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/* 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 GeckoMVMContext_h_
#define GeckoMVMContext_h_
#include "MVMContext.h"
#include "mozilla/Attributes.h" // for MOZ_NON_OWNING_REF
#include "mozilla/RefPtr.h"
#include "nsCOMPtr.h"
namespace mozilla {
class PresShell;
namespace dom {
class Document;
class EventTarget;
} // namespace dom
/**
* An implementation of MVMContext that uses actual Gecko components.
* This is intended for production use (whereas TestMVMContext is intended for
* testing.)
*/
class GeckoMVMContext final : public MVMContext {
public:
explicit GeckoMVMContext(dom::Document* aDocument, PresShell* aPresShell);
void AddEventListener(const nsAString& aType, nsIDOMEventListener* aListener,
bool aUseCapture) override;
void RemoveEventListener(const nsAString& aType,
nsIDOMEventListener* aListener,
bool aUseCapture) override;
void AddObserver(nsIObserver* aObserver, const char* aTopic,
bool aOwnsWeak) override;
void RemoveObserver(nsIObserver* aObserver, const char* aTopic) override;
void Destroy() override;
nsViewportInfo GetViewportInfo(
const ScreenIntSize& aDisplaySize) const override;
CSSToLayoutDeviceScale CSSToDevPixelScale() const override;
float GetResolution() const override;
bool SubjectMatchesDocument(nsISupports* aSubject) const override;
Maybe<CSSRect> CalculateScrollableRectForRSF() const override;
bool IsResolutionUpdatedByApz() const override;
LayoutDeviceMargin ScrollbarAreaToExcludeFromCompositionBounds()
const override;
Maybe<LayoutDeviceIntSize> GetDocumentViewerSize() const override;
bool AllowZoomingForDocument() const override;
bool IsInReaderMode() const override;
bool IsDocumentLoading() const override;
void SetResolutionAndScaleTo(float aResolution,
ResolutionChangeOrigin aOrigin) override;
void SetVisualViewportSize(const CSSSize& aSize) override;
void PostVisualViewportResizeEventByDynamicToolbar() override;
void UpdateDisplayPortMargins() override;
MOZ_CAN_RUN_SCRIPT_BOUNDARY void Reflow(const CSSSize& aNewSize) override;
ScreenIntCoord GetDynamicToolbarOffset() override;
private:
RefPtr<dom::Document> mDocument;
// raw ref since the presShell owns this
PresShell* MOZ_NON_OWNING_REF mPresShell;
nsCOMPtr<dom::EventTarget> mEventTarget;
};
} // namespace mozilla
#endif // GeckoMVMContext_h_
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