1 files changed, 89 insertions, 0 deletions
diff --git a/driver/test-grab.c b/driver/test-grab.c
new file mode 100644
index 0000000..03018eb
--- /dev/null
+++ b/driver/test-grab.c
@@ -0,0 +1,89 @@
+/* test-uid.c --- playing with grabs.
+ * xscreensaver, Copyright (c) 1999, 2004 Jamie Zawinski <jwz@jwz.org>
+ *
+ * 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <stdlib.h>
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif
+
+#include <stdio.h>
+#include <sys/time.h>
+
+#include <X11/Xlib.h>
+#include <X11/Intrinsic.h>
+
+char *progname = 0;
+char *progclass = "XScreenSaver";
+
+#define ALL_POINTER_EVENTS \
+	(ButtonPressMask | ButtonReleaseMask | EnterWindowMask | \
+	 LeaveWindowMask | PointerMotionMask | PointerMotionHintMask | \
+	 Button1MotionMask | Button2MotionMask | Button3MotionMask | \
+	 Button4MotionMask | Button5MotionMask | ButtonMotionMask)
+
+int
+main (int argc, char **argv)
+{
+  XtAppContext app;
+  int kstatus, mstatus;
+  Cursor cursor = 0;
+  int delay = 60 * 15;
+  Widget toplevel_shell = XtAppInitialize (&app, progclass, 0, 0,
+					   &argc, argv, 0, 0, 0);
+  Display *dpy = XtDisplay (toplevel_shell);
+  Window w = RootWindow (dpy, DefaultScreen(dpy));
+  XtGetApplicationNameAndClass (dpy, &progname, &progclass);
+
+  kstatus = XGrabKeyboard (dpy, w, True,
+                           GrabModeSync, GrabModeAsync,
+                           CurrentTime);
+  fprintf (stderr, "%s: grabbing keyboard on 0x%lx... %s.\n",
+           progname, (unsigned long) w,
+           (kstatus == GrabSuccess ? "GrabSuccess" :
+            kstatus == AlreadyGrabbed ? "AlreadyGrabbed" :
+            kstatus == GrabInvalidTime ? "GrabInvalidTime" :
+            kstatus == GrabNotViewable ? "GrabNotViewable" :
+            kstatus == GrabFrozen ? "GrabFrozen" :
+            "???"));
+
+  mstatus = XGrabPointer (dpy, w, True, ALL_POINTER_EVENTS,
+                          GrabModeAsync, GrabModeAsync, None,
+                          cursor, CurrentTime);
+  fprintf (stderr, "%s: grabbing mouse on 0x%lx... %s.\n",
+           progname, (unsigned long) w,
+           (mstatus == GrabSuccess ? "GrabSuccess" :
+            mstatus == AlreadyGrabbed ? "AlreadyGrabbed" :
+            mstatus == GrabInvalidTime ? "GrabInvalidTime" :
+            mstatus == GrabNotViewable ? "GrabNotViewable" :
+            mstatus == GrabFrozen ? "GrabFrozen" :
+            "???"));
+
+  XSync(dpy, False);
+
+  if (kstatus == GrabSuccess || mstatus == GrabSuccess)
+    {
+      fprintf (stderr, "%s: sleeping for %d:%02d:%02d...\n",
+               progname,
+               delay / (60 * 60),
+               (delay % (60 * 60)) / 60,
+               delay % 60);
+      fflush(stderr);
+      sleep (delay);
+      XSync(dpy, False);
+    }
+
+  exit (0);
+}