content/browser/accessibility/browser_accessibility_android.h

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_ANDROID_H_
   6 #define CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_ANDROID_H_
   7
   8 #include "base/android/scoped_java_ref.h"
   9 #include "content/browser/accessibility/browser_accessibility.h"
  10
  11 namespace content {
  12
  13 class BrowserAccessibilityAndroid : public BrowserAccessibility {
  14  public:
  15   // Overrides from BrowserAccessibility.
  16   virtual void OnDataChanged() OVERRIDE;
  17   virtual bool IsNative() const OVERRIDE;
  18   virtual void OnLocationChanged() OVERRIDE;
  19
  20   virtual bool PlatformIsLeaf() const OVERRIDE;
  21
  22   bool IsCheckable() const;
  23   bool IsChecked() const;
  24   bool IsClickable() const;
  25   bool IsCollection() const;
  26   bool IsCollectionItem() const;
  27   bool IsContentInvalid() const;
  28   bool IsDismissable() const;
  29   bool IsEnabled() const;
  30   bool IsFocusable() const;
  31   bool IsFocused() const;
  32   bool IsHeading() const;
  33   bool IsHierarchical() const;
  34   bool IsLink() const;
  35   bool IsMultiLine() const;
  36   bool IsPassword() const;
  37   bool IsRangeType() const;
  38   bool IsScrollable() const;
  39   bool IsSelected() const;
  40   bool IsVisibleToUser() const;
  41
  42   bool CanOpenPopup() const;
  43
  44   bool HasFocusableChild() const;
  45
  46   const char* GetClassName() const;
  47   base::string16 GetText() const;
  48
  49   int GetItemIndex() const;
  50   int GetItemCount() const;
  51
  52   int GetScrollX() const;
  53   int GetScrollY() const;
  54   int GetMaxScrollX() const;
  55   int GetMaxScrollY() const;
  56
  57   int GetTextChangeFromIndex() const;
  58   int GetTextChangeAddedCount() const;
  59   int GetTextChangeRemovedCount() const;
  60   base::string16 GetTextChangeBeforeText() const;
  61
  62   int GetSelectionStart() const;
  63   int GetSelectionEnd() const;
  64   int GetEditableTextLength() const;
  65
  66   int AndroidInputType() const;
  67   int AndroidLiveRegionType() const;
  68   int AndroidRangeType() const;
  69
  70   int RowCount() const;
  71   int ColumnCount() const;
  72
  73   int RowIndex() const;
  74   int RowSpan() const;
  75   int ColumnIndex() const;
  76   int ColumnSpan() const;
  77
  78   float RangeMin() const;
  79   float RangeMax() const;
  80   float RangeCurrentValue() const;
  81
  82  private:
  83   // This gives BrowserAccessibility::Create access to the class constructor.
  84   friend class BrowserAccessibility;
  85
  86   BrowserAccessibilityAndroid();
  87
  88   bool HasOnlyStaticTextChildren() const;
  89   bool IsIframe() const;
  90
  91   void NotifyLiveRegionUpdate(base::string16& aria_live);
  92
  93   int CountChildrenWithRole(ui::AXRole role) const;
  94
  95   base::string16 cached_text_;
  96   bool first_time_;
  97   base::string16 old_value_;
  98   base::string16 new_value_;
  99
 100   DISALLOW_COPY_AND_ASSIGN(BrowserAccessibilityAndroid);
 101 };
 102
 103 }  // namespace content
 104
 105 #endif // CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_ANDROID_H_