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123 lines
4.4 KiB
C++
123 lines
4.4 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_SessionAccessibility_h_
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#define mozilla_a11y_SessionAccessibility_h_
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#include "mozilla/java/SessionAccessibilityNatives.h"
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#include "mozilla/widget/GeckoViewSupport.h"
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#include "nsAppShell.h"
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#include "nsThreadUtils.h"
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#include "nsWindow.h"
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#include "AccessibleWrap.h"
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namespace mozilla {
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namespace a11y {
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class AccessibleWrap;
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class AccAttributes;
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class Accessible;
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class RemoteAccessible;
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class RootAccessibleWrap;
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class BatchData;
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class SessionAccessibility final
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: public java::SessionAccessibility::NativeProvider::Natives<
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SessionAccessibility> {
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public:
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typedef java::SessionAccessibility::NativeProvider::Natives<
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SessionAccessibility>
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Base;
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SessionAccessibility(
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jni::NativeWeakPtr<widget::GeckoViewSupport> aWindow,
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java::SessionAccessibility::NativeProvider::Param aSessionAccessibility);
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void OnWeakNonIntrusiveDetach(already_AddRefed<Runnable> aDisposer) {
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SetAttached(false, std::move(aDisposer));
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}
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const java::SessionAccessibility::NativeProvider::Ref&
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GetJavaAccessibility() {
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return mSessionAccessibility;
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}
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static void Init();
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static RefPtr<SessionAccessibility> GetInstanceFor(Accessible* aAccessible);
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static RefPtr<SessionAccessibility> GetInstanceFor(PresShell* aPresShell);
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// Native implementations
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using Base::AttachNative;
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using Base::DisposeNative;
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void GetNodeInfo(int32_t aID, mozilla::jni::Object::Param aNodeInfo);
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int GetNodeClassName(int32_t aID);
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void SetText(int32_t aID, jni::String::Param aText);
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void Click(int32_t aID);
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bool Pivot(int32_t aID, int32_t aGranularity, bool aForward, bool aInclusive);
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void ExploreByTouch(int32_t aID, float aX, float aY);
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void NavigateText(int32_t aID, int32_t aGranularity, int32_t aStartOffset,
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int32_t aEndOffset, bool aForward, bool aSelect);
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void SetSelection(int32_t aID, int32_t aStart, int32_t aEnd);
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void Cut(int32_t aID);
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void Copy(int32_t aID);
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void Paste(int32_t aID);
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void StartNativeAccessibility();
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// Event methods
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void SendFocusEvent(Accessible* aAccessible);
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void SendScrollingEvent(Accessible* aAccessible, int32_t aScrollX,
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int32_t aScrollY, int32_t aMaxScrollX,
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int32_t aMaxScrollY);
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MOZ_CAN_RUN_SCRIPT_BOUNDARY
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void SendAccessibilityFocusedEvent(Accessible* aAccessible);
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void SendHoverEnterEvent(Accessible* aAccessible);
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void SendTextSelectionChangedEvent(Accessible* aAccessible,
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int32_t aCaretOffset);
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void SendTextTraversedEvent(Accessible* aAccessible, int32_t aStartOffset,
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int32_t aEndOffset);
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void SendTextChangedEvent(Accessible* aAccessible, const nsAString& aStr,
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int32_t aStart, uint32_t aLen, bool aIsInsert,
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bool aFromUser);
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void SendSelectedEvent(Accessible* aAccessible, bool aSelected);
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void SendClickedEvent(Accessible* aAccessible, uint32_t aFlags);
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void SendWindowContentChangedEvent();
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void SendWindowStateChangedEvent(Accessible* aAccessible);
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void SendAnnouncementEvent(Accessible* aAccessible,
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const nsAString& aAnnouncement,
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uint16_t aPriority);
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Accessible* GetAccessibleByID(int32_t aID) const;
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static const int32_t kNoID = -1;
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static const int32_t kUnsetID = 0;
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static void RegisterAccessible(Accessible* aAccessible);
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static void UnregisterAccessible(Accessible* aAccessible);
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static void UnregisterAll(PresShell* aPresShell);
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(SessionAccessibility)
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private:
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~SessionAccessibility() {}
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void PopulateNodeInfo(Accessible* aAccessible,
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mozilla::jni::Object::Param aNodeInfo);
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void SetAttached(bool aAttached, already_AddRefed<Runnable> aRunnable);
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jni::NativeWeakPtr<widget::GeckoViewSupport> mWindow; // Parent only
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java::SessionAccessibility::NativeProvider::GlobalRef mSessionAccessibility;
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/*
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* This provides a mapping from 32 bit id to accessible objects.
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*/
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nsTHashMap<nsUint32HashKey, Accessible*> mIDToAccessibleMap;
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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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