1 /* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* This Source Code Form is subject to the terms of the Mozilla Public
3 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
4 * You can obtain one at http://mozilla.org/MPL/2.0/.
8 * A collection of utility methods for use by devtools.
10 * See InspectorUtils.h for documentation on these methods.
12 [Func="nsContentUtils::IsCallerChromeOrFuzzingEnabled",
14 namespace InspectorUtils {
15 // documentOnly tells whether user and UA sheets should get included.
16 sequence<StyleSheet> getAllStyleSheets(Document document, optional boolean documentOnly = false);
17 sequence<CSSStyleRule> getCSSStyleRules(
19 optional [LegacyNullToEmptyString] DOMString pseudo = "",
20 optional boolean relevantLinkVisited = false);
21 unsigned long getRuleLine(CSSRule rule);
22 unsigned long getRuleColumn(CSSRule rule);
23 unsigned long getRelativeRuleLine(CSSRule rule);
24 boolean hasRulesModifiedByCSSOM(CSSStyleSheet sheet);
25 boolean isInheritedProperty(UTF8String property);
26 sequence<DOMString> getCSSPropertyNames(optional PropertyNamesOptions options = {});
27 sequence<PropertyPref> getCSSPropertyPrefs();
28 [Throws] sequence<DOMString> getCSSValuesForProperty(UTF8String property);
29 DOMString rgbToColorName(octet r, octet g, octet b);
30 InspectorRGBATuple? colorToRGBA(UTF8String colorString, optional Document? doc = null);
31 boolean isValidCSSColor(UTF8String colorString);
32 [Throws] sequence<DOMString> getSubpropertiesForCSSProperty(UTF8String property);
33 [Throws] boolean cssPropertyIsShorthand(UTF8String property);
35 [Throws] boolean cssPropertySupportsType(UTF8String property, InspectorPropertyType type);
37 // A version of CSS.supports that allows you to set UA or chrome context.
38 boolean supports(UTF8String conditionText, optional SupportsOptions options = {});
40 boolean isIgnorableWhitespace(CharacterData dataNode);
41 Node? getParentForNode(Node node, boolean showingAnonymousContent);
42 sequence<Node> getChildrenForNode(Node node,
43 boolean showingAnonymousContent,
44 boolean includeAssignedNodes);
45 [Throws] boolean setContentState(Element element, unsigned long long state);
46 [Throws] boolean removeContentState(
48 unsigned long long state,
49 optional boolean clearActiveDocument = false);
50 unsigned long long getContentState(Element element);
52 // Get the font face(s) actually used to render the text in /range/,
53 // as a collection of InspectorFontFace objects (below).
54 // If /maxRanges/ is greater than zero, each InspectorFontFace will record
55 // up to /maxRanges/ fragments of content that used the face, for the caller
56 // to access via its .ranges attribute.
57 [NewObject, Throws] sequence<InspectorFontFace> getUsedFontFaces(
59 optional unsigned long maxRanges = 0,
60 optional boolean skipCollapsedWhitespace = true);
62 sequence<DOMString> getCSSPseudoElementNames();
63 undefined addPseudoClassLock(Element element,
64 DOMString pseudoClass,
65 optional boolean enabled = true);
66 undefined removePseudoClassLock(Element element, DOMString pseudoClass);
67 boolean hasPseudoClassLock(Element element, DOMString pseudoClass);
68 undefined clearPseudoClassLocks(Element element);
69 [Throws] undefined parseStyleSheet(CSSStyleSheet sheet, UTF8String input);
70 boolean isCustomElementName([LegacyNullToEmptyString] DOMString name,
71 DOMString? namespaceURI);
73 boolean isElementThemed(Element element);
75 Element? containingBlockOf(Element element);
77 [NewObject] NodeList getOverflowingChildrenOfElement(Element element);
80 dictionary SupportsOptions {
81 boolean userAgent = false;
82 boolean chrome = false;
83 boolean quirks = false;
86 dictionary PropertyNamesOptions {
87 boolean includeAliases = false;
88 boolean includeShorthands = true;
89 boolean includeExperimentals = false;
92 dictionary PropertyPref {
93 required DOMString name;
94 required DOMString pref;
97 dictionary InspectorRGBATuple {
99 * NOTE: This tuple is in the normal 0-255-sized RGB space but can be
100 * fractional and may extend outside the 0-255 range.
102 * a is in the range 0 - 1.
110 // Any update to this enum should probably also update
111 // devtools/shared/css/constants.js
112 enum InspectorPropertyType {
118 dictionary InspectorVariationAxis {
119 required DOMString tag;
120 required DOMString name;
121 required float minValue;
122 required float maxValue;
123 required float defaultValue;
126 dictionary InspectorVariationValue {
127 required DOMString axis;
128 required float value;
131 dictionary InspectorVariationInstance {
132 required DOMString name;
133 required sequence<InspectorVariationValue> values;
136 dictionary InspectorFontFeature {
137 required DOMString tag;
138 required DOMString script;
139 required DOMString languageSystem;
142 [Func="nsContentUtils::IsCallerChromeOrFuzzingEnabled",
144 interface InspectorFontFace {
145 // An indication of how we found this font during font-matching.
146 // Note that the same physical font may have been found in multiple ways within a range.
147 readonly attribute boolean fromFontGroup;
148 readonly attribute boolean fromLanguagePrefs;
149 readonly attribute boolean fromSystemFallback;
151 // available for all fonts
152 readonly attribute DOMString name; // full font name as obtained from the font resource
153 readonly attribute DOMString CSSFamilyName; // a family name that could be used in CSS font-family
154 // (not necessarily the actual name that was used,
155 // due to aliases, generics, localized names, etc)
156 readonly attribute DOMString CSSGeneric; // CSS generic (serif, sans-serif, etc) that was mapped
157 // to this font, if any (frequently empty!)
159 [NewObject,Throws] sequence<InspectorVariationAxis> getVariationAxes();
160 [NewObject,Throws] sequence<InspectorVariationInstance> getVariationInstances();
161 [NewObject,Throws] sequence<InspectorFontFeature> getFeatures();
163 // A list of Ranges of text rendered with this face.
164 // This will list the first /maxRanges/ ranges found when InspectorUtils.getUsedFontFaces
165 // was called (so it will be empty unless a non-zero maxRanges argument was passed).
166 // Note that this indicates how the document was rendered at the time of calling
167 // getUsedFontFaces; it does not reflect any subsequent modifications, so if styles
168 // have been modified since calling getUsedFontFaces, it may no longer be accurate.
169 [Constant,Cached] readonly attribute sequence<Range> ranges;
171 // meaningful only when the font is a user font defined using @font-face
172 readonly attribute CSSFontFaceRule? rule; // null if no associated @font-face rule
173 readonly attribute long srcIndex; // index in the rule's src list, -1 if no @font-face rule
174 readonly attribute DOMString URI; // empty string if not a downloaded font, i.e. local
175 readonly attribute DOMString localName; // empty string if not a src:local(...) rule
176 readonly attribute DOMString format; // as per http://www.w3.org/TR/css3-webfonts/#referencing
177 readonly attribute DOMString metadata; // XML metadata from WOFF file (if any)