diff options
Diffstat (limited to 'WebCore/page/inspector/utilities.js')
| -rw-r--r-- | WebCore/page/inspector/utilities.js | 787 |
1 files changed, 0 insertions, 787 deletions
diff --git a/WebCore/page/inspector/utilities.js b/WebCore/page/inspector/utilities.js deleted file mode 100644 index a92fe4d..0000000 --- a/WebCore/page/inspector/utilities.js +++ /dev/null @@ -1,787 +0,0 @@ -/* - * Copyright (C) 2007 Apple 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: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. 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. - * 3. Neither the name of Apple Computer, Inc. ("Apple") 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 APPLE AND ITS 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 APPLE OR ITS 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. - */ - -Object.type = function(obj) -{ - if (obj === null) - return "null"; - - var type = typeof obj; - if (type !== "object" && type !== "function") - return type; - - if (obj instanceof String) - return "string"; - if (obj instanceof Array) - return "array"; - if (obj instanceof Boolean) - return "boolean"; - if (obj instanceof Number) - return "number"; - if (obj instanceof Date) - return "date"; - if (obj instanceof RegExp) - return "regexp"; - if (obj instanceof Error) - return "error"; - return type; -} - -Object.describe = function(obj, abbreviated) -{ - switch (Object.type(obj)) { - case "object": - return Object.prototype.toString.call(obj).replace(/^\[object (.*)\]$/i, "$1"); - case "array": - return "[" + obj.toString() + "]"; - case "string": - if (obj.length > 100) - return "\"" + obj.substring(0, 100) + "\u2026\""; - return "\"" + obj + "\""; - case "function": - var objectText = String(obj); - if (!/^function /.test(objectText)) - objectText = (type2 == "object") ? type1 : type2; - else if (abbreviated) - objectText = /.*/.exec(obj)[0].replace(/ +$/g, ""); - return objectText; - case "regexp": - return String(obj).replace(/([\\\/])/g, "\\$1").replace(/\\(\/[gim]*)$/, "$1").substring(1); - default: - return String(obj); - } -} - -Object.sortedProperties = function(obj) -{ - var properties = []; - for (var prop in obj) - properties.push(prop); - properties.sort(); - return properties; -} - -Function.prototype.bind = function(thisObject) -{ - var func = this; - var args = Array.prototype.slice.call(arguments, 1); - return function() { return func.apply(thisObject, args.concat(Array.prototype.slice.call(arguments, 0))) }; -} - -Element.prototype.removeStyleClass = function(className) -{ - // Test for the simple case before using a RegExp. - if (this.className === className) { - this.className = ""; - return; - } - - var regex = new RegExp("(^|\\s+)" + className.escapeForRegExp() + "($|\\s+)"); - if (regex.test(this.className)) - this.className = this.className.replace(regex, " "); -} - -Element.prototype.addStyleClass = function(className) -{ - if (className && !this.hasStyleClass(className)) - this.className += (this.className.length ? " " + className : className); -} - -Element.prototype.hasStyleClass = function(className) -{ - if (!className) - return false; - // Test for the simple case before using a RegExp. - if (this.className === className) - return true; - var regex = new RegExp("(^|\\s)" + className.escapeForRegExp() + "($|\\s)"); - return regex.test(this.className); -} - -Element.prototype.scrollToElement = function(element) -{ - if (!element || !this.isAncestor(element)) - return; - - var offsetTop = 0; - var current = element - while (current && current !== this) { - offsetTop += current.offsetTop; - current = current.offsetParent; - } - - if (this.scrollTop > offsetTop) - this.scrollTop = offsetTop; - else if ((this.scrollTop + this.offsetHeight) < (offsetTop + element.offsetHeight)) - this.scrollTop = offsetTop - this.offsetHeight + element.offsetHeight; -} - -Node.prototype.firstParentOrSelfWithNodeName = function(nodeName) -{ - for (var node = this; node && (node !== document); node = node.parentNode) - if (node.nodeName.toLowerCase() === nodeName.toLowerCase()) - return node; - return null; -} - -Node.prototype.firstParentOrSelfWithClass = function(className) -{ - for (var node = this; node && (node !== document); node = node.parentNode) - if (node.nodeType === Node.ELEMENT_NODE && node.hasStyleClass(className)) - return node; - return null; -} - -Node.prototype.firstParentWithClass = function(className) -{ - if (!this.parentNode) - return null; - return this.parentNode.firstParentOrSelfWithClass(className); -} - -Element.prototype.query = function(query) -{ - return document.evaluate(query, this, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue; -} - -Element.prototype.removeChildren = function() -{ - while (this.firstChild) - this.removeChild(this.firstChild); -} - -Element.prototype.firstChildSkippingWhitespace = firstChildSkippingWhitespace; -Element.prototype.lastChildSkippingWhitespace = lastChildSkippingWhitespace; - -Node.prototype.isWhitespace = isNodeWhitespace; -Node.prototype.nodeTypeName = nodeTypeName; -Node.prototype.displayName = nodeDisplayName; -Node.prototype.contentPreview = nodeContentPreview; -Node.prototype.isAncestor = isAncestorNode; -Node.prototype.isDescendant = isDescendantNode; -Node.prototype.firstCommonAncestor = firstCommonNodeAncestor; -Node.prototype.nextSiblingSkippingWhitespace = nextSiblingSkippingWhitespace; -Node.prototype.previousSiblingSkippingWhitespace = previousSiblingSkippingWhitespace; -Node.prototype.traverseNextNode = traverseNextNode; -Node.prototype.traversePreviousNode = traversePreviousNode; -Node.prototype.onlyTextChild = onlyTextChild; -Node.prototype.titleInfo = nodeTitleInfo; - -String.prototype.hasSubstring = function(string, caseInsensitive) -{ - if (!caseInsensitive) - return this.indexOf(string) !== -1; - return this.match(new RegExp(string.escapeForRegExp(), "i")); -} - -String.prototype.escapeCharacters = function(chars) -{ - var foundChar = false; - for (var i = 0; i < chars.length; ++i) { - if (this.indexOf(chars.charAt(i)) !== -1) { - foundChar = true; - break; - } - } - - if (!foundChar) - return this; - - var result = ""; - for (var i = 0; i < this.length; ++i) { - if (chars.indexOf(this.charAt(i)) !== -1) - result += "\\"; - result += this.charAt(i); - } - - return result; -} - -String.prototype.escapeForRegExp = function() -{ - return this.escapeCharacters("^[]{}()\\.$*+?|"); -} - -String.prototype.escapeHTML = function() -{ - return this.replace(/&/g, "&").replace(/</g, "<").replace(/>/g, ">"); -} - -String.prototype.collapseWhitespace = function() -{ - return this.replace(/[\s\xA0]+/g, " "); -} - -String.prototype.trimLeadingWhitespace = function() -{ - return this.replace(/^[\s\xA0]+/g, ""); -} - -String.prototype.trimTrailingWhitespace = function() -{ - return this.replace(/[\s\xA0]+$/g, ""); -} - -String.prototype.trimWhitespace = function() -{ - return this.replace(/^[\s\xA0]+|[\s\xA0]+$/g, ""); -} - -String.prototype.trimURL = function(baseURLDomain) -{ - var result = this.replace(new RegExp("^http[s]?:\/\/", "i"), ""); - if (baseURLDomain) - result = result.replace(new RegExp("^" + baseURLDomain.escapeForRegExp(), "i"), ""); - return result; -} - -CSSStyleDeclaration.prototype.getShorthandValue = function(shorthandProperty) -{ - var value = this.getPropertyValue(shorthandProperty); - if (!value) { - // Some shorthands (like border) return a null value, so compute a shorthand value. - // FIXME: remove this when http://bugs.webkit.org/show_bug.cgi?id=15823 is fixed. - - var foundProperties = {}; - for (var i = 0; i < this.length; ++i) { - var individualProperty = this[i]; - if (individualProperty in foundProperties || this.getPropertyShorthand(individualProperty) !== shorthandProperty) - continue; - - var individualValue = this.getPropertyValue(individualProperty); - if (this.isPropertyImplicit(individualProperty) || individualValue === "initial") - continue; - - foundProperties[individualProperty] = true; - - if (!value) - value = ""; - else if (value.length) - value += " "; - value += individualValue; - } - } - return value; -} - -CSSStyleDeclaration.prototype.getShorthandPriority = function(shorthandProperty) -{ - var priority = this.getPropertyPriority(shorthandProperty); - if (!priority) { - for (var i = 0; i < this.length; ++i) { - var individualProperty = this[i]; - if (this.getPropertyShorthand(individualProperty) !== shorthandProperty) - continue; - priority = this.getPropertyPriority(individualProperty); - break; - } - } - return priority; -} - -CSSStyleDeclaration.prototype.getLonghandProperties = function(shorthandProperty) -{ - var properties = []; - var foundProperties = {}; - - for (var i = 0; i < this.length; ++i) { - var individualProperty = this[i]; - if (individualProperty in foundProperties || this.getPropertyShorthand(individualProperty) !== shorthandProperty) - continue; - foundProperties[individualProperty] = true; - properties.push(individualProperty); - } - - return properties; -} - -CSSStyleDeclaration.prototype.getUniqueProperties = function() -{ - var properties = []; - var foundProperties = {}; - - for (var i = 0; i < this.length; ++i) { - var property = this[i]; - if (property in foundProperties) - continue; - foundProperties[property] = true; - properties.push(property); - } - - return properties; -} - -function isNodeWhitespace() -{ - if (!this || this.nodeType !== Node.TEXT_NODE) - return false; - if (!this.nodeValue.length) - return true; - return this.nodeValue.match(/^[\s\xA0]+$/); -} - -function nodeTypeName() -{ - if (!this) - return "(unknown)"; - - switch (this.nodeType) { - case Node.ELEMENT_NODE: return "Element"; - case Node.ATTRIBUTE_NODE: return "Attribute"; - case Node.TEXT_NODE: return "Text"; - case Node.CDATA_SECTION_NODE: return "Character Data"; - case Node.ENTITY_REFERENCE_NODE: return "Entity Reference"; - case Node.ENTITY_NODE: return "Entity"; - case Node.PROCESSING_INSTRUCTION_NODE: return "Processing Instruction"; - case Node.COMMENT_NODE: return "Comment"; - case Node.DOCUMENT_NODE: return "Document"; - case Node.DOCUMENT_TYPE_NODE: return "Document Type"; - case Node.DOCUMENT_FRAGMENT_NODE: return "Document Fragment"; - case Node.NOTATION_NODE: return "Notation"; - } - - return "(unknown)"; -} - -function nodeDisplayName() -{ - if (!this) - return ""; - - switch (this.nodeType) { - case Node.DOCUMENT_NODE: - return "Document"; - - case Node.ELEMENT_NODE: - var name = "<" + this.nodeName.toLowerCase(); - - if (this.hasAttributes()) { - var value = this.getAttribute("id"); - if (value) - name += " id=\"" + value + "\""; - value = this.getAttribute("class"); - if (value) - name += " class=\"" + value + "\""; - if (this.nodeName.toLowerCase() === "a") { - value = this.getAttribute("name"); - if (value) - name += " name=\"" + value + "\""; - value = this.getAttribute("href"); - if (value) - name += " href=\"" + value + "\""; - } else if (this.nodeName.toLowerCase() === "img") { - value = this.getAttribute("src"); - if (value) - name += " src=\"" + value + "\""; - } else if (this.nodeName.toLowerCase() === "iframe") { - value = this.getAttribute("src"); - if (value) - name += " src=\"" + value + "\""; - } else if (this.nodeName.toLowerCase() === "input") { - value = this.getAttribute("name"); - if (value) - name += " name=\"" + value + "\""; - value = this.getAttribute("type"); - if (value) - name += " type=\"" + value + "\""; - } else if (this.nodeName.toLowerCase() === "form") { - value = this.getAttribute("action"); - if (value) - name += " action=\"" + value + "\""; - } - } - - return name + ">"; - - case Node.TEXT_NODE: - if (isNodeWhitespace.call(this)) - return "(whitespace)"; - return "\"" + this.nodeValue + "\""; - - case Node.COMMENT_NODE: - return "<!--" + this.nodeValue + "-->"; - } - - return this.nodeName.toLowerCase().collapseWhitespace(); -} - -function nodeContentPreview() -{ - if (!this || !this.hasChildNodes || !this.hasChildNodes()) - return ""; - - var limit = 0; - var preview = ""; - - // always skip whitespace here - var currentNode = traverseNextNode.call(this, true, this); - while (currentNode) { - if (currentNode.nodeType === Node.TEXT_NODE) - preview += currentNode.nodeValue.escapeHTML(); - else - preview += nodeDisplayName.call(currentNode).escapeHTML(); - - currentNode = traverseNextNode.call(currentNode, true, this); - - if (++limit > 4) { - preview += "…"; // ellipsis - break; - } - } - - return preview.collapseWhitespace(); -} - -function isAncestorNode(ancestor) -{ - if (!this || !ancestor) - return false; - - var currentNode = ancestor.parentNode; - while (currentNode) { - if (this === currentNode) - return true; - currentNode = currentNode.parentNode; - } - - return false; -} - -function isDescendantNode(descendant) -{ - return isAncestorNode.call(descendant, this); -} - -function firstCommonNodeAncestor(node) -{ - if (!this || !node) - return; - - var node1 = this.parentNode; - var node2 = node.parentNode; - - if ((!node1 || !node2) || node1 !== node2) - return null; - - while (node1 && node2) { - if (!node1.parentNode || !node2.parentNode) - break; - if (node1 !== node2) - break; - - node1 = node1.parentNode; - node2 = node2.parentNode; - } - - return node1; -} - -function nextSiblingSkippingWhitespace() -{ - if (!this) - return; - var node = this.nextSibling; - while (node && node.nodeType === Node.TEXT_NODE && isNodeWhitespace.call(node)) - node = node.nextSibling; - return node; -} - -function previousSiblingSkippingWhitespace() -{ - if (!this) - return; - var node = this.previousSibling; - while (node && node.nodeType === Node.TEXT_NODE && isNodeWhitespace.call(node)) - node = node.previousSibling; - return node; -} - -function firstChildSkippingWhitespace() -{ - if (!this) - return; - var node = this.firstChild; - while (node && node.nodeType === Node.TEXT_NODE && isNodeWhitespace.call(node)) - node = nextSiblingSkippingWhitespace.call(node); - return node; -} - -function lastChildSkippingWhitespace() -{ - if (!this) - return; - var node = this.lastChild; - while (node && node.nodeType === Node.TEXT_NODE && isNodeWhitespace.call(node)) - node = previousSiblingSkippingWhitespace.call(node); - return node; -} - -function traverseNextNode(skipWhitespace, stayWithin) -{ - if (!this) - return; - - var node = skipWhitespace ? firstChildSkippingWhitespace.call(this) : this.firstChild; - if (node) - return node; - - if (stayWithin && this === stayWithin) - return null; - - node = skipWhitespace ? nextSiblingSkippingWhitespace.call(this) : this.nextSibling; - if (node) - return node; - - node = this; - while (node && !(skipWhitespace ? nextSiblingSkippingWhitespace.call(node) : node.nextSibling) && (!stayWithin || !node.parentNode || node.parentNode !== stayWithin)) - node = node.parentNode; - if (!node) - return null; - - return skipWhitespace ? nextSiblingSkippingWhitespace.call(node) : node.nextSibling; -} - -function traversePreviousNode(skipWhitespace) -{ - if (!this) - return; - var node = skipWhitespace ? previousSiblingSkippingWhitespace.call(this) : this.previousSibling; - while (node && (skipWhitespace ? lastChildSkippingWhitespace.call(node) : node.lastChild) ) - node = skipWhitespace ? lastChildSkippingWhitespace.call(node) : node.lastChild; - if (node) - return node; - return this.parentNode; -} - -function onlyTextChild(ignoreWhitespace) -{ - if (!this) - return null; - - var firstChild = ignoreWhitespace ? firstChildSkippingWhitespace.call(this) : this.firstChild; - if (!firstChild || firstChild.nodeType !== Node.TEXT_NODE) - return null; - - var sibling = ignoreWhitespace ? nextSiblingSkippingWhitespace.call(firstChild) : firstChild.nextSibling; - return sibling ? null : firstChild; -} - -function nodeTitleInfo(hasChildren, linkify) -{ - var info = {title: "", hasChildren: hasChildren}; - - switch (this.nodeType) { - case Node.DOCUMENT_NODE: - info.title = "Document"; - break; - - case Node.ELEMENT_NODE: - info.title = "<span class=\"webkit-html-tag\"><" + this.nodeName.toLowerCase().escapeHTML(); - - if (this.hasAttributes()) { - for (var i = 0; i < this.attributes.length; ++i) { - var attr = this.attributes[i]; - var value = attr.value.escapeHTML(); - value = value.replace(/([\/;:\)\]\}])/g, "$1​"); - - info.title += " <span class=\"webkit-html-attribute-name\">" + attr.name.escapeHTML() + "</span>=​"; - - if (linkify && (attr.name === "src" || attr.name === "href")) - info.title += linkify(attr.value, value, "webkit-html-attribute-value", this.nodeName.toLowerCase() == "a"); - else - info.title += "<span class=\"webkit-html-attribute-value\">\"" + value + "\"</span>"; - } - } - info.title += "></span>​"; - - // If this element only has a single child that is a text node, - // just show that text and the closing tag inline rather than - // create a subtree for them - - var textChild = onlyTextChild.call(this, Preferences.ignoreWhitespace); - var showInlineText = textChild && textChild.textContent.length < Preferences.maxInlineTextChildLength; - - if (showInlineText) { - info.title += textChild.nodeValue.escapeHTML() + "​<span class=\"webkit-html-tag\"></" + this.nodeName.toLowerCase().escapeHTML() + "></span>"; - info.hasChildren = false; - } - break; - - case Node.TEXT_NODE: - if (isNodeWhitespace.call(this)) - info.title = "(whitespace)"; - else - info.title = "\"" + this.nodeValue.escapeHTML() + "\""; - break - - case Node.COMMENT_NODE: - info.title = "<span class=\"webkit-html-comment\"><!--" + this.nodeValue.escapeHTML() + "--></span>"; - break; - - default: - info.title = this.nodeName.toLowerCase().collapseWhitespace().escapeHTML(); - } - - return info; -} - -Number.secondsToString = function(seconds) -{ - var ms = seconds * 1000; - if (ms < 1000) - return Math.round(ms) + "ms"; - - if (seconds < 60) - return (Math.round(seconds * 100) / 100) + "s"; - - var minutes = seconds / 60; - if (minutes < 60) - return (Math.round(minutes * 10) / 10) + "min"; - - var hours = minutes / 60; - if (hours < 24) - return (Math.round(hours * 10) / 10) + "hrs"; - - var days = hours / 24; - return (Math.round(days * 10) / 10) + " days"; -} - -Number.bytesToString = function(bytes) -{ - if (bytes < 1024) - return bytes + "B"; - - var kilobytes = bytes / 1024; - if (kilobytes < 1024) - return (Math.round(kilobytes * 100) / 100) + "KB"; - - var megabytes = kilobytes / 1024; - return (Math.round(megabytes * 1000) / 1000) + "MB"; -} - -Number.constrain = function(num, min, max) -{ - if (num < min) - num = min; - else if (num > max) - num = max; - return num; -} - -HTMLTextAreaElement.prototype.moveCursorToEnd = function() -{ - var length = this.value.length; - this.setSelectionRange(length, length); -} - -String.sprintf = function(format) -{ - return String.vsprintf(format, Array.prototype.slice.call(arguments, 1)); -} - -String.vsprintf = function(format, substitutions) -{ - if (!format || !substitutions || !substitutions.length) - return format; - - var result = ""; - var substitutionIndex = 0; - - var index = 0; - for (var precentIndex = format.indexOf("%", index); precentIndex !== -1; precentIndex = format.indexOf("%", index)) { - result += format.substring(index, precentIndex); - index = precentIndex + 1; - - if (format[index] === "%") { - result += "%"; - ++index; - continue; - } - - if (!isNaN(format[index])) { - // The first character is a number, it might be a substitution index. - var number = parseInt(format.substring(index)); - while (!isNaN(format[index])) - ++index; - // If the number is greater than zero and ends with a "$", - // then this is a substitution index. - if (number > 0 && format[index] === "$") { - substitutionIndex = (number - 1); - ++index; - } - } - - var precision = -1; - if (format[index] === ".") { - // This is a precision specifier. If no digit follows the ".", - // then the precision should be zero. - ++index; - precision = parseInt(format.substring(index)); - if (isNaN(precision)) - precision = 0; - while (!isNaN(format[index])) - ++index; - } - - if (substitutionIndex >= substitutions.length) { - // If there are not enough substitutions for the current substitutionIndex - // just output the format specifier literally and move on. - console.error("String.vsprintf(\"" + format + "\", \"" + substitutions.join("\", \"") + "\"): not enough substitution arguments. Had " + substitutions.length + " but needed " + (substitutionIndex + 1) + ", so substitution was skipped."); - index = precentIndex + 1; - result += "%"; - continue; - } - - switch (format[index]) { - case "d": - var substitution = parseInt(substitutions[substitutionIndex]); - result += (!isNaN(substitution) ? substitution : 0); - break; - case "f": - var substitution = parseFloat(substitutions[substitutionIndex]); - if (substitution && precision > -1) - substitution = substitution.toFixed(precision); - result += (!isNaN(substitution) ? substitution : (precision > -1 ? Number(0).toFixed(precision) : 0)); - break; - default: - // Encountered an unsupported format character, treat as a string. - console.warn("String.vsprintf(\"" + format + "\", \"" + substitutions.join("\", \"") + "\"): unsupported format character \u201C" + format[index] + "\u201D. Treating as a string."); - // Fall through to treat this like a string. - case "s": - result += substitutions[substitutionIndex]; - break; - } - - ++substitutionIndex; - ++index; - } - - result += format.substring(index); - - return result; -} |