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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_ANDROID_H_
#define CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_ANDROID_H_
#include "base/android/scoped_java_ref.h"
#include "content/browser/accessibility/browser_accessibility.h"
namespace content {
class CONTENT_EXPORT BrowserAccessibilityAndroid : public BrowserAccessibility {
public:
// Overrides from BrowserAccessibility.
virtual void OnDataChanged() override;
virtual bool IsNative() const override;
virtual void OnLocationChanged() override;
virtual bool PlatformIsLeaf() const override;
bool CanScrollForward() const;
bool CanScrollBackward() const;
bool IsCheckable() const;
bool IsChecked() const;
bool IsClickable() const;
bool IsCollection() const;
bool IsCollectionItem() const;
bool IsContentInvalid() const;
bool IsDismissable() const;
bool IsEditableText() const;
bool IsEnabled() const;
bool IsFocusable() const;
bool IsFocused() const;
bool IsHeading() const;
bool IsHierarchical() const;
bool IsLink() const;
bool IsMultiLine() const;
bool IsPassword() const;
bool IsRangeType() const;
bool IsScrollable() const;
bool IsSelected() const;
bool IsSlider() const;
bool IsVisibleToUser() const;
bool CanOpenPopup() const;
bool HasFocusableChild() const;
const char* GetClassName() const;
base::string16 GetText() const;
int GetItemIndex() const;
int GetItemCount() const;
int GetScrollX() const;
int GetScrollY() const;
int GetMaxScrollX() const;
int GetMaxScrollY() const;
int GetTextChangeFromIndex() const;
int GetTextChangeAddedCount() const;
int GetTextChangeRemovedCount() const;
base::string16 GetTextChangeBeforeText() const;
int GetSelectionStart() const;
int GetSelectionEnd() const;
int GetEditableTextLength() const;
int AndroidInputType() const;
int AndroidLiveRegionType() const;
int AndroidRangeType() const;
int RowCount() const;
int ColumnCount() const;
int RowIndex() const;
int RowSpan() const;
int ColumnIndex() const;
int ColumnSpan() const;
float RangeMin() const;
float RangeMax() const;
float RangeCurrentValue() const;
// Calls GetLineBoundaries or GetWordBoundaries depending on the value
// of |granularity|, or fails if anything else is passed in |granularity|.
void GetGranularityBoundaries(int granularity,
std::vector<int32>* starts,
std::vector<int32>* ends,
int offset);
// Append line start and end indices for the text of this node
// (as returned by GetText()), adding |offset| to each one.
void GetLineBoundaries(std::vector<int32>* line_starts,
std::vector<int32>* line_ends,
int offset);
// Append word start and end indices for the text of this node
// (as returned by GetText()) to |word_starts| and |word_ends|,
// adding |offset| to each one.
void GetWordBoundaries(std::vector<int32>* word_starts,
std::vector<int32>* word_ends,
int offset);
private:
// This gives BrowserAccessibility::Create access to the class constructor.
friend class BrowserAccessibility;
BrowserAccessibilityAndroid();
bool HasOnlyStaticTextChildren() const;
bool HasOnlyTextAndImageChildren() const;
bool IsIframe() const;
void NotifyLiveRegionUpdate(base::string16& aria_live);
int CountChildrenWithRole(ui::AXRole role) const;
base::string16 cached_text_;
bool first_time_;
base::string16 old_value_;
base::string16 new_value_;
DISALLOW_COPY_AND_ASSIGN(BrowserAccessibilityAndroid);
};
} // namespace content
#endif // CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_ANDROID_H_
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