Add some sanity checks to arrangements

[libs/gltk.git] / source / grid.cpp

diff --git a/source/grid.cpp b/source/grid.cpp
index 6296098f511017c339058050a4a73eaba2c81de9..3b44ac857e0058e9e6d34de38ffd158aced3e17e 100644 (file)
--- a/source/grid.cpp
+++ b/source/grid.cpp
@@ -17,6 +17,9 @@ void Grid::skip()
 
 void Grid::next_row()
 {
+       if(row_bottom.empty())
+               throw arrangement_error("empty row not allowed");
+
        finish_row();
 }