset_timers (si);
+
        break;
 
       default:
@@ -468,15 +501,13 @@ sleep_until_idle (saver_info *si, Bool until_idle_p)
              (XScreenSaverNotifyEvent *) &event;
            if (sevent->state == ScreenSaverOn)
              {
-# ifdef DEBUG_TIMERS
+               int i = 0;
                if (p->verbose_p)
-                 fprintf (stderr, "%s: ScreenSaverOn event received at %s\n",
-                          blurb(), timestring ());
-# endif /* DEBUG_TIMERS */
+                 fprintf (stderr, "%s: MIT ScreenSaverOn event received.\n",
+                          blurb());
 
                /* Get the "real" server window(s) out of the way as soon
                   as possible. */
-               int i = 0;
                for (i = 0; i < si->nscreens; i++)
                  {
                    saver_screen_info *ssi = &si->screens[i];
@@ -488,11 +519,9 @@ sleep_until_idle (saver_info *si, Bool until_idle_p)
 
                if (sevent->kind != ScreenSaverExternal)
                  {
-# ifdef DEBUG_TIMERS
                    fprintf (stderr,
                         "%s: ScreenSaverOn event wasn't of type External!\n",
                             blurb());
-# endif /* DEBUG_TIMERS */
                  }
 
                if (until_idle_p)
@@ -500,20 +529,16 @@ sleep_until_idle (saver_info *si, Bool until_idle_p)
              }
            else if (sevent->state == ScreenSaverOff)
              {
-# ifdef DEBUG_TIMERS
                if (p->verbose_p)
-                 fprintf (stderr, "%s: ScreenSaverOff event received at %s\n",
-                          blurb(), timestring ());
-# endif /* DEBUG_TIMERS */
+                 fprintf (stderr, "%s: MIT ScreenSaverOff event received.\n",
+                          blurb());
                if (!until_idle_p)
                  goto DONE;
              }
-# ifdef DEBUG_TIMERS
-           else if (p->verbose_p)
+           else
              fprintf (stderr,
-                      "%s: unknown MIT-SCREEN-SAVER event received at %s\n",
-                      blurb(), timestring ());
-# endif /* DEBUG_TIMERS */
+                      "%s: unknown MIT-SCREEN-SAVER event %d received!\n",
+                      blurb(), sevent->state);
          }
        else
 
@@ -523,11 +548,9 @@ sleep_until_idle (saver_info *si, Bool until_idle_p)
 #ifdef HAVE_SGI_SAVER_EXTENSION
        if (event.type == (si->sgi_saver_ext_event_number + ScreenSaverStart))
          {
-# ifdef DEBUG_TIMERS
            if (p->verbose_p)
-             fprintf (stderr, "%s: ScreenSaverStart event received at %s\n",
-                      blurb(), timestring ());
-# endif /* DEBUG_TIMERS */
+             fprintf (stderr, "%s: SGI ScreenSaverStart event received.\n",
+                      blurb());
 
            if (until_idle_p)
              goto DONE;
@@ -535,18 +558,16 @@ sleep_until_idle (saver_info *si, Bool until_idle_p)
        else if (event.type == (si->sgi_saver_ext_event_number +
                                ScreenSaverEnd))
          {
-# ifdef DEBUG_TIMERS
            if (p->verbose_p)
-             fprintf (stderr, "%s: ScreenSaverEnd event received at %s\n",
-                      blurb(), timestring ());
-# endif /* DEBUG_TIMERS */
+             fprintf (stderr, "%s: SGI ScreenSaverEnd event received.\n",
+                      blurb());
            if (!until_idle_p)
              goto DONE;
          }
        else
 #endif /* HAVE_SGI_SAVER_EXTENSION */
 
-         XtDispatchEvent (&event);
+         dispatch_event (si, &event);
       }
     }
  DONE:
@@ -575,7 +596,7 @@ sleep_until_idle (saver_info *si, Bool until_idle_p)
       si->timer_id = 0;
     }
 
-  if (until_idle_p && si->cycle_id)
+  if (until_idle_p && si->cycle_id)    /* no cycle timer when inactive */
     abort ();
 
   return;
@@ -604,29 +625,28 @@ static void
 watchdog_timer (XtPointer closure, XtIntervalId *id)
 {
   saver_info *si = (saver_info *) closure;
-  if (!si->demo_mode_p)
+
+  disable_builtin_screensaver (si, False);
+
+  if (si->screen_blanked_p)
     {
-      disable_builtin_screensaver (si, False);
-      if (si->screen_blanked_p)
-       {
-         Bool running_p = screenhack_running_p(si);
+      Bool running_p = screenhack_running_p(si);
 
 #ifdef DEBUG_TIMERS
-         if (si->prefs.verbose_p)
-           fprintf (stderr, "%s: watchdog timer raising %sscreen.\n",
-                    blurb(), (running_p ? "" : "and clearing "));
+      if (si->prefs.verbose_p)
+       fprintf (stderr, "%s: watchdog timer raising %sscreen.\n",
+                blurb(), (running_p ? "" : "and clearing "));
 #endif /* DEBUG_TIMERS */
 
-         raise_window (si, True, True, running_p);
+      raise_window (si, True, True, running_p);
 
-         if (!monitor_powered_on_p (si))
-           {
-             if (si->prefs.verbose_p)
-               fprintf (stderr,
-                        "%s: server reports that monitor has powered down; "
-                        "killing running hacks.\n", blurb());
-             kill_screenhack (si);
-           }
+      if (!monitor_powered_on_p (si))
+       {
+         if (si->prefs.verbose_p)
+           fprintf (stderr,
+                    "%s: server reports that monitor has powered down; "
+                    "killing running hacks.\n", blurb());
+         kill_screenhack (si);
        }
     }
 }