1 files changed, 69 insertions, 0 deletions
diff --git a/layout/mathml/nsMathMLSelectedFrame.h b/layout/mathml/nsMathMLSelectedFrame.h
new file mode 100644
index 0000000000..ad523a594d
--- /dev/null
+++ b/layout/mathml/nsMathMLSelectedFrame.h
@@ -0,0 +1,69 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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 nsMathMLSelectedFrame_h___
+#define nsMathMLSelectedFrame_h___
+
+#include "nsMathMLContainerFrame.h"
+
+class nsMathMLSelectedFrame : public nsMathMLContainerFrame {
+public:
+  virtual void
+  Init(nsIContent*       aContent,
+       nsContainerFrame* aParent,
+       nsIFrame*         aPrevInFlow) override;
+
+  NS_IMETHOD
+  TransmitAutomaticData() override;
+
+  virtual void
+  SetInitialChildList(ChildListID     aListID,
+                      nsFrameList&    aChildList) override;
+
+  virtual nsresult
+  ChildListChanged(int32_t aModType) override;
+
+  virtual void BuildDisplayList(nsDisplayListBuilder*   aBuilder,
+                                const nsRect&           aDirtyRect,
+                                const nsDisplayListSet& aLists) override;
+
+  virtual nsresult
+  Place(DrawTarget*          aDrawTarget,
+        bool                 aPlaceOrigin,
+        ReflowOutput& aDesiredSize) override;
+
+  virtual mozilla::LogicalSize
+  ComputeSize(nsRenderingContext *aRenderingContext,
+              mozilla::WritingMode aWritingMode,
+              const mozilla::LogicalSize& aCBSize,
+              nscoord aAvailableISize,
+              const mozilla::LogicalSize& aMargin,
+              const mozilla::LogicalSize& aBorder,
+              const mozilla::LogicalSize& aPadding,
+              ComputeSizeFlags aFlags) override;
+
+  virtual void
+  Reflow(nsPresContext*          aPresContext,
+         ReflowOutput&     aDesiredSize,
+         const ReflowInput& aReflowInput,
+         nsReflowStatus&          aStatus) override;
+
+  virtual nsQueryFrame::FrameIID GetFrameId() override = 0;
+
+protected:
+  explicit nsMathMLSelectedFrame(nsStyleContext* aContext) :
+    nsMathMLContainerFrame(aContext) {}
+  virtual ~nsMathMLSelectedFrame();
+  
+  virtual nsIFrame* GetSelectedFrame() = 0;
+  nsIFrame*       mSelectedFrame;
+
+  bool            mInvalidMarkup;
+  
+private:
+  void* operator new(size_t, nsIPresShell*) MOZ_MUST_OVERRIDE = delete;
+};
+
+#endif /* nsMathMLSelectedFrame_h___ */