From 604557c71bbac947a7be0ad3d5c3b11b134313bd Mon Sep 17 00:00:00 2001
From: Timothy Slater <tslater2006@gmail.com>
Date: Thu, 3 Mar 2022 08:21:10 -0600
Subject: [PATCH] HexEditor: Add get_byte() method to HexEditor class

---
 Userland/Applications/HexEditor/HexEditor.cpp | 8 ++++++++
 Userland/Applications/HexEditor/HexEditor.h   | 1 +
 2 files changed, 9 insertions(+)

diff --git a/Userland/Applications/HexEditor/HexEditor.cpp b/Userland/Applications/HexEditor/HexEditor.cpp
index e7c3b00f04..ad16ffdf15 100644
--- a/Userland/Applications/HexEditor/HexEditor.cpp
+++ b/Userland/Applications/HexEditor/HexEditor.cpp
@@ -229,6 +229,14 @@ void HexEditor::set_content_length(size_t length)
     set_content_size({ static_cast<int>(newWidth), static_cast<int>(newHeight) });
 }
 
+Optional<u8> HexEditor::get_byte(size_t position)
+{
+    if (position < m_document->size())
+        return m_document->get(position).value;
+
+    return {};
+}
+
 void HexEditor::mousedown_event(GUI::MouseEvent& event)
 {
     if (event.button() != GUI::MouseButton::Primary) {
diff --git a/Userland/Applications/HexEditor/HexEditor.h b/Userland/Applications/HexEditor/HexEditor.h
index 4ec6556437..6444c4cab8 100644
--- a/Userland/Applications/HexEditor/HexEditor.h
+++ b/Userland/Applications/HexEditor/HexEditor.h
@@ -39,6 +39,7 @@ public:
     bool open_new_file(size_t size);
     void open_file(NonnullRefPtr<Core::File> file);
     void fill_selection(u8 fill_byte);
+    Optional<u8> get_byte(size_t position);
     bool save_as(NonnullRefPtr<Core::File>);
     bool save();