зеркало из https://github.com/mozilla/gecko-dev.git
123 строки
3.8 KiB
C++
123 строки
3.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_a11y_AccessibleWrap_h_
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#define mozilla_a11y_AccessibleWrap_h_
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#include "Accessible.h"
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#include "mozilla/a11y/ProxyAccessible.h"
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#include "mozilla/java/GeckoBundleWrappers.h"
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#include "mozilla/java/SessionAccessibilityWrappers.h"
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#include "nsCOMPtr.h"
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namespace mozilla {
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namespace a11y {
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class AccessibleWrap : public Accessible {
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public:
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AccessibleWrap(nsIContent* aContent, DocAccessible* aDoc);
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virtual ~AccessibleWrap();
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MOZ_CAN_RUN_SCRIPT_BOUNDARY // TODO: Mark this as MOZ_CAN_RUN_SCRIPT
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virtual nsresult
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HandleAccEvent(AccEvent* aEvent) override;
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virtual void Shutdown() override;
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virtual bool DoAction(uint8_t aIndex) const override;
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int32_t VirtualViewID() const { return mID; }
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virtual void SetTextContents(const nsAString& aText);
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virtual void GetTextContents(nsAString& aText);
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virtual bool GetSelectionBounds(int32_t* aStartOffset, int32_t* aEndOffset);
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virtual void PivotTo(int32_t aGranularity, bool aForward, bool aInclusive);
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virtual void ExploreByTouch(float aX, float aY);
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virtual void NavigateText(int32_t aGranularity, int32_t aStartOffset,
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int32_t aEndOffset, bool aForward, bool aSelect);
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virtual void SetSelection(int32_t aStart, int32_t aEnd);
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virtual void Cut();
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virtual void Copy();
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MOZ_CAN_RUN_SCRIPT_BOUNDARY
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virtual void Paste();
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mozilla::java::GeckoBundle::LocalRef ToBundle(bool aSmall = false);
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mozilla::java::GeckoBundle::LocalRef ToBundle(
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const uint64_t aState, const nsIntRect& aBounds,
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const uint8_t aActionCount, const nsString& aName,
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const nsString& aTextValue, const nsString& aDOMNodeID,
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const nsString& aDescription,
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const double& aCurVal = UnspecifiedNaN<double>(),
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const double& aMinVal = UnspecifiedNaN<double>(),
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const double& aMaxVal = UnspecifiedNaN<double>(),
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const double& aStep = UnspecifiedNaN<double>(),
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nsIPersistentProperties* aAttributes = nullptr);
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virtual void WrapperDOMNodeID(nsString& aDOMNodeID);
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int32_t AndroidClass() {
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return mID == kNoID ? java::SessionAccessibility::CLASSNAME_WEBVIEW
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: GetAndroidClass(WrapperRole());
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}
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static already_AddRefed<nsIPersistentProperties> AttributeArrayToProperties(
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const nsTArray<Attribute>& aAttributes);
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static const int32_t kNoID = -1;
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protected:
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// IDs should be a positive 32bit integer.
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static int32_t AcquireID();
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static void ReleaseID(int32_t aID);
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static int32_t GetAndroidClass(role aRole);
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static int32_t GetInputType(const nsString& aInputTypeAttr);
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int32_t mID;
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private:
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virtual AccessibleWrap* WrapperParent() {
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return static_cast<AccessibleWrap*>(Parent());
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}
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virtual bool WrapperRangeInfo(double* aCurVal, double* aMinVal,
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double* aMaxVal, double* aStep);
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virtual role WrapperRole() { return Role(); }
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void GetTextEquiv(nsString& aText);
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bool HandleLiveRegionEvent(AccEvent* aEvent);
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void GetSelectionOrCaret(int32_t* aStartOffset, int32_t* aEndOffset);
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static void GetRoleDescription(role aRole,
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nsIPersistentProperties* aAttributes,
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nsAString& aGeckoRole,
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nsAString& aRoleDescription);
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static uint32_t GetFlags(role aRole, uint64_t aState, uint8_t aActionCount);
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};
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static inline AccessibleWrap* WrapperFor(const ProxyAccessible* aProxy) {
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return reinterpret_cast<AccessibleWrap*>(aProxy->GetWrapper());
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}
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} // namespace a11y
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} // namespace mozilla
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#endif
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