From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 layout/mathml/nsMathMLmactionFrame.h | 75 ++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 layout/mathml/nsMathMLmactionFrame.h

(limited to 'layout/mathml/nsMathMLmactionFrame.h')

diff --git a/layout/mathml/nsMathMLmactionFrame.h b/layout/mathml/nsMathMLmactionFrame.h
new file mode 100644
index 0000000000..c2fd7089d1
--- /dev/null
+++ b/layout/mathml/nsMathMLmactionFrame.h
@@ -0,0 +1,75 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef nsMathMLmactionFrame_h___
+#define nsMathMLmactionFrame_h___
+
+#include "nsCOMPtr.h"
+#include "nsMathMLSelectedFrame.h"
+#include "nsIDOMEventListener.h"
+#include "mozilla/Attributes.h"
+
+namespace mozilla {
+class PresShell;
+}  // namespace mozilla
+
+//
+// <maction> -- bind actions to a subexpression
+//
+
+class nsMathMLmactionFrame final : public nsMathMLSelectedFrame {
+ public:
+  NS_DECL_FRAMEARENA_HELPERS(nsMathMLmactionFrame)
+
+  friend nsIFrame* NS_NewMathMLmactionFrame(mozilla::PresShell* aPresShell,
+                                            ComputedStyle* aStyle);
+
+  virtual void Init(nsIContent* aContent, nsContainerFrame* aParent,
+                    nsIFrame* aPrevInFlow) override;
+
+  void SetInitialChildList(ChildListID aListID,
+                           nsFrameList&& aChildList) override;
+
+  virtual nsresult ChildListChanged(int32_t aModType) override;
+
+  virtual nsresult AttributeChanged(int32_t aNameSpaceID, nsAtom* aAttribute,
+                                    int32_t aModType) override;
+
+ private:
+  void MouseClick();
+  void MouseOver();
+  void MouseOut();
+
+  class MouseListener final : public nsIDOMEventListener {
+   private:
+    ~MouseListener() = default;
+
+   public:
+    NS_DECL_ISUPPORTS
+    NS_DECL_NSIDOMEVENTLISTENER
+
+    explicit MouseListener(nsMathMLmactionFrame* aOwner) : mOwner(aOwner) {}
+
+    nsMathMLmactionFrame* mOwner;
+  };
+
+ protected:
+  explicit nsMathMLmactionFrame(ComputedStyle* aStyle,
+                                nsPresContext* aPresContext)
+      : nsMathMLSelectedFrame(aStyle, aPresContext, kClassID) {}
+  virtual ~nsMathMLmactionFrame();
+
+ private:
+  int32_t mActionType;
+  int32_t mChildCount;
+  int32_t mSelection;
+  RefPtr<MouseListener> mListener;
+
+  // helper to return the frame for the attribute selection="number"
+  nsIFrame* GetSelectedFrame() override;
+};
+
+#endif /* nsMathMLmactionFrame_h___ */
-- 
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