From 9372cd0e81000ca4d5e412e8eecde16424d346bd Mon Sep 17 00:00:00 2001
From: Josh Ferrell <josh@vector35.com>
Date: Wed, 30 Nov 2022 15:53:22 -0500
Subject: Add sticky header to linear view

---
 ui/linearview.h | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/ui/linearview.h b/ui/linearview.h
index 4cf67bdb..84cf1c22 100644
--- a/ui/linearview.h
+++ b/ui/linearview.h
@@ -111,6 +111,25 @@ public:
 	virtual bool deserialize(const Json::Value& value) override;
 };
 
+class LinearView;
+
+class StickyHeader: public QWidget
+{
+	RenderContext m_render;
+	LinearView* m_parent;
+	BinaryViewRef m_data;
+
+	LinearViewLine m_line;
+public:
+	StickyHeader(LinearView* parent, BinaryViewRef data);
+
+	void update(const LinearViewLine& line);
+	void updateFonts() { m_render.update(); }
+
+	virtual void paintEvent(QPaintEvent* event) override;
+};
+
+
 /*!
 
     \ingroup linearview
@@ -160,6 +179,7 @@ class BINARYNINJAUIAPI LinearView : public QAbstractScrollArea, public View, pub
 	ViewFrame* m_view;
 	uint64_t m_allocatedLength;
 
+	StickyHeader* m_header;
 	RenderContext m_render;
 	int m_cols, m_rows;
 	uint64_t m_scrollBarMultiplier;
-- 
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