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/* -*- 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/. */
#ifndef mozilla_a11y_SessionAccessibility_h_
#define mozilla_a11y_SessionAccessibility_h_
#include "mozilla/java/SessionAccessibilityNatives.h"
#include "nsAppShell.h"
#include "nsThreadUtils.h"
#include "nsWindow.h"
namespace mozilla {
namespace a11y {
class AccessibleWrap;
class ProxyAccessible;
class RootAccessibleWrap;
class BatchData;
class SessionAccessibility final
: public java::SessionAccessibility::NativeProvider::Natives<
SessionAccessibility> {
public:
typedef java::SessionAccessibility::NativeProvider::Natives<
SessionAccessibility>
Base;
SessionAccessibility(
nsWindow::NativePtr<SessionAccessibility>* aPtr, nsWindow* aWindow,
java::SessionAccessibility::NativeProvider::Param aSessionAccessibility)
: mWindow(aPtr, aWindow), mSessionAccessibility(aSessionAccessibility) {
SetAttached(true, nullptr);
}
void OnDetach(already_AddRefed<Runnable> aDisposer) {
SetAttached(false, std::move(aDisposer));
}
const java::SessionAccessibility::NativeProvider::Ref&
GetJavaAccessibility() {
return mSessionAccessibility;
}
static void Init();
static SessionAccessibility* GetInstanceFor(ProxyAccessible* aAccessible);
static SessionAccessibility* GetInstanceFor(Accessible* aAccessible);
// Native implementations
using Base::AttachNative;
using Base::DisposeNative;
jni::Object::LocalRef GetNodeInfo(int32_t aID);
void SetText(int32_t aID, jni::String::Param aText);
void Click(int32_t aID);
void Pivot(int32_t aID, int32_t aGranularity, bool aForward, bool aInclusive);
void ExploreByTouch(int32_t aID, float aX, float aY);
void NavigateText(int32_t aID, int32_t aGranularity, int32_t aStartOffset,
int32_t aEndOffset, bool aForward, bool aSelect);
void SetSelection(int32_t aID, int32_t aStart, int32_t aEnd);
void Cut(int32_t aID);
void Copy(int32_t aID);
void Paste(int32_t aID);
void StartNativeAccessibility();
// Event methods
void SendFocusEvent(AccessibleWrap* aAccessible);
void SendScrollingEvent(AccessibleWrap* aAccessible, int32_t aScrollX,
int32_t aScrollY, int32_t aMaxScrollX,
int32_t aMaxScrollY);
MOZ_CAN_RUN_SCRIPT
void SendAccessibilityFocusedEvent(AccessibleWrap* aAccessible);
void SendHoverEnterEvent(AccessibleWrap* aAccessible);
void SendTextSelectionChangedEvent(AccessibleWrap* aAccessible,
int32_t aCaretOffset);
void SendTextTraversedEvent(AccessibleWrap* aAccessible, int32_t aStartOffset,
int32_t aEndOffset);
void SendTextChangedEvent(AccessibleWrap* aAccessible, const nsString& aStr,
int32_t aStart, uint32_t aLen, bool aIsInsert,
bool aFromUser);
void SendSelectedEvent(AccessibleWrap* aAccessible, bool aSelected);
void SendClickedEvent(AccessibleWrap* aAccessible, uint32_t aFlags);
void SendWindowContentChangedEvent();
void SendWindowStateChangedEvent(AccessibleWrap* aAccessible);
void SendAnnouncementEvent(AccessibleWrap* aAccessible,
const nsString& aAnnouncement, uint16_t aPriority);
// Cache methods
void ReplaceViewportCache(
const nsTArray<AccessibleWrap*>& aAccessibles,
const nsTArray<BatchData>& aData = nsTArray<BatchData>());
void ReplaceFocusPathCache(
const nsTArray<AccessibleWrap*>& aAccessibles,
const nsTArray<BatchData>& aData = nsTArray<BatchData>());
void UpdateCachedBounds(
const nsTArray<AccessibleWrap*>& aAccessibles,
const nsTArray<BatchData>& aData = nsTArray<BatchData>());
void UpdateAccessibleFocusBoundaries(AccessibleWrap* aFirst,
AccessibleWrap* aLast);
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(SessionAccessibility)
private:
~SessionAccessibility() {}
void SetAttached(bool aAttached, already_AddRefed<Runnable> aRunnable);
RootAccessibleWrap* GetRoot();
nsWindow::WindowPtr<SessionAccessibility> mWindow; // Parent only
java::SessionAccessibility::NativeProvider::GlobalRef mSessionAccessibility;
};
} // namespace a11y
} // namespace mozilla
#endif