LibHTML: Add a Frame class and use it for document layout width

Each HtmlView now has a main_frame(), which represents the main frame
of the web page. Frame inherits from TreeNode<Frame>, which will allow
us to someday implement a Frame tree (to support the <frame> element.)

1 files changed, 10 insertions, 0 deletions

diff --git a/Libraries/LibHTML/DOM/Document.cpp b/Libraries/LibHTML/DOM/Document.cpp
index 22a9d0a910..45482fd91d 100644
--- a/Libraries/LibHTML/DOM/Document.cpp
+++ b/Libraries/LibHTML/DOM/Document.cpp
@@ -4,6 +4,7 @@
 #include <LibHTML/DOM/HTMLHeadElement.h>
 #include <LibHTML/DOM/HTMLHtmlElement.h>
 #include <LibHTML/DOM/HTMLTitleElement.h>
+#include <LibHTML/Frame.h>
 #include <LibHTML/Layout/LayoutDocument.h>
 #include <stdio.h>
 
@@ -63,3 +64,12 @@ String Document::title() const
 
     return title_element->text_content();
 }
+
+void Document::attach_to_frame(Badge<Frame>, Frame& frame)
+{
+    m_frame = frame.make_weak_ptr();
+}
+
+void Document::detach_from_frame(Badge<Frame>, Frame&)
+{
+}