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| 1 /* | |
| 2 * Copyright (C) 2009 Google Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions are | |
| 6 * met: | |
| 7 * | |
| 8 * * Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * * Redistributions in binary form must reproduce the above | |
| 11 * copyright notice, this list of conditions and the following disclaimer | |
| 12 * in the documentation and/or other materials provided with the | |
| 13 * distribution. | |
| 14 * * Neither the name of Google Inc. nor the names of its | |
| 15 * contributors may be used to endorse or promote products derived from | |
| 16 * this software without specific prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 */ | |
| 30 | |
| 31 #ifndef WebAXObject_h | |
| 32 #define WebAXObject_h | |
| 33 | |
| 34 #include "../platform/WebCommon.h" | |
| 35 #include "../platform/WebPrivatePtr.h" | |
| 36 #include "../platform/WebVector.h" | |
| 37 #include "WebAXEnums.h" | |
| 38 | |
| 39 #if BLINK_IMPLEMENTATION | |
| 40 namespace WTF { template <typename T> class PassRefPtr; } | |
| 41 #endif | |
| 42 | |
| 43 namespace blink { | |
| 44 | |
| 45 class AXObject; | |
| 46 class WebNode; | |
| 47 class WebDocument; | |
| 48 class WebString; | |
| 49 class WebURL; | |
| 50 struct WebPoint; | |
| 51 struct WebRect; | |
| 52 | |
| 53 // A container for passing around a reference to AXObject. | |
| 54 class WebAXObject { | |
| 55 public: | |
| 56 ~WebAXObject() { reset(); } | |
| 57 | |
| 58 WebAXObject() { } | |
| 59 WebAXObject(const WebAXObject& o) { assign(o); } | |
| 60 WebAXObject& operator=(const WebAXObject& o) | |
| 61 { | |
| 62 assign(o); | |
| 63 return *this; | |
| 64 } | |
| 65 | |
| 66 BLINK_EXPORT void reset(); | |
| 67 BLINK_EXPORT void assign(const WebAXObject&); | |
| 68 BLINK_EXPORT bool equals(const WebAXObject&) const; | |
| 69 | |
| 70 bool isNull() const { return m_private.isNull(); } | |
| 71 // isDetached also checks for null, so it's safe to just call isDetached. | |
| 72 BLINK_EXPORT bool isDetached() const; | |
| 73 | |
| 74 BLINK_EXPORT int axID() const; | |
| 75 | |
| 76 // Update layout on the underlying tree, and return true if this object is | |
| 77 // still valid (not detached). Note that calling this method | |
| 78 // can cause other WebAXObjects to become invalid, too, | |
| 79 // so always call isDetached if updateBackingStoreAndCheckValidity | |
| 80 // has been called on any object, or if any other WebCore code has run. | |
| 81 BLINK_EXPORT bool updateLayoutAndCheckValidity(); | |
| 82 | |
| 83 // FIXME: Deprecated - remove once callers use updateLayoutAndCheckValidity,
instead. | |
| 84 BLINK_EXPORT bool updateBackingStoreAndCheckValidity(); | |
| 85 | |
| 86 BLINK_EXPORT WebString accessibilityDescription() const; | |
| 87 BLINK_EXPORT unsigned childCount() const; | |
| 88 | |
| 89 BLINK_EXPORT WebAXObject childAt(unsigned) const; | |
| 90 BLINK_EXPORT WebAXObject parentObject() const; | |
| 91 | |
| 92 BLINK_EXPORT bool isAnchor() const; | |
| 93 BLINK_EXPORT bool isAriaReadOnly() const; | |
| 94 BLINK_EXPORT bool isButtonStateMixed() const; | |
| 95 BLINK_EXPORT bool isChecked() const; | |
| 96 BLINK_EXPORT bool isClickable() const; | |
| 97 BLINK_EXPORT bool isCollapsed() const; | |
| 98 BLINK_EXPORT bool isControl() const; | |
| 99 BLINK_EXPORT bool isEnabled() const; | |
| 100 BLINK_EXPORT bool isFocused() const; | |
| 101 BLINK_EXPORT bool isHovered() const; | |
| 102 BLINK_EXPORT bool isIndeterminate() const; | |
| 103 BLINK_EXPORT bool isLinked() const; | |
| 104 BLINK_EXPORT bool isLoaded() const; | |
| 105 BLINK_EXPORT bool isMultiSelectable() const; | |
| 106 BLINK_EXPORT bool isOffScreen() const; | |
| 107 BLINK_EXPORT bool isPasswordField() const; | |
| 108 BLINK_EXPORT bool isPressed() const; | |
| 109 BLINK_EXPORT bool isReadOnly() const; | |
| 110 BLINK_EXPORT bool isRequired() const; | |
| 111 BLINK_EXPORT bool isSelected() const; | |
| 112 BLINK_EXPORT bool isSelectedOptionActive() const; | |
| 113 BLINK_EXPORT bool isVertical() const; | |
| 114 BLINK_EXPORT bool isVisible() const; | |
| 115 BLINK_EXPORT bool isVisited() const; | |
| 116 | |
| 117 BLINK_EXPORT WebString accessKey() const; | |
| 118 BLINK_EXPORT WebAXObject ariaActiveDescendant() const; | |
| 119 BLINK_EXPORT bool ariaControls(WebVector<WebAXObject>& controlsElements) con
st; | |
| 120 BLINK_EXPORT bool ariaDescribedby(WebVector<WebAXObject>& describedbyElement
s) const; | |
| 121 BLINK_EXPORT bool ariaFlowTo(WebVector<WebAXObject>& flowToElements) const; | |
| 122 BLINK_EXPORT bool ariaHasPopup() const; | |
| 123 BLINK_EXPORT bool ariaLabelledby(WebVector<WebAXObject>& labelledbyElements)
const; | |
| 124 BLINK_EXPORT bool ariaLiveRegionAtomic() const; | |
| 125 BLINK_EXPORT bool ariaLiveRegionBusy() const; | |
| 126 BLINK_EXPORT WebString ariaLiveRegionRelevant() const; | |
| 127 BLINK_EXPORT WebString ariaLiveRegionStatus() const; | |
| 128 BLINK_EXPORT bool ariaOwns(WebVector<WebAXObject>& ownsElements) const; | |
| 129 BLINK_EXPORT WebRect boundingBoxRect() const; | |
| 130 BLINK_EXPORT bool canvasHasFallbackContent() const; | |
| 131 BLINK_EXPORT WebPoint clickPoint() const; | |
| 132 BLINK_EXPORT void colorValue(int& r, int& g, int& b) const; | |
| 133 BLINK_EXPORT double estimatedLoadingProgress() const; | |
| 134 BLINK_EXPORT WebString helpText() const; | |
| 135 BLINK_EXPORT int headingLevel() const; | |
| 136 BLINK_EXPORT int hierarchicalLevel() const; | |
| 137 BLINK_EXPORT WebAXObject hitTest(const WebPoint&) const; | |
| 138 BLINK_EXPORT WebString keyboardShortcut() const; | |
| 139 BLINK_EXPORT WebAXRole role() const; | |
| 140 BLINK_EXPORT unsigned selectionEnd() const; | |
| 141 BLINK_EXPORT unsigned selectionEndLineNumber() const; | |
| 142 BLINK_EXPORT unsigned selectionStart() const; | |
| 143 BLINK_EXPORT unsigned selectionStartLineNumber() const; | |
| 144 BLINK_EXPORT WebString stringValue() const; | |
| 145 BLINK_EXPORT WebString title() const; | |
| 146 BLINK_EXPORT WebAXObject titleUIElement() const; | |
| 147 BLINK_EXPORT WebURL url() const; | |
| 148 | |
| 149 BLINK_EXPORT bool supportsRangeValue() const; | |
| 150 BLINK_EXPORT WebString valueDescription() const; | |
| 151 BLINK_EXPORT float valueForRange() const; | |
| 152 BLINK_EXPORT float maxValueForRange() const; | |
| 153 BLINK_EXPORT float minValueForRange() const; | |
| 154 | |
| 155 BLINK_EXPORT WebNode node() const; | |
| 156 BLINK_EXPORT WebDocument document() const; | |
| 157 BLINK_EXPORT bool hasComputedStyle() const; | |
| 158 BLINK_EXPORT WebString computedStyleDisplay() const; | |
| 159 BLINK_EXPORT bool accessibilityIsIgnored() const; | |
| 160 BLINK_EXPORT bool lineBreaks(WebVector<int>&) const; | |
| 161 | |
| 162 // Actions | |
| 163 BLINK_EXPORT WebString actionVerb() const; // The verb corresponding to perf
ormDefaultAction. | |
| 164 BLINK_EXPORT bool canDecrement() const; | |
| 165 BLINK_EXPORT bool canIncrement() const; | |
| 166 BLINK_EXPORT bool canPress() const; | |
| 167 BLINK_EXPORT bool canSetFocusAttribute() const; | |
| 168 BLINK_EXPORT bool canSetSelectedAttribute() const; | |
| 169 BLINK_EXPORT bool canSetValueAttribute() const; | |
| 170 BLINK_EXPORT bool performDefaultAction() const; | |
| 171 BLINK_EXPORT bool press() const; | |
| 172 BLINK_EXPORT bool increment() const; | |
| 173 BLINK_EXPORT bool decrement() const; | |
| 174 BLINK_EXPORT void setFocused(bool) const; | |
| 175 BLINK_EXPORT void setSelectedTextRange(int selectionStart, int selectionEnd)
const; | |
| 176 | |
| 177 // For a table | |
| 178 BLINK_EXPORT unsigned columnCount() const; | |
| 179 BLINK_EXPORT unsigned rowCount() const; | |
| 180 BLINK_EXPORT WebAXObject cellForColumnAndRow(unsigned column, unsigned row)
const; | |
| 181 BLINK_EXPORT WebAXObject headerContainerObject() const; | |
| 182 BLINK_EXPORT WebAXObject rowAtIndex(unsigned rowIndex) const; | |
| 183 BLINK_EXPORT WebAXObject columnAtIndex(unsigned columnIndex) const; | |
| 184 | |
| 185 // For a table row | |
| 186 BLINK_EXPORT unsigned rowIndex() const; | |
| 187 BLINK_EXPORT WebAXObject rowHeader() const; | |
| 188 | |
| 189 // For a table column | |
| 190 BLINK_EXPORT unsigned columnIndex() const; | |
| 191 BLINK_EXPORT WebAXObject columnHeader() const; | |
| 192 | |
| 193 // For a table cell | |
| 194 BLINK_EXPORT unsigned cellColumnIndex() const; | |
| 195 BLINK_EXPORT unsigned cellColumnSpan() const; | |
| 196 BLINK_EXPORT unsigned cellRowIndex() const; | |
| 197 BLINK_EXPORT unsigned cellRowSpan() const; | |
| 198 | |
| 199 // For an inline text box. | |
| 200 BLINK_EXPORT WebAXTextDirection textDirection() const; | |
| 201 BLINK_EXPORT void characterOffsets(WebVector<int>&) const; | |
| 202 BLINK_EXPORT void wordBoundaries(WebVector<int>& starts, WebVector<int>& end
s) const; | |
| 203 | |
| 204 // Make this object visible by scrolling as many nested scrollable views as
needed. | |
| 205 BLINK_EXPORT void scrollToMakeVisible() const; | |
| 206 // Same, but if the whole object can't be made visible, try for this subrect
, in local coordinates. | |
| 207 BLINK_EXPORT void scrollToMakeVisibleWithSubFocus(const WebRect&) const; | |
| 208 // Scroll this object to a given point in global coordinates of the top-leve
l window. | |
| 209 BLINK_EXPORT void scrollToGlobalPoint(const WebPoint&) const; | |
| 210 | |
| 211 #if BLINK_IMPLEMENTATION | |
| 212 WebAXObject(const WTF::PassRefPtr<AXObject>&); | |
| 213 WebAXObject& operator=(const WTF::PassRefPtr<AXObject>&); | |
| 214 operator WTF::PassRefPtr<AXObject>() const; | |
| 215 #endif | |
| 216 | |
| 217 private: | |
| 218 WebPrivatePtr<AXObject> m_private; | |
| 219 }; | |
| 220 | |
| 221 } // namespace blink | |
| 222 | |
| 223 #endif | |
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Chromium Code Reviews
Issue 673993002:
Remove remaining AX code. (Closed)
Base URL: git@github.com:domokit/mojo.git@master