diff options
Diffstat (limited to 'Tools/DumpRenderTree/chromium/AccessibilityUIElement.cpp')
| -rw-r--r-- | Tools/DumpRenderTree/chromium/AccessibilityUIElement.cpp | 585 |
1 files changed, 585 insertions, 0 deletions
diff --git a/Tools/DumpRenderTree/chromium/AccessibilityUIElement.cpp b/Tools/DumpRenderTree/chromium/AccessibilityUIElement.cpp new file mode 100644 index 0000000..dbd025a --- /dev/null +++ b/Tools/DumpRenderTree/chromium/AccessibilityUIElement.cpp @@ -0,0 +1,585 @@ +/* + * Copyright (C) 2010 Google Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "config.h" +#include "AccessibilityUIElement.h" + +#include "WebAccessibilityObject.h" +#include "WebCString.h" +#include "WebString.h" +#include <wtf/Assertions.h> + +using namespace WebKit; +using namespace std; + +// Map role value to string, matching Safari/Mac platform implementation to +// avoid rebaselining layout tests. +static string roleToString(WebAccessibilityRole role) +{ + string result = "AXRole: AX"; + switch (role) { + case WebAccessibilityRoleButton: + return result.append("Button"); + case WebAccessibilityRoleRadioButton: + return result.append("RadioButton"); + case WebAccessibilityRoleCheckBox: + return result.append("CheckBox"); + case WebAccessibilityRoleSlider: + return result.append("Slider"); + case WebAccessibilityRoleTabGroup: + return result.append("TabGroup"); + case WebAccessibilityRoleTextField: + return result.append("TextField"); + case WebAccessibilityRoleStaticText: + return result.append("StaticText"); + case WebAccessibilityRoleTextArea: + return result.append("TextArea"); + case WebAccessibilityRoleScrollArea: + return result.append("ScrollArea"); + case WebAccessibilityRolePopUpButton: + return result.append("PopUpButton"); + case WebAccessibilityRoleMenuButton: + return result.append("MenuButton"); + case WebAccessibilityRoleTable: + return result.append("Table"); + case WebAccessibilityRoleApplication: + return result.append("Application"); + case WebAccessibilityRoleGroup: + return result.append("Group"); + case WebAccessibilityRoleRadioGroup: + return result.append("RadioGroup"); + case WebAccessibilityRoleList: + return result.append("List"); + case WebAccessibilityRoleScrollBar: + return result.append("ScrollBar"); + case WebAccessibilityRoleValueIndicator: + return result.append("ValueIndicator"); + case WebAccessibilityRoleImage: + return result.append("Image"); + case WebAccessibilityRoleMenuBar: + return result.append("MenuBar"); + case WebAccessibilityRoleMenu: + return result.append("Menu"); + case WebAccessibilityRoleMenuItem: + return result.append("MenuItem"); + case WebAccessibilityRoleColumn: + return result.append("Column"); + case WebAccessibilityRoleRow: + return result.append("Row"); + case WebAccessibilityRoleToolbar: + return result.append("Toolbar"); + case WebAccessibilityRoleBusyIndicator: + return result.append("BusyIndicator"); + case WebAccessibilityRoleProgressIndicator: + return result.append("ProgressIndicator"); + case WebAccessibilityRoleWindow: + return result.append("Window"); + case WebAccessibilityRoleDrawer: + return result.append("Drawer"); + case WebAccessibilityRoleSystemWide: + return result.append("SystemWide"); + case WebAccessibilityRoleOutline: + return result.append("Outline"); + case WebAccessibilityRoleIncrementor: + return result.append("Incrementor"); + case WebAccessibilityRoleBrowser: + return result.append("Browser"); + case WebAccessibilityRoleComboBox: + return result.append("ComboBox"); + case WebAccessibilityRoleSplitGroup: + return result.append("SplitGroup"); + case WebAccessibilityRoleSplitter: + return result.append("Splitter"); + case WebAccessibilityRoleColorWell: + return result.append("ColorWell"); + case WebAccessibilityRoleGrowArea: + return result.append("GrowArea"); + case WebAccessibilityRoleSheet: + return result.append("Sheet"); + case WebAccessibilityRoleHelpTag: + return result.append("HelpTag"); + case WebAccessibilityRoleMatte: + return result.append("Matte"); + case WebAccessibilityRoleRuler: + return result.append("Ruler"); + case WebAccessibilityRoleRulerMarker: + return result.append("RulerMarker"); + case WebAccessibilityRoleLink: + return result.append("Link"); + case WebAccessibilityRoleDisclosureTriangle: + return result.append("DisclosureTriangle"); + case WebAccessibilityRoleGrid: + return result.append("Grid"); + case WebAccessibilityRoleCell: + return result.append("Cell"); + case WebAccessibilityRoleColumnHeader: + return result.append("ColumnHeader"); + case WebAccessibilityRoleRowHeader: + return result.append("RowHeader"); + case WebAccessibilityRoleWebCoreLink: + // Maps to Link role. + return result.append("Link"); + case WebAccessibilityRoleImageMapLink: + return result.append("ImageMapLink"); + case WebAccessibilityRoleImageMap: + return result.append("ImageMap"); + case WebAccessibilityRoleListMarker: + return result.append("ListMarker"); + case WebAccessibilityRoleWebArea: + return result.append("WebArea"); + case WebAccessibilityRoleHeading: + return result.append("Heading"); + case WebAccessibilityRoleListBox: + return result.append("ListBox"); + case WebAccessibilityRoleListBoxOption: + return result.append("ListBoxOption"); + case WebAccessibilityRoleTableHeaderContainer: + return result.append("TableHeaderContainer"); + case WebAccessibilityRoleDefinitionListTerm: + return result.append("DefinitionListTerm"); + case WebAccessibilityRoleDefinitionListDefinition: + return result.append("DefinitionListDefinition"); + case WebAccessibilityRoleAnnotation: + return result.append("Annotation"); + case WebAccessibilityRoleSliderThumb: + return result.append("SliderThumb"); + case WebAccessibilityRoleLandmarkApplication: + return result.append("LandmarkApplication"); + case WebAccessibilityRoleLandmarkBanner: + return result.append("LandmarkBanner"); + case WebAccessibilityRoleLandmarkComplementary: + return result.append("LandmarkComplementary"); + case WebAccessibilityRoleLandmarkContentInfo: + return result.append("LandmarkContentInfo"); + case WebAccessibilityRoleLandmarkMain: + return result.append("LandmarkMain"); + case WebAccessibilityRoleLandmarkNavigation: + return result.append("LandmarkNavigation"); + case WebAccessibilityRoleLandmarkSearch: + return result.append("LandmarkSearch"); + case WebAccessibilityRoleApplicationLog: + return result.append("ApplicationLog"); + case WebAccessibilityRoleApplicationMarquee: + return result.append("ApplicationMarquee"); + case WebAccessibilityRoleApplicationStatus: + return result.append("ApplicationStatus"); + case WebAccessibilityRoleApplicationTimer: + return result.append("ApplicationTimer"); + case WebAccessibilityRoleDocument: + return result.append("Document"); + case WebAccessibilityRoleDocumentArticle: + return result.append("DocumentArticle"); + case WebAccessibilityRoleDocumentNote: + return result.append("DocumentNote"); + case WebAccessibilityRoleDocumentRegion: + return result.append("DocumentRegion"); + case WebAccessibilityRoleUserInterfaceTooltip: + return result.append("UserInterfaceTooltip"); + default: + // Also matches WebAccessibilityRoleUnknown. + return result.append("Unknown"); + } +} + +string getDescription(const WebAccessibilityObject& object) +{ + string description = object.accessibilityDescription().utf8(); + return description.insert(0, "AXDescription: "); +} + +string getRole(const WebAccessibilityObject& object) +{ + return roleToString(object.roleValue()); +} + +string getTitle(const WebAccessibilityObject& object) +{ + string title = object.title().utf8(); + return title.insert(0, "AXTitle: "); +} + +string getAttributes(const WebAccessibilityObject& object) +{ + // FIXME: Concatenate all attributes of the AccessibilityObject. + string attributes(getTitle(object)); + attributes.append("\n"); + attributes.append(getRole(object)); + attributes.append("\n"); + attributes.append(getDescription(object)); + return attributes; +} + + +// Collects attributes into a string, delimited by dashes. Used by all methods +// that output lists of attributes: attributesOfLinkedUIElementsCallback, +// AttributesOfChildrenCallback, etc. +class AttributesCollector { +public: + void collectAttributes(const WebAccessibilityObject& object) + { + m_attributes.append("\n------------\n"); + m_attributes.append(getAttributes(object)); + } + + string attributes() const { return m_attributes; } + +private: + string m_attributes; +}; + +AccessibilityUIElement::AccessibilityUIElement(const WebAccessibilityObject& object, Factory* factory) + : m_accessibilityObject(object) + , m_factory(factory) +{ + + ASSERT(factory); + + bindMethod("allAttributes", &AccessibilityUIElement::allAttributesCallback); + bindMethod("attributesOfLinkedUIElements", + &AccessibilityUIElement::attributesOfLinkedUIElementsCallback); + bindMethod("attributesOfDocumentLinks", + &AccessibilityUIElement::attributesOfDocumentLinksCallback); + bindMethod("attributesOfChildren", + &AccessibilityUIElement::attributesOfChildrenCallback); + bindMethod("parameterizedAttributeNames", + &AccessibilityUIElement::parametrizedAttributeNamesCallback); + bindMethod("lineForIndex", &AccessibilityUIElement::lineForIndexCallback); + bindMethod("boundsForRange", &AccessibilityUIElement::boundsForRangeCallback); + bindMethod("stringForRange", &AccessibilityUIElement::stringForRangeCallback); + bindMethod("childAtIndex", &AccessibilityUIElement::childAtIndexCallback); + bindMethod("elementAtPoint", &AccessibilityUIElement::elementAtPointCallback); + bindMethod("attributesOfColumnHeaders", + &AccessibilityUIElement::attributesOfColumnHeadersCallback); + bindMethod("attributesOfRowHeaders", + &AccessibilityUIElement::attributesOfRowHeadersCallback); + bindMethod("attributesOfColumns", + &AccessibilityUIElement::attributesOfColumnsCallback); + bindMethod("attributesOfRows", + &AccessibilityUIElement::attributesOfRowsCallback); + bindMethod("attributesOfVisibleCells", + &AccessibilityUIElement::attributesOfVisibleCellsCallback); + bindMethod("attributesOfHeader", + &AccessibilityUIElement::attributesOfHeaderCallback); + bindMethod("indexInTable", &AccessibilityUIElement::indexInTableCallback); + bindMethod("rowIndexRange", &AccessibilityUIElement::rowIndexRangeCallback); + bindMethod("columnIndexRange", + &AccessibilityUIElement::columnIndexRangeCallback); + bindMethod("cellForColumnAndRow", + &AccessibilityUIElement::cellForColumnAndRowCallback); + bindMethod("titleUIElement", &AccessibilityUIElement::titleUIElementCallback); + bindMethod("setSelectedTextRange", + &AccessibilityUIElement::setSelectedTextRangeCallback); + bindMethod("attributeValue", &AccessibilityUIElement::attributeValueCallback); + bindMethod("isAttributeSettable", + &AccessibilityUIElement::isAttributeSettableCallback); + bindMethod("isActionSupported", + &AccessibilityUIElement::isActionSupportedCallback); + bindMethod("parentElement", &AccessibilityUIElement::parentElementCallback); + bindMethod("increment", &AccessibilityUIElement::incrementCallback); + bindMethod("decrement", &AccessibilityUIElement::decrementCallback); + + bindProperty("role", &AccessibilityUIElement::roleGetterCallback); + bindProperty("subrole", &m_subrole); + bindProperty("title", &AccessibilityUIElement::titleGetterCallback); + bindProperty("description", + &AccessibilityUIElement::descriptionGetterCallback); + bindProperty("language", &m_language); + bindProperty("x", &m_x); + bindProperty("y", &m_y); + bindProperty("width", &m_width); + bindProperty("height", &m_height); + bindProperty("clickPointX", &m_clickPointX); + bindProperty("clickPointY", &m_clickPointY); + bindProperty("intValue", &m_intValue); + bindProperty("minValue", &m_minValue); + bindProperty("maxValue", &m_maxValue); + bindProperty("childrenCount", + &AccessibilityUIElement::childrenCountGetterCallback); + bindProperty("insertionPointLineNumber", &m_insertionPointLineNumber); + bindProperty("selectedTextRange", &m_selectedTextRange); + bindProperty("isEnabled", &AccessibilityUIElement::isEnabledGetterCallback); + bindProperty("isRequired", &m_isRequired); + bindProperty("isSelected", &AccessibilityUIElement::isSelectedGetterCallback); + bindProperty("valueDescription", &m_valueDescription); + + bindFallbackMethod(&AccessibilityUIElement::fallbackCallback); +} + +AccessibilityUIElement* AccessibilityUIElement::getChildAtIndex(unsigned index) +{ + return m_factory->create(accessibilityObject().childAt(index)); +} + +void AccessibilityUIElement::allAttributesCallback(const CppArgumentList&, CppVariant* result) +{ + result->set(getAttributes(accessibilityObject())); +} + +void AccessibilityUIElement::attributesOfLinkedUIElementsCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::attributesOfDocumentLinksCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::attributesOfChildrenCallback(const CppArgumentList& arguments, CppVariant* result) +{ + AttributesCollector collector; + unsigned size = accessibilityObject().childCount(); + for (unsigned i = 0; i < size; ++i) + collector.collectAttributes(accessibilityObject().childAt(i)); + result->set(collector.attributes()); +} + +void AccessibilityUIElement::parametrizedAttributeNamesCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::lineForIndexCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::boundsForRangeCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::stringForRangeCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::childAtIndexCallback(const CppArgumentList& arguments, CppVariant* result) +{ + if (!arguments.size() || !arguments[0].isNumber()) { + result->setNull(); + return; + } + + AccessibilityUIElement* child = getChildAtIndex(arguments[0].toInt32()); + if (!child) { + result->setNull(); + return; + } + + result->set(*(child->getAsCppVariant())); +} + +void AccessibilityUIElement::elementAtPointCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::attributesOfColumnHeadersCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::attributesOfRowHeadersCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::attributesOfColumnsCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::attributesOfRowsCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::attributesOfVisibleCellsCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::attributesOfHeaderCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::indexInTableCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::rowIndexRangeCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::columnIndexRangeCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::cellForColumnAndRowCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::titleUIElementCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::setSelectedTextRangeCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::attributeValueCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::isAttributeSettableCallback(const CppArgumentList& arguments, CppVariant* result) +{ + if (arguments.size() < 1 && !arguments[0].isString()) { + result->setNull(); + return; + } + + string attribute = arguments[0].toString(); + bool settable = false; + if (attribute == "AXValue") + settable = accessibilityObject().canSetValueAttribute(); + result->set(settable); +} + +void AccessibilityUIElement::isActionSupportedCallback(const CppArgumentList&, CppVariant* result) +{ + // This one may be really hard to implement. + // Not exposed by AccessibilityObject. + result->setNull(); +} + +void AccessibilityUIElement::parentElementCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::incrementCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::decrementCallback(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::fallbackCallback(const CppArgumentList &, CppVariant* result) +{ + // FIXME: Implement this. + result->setNull(); +} + +void AccessibilityUIElement::childrenCountGetterCallback(CppVariant* result) +{ + int count = 1; // Root object always has only one child, the WebView. + if (!isRoot()) + count = accessibilityObject().childCount(); + result->set(count); +} + +void AccessibilityUIElement::descriptionGetterCallback(CppVariant* result) +{ + result->set(getDescription(accessibilityObject())); +} + +void AccessibilityUIElement::isEnabledGetterCallback(CppVariant* result) +{ + result->set(accessibilityObject().isEnabled()); +} + +void AccessibilityUIElement::isSelectedGetterCallback(CppVariant* result) +{ + result->setNull(); +} + +void AccessibilityUIElement::roleGetterCallback(CppVariant* result) +{ + result->set(getRole(accessibilityObject())); +} + +void AccessibilityUIElement::titleGetterCallback(CppVariant* result) +{ + result->set(getTitle(accessibilityObject())); +} + + +RootAccessibilityUIElement::RootAccessibilityUIElement(const WebAccessibilityObject &object, Factory *factory) + : AccessibilityUIElement(object, factory) { } + +AccessibilityUIElement* RootAccessibilityUIElement::getChildAtIndex(unsigned index) +{ + if (index) + return 0; + + return factory()->create(accessibilityObject()); +} + + +AccessibilityUIElementList ::~AccessibilityUIElementList() +{ + clear(); +} + +void AccessibilityUIElementList::clear() +{ + for (ElementList::iterator i = m_elements.begin(); i != m_elements.end(); ++i) + delete (*i); + m_elements.clear(); +} + +AccessibilityUIElement* AccessibilityUIElementList::create(const WebAccessibilityObject& object) +{ + if (object.isNull()) + return 0; + + AccessibilityUIElement* element = new AccessibilityUIElement(object, this); + m_elements.append(element); + return element; +} + +AccessibilityUIElement* AccessibilityUIElementList::createRoot(const WebAccessibilityObject& object) +{ + AccessibilityUIElement* element = new RootAccessibilityUIElement(object, this); + m_elements.append(element); + return element; +} |