From 35a2f2df767865d03fe10d0d16fd8f3e50ed503f Mon Sep 17 00:00:00 2001
From: Havoc Pennington <hp@pobox.com>
Date: Sun, 10 Mar 2002 18:36:08 +0000
Subject: [PATCH] support _NET_NUMBER_OF_DESKTOPS message so you can change
 number of

2002-03-10  Havoc Pennington  <hp@pobox.com>

	* src/display.c (event_callback): support _NET_NUMBER_OF_DESKTOPS
	message so you can change number of desktops with the pager

	* src/prefs.c (meta_prefs_set_num_workspaces): new function

	* src/display.c (meta_spew_event): print stacking aspects of
	configure request
---
 ChangeLog     | 10 ++++++++++
 src/display.c | 42 ++++++++++++++++++++++++++++++++++++++++--
 src/prefs.c   | 28 ++++++++++++++++++++++++++++
 src/prefs.h   |  2 ++
 4 files changed, 80 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index b09035e1d..56a948f9a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,13 @@
+2002-03-10  Havoc Pennington  <hp@pobox.com>
+
+	* src/display.c (event_callback): support _NET_NUMBER_OF_DESKTOPS
+	message so you can change number of desktops with the pager
+
+	* src/prefs.c (meta_prefs_set_num_workspaces): new function
+
+	* src/display.c (meta_spew_event): print stacking aspects of
+	configure requests
+
 2002-03-10  Havoc Pennington  <hp@pobox.com>
 
 	* src/screen.c (set_supported_hint): we didn't claim to support 
diff --git a/src/display.c b/src/display.c
index 0ea81ad73..bf6c4a554 100644
--- a/src/display.c
+++ b/src/display.c
@@ -1252,6 +1252,18 @@ event_callback (XEvent   *event,
                   else
                     meta_verbose ("Don't know about workspace %d\n", space);
                 }
+              else if (event->xclient.message_type ==
+                       display->atom_net_number_of_desktops)
+                {
+                  int num_spaces;
+              
+                  num_spaces = event->xclient.data.l[0];
+              
+                  meta_verbose ("Request to set number of workspaces to %d\n",
+                                num_spaces);
+
+                  meta_prefs_set_num_workspaces (num_spaces);
+                }
               else if (event->xclient.message_type ==
                        display->atom_metacity_restart_message)
                 {
@@ -1497,6 +1509,26 @@ meta_event_mode_to_string (int m)
   return mode;
 }
 
+const char*
+stack_mode_to_string (int mode)
+{
+  switch (mode)
+    {
+    case Above:
+      return "Above";
+    case Below:
+      return "Below";
+    case TopIf:
+      return "TopIf";
+    case BottomIf:
+      return "BottomIf";
+    case Opposite:
+      return "Opposite";      
+    }
+
+  return "Unknown";
+}
+
 static char*
 key_event_description (Display *xdisplay,
                        XEvent  *event)
@@ -1622,7 +1654,7 @@ meta_spew_event (MetaDisplay *display,
       break;
     case ConfigureRequest:
       name = "ConfigureRequest";
-      extra = g_strdup_printf ("parent: 0x%lx window: 0x%lx x: %d %sy: %d %sw: %d %sh: %d %sborder: %d %s",
+      extra = g_strdup_printf ("parent: 0x%lx window: 0x%lx x: %d %sy: %d %sw: %d %sh: %d %sborder: %d %sabove: %lx %sstackmode: %lx %s",
                                event->xconfigurerequest.parent,
                                event->xconfigurerequest.window,
                                event->xconfigurerequest.x,
@@ -1639,7 +1671,13 @@ meta_spew_event (MetaDisplay *display,
                                CWHeight ? "" : "(unset) ",
                                event->xconfigurerequest.border_width,
                                event->xconfigurerequest.value_mask &
-                               CWBorderWidth ? "" : "(unset)");
+                               CWBorderWidth ? "" : "(unset)",
+                               event->xconfigurerequest.above,
+                               event->xconfigurerequest.value_mask &
+                               CWSibling ? "" : "(unset)",
+                               stack_mode_to_string (event->xconfigurerequest.detail),
+                               event->xconfigurerequest.value_mask &
+                               CWStackMode ? "" : "(unset)");
       break;
     case GravityNotify:
       name = "GravityNotify";
diff --git a/src/prefs.c b/src/prefs.c
index 90177d466..ba898f587 100644
--- a/src/prefs.c
+++ b/src/prefs.c
@@ -614,3 +614,31 @@ meta_preference_to_string (MetaPreference pref)
 
   return "(unknown)";
 }
+
+void
+meta_prefs_set_num_workspaces (int n_workspaces)
+{
+  GError *err;
+  
+  if (default_client == NULL)
+    return;
+
+  if (n_workspaces < 1)
+    n_workspaces = 1;
+  if (n_workspaces > MAX_REASONABLE_WORKSPACES)
+    n_workspaces = MAX_REASONABLE_WORKSPACES;
+  
+  err = NULL;
+  gconf_client_set_int (default_client,
+                        KEY_NUM_WORKSPACES,
+                        n_workspaces,
+                        &err);
+
+  if (err)
+    {
+      meta_warning (_("Error setting number of workspaces to %d: %s\n"),
+                    num_workspaces,
+                    err->message);
+      g_error_free (err);
+    }
+}
diff --git a/src/prefs.h b/src/prefs.h
index 617d73074..0684dd2ca 100644
--- a/src/prefs.h
+++ b/src/prefs.h
@@ -56,6 +56,8 @@ int                         meta_prefs_get_titlebar_font_size (void);
 int                         meta_prefs_get_num_workspaces     (void);
 gboolean                    meta_prefs_get_application_based  (void);
 
+void meta_prefs_set_num_workspaces (int n_workspaces);
+
 #endif