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   blink::WebAXExpanded expanded = o.isExpanded();
  17   if (expanded) {
  18     if (expanded == blink::WebAXExpandedCollapsed)
  19       state |= (1 << ui::AX_STATE_COLLAPSED);
  20     else if (expanded == blink::WebAXExpandedExpanded)
  21       state |= (1 << ui::AX_STATE_EXPANDED);
  22   }
  23
  24   if (o.canSetFocusAttribute())
  25     state |= (1 << ui::AX_STATE_FOCUSABLE);
  26
  27   if (o.isFocused())
  28     state |= (1 << ui::AX_STATE_FOCUSED);
  29
  30   if (o.role() == blink::WebAXRolePopUpButton ||
  31       o.ariaHasPopup())
  32     state |= (1 << ui::AX_STATE_HASPOPUP);
  33
  34   if (o.isHovered())
  35     state |= (1 << ui::AX_STATE_HOVERED);
  36
  37   if (o.isIndeterminate())
  38     state |= (1 << ui::AX_STATE_INDETERMINATE);
  39
  40   if (!o.isVisible())
  41     state |= (1 << ui::AX_STATE_INVISIBLE);
  42
  43   if (o.isLinked())
  44     state |= (1 << ui::AX_STATE_LINKED);
  45
  46   if (o.isMultiSelectable())
  47     state |= (1 << ui::AX_STATE_MULTISELECTABLE);
  48
  49   if (o.isOffScreen())
  50     state |= (1 << ui::AX_STATE_OFFSCREEN);
  51
  52   if (o.isPressed())
  53     state |= (1 << ui::AX_STATE_PRESSED);
  54
  55   if (o.isPasswordField())
  56     state |= (1 << ui::AX_STATE_PROTECTED);
  57
  58   if (o.isReadOnly())
  59     state |= (1 << ui::AX_STATE_READ_ONLY);
  60
  61   if (o.isRequired())
  62     state |= (1 << ui::AX_STATE_REQUIRED);
  63
  64   if (o.canSetSelectedAttribute())
  65     state |= (1 << ui::AX_STATE_SELECTABLE);
  66
  67   if (o.isSelected())
  68     state |= (1 << ui::AX_STATE_SELECTED);
  69
  70   if (o.isVisited())
  71     state |= (1 << ui::AX_STATE_VISITED);
  72
  73   if (o.isEnabled())
  74     state |= (1 << ui::AX_STATE_ENABLED);
  75
  76   if (o.isVertical())
  77     state |= (1 << ui::AX_STATE_VERTICAL);
  78
  79   if (o.isVisited())
  80     state |= (1 << ui::AX_STATE_VISITED);
  81
  82   return state;
  83 }
  84
  85 ui::AXRole AXRoleFromBlink(blink::WebAXRole role) {
  86   switch (role) {
  87     case blink::WebAXRoleAlert:
  88       return ui::AX_ROLE_ALERT;
  89     case blink::WebAXRoleAlertDialog:
  90       return ui::AX_ROLE_ALERT_DIALOG;
  91     case blink::WebAXRoleAnnotation:
  92       return ui::AX_ROLE_ANNOTATION;
  93     case blink::WebAXRoleApplication:
  94       return ui::AX_ROLE_APPLICATION;
  95     case blink::WebAXRoleArticle:
  96       return ui::AX_ROLE_ARTICLE;
  97     case blink::WebAXRoleBanner:
  98       return ui::AX_ROLE_BANNER;
  99     case blink::WebAXRoleBlockquote:
 100       return ui::AX_ROLE_BLOCKQUOTE;
 101     case blink::WebAXRoleBrowser:
 102       return ui::AX_ROLE_BROWSER;
 103     case blink::WebAXRoleBusyIndicator:
 104       return ui::AX_ROLE_BUSY_INDICATOR;
 105     case blink::WebAXRoleButton:
 106       return ui::AX_ROLE_BUTTON;
 107     case blink::WebAXRoleCanvas:
 108       return ui::AX_ROLE_CANVAS;
 109     case blink::WebAXRoleCell:
 110       return ui::AX_ROLE_CELL;
 111     case blink::WebAXRoleCheckBox:
 112       return ui::AX_ROLE_CHECK_BOX;
 113     case blink::WebAXRoleColorWell:
 114       return ui::AX_ROLE_COLOR_WELL;
 115     case blink::WebAXRoleColumn:
 116       return ui::AX_ROLE_COLUMN;
 117     case blink::WebAXRoleColumnHeader:
 118       return ui::AX_ROLE_COLUMN_HEADER;
 119     case blink::WebAXRoleComboBox:
 120       return ui::AX_ROLE_COMBO_BOX;
 121     case blink::WebAXRoleComplementary:
 122       return ui::AX_ROLE_COMPLEMENTARY;
 123     case blink::WebAXRoleContentInfo:
 124       return ui::AX_ROLE_CONTENT_INFO;
 125     case blink::WebAXRoleDate:
 126       return ui::AX_ROLE_DATE;
 127     case blink::WebAXRoleDateTime:
 128       return ui::AX_ROLE_DATE_TIME;
 129     case blink::WebAXRoleDefinition:
 130       return ui::AX_ROLE_DEFINITION;
 131     case blink::WebAXRoleDescriptionListDetail:
 132       return ui::AX_ROLE_DESCRIPTION_LIST_DETAIL;
 133     case blink::WebAXRoleDescriptionList:
 134       return ui::AX_ROLE_DESCRIPTION_LIST;
 135     case blink::WebAXRoleDescriptionListTerm:
 136       return ui::AX_ROLE_DESCRIPTION_LIST_TERM;
 137     case blink::WebAXRoleDetails:
 138       return ui::AX_ROLE_DETAILS;
 139     case blink::WebAXRoleDialog:
 140       return ui::AX_ROLE_DIALOG;
 141     case blink::WebAXRoleDirectory:
 142       return ui::AX_ROLE_DIRECTORY;
 143     case blink::WebAXRoleDisclosureTriangle:
 144       return ui::AX_ROLE_DISCLOSURE_TRIANGLE;
 145     case blink::WebAXRoleDiv:
 146       return ui::AX_ROLE_DIV;
 147     case blink::WebAXRoleDocument:
 148       return ui::AX_ROLE_DOCUMENT;
 149     case blink::WebAXRoleDrawer:
 150       return ui::AX_ROLE_DRAWER;
 151     case blink::WebAXRoleEditableText:
 152       return ui::AX_ROLE_EDITABLE_TEXT;
 153     case blink::WebAXRoleEmbeddedObject:
 154       return ui::AX_ROLE_EMBEDDED_OBJECT;
 155     case blink::WebAXRoleFigcaption:
 156       return ui::AX_ROLE_FIGCAPTION;
 157     case blink::WebAXRoleFigure:
 158       return ui::AX_ROLE_FIGURE;
 159     case blink::WebAXRoleFooter:
 160       return ui::AX_ROLE_FOOTER;
 161     case blink::WebAXRoleForm:
 162       return ui::AX_ROLE_FORM;
 163     case blink::WebAXRoleGrid:
 164       return ui::AX_ROLE_GRID;
 165     case blink::WebAXRoleGroup:
 166       return ui::AX_ROLE_GROUP;
 167     case blink::WebAXRoleGrowArea:
 168       return ui::AX_ROLE_GROW_AREA;
 169     case blink::WebAXRoleHeading:
 170       return ui::AX_ROLE_HEADING;
 171     case blink::WebAXRoleHelpTag:
 172       return ui::AX_ROLE_HELP_TAG;
 173     case blink::WebAXRoleHorizontalRule:
 174       return ui::AX_ROLE_HORIZONTAL_RULE;
 175     case blink::WebAXRoleIframe:
 176       return ui::AX_ROLE_IFRAME;
 177     case blink::WebAXRoleIgnored:
 178       return ui::AX_ROLE_IGNORED;
 179     case blink::WebAXRoleImage:
 180       return ui::AX_ROLE_IMAGE;
 181     case blink::WebAXRoleImageMap:
 182       return ui::AX_ROLE_IMAGE_MAP;
 183     case blink::WebAXRoleImageMapLink:
 184       return ui::AX_ROLE_IMAGE_MAP_LINK;
 185     case blink::WebAXRoleIncrementor:
 186       return ui::AX_ROLE_INCREMENTOR;
 187     case blink::WebAXRoleInlineTextBox:
 188       return ui::AX_ROLE_INLINE_TEXT_BOX;
 189     case blink::WebAXRoleLabel:
 190       return ui::AX_ROLE_LABEL_TEXT;
 191     case blink::WebAXRoleLegend:
 192       return ui::AX_ROLE_LEGEND;
 193     case blink::WebAXRoleLink:
 194       return ui::AX_ROLE_LINK;
 195     case blink::WebAXRoleList:
 196       return ui::AX_ROLE_LIST;
 197     case blink::WebAXRoleListBox:
 198       return ui::AX_ROLE_LIST_BOX;
 199     case blink::WebAXRoleListBoxOption:
 200       return ui::AX_ROLE_LIST_BOX_OPTION;
 201     case blink::WebAXRoleListItem:
 202       return ui::AX_ROLE_LIST_ITEM;
 203     case blink::WebAXRoleListMarker:
 204       return ui::AX_ROLE_LIST_MARKER;
 205     case blink::WebAXRoleLog:
 206       return ui::AX_ROLE_LOG;
 207     case blink::WebAXRoleMain:
 208       return ui::AX_ROLE_MAIN;
 209     case blink::WebAXRoleMarquee:
 210       return ui::AX_ROLE_MARQUEE;
 211     case blink::WebAXRoleMath:
 212       return ui::AX_ROLE_MATH;
 213     case blink::WebAXRoleMatte:
 214       return ui::AX_ROLE_MATTE;
 215     case blink::WebAXRoleMenu:
 216       return ui::AX_ROLE_MENU;
 217     case blink::WebAXRoleMenuBar:
 218       return ui::AX_ROLE_MENU_BAR;
 219     case blink::WebAXRoleMenuButton:
 220       return ui::AX_ROLE_MENU_BUTTON;
 221     case blink::WebAXRoleMenuItem:
 222       return ui::AX_ROLE_MENU_ITEM;
 223     case blink::WebAXRoleMenuItemCheckBox:
 224       return ui::AX_ROLE_MENU_ITEM_CHECK_BOX;
 225     case blink::WebAXRoleMenuItemRadio:
 226       return ui::AX_ROLE_MENU_ITEM_RADIO;
 227     case blink::WebAXRoleMenuListOption:
 228       return ui::AX_ROLE_MENU_LIST_OPTION;
 229     case blink::WebAXRoleMenuListPopup:
 230       return ui::AX_ROLE_MENU_LIST_POPUP;
 231     case blink::WebAXRoleMeter:
 232       return ui::AX_ROLE_METER;
 233     case blink::WebAXRoleNavigation:
 234       return ui::AX_ROLE_NAVIGATION;
 235     case blink::WebAXRoleNone:
 236       return ui::AX_ROLE_NONE;
 237     case blink::WebAXRoleNote:
 238       return ui::AX_ROLE_NOTE;
 239     case blink::WebAXRoleOutline:
 240       return ui::AX_ROLE_OUTLINE;
 241     case blink::WebAXRoleParagraph:
 242       return ui::AX_ROLE_PARAGRAPH;
 243     case blink::WebAXRolePopUpButton:
 244       return ui::AX_ROLE_POP_UP_BUTTON;
 245     case blink::WebAXRolePre:
 246       return ui::AX_ROLE_PRE;
 247     case blink::WebAXRolePresentational:
 248       return ui::AX_ROLE_PRESENTATIONAL;
 249     case blink::WebAXRoleProgressIndicator:
 250       return ui::AX_ROLE_PROGRESS_INDICATOR;
 251     case blink::WebAXRoleRadioButton:
 252       return ui::AX_ROLE_RADIO_BUTTON;
 253     case blink::WebAXRoleRadioGroup:
 254       return ui::AX_ROLE_RADIO_GROUP;
 255     case blink::WebAXRoleRegion:
 256       return ui::AX_ROLE_REGION;
 257     case blink::WebAXRoleRootWebArea:
 258       return ui::AX_ROLE_ROOT_WEB_AREA;
 259     case blink::WebAXRoleRow:
 260       return ui::AX_ROLE_ROW;
 261     case blink::WebAXRoleRowHeader:
 262       return ui::AX_ROLE_ROW_HEADER;
 263     case blink::WebAXRoleRuler:
 264       return ui::AX_ROLE_RULER;
 265     case blink::WebAXRoleRulerMarker:
 266       return ui::AX_ROLE_RULER_MARKER;
 267     case blink::WebAXRoleSVGRoot:
 268       return ui::AX_ROLE_SVG_ROOT;
 269     case blink::WebAXRoleScrollArea:
 270       return ui::AX_ROLE_SCROLL_AREA;
 271     case blink::WebAXRoleScrollBar:
 272       return ui::AX_ROLE_SCROLL_BAR;
 273     case blink::WebAXRoleSeamlessWebArea:
 274       return ui::AX_ROLE_SEAMLESS_WEB_AREA;
 275     case blink::WebAXRoleSearch:
 276       return ui::AX_ROLE_SEARCH;
 277     case blink::WebAXRoleSheet:
 278       return ui::AX_ROLE_SHEET;
 279     case blink::WebAXRoleSlider:
 280       return ui::AX_ROLE_SLIDER;
 281     case blink::WebAXRoleSliderThumb:
 282       return ui::AX_ROLE_SLIDER_THUMB;
 283     case blink::WebAXRoleSpinButton:
 284       return ui::AX_ROLE_SPIN_BUTTON;
 285     case blink::WebAXRoleSpinButtonPart:
 286       return ui::AX_ROLE_SPIN_BUTTON_PART;
 287     case blink::WebAXRoleSplitGroup:
 288       return ui::AX_ROLE_SPLIT_GROUP;
 289     case blink::WebAXRoleSplitter:
 290       return ui::AX_ROLE_SPLITTER;
 291     case blink::WebAXRoleStaticText:
 292       return ui::AX_ROLE_STATIC_TEXT;
 293     case blink::WebAXRoleStatus:
 294       return ui::AX_ROLE_STATUS;
 295     case blink::WebAXRoleSystemWide:
 296       return ui::AX_ROLE_SYSTEM_WIDE;
 297     case blink::WebAXRoleTab:
 298       return ui::AX_ROLE_TAB;
 299     case blink::WebAXRoleTabGroup:
 300       return ui::AX_ROLE_TAB_GROUP;
 301     case blink::WebAXRoleTabList:
 302       return ui::AX_ROLE_TAB_LIST;
 303     case blink::WebAXRoleTabPanel:
 304       return ui::AX_ROLE_TAB_PANEL;
 305     case blink::WebAXRoleTable:
 306       return ui::AX_ROLE_TABLE;
 307     case blink::WebAXRoleTableHeaderContainer:
 308       return ui::AX_ROLE_TABLE_HEADER_CONTAINER;
 309     case blink::WebAXRoleTextArea:
 310       return ui::AX_ROLE_TEXT_AREA;
 311     case blink::WebAXRoleTextField:
 312       return ui::AX_ROLE_TEXT_FIELD;
 313     case blink::WebAXRoleTime:
 314       return ui::AX_ROLE_TIME;
 315     case blink::WebAXRoleTimer:
 316       return ui::AX_ROLE_TIMER;
 317     case blink::WebAXRoleToggleButton:
 318       return ui::AX_ROLE_TOGGLE_BUTTON;
 319     case blink::WebAXRoleToolbar:
 320       return ui::AX_ROLE_TOOLBAR;
 321     case blink::WebAXRoleTree:
 322       return ui::AX_ROLE_TREE;
 323     case blink::WebAXRoleTreeGrid:
 324       return ui::AX_ROLE_TREE_GRID;
 325     case blink::WebAXRoleTreeItem:
 326       return ui::AX_ROLE_TREE_ITEM;
 327     case blink::WebAXRoleUnknown:
 328       return ui::AX_ROLE_UNKNOWN;
 329     case blink::WebAXRoleUserInterfaceTooltip:
 330       return ui::AX_ROLE_TOOLTIP;
 331     case blink::WebAXRoleValueIndicator:
 332       return ui::AX_ROLE_VALUE_INDICATOR;
 333     case blink::WebAXRoleWebArea:
 334       return ui::AX_ROLE_WEB_AREA;
 335     case blink::WebAXRoleWindow:
 336       return ui::AX_ROLE_WINDOW;
 337     default:
 338       // We can't add an assertion here, that prevents us
 339       // from adding new role enums in Blink.
 340       LOG(WARNING) << "Warning: Blink WebAXRole " << role
 341                    << " not handled by Chromium yet.";
 342       return ui::AX_ROLE_UNKNOWN;
 343   }
 344 }
 345
 346 ui::AXEvent AXEventFromBlink(blink::WebAXEvent event) {
 347   switch (event) {
 348     case blink::WebAXEventActiveDescendantChanged:
 349       return ui::AX_EVENT_ACTIVEDESCENDANTCHANGED;
 350     case blink::WebAXEventAlert:
 351       return ui::AX_EVENT_ALERT;
 352     case blink::WebAXEventAriaAttributeChanged:
 353       return ui::AX_EVENT_ARIA_ATTRIBUTE_CHANGED;
 354     case blink::WebAXEventAutocorrectionOccured:
 355       return ui::AX_EVENT_AUTOCORRECTION_OCCURED;
 356     case blink::WebAXEventCheckedStateChanged:
 357       return ui::AX_EVENT_CHECKED_STATE_CHANGED;
 358     case blink::WebAXEventChildrenChanged:
 359       return ui::AX_EVENT_CHILDREN_CHANGED;
 360     case blink::WebAXEventFocus:
 361       return ui::AX_EVENT_FOCUS;
 362     case blink::WebAXEventInvalidStatusChanged:
 363       return ui::AX_EVENT_INVALID_STATUS_CHANGED;
 364     case blink::WebAXEventLayoutComplete:
 365       return ui::AX_EVENT_LAYOUT_COMPLETE;
 366     case blink::WebAXEventLiveRegionChanged:
 367       return ui::AX_EVENT_LIVE_REGION_CHANGED;
 368     case blink::WebAXEventLoadComplete:
 369       return ui::AX_EVENT_LOAD_COMPLETE;
 370     case blink::WebAXEventLocationChanged:
 371       return ui::AX_EVENT_LOCATION_CHANGED;
 372     case blink::WebAXEventMenuListItemSelected:
 373       return ui::AX_EVENT_MENU_LIST_ITEM_SELECTED;
 374     case blink::WebAXEventMenuListValueChanged:
 375         return ui::AX_EVENT_MENU_LIST_VALUE_CHANGED;
 376     case blink::WebAXEventRowCollapsed:
 377       return ui::AX_EVENT_ROW_COLLAPSED;
 378     case blink::WebAXEventRowCountChanged:
 379       return ui::AX_EVENT_ROW_COUNT_CHANGED;
 380     case blink::WebAXEventRowExpanded:
 381       return ui::AX_EVENT_ROW_EXPANDED;
 382     case blink::WebAXEventScrollPositionChanged:
 383       return ui::AX_EVENT_SCROLL_POSITION_CHANGED;
 384     case blink::WebAXEventScrolledToAnchor:
 385       return ui::AX_EVENT_SCROLLED_TO_ANCHOR;
 386     case blink::WebAXEventSelectedChildrenChanged:
 387       return ui::AX_EVENT_SELECTED_CHILDREN_CHANGED;
 388     case blink::WebAXEventSelectedTextChanged:
 389       return ui::AX_EVENT_TEXT_SELECTION_CHANGED;
 390     case blink::WebAXEventTextChanged:
 391       return ui::AX_EVENT_TEXT_CHANGED;
 392     case blink::WebAXEventValueChanged:
 393       return ui::AX_EVENT_VALUE_CHANGED;
 394     default:
 395       // We can't add an assertion here, that prevents us
 396       // from adding new event enums in Blink.
 397       return ui::AX_EVENT_NONE;
 398   }
 399 }
 400
 401 ui::AXTextDirection AXTextDirectionFromBlink(
 402     blink::WebAXTextDirection text_direction) {
 403   switch (text_direction) {
 404     case blink::WebAXTextDirectionLR:
 405       return ui::AX_TEXT_DIRECTION_LR;
 406     case blink::WebAXTextDirectionRL:
 407       return ui::AX_TEXT_DIRECTION_RL;
 408     case blink::WebAXTextDirectionTB:
 409       return ui::AX_TEXT_DIRECTION_TB;
 410     case blink::WebAXTextDirectionBT:
 411       return ui::AX_TEXT_DIRECTION_BT;
 412     default:
 413       NOTREACHED();
 414   }
 415
 416   return ui::AX_TEXT_DIRECTION_NONE;
 417 }
 418
 419 }  // namespace content