From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 layout/forms/nsMeterFrame.h | 94 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 layout/forms/nsMeterFrame.h

(limited to 'layout/forms/nsMeterFrame.h')

diff --git a/layout/forms/nsMeterFrame.h b/layout/forms/nsMeterFrame.h
new file mode 100644
index 000000000..9f24b7656
--- /dev/null
+++ b/layout/forms/nsMeterFrame.h
@@ -0,0 +1,94 @@
+/* -*- 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 nsMeterFrame_h___
+#define nsMeterFrame_h___
+
+#include "mozilla/Attributes.h"
+#include "nsContainerFrame.h"
+#include "nsIAnonymousContentCreator.h"
+#include "nsCOMPtr.h"
+#include "nsCSSPseudoElements.h"
+
+class nsMeterFrame : public nsContainerFrame,
+                     public nsIAnonymousContentCreator
+
+{
+  typedef mozilla::dom::Element Element;
+
+public:
+  NS_DECL_QUERYFRAME_TARGET(nsMeterFrame)
+  NS_DECL_QUERYFRAME
+  NS_DECL_FRAMEARENA_HELPERS
+
+  explicit nsMeterFrame(nsStyleContext* aContext);
+  virtual ~nsMeterFrame();
+
+  virtual void DestroyFrom(nsIFrame* aDestructRoot) override;
+
+  virtual void Reflow(nsPresContext*           aCX,
+                      ReflowOutput&     aDesiredSize,
+                      const ReflowInput& aReflowInput,
+                      nsReflowStatus&          aStatus) override;
+
+  virtual nsIAtom* GetType() const override;
+
+#ifdef DEBUG_FRAME_DUMP
+  virtual nsresult GetFrameName(nsAString& aResult) const override {
+    return MakeFrameName(NS_LITERAL_STRING("Meter"), aResult);
+  }
+#endif
+
+  virtual bool IsLeaf() const override { return true; }
+
+  // nsIAnonymousContentCreator
+  virtual nsresult CreateAnonymousContent(nsTArray<ContentInfo>& aElements) override;
+  virtual void AppendAnonymousContentTo(nsTArray<nsIContent*>& aElements,
+                                        uint32_t aFilter) override;
+
+  virtual nsresult AttributeChanged(int32_t  aNameSpaceID,
+                                    nsIAtom* aAttribute,
+                                    int32_t  aModType) override;
+
+  virtual mozilla::LogicalSize
+  ComputeAutoSize(nsRenderingContext*         aRenderingContext,
+                  mozilla::WritingMode        aWM,
+                  const mozilla::LogicalSize& aCBSize,
+                  nscoord                     aAvailableISize,
+                  const mozilla::LogicalSize& aMargin,
+                  const mozilla::LogicalSize& aBorder,
+                  const mozilla::LogicalSize& aPadding,
+                  ComputeSizeFlags            aFlags) override;
+
+  virtual nscoord GetMinISize(nsRenderingContext *aRenderingContext) override;
+  virtual nscoord GetPrefISize(nsRenderingContext *aRenderingContext) override;
+
+  virtual bool IsFrameOfType(uint32_t aFlags) const override
+  {
+    return nsContainerFrame::IsFrameOfType(aFlags &
+      ~(nsIFrame::eReplaced | nsIFrame::eReplacedContainsBlock));
+  }
+
+  /**
+   * Returns whether the frame and its child should use the native style.
+   */
+  bool ShouldUseNativeStyle() const;
+
+  virtual Element* GetPseudoElement(mozilla::CSSPseudoElementType aType) override;
+
+protected:
+  // Helper function which reflow the anonymous div frame.
+  void ReflowBarFrame(nsIFrame*                aBarFrame,
+                      nsPresContext*           aPresContext,
+                      const ReflowInput& aReflowInput,
+                      nsReflowStatus&          aStatus);
+  /**
+   * The div used to show the meter bar.
+   * @see nsMeterFrame::CreateAnonymousContent
+   */
+  nsCOMPtr<Element> mBarDiv;
+};
+
+#endif
-- 
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