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

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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.)
This commit is contained in:
Andreas Kling 2019-10-04 15:50:04 +02:00
parent b1758ae2b3
commit 7bc9310170
9 changed files with 101 additions and 8 deletions
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9
Libraries/LibHTML/DOM/Document.h
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@ -3,10 +3,12 @@
#include <AK/NonnullRefPtrVector.h>
#include <AK/OwnPtr.h>
#include <AK/String.h>
#include <AK/WeakPtr.h>
#include <LibHTML/CSS/StyleResolver.h>
#include <LibHTML/CSS/StyleSheet.h>
#include <LibHTML/DOM/ParentNode.h>
class Frame;
class HTMLHtmlElement;
class HTMLHeadElement;
class LayoutNode;
@ -36,8 +38,15 @@ public:
String title() const;
void attach_to_frame(Badge<Frame>, Frame&);
void detach_from_frame(Badge<Frame>, Frame&);
Frame* frame() { return m_frame.ptr(); }
const Frame* frame() const { return m_frame.ptr(); }
private:
OwnPtr<StyleResolver> m_style_resolver;
NonnullRefPtrVector<StyleSheet> m_sheets;
RefPtr<Node> m_hovered_node;
WeakPtr<Frame> m_frame;
};