src/content/renderer/accessibility/blink_ax_enum_conversion.cc

   1 // Copyright (c) 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 #include "content/renderer/accessibility/blink_ax_enum_conversion.h"
   6
   7 #include "base/logging.h"
   8
   9 namespace content {
  10
  11 uint32 AXStateFromBlink(const blink::WebAXObject& o) {
  12   uint32 state = 0;
  13   if (o.isChecked())
  14     state |= (1 << ui::AX_STATE_CHECKED);
  15
  16   if (o.isCollapsed())
  17     state |= (1 << ui::AX_STATE_COLLAPSED);
  18
  19   if (o.canSetFocusAttribute())
  20     state |= (1 << ui::AX_STATE_FOCUSABLE);
  21
  22   if (o.isFocused())
  23     state |= (1 << ui::AX_STATE_FOCUSED);
  24
  25   if (o.role() == blink::WebAXRolePopUpButton ||
  26       o.ariaHasPopup()) {
  27     state |= (1 << ui::AX_STATE_HASPOPUP);
  28     if (!o.isCollapsed())
  29       state |= (1 << ui::AX_STATE_EXPANDED);
  30   }
  31
  32   if (o.isHovered())
  33     state |= (1 << ui::AX_STATE_HOVERED);
  34
  35   if (o.isIndeterminate())
  36     state |= (1 << ui::AX_STATE_INDETERMINATE);
  37
  38   if (!o.isVisible())
  39     state |= (1 << ui::AX_STATE_INVISIBLE);
  40
  41   if (o.isLinked())
  42     state |= (1 << ui::AX_STATE_LINKED);
  43
  44   if (o.isMultiSelectable())
  45     state |= (1 << ui::AX_STATE_MULTISELECTABLE);
  46
  47   if (o.isOffScreen())
  48     state |= (1 << ui::AX_STATE_OFFSCREEN);
  49
  50   if (o.isPressed())
  51     state |= (1 << ui::AX_STATE_PRESSED);
  52
  53   if (o.isPasswordField())
  54     state |= (1 << ui::AX_STATE_PROTECTED);
  55
  56   if (o.isReadOnly())
  57     state |= (1 << ui::AX_STATE_READ_ONLY);
  58
  59   if (o.isRequired())
  60     state |= (1 << ui::AX_STATE_REQUIRED);
  61
  62   if (o.canSetSelectedAttribute())
  63     state |= (1 << ui::AX_STATE_SELECTABLE);
  64
  65   if (o.isSelected())
  66     state |= (1 << ui::AX_STATE_SELECTED);
  67
  68   if (o.isVisited())
  69     state |= (1 << ui::AX_STATE_VISITED);
  70
  71   if (o.isEnabled())
  72     state |= (1 << ui::AX_STATE_ENABLED);
  73
  74   if (o.isVertical())
  75     state |= (1 << ui::AX_STATE_VERTICAL);
  76
  77   if (o.isVisited())
  78     state |= (1 << ui::AX_STATE_VISITED);
  79
  80   return state;
  81 }
  82
  83 ui::AXRole AXRoleFromBlink(blink::WebAXRole role) {
  84   switch (role) {
  85     case blink::WebAXRoleAlert:
  86       return ui::AX_ROLE_ALERT;
  87     case blink::WebAXRoleAlertDialog:
  88       return ui::AX_ROLE_ALERT_DIALOG;
  89     case blink::WebAXRoleAnnotation:
  90       return ui::AX_ROLE_ANNOTATION;
  91     case blink::WebAXRoleApplication:
  92       return ui::AX_ROLE_APPLICATION;
  93     case blink::WebAXRoleArticle:
  94       return ui::AX_ROLE_ARTICLE;
  95     case blink::WebAXRoleBanner:
  96       return ui::AX_ROLE_BANNER;
  97     case blink::WebAXRoleBrowser:
  98       return ui::AX_ROLE_BROWSER;
  99     case blink::WebAXRoleBusyIndicator:
 100       return ui::AX_ROLE_BUSY_INDICATOR;
 101     case blink::WebAXRoleButton:
 102       return ui::AX_ROLE_BUTTON;
 103     case blink::WebAXRoleCanvas:
 104       return ui::AX_ROLE_CANVAS;
 105     case blink::WebAXRoleCell:
 106       return ui::AX_ROLE_CELL;
 107     case blink::WebAXRoleCheckBox:
 108       return ui::AX_ROLE_CHECK_BOX;
 109     case blink::WebAXRoleColorWell:
 110       return ui::AX_ROLE_COLOR_WELL;
 111     case blink::WebAXRoleColumn:
 112       return ui::AX_ROLE_COLUMN;
 113     case blink::WebAXRoleColumnHeader:
 114       return ui::AX_ROLE_COLUMN_HEADER;
 115     case blink::WebAXRoleComboBox:
 116       return ui::AX_ROLE_COMBO_BOX;
 117     case blink::WebAXRoleComplementary:
 118       return ui::AX_ROLE_COMPLEMENTARY;
 119     case blink::WebAXRoleContentInfo:
 120       return ui::AX_ROLE_CONTENT_INFO;
 121     case blink::WebAXRoleDefinition:
 122       return ui::AX_ROLE_DEFINITION;
 123     case blink::WebAXRoleDescriptionListDetail:
 124       return ui::AX_ROLE_DESCRIPTION_LIST_DETAIL;
 125     case blink::WebAXRoleDescriptionListTerm:
 126       return ui::AX_ROLE_DESCRIPTION_LIST_TERM;
 127     case blink::WebAXRoleDialog:
 128       return ui::AX_ROLE_DIALOG;
 129     case blink::WebAXRoleDirectory:
 130       return ui::AX_ROLE_DIRECTORY;
 131     case blink::WebAXRoleDisclosureTriangle:
 132       return ui::AX_ROLE_DISCLOSURE_TRIANGLE;
 133     case blink::WebAXRoleDiv:
 134       return ui::AX_ROLE_DIV;
 135     case blink::WebAXRoleDocument:
 136       return ui::AX_ROLE_DOCUMENT;
 137     case blink::WebAXRoleDrawer:
 138       return ui::AX_ROLE_DRAWER;
 139     case blink::WebAXRoleEditableText:
 140       return ui::AX_ROLE_EDITABLE_TEXT;
 141     case blink::WebAXRoleEmbeddedObject:
 142       return ui::AX_ROLE_EMBEDDED_OBJECT;
 143     case blink::WebAXRoleFooter:
 144       return ui::AX_ROLE_FOOTER;
 145     case blink::WebAXRoleForm:
 146       return ui::AX_ROLE_FORM;
 147     case blink::WebAXRoleGrid:
 148       return ui::AX_ROLE_GRID;
 149     case blink::WebAXRoleGroup:
 150       return ui::AX_ROLE_GROUP;
 151     case blink::WebAXRoleGrowArea:
 152       return ui::AX_ROLE_GROW_AREA;
 153     case blink::WebAXRoleHeading:
 154       return ui::AX_ROLE_HEADING;
 155     case blink::WebAXRoleHelpTag:
 156       return ui::AX_ROLE_HELP_TAG;
 157     case blink::WebAXRoleHorizontalRule:
 158       return ui::AX_ROLE_HORIZONTAL_RULE;
 159     case blink::WebAXRoleIframe:
 160       return ui::AX_ROLE_IFRAME;
 161     case blink::WebAXRoleIgnored:
 162       return ui::AX_ROLE_IGNORED;
 163     case blink::WebAXRoleImage:
 164       return ui::AX_ROLE_IMAGE;
 165     case blink::WebAXRoleImageMap:
 166       return ui::AX_ROLE_IMAGE_MAP;
 167     case blink::WebAXRoleImageMapLink:
 168       return ui::AX_ROLE_IMAGE_MAP_LINK;
 169     case blink::WebAXRoleIncrementor:
 170       return ui::AX_ROLE_INCREMENTOR;
 171     case blink::WebAXRoleInlineTextBox:
 172       return ui::AX_ROLE_INLINE_TEXT_BOX;
 173     case blink::WebAXRoleLabel:
 174       return ui::AX_ROLE_LABEL_TEXT;
 175     case blink::WebAXRoleLegend:
 176       return ui::AX_ROLE_LEGEND;
 177     case blink::WebAXRoleLink:
 178       return ui::AX_ROLE_LINK;
 179     case blink::WebAXRoleList:
 180       return ui::AX_ROLE_LIST;
 181     case blink::WebAXRoleListBox:
 182       return ui::AX_ROLE_LIST_BOX;
 183     case blink::WebAXRoleListBoxOption:
 184       return ui::AX_ROLE_LIST_BOX_OPTION;
 185     case blink::WebAXRoleListItem:
 186       return ui::AX_ROLE_LIST_ITEM;
 187     case blink::WebAXRoleListMarker:
 188       return ui::AX_ROLE_LIST_MARKER;
 189     case blink::WebAXRoleLog:
 190       return ui::AX_ROLE_LOG;
 191     case blink::WebAXRoleMain:
 192       return ui::AX_ROLE_MAIN;
 193     case blink::WebAXRoleMarquee:
 194       return ui::AX_ROLE_MARQUEE;
 195     case blink::WebAXRoleMath:
 196       return ui::AX_ROLE_MATH;
 197     case blink::WebAXRoleMathElement:
 198       return ui::AX_ROLE_MATH_ELEMENT;
 199     case blink::WebAXRoleMatte:
 200       return ui::AX_ROLE_MATTE;
 201     case blink::WebAXRoleMenu:
 202       return ui::AX_ROLE_MENU;
 203     case blink::WebAXRoleMenuBar:
 204       return ui::AX_ROLE_MENU_BAR;
 205     case blink::WebAXRoleMenuButton:
 206       return ui::AX_ROLE_MENU_BUTTON;
 207     case blink::WebAXRoleMenuItem:
 208       return ui::AX_ROLE_MENU_ITEM;
 209     case blink::WebAXRoleMenuListOption:
 210       return ui::AX_ROLE_MENU_LIST_OPTION;
 211     case blink::WebAXRoleMenuListPopup:
 212       return ui::AX_ROLE_MENU_LIST_POPUP;
 213     case blink::WebAXRoleNavigation:
 214       return ui::AX_ROLE_NAVIGATION;
 215     case blink::WebAXRoleNote:
 216       return ui::AX_ROLE_NOTE;
 217     case blink::WebAXRoleOutline:
 218       return ui::AX_ROLE_OUTLINE;
 219     case blink::WebAXRoleParagraph:
 220       return ui::AX_ROLE_PARAGRAPH;
 221     case blink::WebAXRolePopUpButton:
 222       return ui::AX_ROLE_POP_UP_BUTTON;
 223     case blink::WebAXRolePresentational:
 224       return ui::AX_ROLE_PRESENTATIONAL;
 225     case blink::WebAXRoleProgressIndicator:
 226       return ui::AX_ROLE_PROGRESS_INDICATOR;
 227     case blink::WebAXRoleRadioButton:
 228       return ui::AX_ROLE_RADIO_BUTTON;
 229     case blink::WebAXRoleRadioGroup:
 230       return ui::AX_ROLE_RADIO_GROUP;
 231     case blink::WebAXRoleRegion:
 232       return ui::AX_ROLE_REGION;
 233     case blink::WebAXRoleRootWebArea:
 234       return ui::AX_ROLE_ROOT_WEB_AREA;
 235     case blink::WebAXRoleRow:
 236       return ui::AX_ROLE_ROW;
 237     case blink::WebAXRoleRowHeader:
 238       return ui::AX_ROLE_ROW_HEADER;
 239     case blink::WebAXRoleRuler:
 240       return ui::AX_ROLE_RULER;
 241     case blink::WebAXRoleRulerMarker:
 242       return ui::AX_ROLE_RULER_MARKER;
 243     case blink::WebAXRoleSVGRoot:
 244       return ui::AX_ROLE_SVG_ROOT;
 245     case blink::WebAXRoleScrollArea:
 246       return ui::AX_ROLE_SCROLL_AREA;
 247     case blink::WebAXRoleScrollBar:
 248       return ui::AX_ROLE_SCROLL_BAR;
 249     case blink::WebAXRoleSeamlessWebArea:
 250       return ui::AX_ROLE_SEAMLESS_WEB_AREA;
 251     case blink::WebAXRoleSearch:
 252       return ui::AX_ROLE_SEARCH;
 253     case blink::WebAXRoleSheet:
 254       return ui::AX_ROLE_SHEET;
 255     case blink::WebAXRoleSlider:
 256       return ui::AX_ROLE_SLIDER;
 257     case blink::WebAXRoleSliderThumb:
 258       return ui::AX_ROLE_SLIDER_THUMB;
 259     case blink::WebAXRoleSpinButton:
 260       return ui::AX_ROLE_SPIN_BUTTON;
 261     case blink::WebAXRoleSpinButtonPart:
 262       return ui::AX_ROLE_SPIN_BUTTON_PART;
 263     case blink::WebAXRoleSplitGroup:
 264       return ui::AX_ROLE_SPLIT_GROUP;
 265     case blink::WebAXRoleSplitter:
 266       return ui::AX_ROLE_SPLITTER;
 267     case blink::WebAXRoleStaticText:
 268       return ui::AX_ROLE_STATIC_TEXT;
 269     case blink::WebAXRoleStatus:
 270       return ui::AX_ROLE_STATUS;
 271     case blink::WebAXRoleSystemWide:
 272       return ui::AX_ROLE_SYSTEM_WIDE;
 273     case blink::WebAXRoleTab:
 274       return ui::AX_ROLE_TAB;
 275     case blink::WebAXRoleTabGroup:
 276       return ui::AX_ROLE_TAB_GROUP;
 277     case blink::WebAXRoleTabList:
 278       return ui::AX_ROLE_TAB_LIST;
 279     case blink::WebAXRoleTabPanel:
 280       return ui::AX_ROLE_TAB_PANEL;
 281     case blink::WebAXRoleTable:
 282       return ui::AX_ROLE_TABLE;
 283     case blink::WebAXRoleTableHeaderContainer:
 284       return ui::AX_ROLE_TABLE_HEADER_CONTAINER;
 285     case blink::WebAXRoleTextArea:
 286       return ui::AX_ROLE_TEXT_AREA;
 287     case blink::WebAXRoleTextField:
 288       return ui::AX_ROLE_TEXT_FIELD;
 289     case blink::WebAXRoleTimer:
 290       return ui::AX_ROLE_TIMER;
 291     case blink::WebAXRoleToggleButton:
 292       return ui::AX_ROLE_TOGGLE_BUTTON;
 293     case blink::WebAXRoleToolbar:
 294       return ui::AX_ROLE_TOOLBAR;
 295     case blink::WebAXRoleTree:
 296       return ui::AX_ROLE_TREE;
 297     case blink::WebAXRoleTreeGrid:
 298       return ui::AX_ROLE_TREE_GRID;
 299     case blink::WebAXRoleTreeItem:
 300       return ui::AX_ROLE_TREE_ITEM;
 301     case blink::WebAXRoleUnknown:
 302       return ui::AX_ROLE_UNKNOWN;
 303     case blink::WebAXRoleUserInterfaceTooltip:
 304       return ui::AX_ROLE_TOOLTIP;
 305     case blink::WebAXRoleValueIndicator:
 306       return ui::AX_ROLE_VALUE_INDICATOR;
 307     case blink::WebAXRoleWebArea:
 308       return ui::AX_ROLE_WEB_AREA;
 309     case blink::WebAXRoleWindow:
 310       return ui::AX_ROLE_WINDOW;
 311     default:
 312       // We can't add an assertion here, that prevents us
 313       // from adding new role enums in Blink.
 314       return static_cast<ui::AXRole>(-1);
 315   }
 316 }
 317
 318 ui::AXEvent AXEventFromBlink(blink::WebAXEvent event) {
 319   switch (event) {
 320     case blink::WebAXEventActiveDescendantChanged:
 321       return ui::AX_EVENT_ACTIVEDESCENDANTCHANGED;
 322     case blink::WebAXEventAlert:
 323       return ui::AX_EVENT_ALERT;
 324     case blink::WebAXEventAriaAttributeChanged:
 325       return ui::AX_EVENT_ARIA_ATTRIBUTE_CHANGED;
 326     case blink::WebAXEventAutocorrectionOccured:
 327       return ui::AX_EVENT_AUTOCORRECTION_OCCURED;
 328     case blink::WebAXEventBlur:
 329       return ui::AX_EVENT_BLUR;
 330     case blink::WebAXEventCheckedStateChanged:
 331       return ui::AX_EVENT_CHECKED_STATE_CHANGED;
 332     case blink::WebAXEventChildrenChanged:
 333       return ui::AX_EVENT_CHILDREN_CHANGED;
 334     case blink::WebAXEventFocus:
 335       return ui::AX_EVENT_FOCUS;
 336     case blink::WebAXEventHide:
 337       return ui::AX_EVENT_HIDE;
 338     case blink::WebAXEventInvalidStatusChanged:
 339       return ui::AX_EVENT_INVALID_STATUS_CHANGED;
 340     case blink::WebAXEventLayoutComplete:
 341       return ui::AX_EVENT_LAYOUT_COMPLETE;
 342     case blink::WebAXEventLiveRegionChanged:
 343       return ui::AX_EVENT_LIVE_REGION_CHANGED;
 344     case blink::WebAXEventLoadComplete:
 345       return ui::AX_EVENT_LOAD_COMPLETE;
 346     case blink::WebAXEventLocationChanged:
 347       return ui::AX_EVENT_LOCATION_CHANGED;
 348     case blink::WebAXEventMenuListItemSelected:
 349       return ui::AX_EVENT_MENU_LIST_ITEM_SELECTED;
 350     case blink::WebAXEventMenuListValueChanged:
 351         return ui::AX_EVENT_MENU_LIST_VALUE_CHANGED;
 352     case blink::WebAXEventRowCollapsed:
 353       return ui::AX_EVENT_ROW_COLLAPSED;
 354     case blink::WebAXEventRowCountChanged:
 355       return ui::AX_EVENT_ROW_COUNT_CHANGED;
 356     case blink::WebAXEventRowExpanded:
 357       return ui::AX_EVENT_ROW_EXPANDED;
 358     case blink::WebAXEventScrollPositionChanged:
 359       return ui::AX_EVENT_SCROLL_POSITION_CHANGED;
 360     case blink::WebAXEventScrolledToAnchor:
 361       return ui::AX_EVENT_SCROLLED_TO_ANCHOR;
 362     case blink::WebAXEventSelectedChildrenChanged:
 363       return ui::AX_EVENT_SELECTED_CHILDREN_CHANGED;
 364     case blink::WebAXEventSelectedTextChanged:
 365       return ui::AX_EVENT_SELECTED_TEXT_CHANGED;
 366     case blink::WebAXEventShow:
 367       return ui::AX_EVENT_SHOW;
 368     case blink::WebAXEventTextChanged:
 369       return ui::AX_EVENT_TEXT_CHANGED;
 370     case blink::WebAXEventTextInserted:
 371       return ui::AX_EVENT_TEXT_INSERTED;
 372     case blink::WebAXEventTextRemoved:
 373       return ui::AX_EVENT_TEXT_REMOVED;
 374     case blink::WebAXEventValueChanged:
 375       return ui::AX_EVENT_VALUE_CHANGED;
 376     default:
 377       // We can't add an assertion here, that prevents us
 378       // from adding new event enums in Blink.
 379       return ui::AX_EVENT_NONE;
 380   }
 381 }
 382
 383 ui::AXTextDirection AXTextDirectionFromBlink(
 384     blink::WebAXTextDirection text_direction) {
 385   switch (text_direction) {
 386     case blink::WebAXTextDirectionLR:
 387       return ui::AX_TEXT_DIRECTION_LR;
 388     case blink::WebAXTextDirectionRL:
 389       return ui::AX_TEXT_DIRECTION_RL;
 390     case blink::WebAXTextDirectionTB:
 391       return ui::AX_TEXT_DIRECTION_TB;
 392     case blink::WebAXTextDirectionBT:
 393       return ui::AX_TEXT_DIRECTION_BT;
 394     default:
 395       NOTREACHED();
 396   }
 397
 398   return ui::AX_TEXT_DIRECTION_NONE;
 399 }
 400
 401 }  // namespace content