input: focus window on mouse down on decoration (#4514)

Also unifies vectorToWindow funcs

1 files changed, 6 insertions, 1 deletions

diff --git a/src/SharedDefs.hpp b/src/SharedDefs.hpp
index da7f6938..3dfb272a 100644
--- a/src/SharedDefs.hpp
+++ b/src/SharedDefs.hpp
@@ -52,4 +52,9 @@ struct SWindowDecorationExtents {
     bool operator==(const SWindowDecorationExtents& other) const {
         return topLeft == other.topLeft && bottomRight == other.bottomRight;
     }
-};
\ No newline at end of file
+
+    void addExtents(const SWindowDecorationExtents& other) {
+        topLeft     = topLeft.getComponentMax(other.topLeft);
+        bottomRight = bottomRight.getComponentMax(other.bottomRight);
+    }
+};