Tiling2: Add "floating" as a split mode.

This lets people just create floating windows, without the need to toggle.

src/modules/tiling/e_mod_tiling.c

@@ -444,6 +444,12 @@ _add_client(E_Client *ec)
     if (is_ignored_window(extra))
        return;
 
+    if (_G.split_type == TILING_SPLIT_FLOAT)
+      {
+         extra->floating = EINA_TRUE;
+         return;
+      }
+
     if (extra->tiled)
        return;
 
@@ -631,8 +637,7 @@ _e_mod_action_toggle_split_mode(E_Object   *obj __UNUSED__,
     if (!desk_should_tile_check(desk))
         return;
 
-    _G.split_type = (_G.split_type == TILING_SPLIT_VERTICAL) ?
-       TILING_SPLIT_HORIZONTAL : TILING_SPLIT_VERTICAL;
+    _G.split_type = (_G.split_type + 1) % TILING_SPLIT_LAST;
 }
 
 /* }}} */

src/modules/tiling/window_tree.c

@@ -83,7 +83,11 @@ tiling_window_tree_add(Window_Tree *root, Window_Tree *parent, E_Client *client,
    new_node->client = client;
    Tiling_Split_Type parent_split_type;
 
-   if (!root)
+   if (split_type > TILING_SPLIT_VERTICAL)
+     {
+        return root;
+     }
+   else  if (!root)
      {
         new_node->weight = 1.0;
         return new_node;

src/modules/tiling/window_tree.h

@@ -2,10 +2,12 @@
 #define WINDOW_TREE_H
 #include <e.h>
 
-/* XXX: Gotta be 0 and 1 because it's calculated using level % 2. */
+/* XXX: First two have to be 0 and 1 because I use them with modulo. */
 typedef enum {
      TILING_SPLIT_HORIZONTAL = 0,
-     TILING_SPLIT_VERTICAL = 1
+     TILING_SPLIT_VERTICAL = 1,
+     TILING_SPLIT_FLOAT,
+     TILING_SPLIT_LAST
 } Tiling_Split_Type;
 
 typedef struct _Window_Tree Window_Tree;