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

---
 dom/smil/nsSMILTimeValueSpec.h | 131 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 131 insertions(+)
 create mode 100644 dom/smil/nsSMILTimeValueSpec.h

(limited to 'dom/smil/nsSMILTimeValueSpec.h')

diff --git a/dom/smil/nsSMILTimeValueSpec.h b/dom/smil/nsSMILTimeValueSpec.h
new file mode 100644
index 000000000..d0817c15f
--- /dev/null
+++ b/dom/smil/nsSMILTimeValueSpec.h
@@ -0,0 +1,131 @@
+/* -*- 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 NS_SMILTIMEVALUESPEC_H_
+#define NS_SMILTIMEVALUESPEC_H_
+
+#include "mozilla/Attributes.h"
+#include "nsSMILTimeValueSpecParams.h"
+#include "nsReferencedElement.h"
+#include "nsIDOMEventListener.h"
+
+class nsAString;
+class nsSMILTimeValue;
+class nsSMILTimedElement;
+class nsSMILTimeContainer;
+class nsSMILInstanceTime;
+class nsSMILInterval;
+
+namespace mozilla {
+class EventListenerManager;
+} // namespace mozilla
+
+//----------------------------------------------------------------------
+// nsSMILTimeValueSpec class
+//
+// An individual element of a 'begin' or 'end' attribute, e.g. '5s', 'a.end'.
+// This class handles the parsing of such specifications and performs the
+// necessary event handling (for event, repeat, and accesskey specifications)
+// and synchronisation (for syncbase specifications).
+//
+// For an overview of how this class is related to other SMIL time classes see
+// the documentation in nsSMILTimeValue.h
+
+class nsSMILTimeValueSpec
+{
+public:
+  typedef mozilla::dom::Element Element;
+
+  nsSMILTimeValueSpec(nsSMILTimedElement& aOwner, bool aIsBegin);
+  ~nsSMILTimeValueSpec();
+
+  nsresult SetSpec(const nsAString& aStringSpec, Element* aContextNode);
+  void     ResolveReferences(nsIContent* aContextNode);
+  bool     IsEventBased() const;
+
+  void     HandleNewInterval(nsSMILInterval& aInterval,
+                             const nsSMILTimeContainer* aSrcContainer);
+  void     HandleTargetElementChange(Element* aNewTarget);
+
+  // For created nsSMILInstanceTime objects
+  bool     DependsOnBegin() const;
+  void     HandleChangedInstanceTime(const nsSMILInstanceTime& aBaseTime,
+                                     const nsSMILTimeContainer* aSrcContainer,
+                                     nsSMILInstanceTime& aInstanceTimeToUpdate,
+                                     bool aObjectChanged);
+  void     HandleDeletedInstanceTime(nsSMILInstanceTime& aInstanceTime);
+
+  // Cycle-collection support
+  void Traverse(nsCycleCollectionTraversalCallback* aCallback);
+  void Unlink();
+
+protected:
+  void UpdateReferencedElement(Element* aFrom, Element* aTo);
+  void UnregisterFromReferencedElement(Element* aElement);
+  nsSMILTimedElement* GetTimedElement(Element* aElement);
+  bool IsWhitelistedEvent();
+  void RegisterEventListener(Element* aElement);
+  void UnregisterEventListener(Element* aElement);
+  mozilla::EventListenerManager* GetEventListenerManager(Element* aElement);
+  void HandleEvent(nsIDOMEvent* aEvent);
+  bool CheckEventDetail(nsIDOMEvent* aEvent);
+  bool CheckRepeatEventDetail(nsIDOMEvent* aEvent);
+  bool CheckAccessKeyEventDetail(nsIDOMEvent* aEvent);
+  nsSMILTimeValue ConvertBetweenTimeContainers(const nsSMILTimeValue& aSrcTime,
+                                      const nsSMILTimeContainer* aSrcContainer);
+  bool ApplyOffset(nsSMILTimeValue& aTime) const;
+
+  nsSMILTimedElement*           mOwner;
+  bool                          mIsBegin; // Indicates if *we* are a begin spec,
+                                          // not to be confused with
+                                          // mParams.mSyncBegin which indicates
+                                          // if we're synced with the begin of
+                                          // the target.
+  nsSMILTimeValueSpecParams     mParams;
+
+  class TimeReferenceElement : public nsReferencedElement
+  {
+  public:
+    explicit TimeReferenceElement(nsSMILTimeValueSpec* aOwner) : mSpec(aOwner) { }
+    void ResetWithElement(Element* aTo) {
+      RefPtr<Element> from = get();
+      Unlink();
+      ElementChanged(from, aTo);
+    }
+
+  protected:
+    virtual void ElementChanged(Element* aFrom, Element* aTo) override
+    {
+      nsReferencedElement::ElementChanged(aFrom, aTo);
+      mSpec->UpdateReferencedElement(aFrom, aTo);
+    }
+    virtual bool IsPersistent() override { return true; }
+  private:
+    nsSMILTimeValueSpec* mSpec;
+  };
+
+  TimeReferenceElement mReferencedElement;
+
+  class EventListener final : public nsIDOMEventListener
+  {
+    ~EventListener() {}
+  public:
+    explicit EventListener(nsSMILTimeValueSpec* aOwner) : mSpec(aOwner) { }
+    void Disconnect()
+    {
+      mSpec = nullptr;
+    }
+
+    NS_DECL_ISUPPORTS
+    NS_DECL_NSIDOMEVENTLISTENER
+
+  private:
+    nsSMILTimeValueSpec* mSpec;
+  };
+  RefPtr<EventListener> mEventListener;
+};
+
+#endif // NS_SMILTIMEVALUESPEC_H_
-- 
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