window: Resize adjacent tiled windows when dragging shared edgedouble-tile-resize

When two windows are tiled side-by-side or in complementary quarter-tile
positions, dragging the shared inside edge now resizes both windows
simultaneously.

Fixes #615

1 files changed, 2 insertions, 0 deletions

diff --git a/src/core/window-private.h b/src/core/window-private.h
index 8ce9a121..83d0d6ae 100644
--- a/src/core/window-private.h
+++ b/src/core/window-private.h
@@ -642,6 +642,8 @@ void meta_window_get_work_area_all_xineramas    (MetaWindow    *window,
 void meta_window_get_current_tile_area         (MetaWindow    *window,
                                                 MetaRectangle *tile_area);
 
+MetaWindow* meta_window_find_tile_match        (MetaWindow    *window);
+
 gboolean meta_window_same_application (MetaWindow *window,
                                        MetaWindow *other_window);