From 1993ca87b91845172cade32b77423c925aa150f1 Mon Sep 17 00:00:00 2001
From: sabetts <sabetts>
Date: Fri, 27 Feb 2004 23:16:39 +0000
Subject: new files

---
 src/manage.c   |  7 +++++
 src/xinerama.c | 94 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 src/xinerama.h | 28 +++++++++++++++++
 3 files changed, 129 insertions(+)
 create mode 100644 src/xinerama.c
 create mode 100644 src/xinerama.h

diff --git a/src/manage.c b/src/manage.c
index e85bfe8..d7ed545 100644
--- a/src/manage.c
+++ b/src/manage.c
@@ -392,6 +392,13 @@ scanwins(rp_screen *s)
       /* FIXME - with this code, windows which are entirely off-screen
        * when RP starts won't ever be managed when Xinerama is enabled.
        */
+      { 
+	XWindowAttributes root_attr;
+
+	XGetWindowAttributes (dpy, s->root, &root_attr);
+      PRINT_DEBUG (("attrs: %d %d %d %d %d %d\n", root_attr.x, root_attr.y, 
+		    s->left, s->top, s->left + s->width, s->top + s->height));}
+
       if (rp_have_xinerama
 	  && ((attr.x > s->left + s->width)
                || (attr.x < s->left)
diff --git a/src/xinerama.c b/src/xinerama.c
new file mode 100644
index 0000000..3c94d56
--- /dev/null
+++ b/src/xinerama.c
@@ -0,0 +1,94 @@
+/* functions for grabbing information about Xinerama screens
+ * Copyright (C) 2003 Cameron Patrick
+ *
+ * This file is part of ratpoison.
+ *
+ * ratpoison is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * ratpoison is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this software; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+ * Boston, MA 02111-1307 USA
+ */
+
+#include "ratpoison.h"
+
+#ifdef HAVE_X11_EXTENSIONS_XINERAMA_H
+# include <X11/extensions/Xinerama.h>
+# define XINERAMA
+#endif
+
+int rp_have_xinerama = 0;
+int xine_screen_count;
+
+#ifdef XINERAMA
+static XineramaScreenInfo *xine_screens = NULL;
+#endif
+
+void
+init_xinerama()
+{
+	int evbase, errbase, major, minor;
+	
+	rp_have_xinerama = 0;
+
+#ifdef XINERAMA	
+	if (xine_screens) XFree(xine_screens);
+
+	if (!XineramaQueryExtension(dpy, &evbase, &errbase)) {
+		return;
+	}
+
+	if (!XineramaQueryVersion(dpy, &major, &minor) != Success) {
+		return;
+	}
+
+	if (major != 1) {
+		fprintf (stderr, "Warning: Xinerama version %d.%d not supported\n", major, minor);
+		return;
+	}
+	
+	if (!XineramaIsActive(dpy)) {
+		return;
+	}
+
+	xine_screens = XineramaQueryScreens(dpy, &xine_screen_count);
+	if ((xine_screens == NULL) || (xine_screen_count < 2)) {
+		return;
+	}
+
+	rp_have_xinerama = 1;
+#endif
+}
+
+void xinerama_get_screen_info(int sc, int *x, int *y, int *w, int *h)
+{
+#ifdef XINERAMA
+	if ((sc < xine_screen_count) && (sc >= 0)) {
+		*x = xine_screens[sc].x_org;
+		*y = xine_screens[sc].y_org;
+		*w = xine_screens[sc].width;
+		*h = xine_screens[sc].height;
+	}
+#endif
+}
+
+void
+free_xinerama()
+{
+#ifdef XINERAMA
+	if (xine_screens) {
+		XFree(xine_screens);
+	}
+	rp_have_xinerama = 0;
+#endif
+}
+
diff --git a/src/xinerama.h b/src/xinerama.h
new file mode 100644
index 0000000..a3d19c9
--- /dev/null
+++ b/src/xinerama.h
@@ -0,0 +1,28 @@
+/* Copyright (C) 2003 Cameron Patrick
+ *
+ * This file is part of ratpoison.
+ *
+ * ratpoison is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ * 
+ * ratpoison is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this software; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+ * Boston, MA 02111-1307 USA
+ */
+
+#ifndef XINERAMA_H
+#define XINERAMA_H
+
+void init_xinerama();
+void free_xinerama();
+void xinerama_get_screen_info(int sc, int *x, int *y, int *w, int *h);
+
+#endif
-- 
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