buflist: add option "bar" in command /buflist, do not automatically add the bar when buflist is disabled (closes #994)

src/plugins/buflist/buflist-command.c

@@ -45,6 +45,12 @@ buflist_command_buflist (const void *pointer, void *data,
     if (argc == 1)
         return WEECHAT_RC_OK;
 
+    if (weechat_strcasecmp (argv[1], "bar") == 0)
+    {
+        buflist_add_bar ();
+        return WEECHAT_RC_OK;
+    }
+
     if (weechat_strcasecmp (argv[1], "refresh") == 0)
     {
         buflist_bar_item_update ();
@@ -64,8 +70,9 @@ buflist_command_init ()
     weechat_hook_command (
         "buflist",
         N_("bar item with list of buffers"),
-        "refresh",
-        N_("refresh: force the refresh of the \"buflist\" bar item\n"
+        "bar || refresh",
+        N_("bar: add the \"buflist\" bar\n"
+           "refresh: force the refresh of the \"buflist\" bar item\n"
            "\n"
            "The lines with buffers are displayed using string evaluation "
            "(see /help eval for the format), with these options:\n"
@@ -115,6 +122,6 @@ buflist_command_init ()
            "    - ${hotlist}: the raw hotlist\n"
            "    - ${format_lag}: the lag for an IRC server buffer, empty if "
            "there's no lag (evaluation of option buflist.format.lag)"),
-        "refresh",
+        "bar || refresh",
         &buflist_command_buflist, NULL, NULL);
 }

src/plugins/buflist/buflist.c

@@ -45,7 +45,20 @@ struct t_hdata *buflist_hdata_hotlist = NULL;
 
 
 /*
- * Get IRC server and channel pointers for a buffer.
+ * Adds the buflist bar.
+ */
+
+void
+buflist_add_bar ()
+{
+    weechat_bar_new (BUFLIST_BAR_NAME, "off", "0", "root", "", "left",
+                     "columns_vertical", "vertical", "0", "0",
+                     "default", "default", "default", "on",
+                     BUFLIST_BAR_ITEM_NAME);
+}
+
+/*
+ * Gets IRC server and channel pointers for a buffer.
  *
  * According to buffer:
  * - non IRC buffer: both are NULL
@@ -443,10 +456,8 @@ weechat_plugin_init (struct t_weechat_plugin *plugin, int argc, char *argv[])
 
     buflist_command_init ();
 
-    weechat_bar_new (BUFLIST_BAR_NAME, "off", "0", "root", "", "left",
-                     "columns_vertical", "vertical", "0", "0",
-                     "default", "default", "default", "on",
-                     BUFLIST_BAR_ITEM_NAME);
+    if (weechat_config_boolean (buflist_config_look_enabled))
+        buflist_add_bar ();
 
     buflist_bar_item_update ();
 

src/plugins/buflist/buflist.h

@@ -33,6 +33,7 @@ extern struct t_weechat_plugin *weechat_buflist_plugin;
 extern struct t_hdata *buflist_hdata_buffer;
 extern struct t_hdata *buflist_hdata_hotlist;
 
+extern void buflist_add_bar ();
 extern void buflist_buffer_get_irc_pointers(struct t_gui_buffer *buffer,
                                             struct t_irc_server **server,
                                             struct t_irc_channel **channel);