Reload the Xinerama layout on RandR signal.

The m_head_areas became a vector, because we need to dynamically change its
size. The functions manipulating struts (which refer to a particular head)
now check whether the head still exists.

Signed-off-by: Tomas Janousek <tomi@nomi.cz>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/Screen.hh b/src/Screen.hh
index a503285..c95e573 100644
--- a/src/Screen.hh
+++ b/src/Screen.hh
@@ -590,7 +590,7 @@ private:
     int m_xinerama_num_heads;
     int m_xinerama_center_x, m_xinerama_center_y;
 
-    HeadArea *m_head_areas;
+    std::vector<HeadArea *> m_head_areas;
 
     struct XineramaHeadInfo {
         int x, y, width, height;