2 files changed, 11 insertions, 0 deletions
diff --git a/src/layout/mod.rs b/src/layout/mod.rs
index 470ac3ba..34c9b35a 100644
--- a/src/layout/mod.rs
+++ b/src/layout/mod.rs
@@ -40,6 +40,15 @@ pub struct Layout {
 }
 
 impl Layout {
+    /// Create an empty layout with the specified dimensions.
+    pub fn empty(width: Size, height: Size) -> Layout {
+        Layout {
+            dimensions: Size2D::new(width, height),
+            actions: vec![],
+            debug_render: true,
+        }
+    }
+
     /// Serialize this layout into an output buffer.
     pub fn serialize<W: Write>(&self, f: &mut W) -> io::Result<()> {
         writeln!(
diff --git a/src/layout/tree.rs b/src/layout/tree.rs
index 3a58115f..a0cb1434 100644
--- a/src/layout/tree.rs
+++ b/src/layout/tree.rs
@@ -124,6 +124,8 @@ impl<'a, 'p> TreeLayouter<'a, 'p> {
                     self.start_new_flex();
                 }
 
+                Command::AddFlex(layout) => self.flex.add(layout),
+
                 Command::SetAlignment(alignment) => {
                     self.finish_flex()?;
                     self.alignment = alignment;