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c.js
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c.js
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window.SINGLE_TAB = " ";
window.ImgCollapsed = "./Collapsed.gif";
window.ImgExpanded = "./Expanded.gif";
window.QuoteKeys = true;
function $id(id) {
return document.getElementById(id);
}
function IsArray(obj) {
return obj &&
typeof obj === 'object' &&
typeof obj.length === 'number' &&
!(obj.propertyIsEnumerable('length'));
}
function Process() {
SetTab();
window.IsCollapsible = $id("CollapsibleView").checked;
var json = $id("RawJson").value;
var html = "";
try {
if (json == "") {
json = "\"\"";
return;
}
var obj = eval("[" + json + "]");
html = ProcessObject(obj[0], 0, false, false, false);
$id("Canvas").innerHTML = "<PRE class='CodeContainer'>" + html + "</PRE>";
} catch (e) {
alert("JSON数据格式不正确:\n" + e.message);
$id("Canvas").innerHTML = "";
}
}
window._dateObj = new Date();
window._regexpObj = new RegExp();
function ProcessObject(obj, indent, addComma, isArray, isPropertyContent) {
var html = "";
var comma = (addComma) ? "<span class='comma'>,</span> " : "";
var type = typeof obj;
var clpsHtml = "";
if (IsArray(obj)) {
if (obj.length == 0) {
html += GetRow(indent, "<span class='arr'>[ ]</span>" + comma, isPropertyContent);
} else {
clpsHtml = window.IsCollapsible ? "<span><img src=\"" + window.ImgExpanded + "\" onClick=\"ExpImg(this)\" /></span><span class='coll'>" : "";
html += GetRow(indent, "<span class='arr'>[</span>" + clpsHtml, isPropertyContent);
for (var i = 0; i < obj.length; i++) {
html += ProcessObject(obj[i], indent + 1, i < (obj.length - 1), true, false);
}
clpsHtml = window.IsCollapsible ? "</span>" : "";
html += GetRow(indent, clpsHtml + "<span class='arr'>]</span>" + comma);
}
} else if (type == 'object') {
if (obj == null) {
html += FormatLiteral("null", "", comma, indent, isArray, "null");
} else if (obj.constructor == window._dateObj.constructor) {
html += FormatLiteral("new Date(" + obj.getTime() + ") /*" + obj.toLocaleString() + "*/", "", comma, indent, isArray, "Date");
} else if (obj.constructor == window._regexpObj.constructor) {
html += FormatLiteral("new RegExp(" + obj + ")", "", comma, indent, isArray, "RegExp");
} else {
var numProps = 0;
for (var prop in obj) numProps++;
if (numProps == 0) {
html += GetRow(indent, "<span class='brace'>{ }</span>" + comma, isPropertyContent);
} else {
clpsHtml = window.IsCollapsible ? "<span><img src=\"" + window.ImgExpanded + "\" onClick=\"ExpImg(this)\" /></span><span class='coll'>" : "";
html += GetRow(indent, "<span class='brace'>{</span>" + clpsHtml, isPropertyContent);
var j = 0;
for (var prop in obj) {
var quote = window.QuoteKeys ? "\"" : "";
html += GetRow(indent + 1, "<span class='key'>" + quote + prop + quote + "</span>: " + ProcessObject(obj[prop], indent + 1, ++j < numProps, false, true));
}
clpsHtml = window.IsCollapsible ? "</span>" : "";
html += GetRow(indent, clpsHtml + "<span class='brace'>}</span>" + comma);
}
}
} else if (type == 'number') {
html += FormatLiteral(obj, "", comma, indent, isArray, "num");
} else if (type == 'boolean') {
html += FormatLiteral(obj, "", comma, indent, isArray, "bool");
} else if (type == 'function') {
if (obj.constructor == window._regexpObj.constructor) {
html += FormatLiteral("new RegExp(" + obj + ")", "", comma, indent, isArray, "RegExp");
} else {
obj = FormatFunction(indent, obj);
html += FormatLiteral(obj, "", comma, indent, isArray, "fun");
}
} else if (type == 'undefined') {
html += FormatLiteral("undefined", "", comma, indent, isArray, "null");
} else {
html += FormatLiteral(obj.toString().split("\\").join("\\\\").split('"').join('\\"'), "\"", comma, indent, isArray, "str");
}
return html;
}
function FormatLiteral(literal, quote, comma, indent, isArray, style) {
if (typeof literal == 'string')
literal = literal.split("<").join("<").split(">").join(">");
var str = "<span class='" + style + "'>" + quote + literal + quote + comma + "</span>";
if (isArray) str = GetRow(indent, str);
return str;
}
function FormatFunction(indent, obj) {
var tabs = "";
for (var i = 0; i < indent; i++) tabs += window.TAB;
var funcStrArray = obj.toString().split("\n");
var str = "";
for (var i = 0; i < funcStrArray.length; i++) {
str += ((i == 0) ? "" : tabs) + funcStrArray[i] + "\n";
}
return str;
}
function GetRow(indent, data, isPropertyContent) {
var tabs = "";
for (var i = 0; i < indent && !isPropertyContent; i++) tabs += window.TAB;
if (data != null && data.length > 0 && data.charAt(data.length - 1) != "\n")
data = data + "\n";
return tabs + data;
}
function CollapsibleViewClicked() {
$id("CollapsibleViewDetail").style.visibility = $id("CollapsibleView").checked ? "visible" : "hidden";
Process();
}
function QuoteKeysClicked() {
window.QuoteKeys = $id("QuoteKeys").checked;
Process();
}
function CollapseAllClicked() {
EnsureIsPopulated();
TraverseChildren($id("Canvas"), function(element) {
if (element.className == 'coll') {
MakeContentVisible(element, false);
}
}, 0);
}
function ExpandAllClicked() {
EnsureIsPopulated();
TraverseChildren($id("Canvas"), function(element) {
if (element.className == 'coll') {
MakeContentVisible(element, true);
}
}, 0);
}
function MakeContentVisible(element, visible) {
var img = element.previousSibling.firstChild;
if (!!img.tagName && img.tagName.toLowerCase() == "img") {
element.style.display = visible ? 'inline' : 'none';
element.previousSibling.firstChild.src = visible ? window.ImgExpanded : window.ImgCollapsed;
// add by zollty, show item count number
if (!visible) {
var cc = 0;
for (var i = 0; i < element.childNodes.length; i++) {
if (element.childNodes[i].className == 'key') {
cc++;
//console.log(element.childNodes[i].innerHTML);
}
}
// console.log("key=: " + cc);
if (cc == 0) {
for (var i = 0; i < element.childNodes.length; i++) {
//console.log(element.childNodes[i].className);
if (element.childNodes[i].className == 'coll' ||
element.childNodes[i].className == 'str' ||
element.childNodes[i].className == 'num' ||
element.childNodes[i].className == 'bool' ||
element.childNodes[i].className == 'null') {
cc++;
//console.log(element.childNodes[i].innerHTML);
}
}
}
var title = '包含 ' + cc + ' 项';
//var newItem = document.createElement("SPAN");
//var textnode = document.createTextNode(cc);
//newItem.appendChild(textnode);
//newItem.className = 'count';
//newItem.title = title;
//element.parentNode.insertBefore(newItem, element.nextSibling);
//element.previousSibling.mtitle = title;
//element.previousSibling.setAttribute('onmouseover', 'titleMouseOver(this,event);');
//element.previousSibling.setAttribute('onmouseout', 'titleMouseOut(this);');
element.previousSibling.title = title;
}
}
}
function TraverseChildren(element, func, depth) {
for (var i = 0; i < element.childNodes.length; i++) {
TraverseChildren(element.childNodes[i], func, depth + 1);
}
func(element, depth);
}
function ExpImg(img) {
var container = img.parentNode.nextSibling;
if (!container) return;
var disp = "none";
var src = window.ImgCollapsed;
if (container.style.display == "none") {
disp = "inline";
src = window.ImgExpanded;
}
container.style.display = disp;
img.src = src;
}
function CollapseLevel(level) {
EnsureIsPopulated();
TraverseChildren($id("Canvas"), function(element, depth) {
if (element.className == 'coll') {
if (depth >= level) {
MakeContentVisible(element, false);
} else {
MakeContentVisible(element, true);
}
}
}, 0);
}
function TabSizeChanged() {
Process();
}
function SetTab() {
var select = $id("TabSize");
window.TAB = MultiplyString(parseInt(select.options[select.selectedIndex].value), window.SINGLE_TAB);
}
function EnsureIsPopulated() {
if (!$id("Canvas").innerHTML && !!$id("RawJson").value) Process();
}
function MultiplyString(num, str) {
var sb = [];
for (var i = 0; i < num; i++) {
sb.push(str);
}
return sb.join("");
}