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-rw-r--r--unix/tkUnix.c68
1 files changed, 67 insertions, 1 deletions
diff --git a/unix/tkUnix.c b/unix/tkUnix.c
index 65f1a90..c0e454d 100644
--- a/unix/tkUnix.c
+++ b/unix/tkUnix.c
@@ -10,10 +10,13 @@
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tkUnix.c,v 1.6 2004/10/26 13:15:09 dkf Exp $
+ * RCS: @(#) $Id: tkUnix.c,v 1.7 2005/05/27 23:14:29 dkf Exp $
*/
#include <tkInt.h>
+#ifdef HAVE_XSS
+#include <X11/extensions/scrnsaver.h>
+#endif
/*
*----------------------------------------------------------------------
@@ -165,3 +168,66 @@ TkpBuildRegionFromAlphaData(region, x, y, width, height, dataPtr,
dataPtr += lineStride;
}
}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tk_GetUserInactiveTime --
+ *
+ * Return the number of milliseconds the user was inactive.
+ *
+ * Results:
+ * The number of milliseconds since the user's latest interaction
+ * with the system on the given display, or -1 if the
+ * XScreenSaver extension is not supported by the client
+ * libraries or the X server implementation.
+ *
+ * Side effects:
+ * None.
+ *----------------------------------------------------------------------
+ */
+
+long
+Tk_GetUserInactiveTime(dpy)
+ Display *dpy; /* The display for which to query the
+ * inactive time. */
+{
+ long inactiveTime = -1;
+#ifdef HAVE_XSS
+ int eventBase;
+ int errorBase;
+
+ if (XScreenSaverQueryExtension(dpy, &eventBase, &errorBase)) {
+ XScreenSaverInfo *info = XScreenSaverAllocInfo();
+
+ XScreenSaverQueryInfo(dpy, DefaultRootWindow(dpy), info);
+ inactiveTime = info->idle;
+ XFree(info);
+ }
+#endif /* HAVE_XSS */
+ return inactiveTime;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tk_ResetUserInactiveTime --
+ *
+ * Reset the user inactivity timer
+ *
+ * Results:
+ * none
+ *
+ * Side effects:
+ * The user inactivity timer of the underlaying windowing system
+ * is reset to zero.
+ *
+ *----------------------------------------------------------------------
+ */
+
+void
+Tk_ResetUserInactiveTime(dpy)
+ Display *dpy;
+{
+ XResetScreenSaver(dpy);
+}