[quadrapassel] Do not save size when tiled.

[Arnaud Bonatti <arnaudb src gnome org>]

commit 31d0899a4a9f414db1e74ab6a3c495b04ea30ea2
Author: Arnaud Bonatti <arnaud bonatti gmail com>
Date:   Mon Feb 2 05:11:57 2015 +0100

    Do not save size when tiled.

 src/quadrapassel.vala |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/src/quadrapassel.vala b/src/quadrapassel.vala
index 5885cfb..80de027 100644
--- a/src/quadrapassel.vala
+++ b/src/quadrapassel.vala
@@ -18,6 +18,7 @@ public class Quadrapassel : Gtk.Application
     private int window_width;
     private int window_height;
     private bool is_maximized;
+    private bool is_tiled;
 
     /* Game being played */
     private Game? game = null;
@@ -204,7 +205,7 @@ public class Quadrapassel : Gtk.Application
 
     private void size_allocate_cb (Gtk.Allocation allocation)
     {
-        if (is_maximized)
+        if (is_maximized || is_tiled)
             return;
         window_width = allocation.width;
         window_height = allocation.height;
@@ -214,6 +215,9 @@ public class Quadrapassel : Gtk.Application
     {
         if ((event.changed_mask & Gdk.WindowState.MAXIMIZED) != 0)
             is_maximized = (event.new_window_state & Gdk.WindowState.MAXIMIZED) != 0;
+        /* We don’t save this state, but track it for saving size allocation */
+        if ((event.changed_mask & Gdk.WindowState.TILED) != 0)
+            is_tiled = (event.new_window_state & Gdk.WindowState.TILED) != 0;
         return false;
     }