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-rw-r--r--layout/forms/nsNumberControlFrame.h105
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diff --git a/layout/forms/nsNumberControlFrame.h b/layout/forms/nsNumberControlFrame.h
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+/* -*- 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 nsNumberControlFrame_h__
+#define nsNumberControlFrame_h__
+
+#include "mozilla/Attributes.h"
+#include "nsContainerFrame.h"
+#include "nsTextControlFrame.h"
+#include "nsIFormControlFrame.h"
+#include "nsIAnonymousContentCreator.h"
+#include "nsCOMPtr.h"
+
+class nsITextControlFrame;
+class nsPresContext;
+
+namespace mozilla {
+enum class PseudoStyleType : uint8_t;
+class PresShell;
+class WidgetEvent;
+class WidgetGUIEvent;
+namespace dom {
+class HTMLInputElement;
+} // namespace dom
+} // namespace mozilla
+
+/**
+ * This frame type is used for <input type=number>.
+ *
+ * TODO(emilio): Maybe merge with nsTextControlFrame?
+ */
+class nsNumberControlFrame final : public nsTextControlFrame {
+ friend nsIFrame* NS_NewNumberControlFrame(mozilla::PresShell* aPresShell,
+ ComputedStyle* aStyle);
+
+ typedef mozilla::PseudoStyleType PseudoStyleType;
+ typedef mozilla::dom::Element Element;
+ typedef mozilla::dom::HTMLInputElement HTMLInputElement;
+ typedef mozilla::WidgetEvent WidgetEvent;
+ typedef mozilla::WidgetGUIEvent WidgetGUIEvent;
+
+ explicit nsNumberControlFrame(ComputedStyle* aStyle,
+ nsPresContext* aPresContext);
+
+ public:
+ NS_DECL_QUERYFRAME
+ NS_DECL_FRAMEARENA_HELPERS(nsNumberControlFrame)
+
+ void Destroy(DestroyContext&) override;
+
+#ifdef ACCESSIBILITY
+ mozilla::a11y::AccType AccessibleType() override;
+#endif
+
+ // nsIAnonymousContentCreator
+ nsresult CreateAnonymousContent(nsTArray<ContentInfo>& aElements) override;
+ void AppendAnonymousContentTo(nsTArray<nsIContent*>& aElements,
+ uint32_t aFilter) override;
+
+#ifdef DEBUG_FRAME_DUMP
+ nsresult GetFrameName(nsAString& aResult) const override {
+ return MakeFrameName(u"NumberControl"_ns, aResult);
+ }
+#endif
+
+ /**
+ * If the frame is the frame for an nsNumberControlFrame's up or down spin
+ * button, returns the nsNumberControlFrame. Else returns nullptr.
+ */
+ static nsNumberControlFrame* GetNumberControlFrameForSpinButton(
+ nsIFrame* aFrame);
+
+ enum SpinButtonEnum { eSpinButtonNone, eSpinButtonUp, eSpinButtonDown };
+
+ /**
+ * Returns one of the SpinButtonEnum values to depending on whether the
+ * pointer event is over the spin-up button, the spin-down button, or
+ * neither.
+ */
+ int32_t GetSpinButtonForPointerEvent(WidgetGUIEvent* aEvent) const;
+
+ void SpinnerStateChanged() const;
+
+ bool SpinnerUpButtonIsDepressed() const;
+ bool SpinnerDownButtonIsDepressed() const;
+
+ /**
+ * Our element had HTMLInputElement::Select() called on it.
+ */
+ void HandleSelectCall();
+
+ bool ShouldUseNativeStyleForSpinner() const;
+
+ private:
+ // See nsNumberControlFrame::CreateAnonymousContent for a description of
+ // these.
+ nsCOMPtr<Element> mSpinBox;
+ nsCOMPtr<Element> mSpinUp;
+ nsCOMPtr<Element> mSpinDown;
+};
+
+#endif // nsNumberControlFrame_h__