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Diffstat (limited to 'chromium/content/common/accessibility_node_data.h')
| -rw-r--r-- | chromium/content/common/accessibility_node_data.h | 233 |
1 files changed, 0 insertions, 233 deletions
diff --git a/chromium/content/common/accessibility_node_data.h b/chromium/content/common/accessibility_node_data.h deleted file mode 100644 index ed39508bb2d..00000000000 --- a/chromium/content/common/accessibility_node_data.h +++ /dev/null @@ -1,233 +0,0 @@ -// Copyright (c) 2012 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_COMMON_ACCESSIBILITY_NODE_DATA_H_ -#define CONTENT_COMMON_ACCESSIBILITY_NODE_DATA_H_ - -#include <map> -#include <string> -#include <vector> - -#include "base/strings/string16.h" -#include "content/common/content_export.h" -#include "third_party/WebKit/public/web/WebAXEnums.h" -#include "ui/gfx/rect.h" - -namespace content { - -// A compact representation of the accessibility information for a -// single web object, in a form that can be serialized and sent from -// the renderer process to the browser process. -struct CONTENT_EXPORT AccessibilityNodeData { - // Additional optional attributes that can be optionally attached to - // a node. - enum StringAttribute { - // Document attributes. - ATTR_DOC_URL, - ATTR_DOC_TITLE, - ATTR_DOC_MIMETYPE, - ATTR_DOC_DOCTYPE, - - // Attributes that could apply to any node. - ATTR_ACCESS_KEY, - ATTR_ACTION, - ATTR_CONTAINER_LIVE_RELEVANT, - ATTR_CONTAINER_LIVE_STATUS, - ATTR_DESCRIPTION, - ATTR_DISPLAY, - ATTR_HELP, - ATTR_HTML_TAG, - ATTR_NAME, - ATTR_LIVE_RELEVANT, - ATTR_LIVE_STATUS, - ATTR_ROLE, - ATTR_SHORTCUT, - ATTR_URL, - ATTR_VALUE, - }; - - enum IntAttribute { - // Scrollable container attributes. - ATTR_SCROLL_X, - ATTR_SCROLL_X_MIN, - ATTR_SCROLL_X_MAX, - ATTR_SCROLL_Y, - ATTR_SCROLL_Y_MIN, - ATTR_SCROLL_Y_MAX, - - // Editable text attributes. - ATTR_TEXT_SEL_START, - ATTR_TEXT_SEL_END, - - // Table attributes. - ATTR_TABLE_ROW_COUNT, - ATTR_TABLE_COLUMN_COUNT, - ATTR_TABLE_HEADER_ID, - - // Table row attributes. - ATTR_TABLE_ROW_INDEX, - ATTR_TABLE_ROW_HEADER_ID, - - // Table column attributes. - ATTR_TABLE_COLUMN_INDEX, - ATTR_TABLE_COLUMN_HEADER_ID, - - // Table cell attributes. - ATTR_TABLE_CELL_COLUMN_INDEX, - ATTR_TABLE_CELL_COLUMN_SPAN, - ATTR_TABLE_CELL_ROW_INDEX, - ATTR_TABLE_CELL_ROW_SPAN, - - // Tree control attributes. - ATTR_HIERARCHICAL_LEVEL, - - // Relationships between this element and other elements. - ATTR_TITLE_UI_ELEMENT, - - // Color value for blink::WebAXRoleColorWell, each component is 0..255 - ATTR_COLOR_VALUE_RED, - ATTR_COLOR_VALUE_GREEN, - ATTR_COLOR_VALUE_BLUE, - - // Inline text attributes. - ATTR_TEXT_DIRECTION - }; - - enum FloatAttribute { - // Document attributes. - ATTR_DOC_LOADING_PROGRESS, - - // Range attributes. - ATTR_VALUE_FOR_RANGE, - ATTR_MIN_VALUE_FOR_RANGE, - ATTR_MAX_VALUE_FOR_RANGE, - }; - - enum BoolAttribute { - // Document attributes. - ATTR_DOC_LOADED, - - // True if a checkbox or radio button is in the "mixed" state. - ATTR_BUTTON_MIXED, - - // Live region attributes. - ATTR_CONTAINER_LIVE_ATOMIC, - ATTR_CONTAINER_LIVE_BUSY, - ATTR_LIVE_ATOMIC, - ATTR_LIVE_BUSY, - - // ARIA readonly flag. - ATTR_ARIA_READONLY, - - // Writeable attributes - ATTR_CAN_SET_VALUE, - - // If this is set, all of the other fields in this struct should - // be ignored and only the locations should change. - ATTR_UPDATE_LOCATION_ONLY, - - // Set on a canvas element if it has fallback content. - ATTR_CANVAS_HAS_FALLBACK, - }; - - enum IntListAttribute { - // Ids of nodes that are children of this node logically, but are - // not children of this node in the tree structure. As an example, - // a table cell is a child of a row, and an 'indirect' child of a - // column. - ATTR_INDIRECT_CHILD_IDS, - - // Character indices where line breaks occur. - ATTR_LINE_BREAKS, - - // For a table, the cell ids in row-major order, with duplicate entries - // when there's a rowspan or colspan, and with -1 for missing cells. - // There are always exactly rows * columns entries. - ATTR_CELL_IDS, - - // For a table, the unique cell ids in row-major order of their first - // occurrence. - ATTR_UNIQUE_CELL_IDS, - - // For inline text. This is the pixel position of the end of this - // character within the bounding rectangle of this object, in the - // direction given by ATTR_TEXT_DIRECTION. For example, for left-to-right - // text, the first offset is the right coordinate of the first character - // within the object's bounds, the second offset is the right coordinate - // of the second character, and so on. - ATTR_CHARACTER_OFFSETS, - - // For inline text. These int lists must be the same size; they represent - // the start and end character index of each word within this text. - ATTR_WORD_STARTS, - ATTR_WORD_ENDS, - }; - - AccessibilityNodeData(); - virtual ~AccessibilityNodeData(); - - void AddStringAttribute(StringAttribute attribute, - const std::string& value); - void AddIntAttribute(IntAttribute attribute, int value); - void AddFloatAttribute(FloatAttribute attribute, float value); - void AddBoolAttribute(BoolAttribute attribute, bool value); - void AddIntListAttribute(IntListAttribute attribute, - const std::vector<int32>& value); - - // Convenience functions, mainly for writing unit tests. - // Equivalent to AddStringAttribute(ATTR_NAME, name). - void SetName(std::string name); - // Equivalent to AddStringAttribute(ATTR_VALUE, value). - void SetValue(std::string value); - - #ifndef NDEBUG - virtual std::string DebugString(bool recursive) const; - #endif - - // This is a simple serializable struct. All member variables should be - // public and copyable. - int32 id; - blink::WebAXRole role; - uint32 state; - gfx::Rect location; - std::vector<std::pair<StringAttribute, std::string> > string_attributes; - std::vector<std::pair<IntAttribute, int32> > int_attributes; - std::vector<std::pair<FloatAttribute, float> > float_attributes; - std::vector<std::pair<BoolAttribute, bool> > bool_attributes; - std::vector<std::pair<IntListAttribute, std::vector<int32> > > - intlist_attributes; - std::vector<std::pair<std::string, std::string> > html_attributes; - std::vector<int32> child_ids; -}; - -// For testing and debugging only: this subclass of AccessibilityNodeData -// is used to represent a whole tree of accessibility nodes, where each -// node owns its children. This makes it easy to print the tree structure -// or search it recursively. -struct CONTENT_EXPORT AccessibilityNodeDataTreeNode - : public AccessibilityNodeData { - AccessibilityNodeDataTreeNode(); - virtual ~AccessibilityNodeDataTreeNode(); - - AccessibilityNodeDataTreeNode& operator=(const AccessibilityNodeData& src); - - #ifndef NDEBUG - virtual std::string DebugString(bool recursive) const OVERRIDE; - #endif - - std::vector<AccessibilityNodeDataTreeNode> children; -}; - -// Given a vector of accessibility nodes that represent a complete -// accessibility tree, where each node appears before its children, -// build a tree of AccessibilityNodeDataTreeNode objects for easier -// testing and debugging, where each node contains its children. -// The |dst| argument will become the root of the new tree. -void MakeAccessibilityNodeDataTree( - const std::vector<AccessibilityNodeData>& src, - AccessibilityNodeDataTreeNode* dst); - -} // namespace content - -#endif // CONTENT_COMMON_ACCESSIBILITY_NODE_DATA_H_ |