LibGUI: More GInputBox refinements.

Fix some GBoxLayout bugs to make the buttons in GInputBox line up better.
There are still some imperfections due to rounding errors.

1 files changed, 7 insertions, 0 deletions

diff --git a/SharedGraphics/Size.h b/SharedGraphics/Size.h
index 62cf8b1c4b..469bb7aaf9 100644
--- a/SharedGraphics/Size.h
+++ b/SharedGraphics/Size.h
@@ -39,6 +39,13 @@ public:
         return *this;
     }
 
+    Size& operator+=(const Size& other)
+    {
+        m_width += other.m_width;
+        m_height += other.m_height;
+        return *this;
+    }
+
     operator WSAPI_Size() const;
 
     String to_string() const { return String::format("[%d,%d]", m_width, m_height); }