Implement gaps (PR #2047)

2 files changed, 13 insertions, 0 deletions

diff --git a/include/sway/tree/arrange.h b/include/sway/tree/arrange.h
index ce95cfe9..a14bc5dc 100644
--- a/include/sway/tree/arrange.h
+++ b/include/sway/tree/arrange.h
@@ -3,6 +3,12 @@
 
 struct sway_container;
 
+// Remove gaps around container
+void remove_gaps(struct sway_container *c);
+
+// Add gaps around container
+void add_gaps(struct sway_container *c);
+
 // Determine the root container's geometry, then iterate to everything below
 void arrange_root(void);
 
diff --git a/include/sway/tree/container.h b/include/sway/tree/container.h
index 7ed6aab1..b3406bbe 100644
--- a/include/sway/tree/container.h
+++ b/include/sway/tree/container.h
@@ -86,6 +86,13 @@ struct sway_container {
         double saved_x, saved_y;
         double saved_width, saved_height;
 
+        // The gaps currently applied to the container.
+        double current_gaps;
+
+        bool has_gaps;
+        double gaps_inner;
+        double gaps_outer;
+
         list_t *children;
 
         struct sway_container *parent;