Userland: Add horizontal mouse scroll support

4 files changed, 6 insertions, 6 deletions

diff --git a/Userland/Libraries/LibWeb/Layout/BlockContainer.cpp b/Userland/Libraries/LibWeb/Layout/BlockContainer.cpp
index a22981a9fe..5bbc155f22 100644
--- a/Userland/Libraries/LibWeb/Layout/BlockContainer.cpp
+++ b/Userland/Libraries/LibWeb/Layout/BlockContainer.cpp
@@ -136,12 +136,12 @@ void BlockContainer::set_scroll_offset(const Gfx::FloatPoint& offset)
     set_needs_display();
 }
 
-bool BlockContainer::handle_mousewheel(Badge<EventHandler>, const Gfx::IntPoint&, unsigned int, unsigned int, int wheel_delta)
+bool BlockContainer::handle_mousewheel(Badge<EventHandler>, const Gfx::IntPoint&, unsigned int, unsigned int, int wheel_delta_x, int wheel_delta_y)
 {
     if (!is_scrollable())
         return false;
     auto new_offset = m_scroll_offset;
-    new_offset.translate_by(0, wheel_delta);
+    new_offset.translate_by(wheel_delta_x, wheel_delta_y);
     set_scroll_offset(new_offset);
 
     return true;
diff --git a/Userland/Libraries/LibWeb/Layout/BlockContainer.h b/Userland/Libraries/LibWeb/Layout/BlockContainer.h
index 0fa3e2aacd..397a262917 100644
--- a/Userland/Libraries/LibWeb/Layout/BlockContainer.h
+++ b/Userland/Libraries/LibWeb/Layout/BlockContainer.h
@@ -50,7 +50,7 @@ protected:
 private:
     virtual bool is_block_container() const final { return true; }
     virtual bool wants_mouse_events() const override { return false; }
-    virtual bool handle_mousewheel(Badge<EventHandler>, const Gfx::IntPoint&, unsigned buttons, unsigned modifiers, int wheel_delta) override;
+    virtual bool handle_mousewheel(Badge<EventHandler>, const Gfx::IntPoint&, unsigned buttons, unsigned modifiers, int wheel_delta_x, int wheel_delta_y) override;
 
     bool should_clip_overflow() const;
 
diff --git a/Userland/Libraries/LibWeb/Layout/Node.cpp b/Userland/Libraries/LibWeb/Layout/Node.cpp
index be8bd5e9cc..d2a0f8b460 100644
--- a/Userland/Libraries/LibWeb/Layout/Node.cpp
+++ b/Userland/Libraries/LibWeb/Layout/Node.cpp
@@ -494,13 +494,13 @@ void Node::handle_mousemove(Badge<EventHandler>, const Gfx::IntPoint&, unsigned,
 {
 }
 
-bool Node::handle_mousewheel(Badge<EventHandler>, const Gfx::IntPoint&, unsigned, unsigned, int wheel_delta)
+bool Node::handle_mousewheel(Badge<EventHandler>, const Gfx::IntPoint&, unsigned, unsigned, int wheel_delta_x, int wheel_delta_y)
 {
     if (auto* containing_block = this->containing_block()) {
         if (!containing_block->is_scrollable())
             return false;
         auto new_offset = containing_block->scroll_offset();
-        new_offset.translate_by(0, wheel_delta);
+        new_offset.translate_by(wheel_delta_x, wheel_delta_y);
         containing_block->set_scroll_offset(new_offset);
         return true;
     }
diff --git a/Userland/Libraries/LibWeb/Layout/Node.h b/Userland/Libraries/LibWeb/Layout/Node.h
index 3a6a90a009..bcf67189b9 100644
--- a/Userland/Libraries/LibWeb/Layout/Node.h
+++ b/Userland/Libraries/LibWeb/Layout/Node.h
@@ -89,7 +89,7 @@ public:
     virtual void handle_mousedown(Badge<EventHandler>, const Gfx::IntPoint&, unsigned button, unsigned modifiers);
     virtual void handle_mouseup(Badge<EventHandler>, const Gfx::IntPoint&, unsigned button, unsigned modifiers);
     virtual void handle_mousemove(Badge<EventHandler>, const Gfx::IntPoint&, unsigned buttons, unsigned modifiers);
-    virtual bool handle_mousewheel(Badge<EventHandler>, const Gfx::IntPoint&, unsigned buttons, unsigned modifiers, int wheel_delta);
+    virtual bool handle_mousewheel(Badge<EventHandler>, const Gfx::IntPoint&, unsigned buttons, unsigned modifiers, int wheel_delta_x, int wheel_delta_y);
 
     virtual void before_children_paint(PaintContext&, PaintPhase) {};
     virtual void paint(PaintContext&, PaintPhase) = 0;