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/xul/nsScrollbarButtonFrame.h | 81 +++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 layout/xul/nsScrollbarButtonFrame.h

(limited to 'layout/xul/nsScrollbarButtonFrame.h')

diff --git a/layout/xul/nsScrollbarButtonFrame.h b/layout/xul/nsScrollbarButtonFrame.h
new file mode 100644
index 000000000..9be73b13c
--- /dev/null
+++ b/layout/xul/nsScrollbarButtonFrame.h
@@ -0,0 +1,81 @@
+/* -*- 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/. */
+
+/**
+
+  Eric D Vaughan
+  This class lays out its children either vertically or horizontally
+ 
+**/
+
+#ifndef nsScrollbarButtonFrame_h___
+#define nsScrollbarButtonFrame_h___
+
+#include "mozilla/Attributes.h"
+#include "nsButtonBoxFrame.h"
+#include "nsITimer.h"
+#include "nsRepeatService.h"
+
+class nsScrollbarButtonFrame : public nsButtonBoxFrame
+{
+public:
+  NS_DECL_FRAMEARENA_HELPERS
+
+  explicit nsScrollbarButtonFrame(nsStyleContext* aContext):
+    nsButtonBoxFrame(aContext), mCursorOnThis(false) {}
+
+  // Overrides
+  virtual void DestroyFrom(nsIFrame* aDestructRoot) override;
+
+  friend nsIFrame* NS_NewScrollbarButtonFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
+
+  virtual nsresult HandleEvent(nsPresContext* aPresContext,
+                               mozilla::WidgetGUIEvent* aEvent,
+                               nsEventStatus* aEventStatus) override;
+
+  static nsresult GetChildWithTag(nsIAtom* atom, nsIFrame* start, nsIFrame*& result);
+  static nsresult GetParentWithTag(nsIAtom* atom, nsIFrame* start, nsIFrame*& result);
+
+  bool HandleButtonPress(nsPresContext* aPresContext,
+                         mozilla::WidgetGUIEvent* aEvent,
+                         nsEventStatus* aEventStatus);
+
+  NS_IMETHOD HandleMultiplePress(nsPresContext* aPresContext,
+                                 mozilla::WidgetGUIEvent* aEvent,
+                                 nsEventStatus* aEventStatus,
+                                 bool aControlHeld) override
+ {
+   return NS_OK;
+ }
+
+  NS_IMETHOD HandleDrag(nsPresContext* aPresContext,
+                        mozilla::WidgetGUIEvent* aEvent,
+                        nsEventStatus* aEventStatus) override
+  {
+    return NS_OK;
+  }
+
+  NS_IMETHOD HandleRelease(nsPresContext* aPresContext,
+                           mozilla::WidgetGUIEvent* aEvent,
+                           nsEventStatus* aEventStatus) override;
+
+protected:
+  virtual void MouseClicked(mozilla::WidgetGUIEvent* aEvent) override;
+
+  void StartRepeat() {
+    nsRepeatService::GetInstance()->Start(Notify, this);
+  }
+  void StopRepeat() {
+    nsRepeatService::GetInstance()->Stop(Notify, this);
+  }
+  void Notify();
+  static void Notify(void* aData) {
+    static_cast<nsScrollbarButtonFrame*>(aData)->Notify();
+  }
+  
+  bool mCursorOnThis;
+};
+
+#endif
-- 
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