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webgui/www/extras/yui/examples/slider/js/logger.js
JT Smith 4f68a0933c added YUI and YUI-ext 
fixed the resizable text area with IE problem
fixed the ad space with IE problem
merged the 7.2.0 and 7.1.4 change logs
2006-11-07 23:15:57 +00:00

1131 lines
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JavaScript
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/****************************************************************************/
/****************************************************************************/
/****************************************************************************/
/**
* Singleton providing core logging functionality. Saves logs written through the
* global YAHOO.log function or written by LogWriter. Provides access to logs
* for reading by LogReader. Log messages are automatically output to Firebug,
* if present.
*
* requires YAHOO.util.Event Event utility
*/
YAHOO.widget.Logger = {
// Initialize members
loggerEnabled: true,
_firebugEnabled: true,
categories: ["info","warn","error","time","window"],
sources: ["global"],
_stack: [], // holds all log msgs
_startTime: new Date().getTime(), // static start timestamp
_lastTime: this._startTime // timestamp of last logged message
};
/***************************************************************************
* Events
***************************************************************************/
/**
* Fired when a new category has been created. Subscribers receive the following
* array:<br>
* - args[0] The category name
*/
YAHOO.widget.Logger.categoryCreateEvent = new YAHOO.util.CustomEvent("categoryCreate", this, true);
/**
* Fired when a new source has been named. Subscribers receive the following
* array:<br>
* - args[0] The source name
*/
YAHOO.widget.Logger.sourceCreateEvent = new YAHOO.util.CustomEvent("sourceCreate", this, true);
/**
* Fired when a new log message has been created. Subscribers receive the
* following array:<br>
* - args[0] The log message
*/
YAHOO.widget.Logger.newLogEvent = new YAHOO.util.CustomEvent("newLog", this, true);
/**
* Fired when the Logger has been reset has been created.
*/
YAHOO.widget.Logger.logResetEvent = new YAHOO.util.CustomEvent("logReset", this, true);
/***************************************************************************
* Public methods
***************************************************************************/
/**
* Saves a log message to the stack and fires newLogEvent. If the log message is
* assigned to an unknown category, creates a new category. If the log message is
* from an unknown source, creates a new source. If Firebug is enabled,
* outputs the log message to Firebug.
*
* @param {string} sMsg The log message
* @param {string} sCategory Category of log message, or null
* @param {string} sSource Source of LogWriter, or null if global
*/
YAHOO.widget.Logger.log = function(sMsg, sCategory, sSource) {
if(this.loggerEnabled) {
if(!sCategory) {
sCategory = "info"; // default category
}
else if(this._isNewCategory(sCategory)) {
this._createNewCategory(sCategory);
}
if(!sSource) {
sSource = "global"; // default source
}
else if(this._isNewSource(sSource)) {
this._createNewSource(sSource);
}
var timestamp = new Date();
var logEntry = {
time: timestamp,
category: sCategory,
source: sSource,
msg: sMsg
};
this._stack.push(logEntry);
this.newLogEvent.fire(logEntry);
if(this._firebugEnabled) {
this._printToFirebug(logEntry);
}
return true;
}
else {
return false;
}
};
/**
* Resets internal stack and startTime, enables Logger, and fires logResetEvent.
*
*/
YAHOO.widget.Logger.reset = function() {
this._stack = [];
this._startTime = new Date().getTime();
this.loggerEnabled = true;
this.log(null, "Logger reset");
this.logResetEvent.fire();
};
/**
* Public accessor to internal stack of log messages.
*
* @return {array} Array of log messages.
*/
YAHOO.widget.Logger.getStack = function() {
return this._stack;
};
/**
* Public accessor to internal start time.
*
* @return {date} Internal date of when Logger singleton was initialized.
*/
YAHOO.widget.Logger.getStartTime = function() {
return this._startTime;
};
/**
* Disables output to the Firebug Firefox extension.
*/
YAHOO.widget.Logger.disableFirebug = function() {
YAHOO.log("YAHOO.Logger output to Firebug has been disabled.");
this._firebugEnabled = false;
}
/**
* Enables output to the Firebug Firefox extension.
*/
YAHOO.widget.Logger.enableFirebug = function() {
this._firebugEnabled = true;
YAHOO.log("YAHOO.Logger output to Firebug has been enabled.");
}
/***************************************************************************
* Private methods
***************************************************************************/
/**
* Creates a new category of log messages and fires categoryCreateEvent.
*
* @param {string} category Category name
* @private
*/
YAHOO.widget.Logger._createNewCategory = function(category) {
this.categories.push(category);
this.categoryCreateEvent.fire(category);
};
/**
* Checks to see if a category has already been created.
*
* @param {string} category Category name
* @return {boolean} Returns true if category is unknown, else returns false
* @private
*/
YAHOO.widget.Logger._isNewCategory = function(category) {
for(var i=0; i < this.categories.length; i++) {
if(category == this.categories[i]) {
return false;
}
}
return true;
};
/**
* Creates a new source of log messages and fires sourceCreateEvent.
*
* @param {string} source Source name
* @private
*/
YAHOO.widget.Logger._createNewSource = function(source) {
this.sources.push(source);
this.sourceCreateEvent.fire(source);
};
/**
* Checks to see if a source has already been created.
*
* @param {string} source Source name
* @return {boolean} Returns true if source is unknown, else returns false
* @private
*/
YAHOO.widget.Logger._isNewSource = function(source) {
if(source) {
for(var i=0; i < this.sources.length; i++) {
if(source == this.sources[i]) {
return false;
}
}
return true;
}
};
/**
* Outputs a log message to Firebug.
*
* @param {object} entry Log entry object
* @private
*/
YAHOO.widget.Logger._printToFirebug = function(entry) {
var category = entry.category;
var label = entry.category.substring(0,4).toUpperCase();
var time = entry.time;
if (time.toLocaleTimeString) {
var localTime = time.toLocaleTimeString();
}
else {
localTime = time.toString();
}
var msecs = time.getTime();
var elapsedTime = msecs - this._lastTime;
this._lastTime = msecs;
var output = "<span class='"+category+"'>"+label+"</span> " +
localTime + " (" +
elapsedTime + "): " +
entry.source + ": " +
entry.msg;
this._firebugEnabled = printfire(output);
};
/**
* Firebug integration method. Outputs log message to Firebug.
*/
function printfire() {
if (window.console && console.log) {
for (var i=0;i<arguments.length;++i) {
console.log(arguments[i]);
}
return true;
}
return false;
}
/***************************************************************************
* Private event handlers
***************************************************************************/
/**
* Handles logging of messages due to window error events.
*
* @param {string} msg The error message
* @param {string} url URL of the error
* @param {string} line Line number of the error
* @private
*/
YAHOO.widget.Logger._onWindowError = function(msg,url,line) {
// Logger is not in scope of this event handler
try {
YAHOO.widget.Logger.log(msg+' ('+url+', line '+line+')', "window");
if(YAHOO.widget.Logger._origOnWindowError) {
YAHOO.widget.Logger._origOnWindowError();
}
}
catch(e) {
return false;
}
};
/**
* Handle native JavaScript errors
*/
//NB: Not all browsers support the window.onerror event
if(window.onerror) {
// Save any previously defined handler to call
YAHOO.widget.Logger._origOnWindowError = window.onerror;
}
window.onerror = YAHOO.widget.Logger._onWindowError;
/**
* First log
*/
YAHOO.widget.Logger.log("Logger initialized");
/****************************************************************************/
/****************************************************************************/
/****************************************************************************/
/**
* Class providing ability to log messages through YAHOO.widget.Logger from a
* named source.
*
* @constructor
* @param {string} sSource Source of LogWriter instance
*/
YAHOO.widget.LogWriter = function(sSource) {
this._source = sSource;
};
/***************************************************************************
* Public methods
***************************************************************************/
/**
* Logs a message attached to the source of the LogWriter.
*
* @param {string} sMsg The log message
* @param {string} sCategory Category name
*/
YAHOO.widget.LogWriter.prototype.log = function(sMsg, sCategory) {
YAHOO.widget.Logger.log(sMsg, sCategory, this._source);
};
/***************************************************************************
* Private members
***************************************************************************/
/**
* Source of the log writer instance.
*
* @type string
* @private
*/
YAHOO.widget.LogWriter.prototype._source = null;
/****************************************************************************/
/****************************************************************************/
/****************************************************************************/
/**
* Class providing UI to read messages logged to YAHOO.widget.Logger.
*
* requires YAHOO.util.Dom DOM utility
* requires YAHOO.util.Event Event utility
* optional YAHOO.util.DragDrop Drag and drop utility
*
* @constructor
* @param {el or ID} containerEl DOM element object or ID of container to wrap reader UI
* @param {object} oConfig Optional object literal of configuration params
*/
YAHOO.widget.LogReader = function(containerEl, oConfig) {
var oSelf = this;
// Parse config vars here
if (typeof oConfig == "object") {
for(var param in oConfig) {
this[param] = oConfig[param];
}
}
// Attach container...
if(containerEl) {
if(typeof containerEl == "string") {
this._containerEl = document.getElementById(containerEl);
}
else if(containerEl.tagName) {
this._containerEl = containerEl;
}
this._containerEl.className = "ylogger";
}
// ...or create container from scratch
if(!this._containerEl) {
if(YAHOO.widget.LogReader._defaultContainerEl) {
this._containerEl = YAHOO.widget.LogReader._defaultContainerEl;
}
else {
this._containerEl = document.body.appendChild(document.createElement("div"));
this._containerEl.id = "ylogger";
this._containerEl.className = "ylogger";
YAHOO.widget.LogReader._defaultContainerEl = this._containerEl;
}
// If implementer has provided container values, trust and set those
if(this.left) {
this._containerEl.style.left = this.left;
}
if(this.right) {
this._containerEl.style.right = this.right;
}
if(this.bottom) {
this._containerEl.style.bottom = this.bottom;
}
if(this.top) {
this._containerEl.style.top = this.top;
}
if(this.fontSize) {
this._containerEl.style.fontSize = this.fontSize;
}
}
if(this._containerEl) {
// Create header
if(!this._hdEl) {
this._hdEl = this._containerEl.appendChild(document.createElement("div"));
this._hdEl.id = "ylog_hd" + YAHOO.widget.LogReader._index;
this._hdEl.className = "ylog_hd";
this._collapseEl = this._hdEl.appendChild(document.createElement("div"));
this._collapseEl.className = "ylog_btns";
this._collapseBtn = document.createElement("input");
this._collapseBtn.type = "button";
this._collapseBtn.style.fontSize = YAHOO.util.Dom.getStyle(this._containerEl,"fontSize");
this._collapseBtn.className = "button";
this._collapseBtn.value = "Collapse";
this._collapseBtn = this._collapseEl.appendChild(this._collapseBtn);
YAHOO.util.Event.addListener(oSelf._collapseBtn,'click',oSelf._onClickCollapseBtn,oSelf);
this._title = this._hdEl.appendChild(document.createElement("h4"));
this._title.innerHTML = "Logger Console";
// If Drag and Drop utility is available...
// ...and this container was created from scratch...
// ...then make the header draggable
if(YAHOO.util.DD &&
(YAHOO.widget.LogReader._defaultContainerEl == this._containerEl)) {
var ylog_dd = new YAHOO.util.DD(this._containerEl.id);
ylog_dd.setHandleElId(this._hdEl.id);
this._hdEl.style.cursor = "move";
}
}
// Ceate console
if(!this._consoleEl) {
this._consoleEl = this._containerEl.appendChild(document.createElement("div"));
this._consoleEl.className = "ylog_bd";
// If implementer has provided console, trust and set those
if(this.height) {
this._consoleEl.style.height = this.height;
}
}
// Don't create footer if disabled
if(!this._ftEl && this.footerEnabled) {
this._ftEl = this._containerEl.appendChild(document.createElement("div"));
this._ftEl.className = "ylog_ft";
this._btnsEl = this._ftEl.appendChild(document.createElement("div"));
this._btnsEl.className = "ylog_btns";
this._pauseBtn = document.createElement("input");
this._pauseBtn.type = "button";
this._pauseBtn.style.fontSize = YAHOO.util.Dom.getStyle(this._containerEl,"fontSize");
this._pauseBtn.className = "button";
this._pauseBtn.value = "Pause";
this._pauseBtn = this._btnsEl.appendChild(this._pauseBtn);
YAHOO.util.Event.addListener(oSelf._pauseBtn,'click',oSelf._onClickPauseBtn,oSelf);
this._clearBtn = document.createElement("input");
this._clearBtn.type = "button";
this._clearBtn.style.fontSize = YAHOO.util.Dom.getStyle(this._containerEl,"fontSize");
this._clearBtn.className = "button";
this._clearBtn.value = "Clear";
this._clearBtn = this._btnsEl.appendChild(this._clearBtn);
YAHOO.util.Event.addListener(oSelf._clearBtn,'click',oSelf._onClickClearBtn,oSelf);
this._categoryFiltersEl = this._ftEl.appendChild(document.createElement("div"));
this._categoryFiltersEl.className = "ylog_categoryfilters";
this._sourceFiltersEl = this._ftEl.appendChild(document.createElement("div"));
this._sourceFiltersEl.className = "ylog_sourcefilters";
}
}
// Initialize buffer
if(!this._buffer) {
this._buffer = []; // output buffer
}
YAHOO.widget.Logger.newLogEvent.subscribe(this._onNewLog, this);
this._lastTime = YAHOO.widget.Logger.getStartTime(); // timestamp of last log message to console
// Initialize category filters
this._categoryFilters = [];
var catsLen = YAHOO.widget.Logger.categories.length;
if(this._categoryFiltersEl) {
for(var i=0; i < catsLen; i++) {
this._createCategoryCheckbox(YAHOO.widget.Logger.categories[i]);
}
}
// Initialize source filters
this._sourceFilters = [];
var sourcesLen = YAHOO.widget.Logger.sources.length;
if(this._sourceFiltersEl) {
for(var j=0; j < sourcesLen; j++) {
this._createSourceCheckbox(YAHOO.widget.Logger.sources[j]);
}
}
YAHOO.widget.Logger.categoryCreateEvent.subscribe(this._onCategoryCreate, this);
YAHOO.widget.Logger.sourceCreateEvent.subscribe(this._onSourceCreate, this);
YAHOO.widget.LogReader._index++;
this._filterLogs();
};
/***************************************************************************
* Public members
***************************************************************************/
/**
* Whether or not the log reader is enabled to output log messages.
*
* @type boolean
*/
YAHOO.widget.LogReader.prototype.logReaderEnabled = true;
/**
* CSS width of the log reader container.
*
* @type string
*/
YAHOO.widget.LogReader.prototype.width = null;
/**
* CSS height of the log reader container.
*
* @type string
*/
YAHOO.widget.LogReader.prototype.height = null;
/**
* CSS top position of the log reader container.
*
* @type string
*/
YAHOO.widget.LogReader.prototype.top = null;
/**
* CSS left position of the log reader container.
*
* @type string
*/
YAHOO.widget.LogReader.prototype.left = null;
/**
* CSS right position of the log reader container.
*
* @type string
*/
YAHOO.widget.LogReader.prototype.right = null;
/**
* CSS bottom position of the log reader container.
*
* @type string
*/
YAHOO.widget.LogReader.prototype.bottom = null;
/**
* CSS font size of the log reader container.
*
* @type string
*/
YAHOO.widget.LogReader.prototype.fontSize = null;
/**
* Whether or not the footer UI is enabled for the log reader.
*
* @type boolean
*/
YAHOO.widget.LogReader.prototype.footerEnabled = true;
/**
* Whether or not output is compact (less readable).
*
* @type boolean
*/
YAHOO.widget.LogReader.prototype.compact = true;
/**
* Whether or not newest message is printed on top.
*
* @type boolean
*/
YAHOO.widget.LogReader.prototype.newestOnTop = true;
/***************************************************************************
* Public methods
***************************************************************************/
/**
* Pauses output of log messages. While paused, log messages are not lost, but
* get saved to a buffer and then output upon resume of log reader.
*/
YAHOO.widget.LogReader.prototype.pause = function() {
this._timeout = null;
this.logReaderEnabled = false;
};
/**
* Resumes output of log messages, including outputting any log messages that
* have been saved to buffer while paused.
*/
YAHOO.widget.LogReader.prototype.resume = function() {
this.logReaderEnabled = true;
this._printBuffer();
};
/**
* Hides UI of log reader. Logging functionality is not disrupted.
*/
YAHOO.widget.LogReader.prototype.hide = function() {
this._containerEl.style.display = "none";
};
/**
* Shows UI of log reader. Logging functionality is not disrupted.
*/
YAHOO.widget.LogReader.prototype.show = function() {
this._containerEl.style.display = "block";
};
/**
* Updates title to given string.
*
* @param {string} sTitle String to display in log reader's title bar.
*/
YAHOO.widget.LogReader.prototype.setTitle = function(sTitle) {
var regEx = />/g;
sTitle = sTitle.replace(regEx,"&gt;");
regEx = /</g;
sTitle = sTitle.replace(regEx,"&lt;");
this._title.innerHTML = (sTitle);
};
/***************************************************************************
* Private members
***************************************************************************/
/**
* Internal class member to index multiple log reader instances.
*
* @type number
* @private
*/
YAHOO.widget.LogReader._index = 0;
/**
* A class member shared by all log readers if a container needs to be
* created during instantiation. Will be null if a container element never needs to
* be created on the fly, such as when the implementer passes in their own element.
*
* @type HTMLElement
* @private
*/
YAHOO.widget.LogReader._defaultContainerEl = null;
/**
* Buffer of log messages for batch output.
*
* @type array
* @private
*/
YAHOO.widget.LogReader.prototype._buffer = null;
/**
* Date of last output log message.
*
* @type date
* @private
*/
YAHOO.widget.LogReader.prototype._lastTime = null;
/**
* Batched output timeout ID.
*
* @type number
* @private
*/
YAHOO.widget.LogReader.prototype._timeout = null;
/**
* Array of filters for log message categories.
*
* @type array
* @private
*/
YAHOO.widget.LogReader.prototype._categoryFilters = null;
/**
* Array of filters for log message sources.
*
* @type array
* @private
*/
YAHOO.widget.LogReader.prototype._sourceFilters = null;
/**
* Log reader container element.
*
* @type HTMLElement
* @private
*/
YAHOO.widget.LogReader.prototype._containerEl = null;
/**
* Log reader header element.
*
* @type HTMLElement
* @private
*/
YAHOO.widget.LogReader.prototype._hdEl = null;
/**
* Log reader collapse element.
*
* @type HTMLElement
* @private
*/
YAHOO.widget.LogReader.prototype._collapseEl = null;
/**
* Log reader collapse button element.
*
* @type HTMLElement
* @private
*/
YAHOO.widget.LogReader.prototype._collapseBtn = null;
/**
* Log reader title header element.
*
* @type HTMLElement
* @private
*/
YAHOO.widget.LogReader.prototype._title = null;
/**
* Log reader console element.
*
* @type HTMLElement
* @private
*/
YAHOO.widget.LogReader.prototype._consoleEl = null;
/**
* Log reader footer element.
*
* @type HTMLElement
* @private
*/
YAHOO.widget.LogReader.prototype._ftEl = null;
/**
* Log reader buttons container element.
*
* @type HTMLElement
* @private
*/
YAHOO.widget.LogReader.prototype._btnsEl = null;
/**
* Container element for log reader category filter checkboxes.
*
* @type HTMLElement
* @private
*/
YAHOO.widget.LogReader.prototype._categoryFiltersEl = null;
/**
* Container element for log reader source filter checkboxes.
*
* @type HTMLElement
* @private
*/
YAHOO.widget.LogReader.prototype._sourceFiltersEl = null;
/**
* Log reader pause button element.
*
* @type HTMLElement
* @private
*/
YAHOO.widget.LogReader.prototype._pauseBtn = null;
/**
* lear button element.
*
* @type HTMLElement
* @private
*/
YAHOO.widget.LogReader.prototype._clearBtn = null;
/***************************************************************************
* Private methods
***************************************************************************/
/**
* Creates the UI for a category filter in the log reader footer element.
*
* @param {string} category Category name
* @private
*/
YAHOO.widget.LogReader.prototype._createCategoryCheckbox = function(category) {
var oSelf = this;
if(this._ftEl) {
var parentEl = this._categoryFiltersEl;
var filters = this._categoryFilters;
var filterEl = parentEl.appendChild(document.createElement("span"));
filterEl.className = "ylog_filtergrp";
// Append el at the end so IE 5.5 can set "type" attribute
var categoryChk = document.createElement("input");
categoryChk.className = "ylog_filter" + category;
categoryChk.type = "checkbox";
categoryChk.category = category;
categoryChk.checked = true;
categoryChk = filterEl.appendChild(categoryChk);
// Add this checked filter to the internal array of filters
filters.push(category);
// Subscribe to the click event
YAHOO.util.Event.addListener(categoryChk,'click',oSelf._onCheckCategory,oSelf);
// Create and class the text label
var categoryChkLbl = filterEl.appendChild(document.createElement("span"));
categoryChkLbl.className = category;
categoryChkLbl.innerHTML = category;
}
};
YAHOO.widget.LogReader.prototype._createSourceCheckbox = function(source) {
var oSelf = this;
if(this._ftEl) {
var parentEl = this._sourceFiltersEl;
var filters = this._sourceFilters;
var filterEl = parentEl.appendChild(document.createElement("span"));
filterEl.className = "ylog_filtergrp";
// Append el at the end so IE 5.5 can set "type" attribute
var sourceChk = document.createElement("input");
sourceChk.className = "ylog_filter" + source;
sourceChk.type = "checkbox";
sourceChk.source = source;
sourceChk.checked = true;
sourceChk = filterEl.appendChild(sourceChk);
// Add this checked filter to the internal array of filters
filters.push(source);
// Subscribe to the click event
YAHOO.util.Event.addListener(sourceChk,'click',oSelf._onCheckSource,oSelf);
// Create and class the text label
var sourceChkLbl = filterEl.appendChild(document.createElement("span"));
sourceChkLbl.className = source;
sourceChkLbl.innerHTML = source;
}
};
/**
* Reprints all log messages in the stack through filters.
*
* @private
*/
YAHOO.widget.LogReader.prototype._filterLogs = function() {
// Reprint stack with new filters
if (this._consoleEl !== null) {
this._clearConsole();
this._printToConsole(YAHOO.widget.Logger.getStack());
}
};
/**
* Clears all outputted log messages from the console and resets the time of the
* last output log message.
*
* @private
*/
YAHOO.widget.LogReader.prototype._clearConsole = function() {
// Clear the buffer of any pending messages
this._timeout = null;
this._buffer = [];
// Reset the rolling timer
this._lastTime = YAHOO.widget.Logger.getStartTime();
var consoleEl = this._consoleEl;
while(consoleEl.hasChildNodes()) {
consoleEl.removeChild(consoleEl.firstChild);
}
};
/**
* Sends buffer of log messages to output and clears buffer.
*
* @private
*/
YAHOO.widget.LogReader.prototype._printBuffer = function() {
this._timeout = null;
if (this._consoleEl !== null) {
var entries = [];
for (var i=0; i<this._buffer.length; i++) {
entries[i] = this._buffer[i];
}
this._buffer = [];
this._printToConsole(entries);
}
};
/**
* Cycles through an array of log messages, and outputs each one to the console
* if its category has not been filtered out.
*
* @param {array} aEntries
* @private
*/
YAHOO.widget.LogReader.prototype._printToConsole = function(aEntries) {
//TODO: much optimization here
//if !compactOutput, set fixed widths for time output
var entriesLen = aEntries.length;
var sourceFiltersLen = this._sourceFilters.length;
var categoryFiltersLen = this._categoryFilters.length;
// Iterate through all log entries to print the ones that filter through
for(var i=0; i<entriesLen; i++) {
var entry = aEntries[i];
var category = entry.category;
var source = entry.source;
var okToPrint = false;
var okToFilterCats = false;
for(var j=0; j<sourceFiltersLen; j++) {
if(source == this._sourceFilters[j]) {
okToFilterCats = true;
break;
}
}
if(okToFilterCats) {
for(var k=0; k<categoryFiltersLen; k++) {
if(category == this._categoryFilters[k]) {
okToPrint = true;
break;
}
}
}
if(okToPrint) {
// To format for console, calculate the elapsed time
// to be from the last item that passed through the filter,
// not the absolute previous item in the stack
var label = entry.category.substring(0,4).toUpperCase();
var time = entry.time;
if (time.toLocaleTimeString) {
var localTime = time.toLocaleTimeString();
}
else {
localTime = time.toString();
}
var msecs = time.getTime();
var startTime = YAHOO.widget.Logger.getStartTime();
var totalTime = msecs - startTime;
var elapsedTime = msecs - this._lastTime;
this._lastTime = msecs;
var compactOutput = (this.compactOutput) ? "" : "<br>";
var output = "<span class='"+category+"'>"+label+"</span> " +
totalTime + " ms (+" +
elapsedTime + ") " + localTime + ": " +
compactOutput+
source + ": "
+ entry.msg;
var oNewElement = (this.newestOnTop) ?
this._consoleEl.insertBefore(document.createElement("p"),this._consoleEl.firstChild):
this._consoleEl.appendChild(document.createElement("p"));
oNewElement.innerHTML = output;
if(!this.newestOnTop) {
this._consoleEl.scrollTop = this._consoleEl.scrollHeight;
}
}
}
};
/***************************************************************************
* Private event handlers
***************************************************************************/
/**
* Handles Logger's categoryCreateEvent.
*
* @param {string} type The event
* @param {array} args Data passed from event firer
* @param {object} oSelf The log reader instance
* @private
*/
YAHOO.widget.LogReader.prototype._onCategoryCreate = function(type, args, oSelf) {
var category = args[0];
if(oSelf._ftEl) {
oSelf._createCategoryCheckbox(category);
}
};
/**
* Handles Logger's sourceCreateEvent.
*
* @param {string} type The event
* @param {array} args Data passed from event firer
* @param {object} oSelf The log reader instance
* @private
*/
YAHOO.widget.LogReader.prototype._onSourceCreate = function(type, args, oSelf) {
var source = args[0];
if(oSelf._ftEl) {
oSelf._createSourceCheckbox(source);
}
};
/**
* Handles check events on the category filter checkboxes.
*
* @param {event} v The click event
* @param {object} oSelf The log reader instance
* @private
*/
YAHOO.widget.LogReader.prototype._onCheckCategory = function(v, oSelf) {
var newFilter = this.category;
var filtersArray = oSelf._categoryFilters;
if(!this.checked) { // Remove category from filters
for(var i=0; i<filtersArray.length; i++) {
if(newFilter == filtersArray[i]) {
filtersArray.splice(i, 1);
break;
}
}
}
else { // Add category to filters
filtersArray.push(newFilter);
}
oSelf._filterLogs();
};
/**
* Handles check events on the category filter checkboxes.
*
* @param {event} v The click event
* @param {object} oSelf The log reader instance
* @private
*/
YAHOO.widget.LogReader.prototype._onCheckSource = function(v, oSelf) {
var newFilter = this.source;
var filtersArray = oSelf._sourceFilters;
if(!this.checked) { // Remove category from filters
for(var i=0; i<filtersArray.length; i++) {
if(newFilter == filtersArray[i]) {
filtersArray.splice(i, 1);
break;
}
}
}
else { // Add category to filters
filtersArray.push(newFilter);
}
oSelf._filterLogs();
};
/**
* Handles click events on the collapse button.
*
* @param {event} v The click event
* @param {object} oSelf The log reader instance
* @private
*/
YAHOO.widget.LogReader.prototype._onClickCollapseBtn = function(v, oSelf) {
var btn = oSelf._collapseBtn;
if(btn.value == "Expand") {
oSelf._consoleEl.style.display = "block";
if(oSelf._ftEl) {
oSelf._ftEl.style.display = "block";
}
btn.value = "Collapse";
}
else {
oSelf._consoleEl.style.display = "none";
if(oSelf._ftEl) {
oSelf._ftEl.style.display = "none";
}
btn.value = "Expand";
}
};
/**
* Handles click events on the pause button.
*
* @param {event} v The click event
* @param {object} oSelf The log reader instance
* @private
*/
YAHOO.widget.LogReader.prototype._onClickPauseBtn = function(v, oSelf) {
var btn = oSelf._pauseBtn;
if(btn.value == "Resume") {
oSelf.resume();
btn.value = "Pause";
}
else {
oSelf.pause();
btn.value = "Resume";
}
};
/**
* Handles click events on the clear button.
*
* @param {event} v The click event
* @param {object} oSelf The log reader instance
* @private
*/
YAHOO.widget.LogReader.prototype._onClickClearBtn = function(v, oSelf) {
oSelf._clearConsole();
};
/**
* Handles Logger's onNewEvent.
*
* @param {string} type The click event
* @param {array} args Data passed from event firer
* @param {object} oSelf The log reader instance
* @private
*/
YAHOO.widget.LogReader.prototype._onNewLog = function(type, args, oSelf) {
var logEntry = args[0];
oSelf._buffer.push(logEntry);
if (oSelf.logReaderEnabled === true && oSelf._timeout === null) {
oSelf._timeout = setTimeout(function(){oSelf._printBuffer();}, 100);
}
};
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