1 files changed, 13 insertions, 0 deletions
diff --git a/ui/HorizontalBox.js b/ui/HorizontalBox.js
new file mode 100644
index 0000000..fd43f8e
--- /dev/null
+++ b/ui/HorizontalBox.js
@@ -0,0 +1,13 @@
+const DisplayElement = require('./DisplayElement')
+
+module.exports = class HorizontalBox extends DisplayElement {
+  // A box that will automatically lay out its children in a horizontal row.
+
+  fixLayout() {
+    let nextX = 0
+    for (let child of this.children) {
+      child.x = nextX
+      nextX = child.right + 1
+    }
+  }
+}