gnome-base/gnome-menus/files/gnome-menus-3.13.3-multiple-desktop.patch

From b4546ab43c2c7ef6fb6cb7e5db83dc3975b56e8e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alberts=20Muktup=C4=81vels?= <alberts.muktupavels@gmail.com>
Date: Mon, 27 Oct 2014 18:41:34 +0200
Subject: desktop-entries: support multiple desktops in XDG_CURRENT_DESKTOP

This is based on glib commit:
5a5e16e93c4f11e635918ecdb41681f63fd05a39
---
 libmenu/desktop-entries.c | 110 ++++++++++++++++++++++------------------------
 1 file changed, 52 insertions(+), 58 deletions(-)

diff --git a/libmenu/desktop-entries.c b/libmenu/desktop-entries.c
index 326f311..bd4f886 100644
--- a/libmenu/desktop-entries.c
+++ b/libmenu/desktop-entries.c
@@ -85,32 +85,27 @@ unix_basename_from_path (const char *path)
     return path;
 }
 
-static const char *
-get_current_desktop (void)
+static const gchar * const *
+get_current_desktops (void)
 {
-  static char *current_desktop = NULL;
+  static gchar **result;
 
-  /* Support XDG_CURRENT_DESKTOP environment variable; this can be used
-   * to abuse gnome-menus in non-GNOME desktops. */
-  if (!current_desktop)
+  if (g_once_init_enter (&result))
     {
-      const char *desktop;
+      const gchar *desktops;
+      gchar **tmp;
 
-      desktop = g_getenv ("XDG_CURRENT_DESKTOP");
+      desktops = g_getenv ("XDG_CURRENT_DESKTOP");
 
-      /* Note: if XDG_CURRENT_DESKTOP is set but empty, do as if it
-       * was not set */
-      if (!desktop || desktop[0] == '\0')
-        current_desktop = g_strdup ("GNOME");
-      else
-        current_desktop = g_strdup (desktop);
-    }
+      if (desktops)
+        desktops = "";
 
-  /* Using "*" means skipping desktop-related checks */
-  if (g_strcmp0 (current_desktop, "*") == 0)
-    return NULL;
+      tmp = g_strsplit (desktops, ":", 0);
+
+      g_once_init_leave (&result, tmp);
+    }
 
-  return current_desktop;
+  return  (const gchar **) result;
 }
 
 static GIcon *
@@ -151,52 +146,58 @@ key_file_get_icon (GKeyFile *key_file)
 static gboolean
 key_file_get_show_in (GKeyFile *key_file)
 {
-  const gchar *current_desktop;
-  gchar **strv;
+  const gchar * const *current_desktops;
+  gchar **only_show_in;
+  gchar **not_show_in;
   gboolean show_in = TRUE;
-  int i;
-
-  current_desktop = get_current_desktop ();
-  if (!current_desktop)
-    return TRUE;
-
-  strv = g_key_file_get_string_list (key_file,
-                                     DESKTOP_ENTRY_GROUP,
-                                     "OnlyShowIn",
-                                     NULL,
-                                     NULL);
-  if (strv)
+  gint i;
+
+  current_desktops = get_current_desktops ();
+  only_show_in = g_key_file_get_string_list (key_file,
+                                             DESKTOP_ENTRY_GROUP,
+                                             "OnlyShowIn",
+                                             NULL,
+                                             NULL);
+  not_show_in = g_key_file_get_string_list (key_file,
+                                            DESKTOP_ENTRY_GROUP,
+                                            "NotShowIn",
+                                            NULL,
+                                            NULL);
+
+  for (i = 0; current_desktops[i]; i++)
     {
-      show_in = FALSE;
-      for (i = 0; strv[i]; i++)
+      gint j;
+
+      if (only_show_in)
         {
-          if (!strcmp (strv[i], current_desktop))
+          show_in = FALSE;
+          for (j = 0; only_show_in[j]; j++)
             {
-              show_in = TRUE;
-              break;
+              if (g_str_equal (only_show_in[j], current_desktops[i]))
+                {
+                  show_in = TRUE;
+                  goto out;
+                }
             }
         }
-    }
-  else
-    {
-      strv = g_key_file_get_string_list (key_file,
-                                         DESKTOP_ENTRY_GROUP,
-                                         "NotShowIn",
-                                         NULL,
-                                         NULL);
-      if (strv)
+
+      if (not_show_in)
         {
           show_in = TRUE;
-          for (i = 0; strv[i]; i++)
+          for (j = 0; not_show_in[j]; j++)
             {
-              if (!strcmp (strv[i], current_desktop))
+              if (g_str_equal (not_show_in[j], current_desktops[i]))
                 {
                   show_in = FALSE;
+                  goto out;
                 }
             }
         }
     }
-  g_strfreev (strv);
+
+out:
+  g_strfreev (only_show_in);
+  g_strfreev (not_show_in);
 
   return show_in;
 }
@@ -579,14 +580,7 @@ gboolean
 desktop_entry_get_show_in (DesktopEntry *entry)
 {
   if (entry->type == DESKTOP_ENTRY_DESKTOP)
-    {
-      const char *current_desktop = get_current_desktop ();
-
-      if (current_desktop == NULL)
-        return TRUE;
-      else
-        return g_desktop_app_info_get_show_in (((DesktopEntryDesktop*)entry)->appinfo, current_desktop);
-    }
+    return g_desktop_app_info_get_show_in (((DesktopEntryDesktop*)entry)->appinfo, NULL);
   return ((DesktopEntryDirectory*)entry)->showin;
 }
 
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