/*------------------------------------------------------------------------------
Function:       jsTrace()
Author:         Aaron Gustafson (aaron at easy-designs dot net)
Creation Date:  1 November 2005
Version:        1.3
Homepage:       http://www.easy-designs.net/code/jsTrace/
License:        Creative Commons Attribution-ShareAlike 2.0 License
                http://creativecommons.org/licenses/by-sa/2.0/
Note:           If you change or improve on this script, please let us know by 
                emailing the author (above) with a link to your demo page.
Enhancements:   Cookies - Joe Shelby (http://www.io.com/~acroyear/)
------------------------------------------------------------------------------*/
var jsTrace = { debugging_on: true, window: null, viewport: null, buffer: '', init: function(){ if( !document.getElementsByTagName || !document.getElementById || !document.createElement || !document.createTextNode ) return; jsTrace.createWindow(); jsTrace.getCookie(); jsTrace.debugging_on = true;}, createWindow: function(){ jsTrace.window = document.createElement( 'div' ); jsTrace.window.style.background = '#000'; jsTrace.window.style.font = '80% "Lucida Grande", "Lucida Sans Unicode", sans-serif'; jsTrace.window.style.padding = '2px'; jsTrace.window.style.position = 'absolute'; jsTrace.window.style.top = '100px'; jsTrace.window.style.left = '700px'; jsTrace.window.style.height = '360px'; jsTrace.window.style.zIndex = '100'; jsTrace.window.style.minHeight = '150px'; jsTrace.window.style.width = '190px'; jsTrace.window.style.minWidth = '150px'; var x = document.createElement('span'); x.style.border = '1px solid #000'; x.style.cursor = 'pointer'; x.style.color = '#000'; x.style.display = 'block'; x.style.lineHeight = '.5em'; x.style.padding = '0 0 3px'; x.style.position = 'absolute'; x.style.top = '4px'; x.style.right = '4px'; x.setAttribute( 'title', 'Close jsTrace Debugger' ); x.appendChild( document.createTextNode( 'x' ) ); jsTrace.addEvent( x, 'click', function(){ jsTrace.killWindow();} ); jsTrace.window.appendChild( x ); var sh = document.createElement('div'); sh.style.position = 'absolute'; sh.style.bottom = '3px'; sh.style.right = '3px'; var sg = document.createElement('span'); sg.style.border = '5px solid #ccc'; sg.style.borderLeftColor = sg.style.borderTopColor = '#000'; sg.style.cursor = 'pointer'; sg.style.color = '#ccc'; sg.style.display = 'block'; sg.style.height = '0'; sg.style.width = '0'; sg.style.overflow = 'hidden'; sg.setAttribute( 'title', 'Resize the jsTrace Debugger' ); if( typeof( Drag ) != 'undefined' ){ sg.xFrom = 0; sg.yFrom = 0; Drag.init( sg, null, null, null, null, null, true, true ); sg.onDrag = function( x, y ){ jsTrace.resizeX( x, this ); jsTrace.resizeY( y, this ); jsTrace.adjustViewport();}; sg.onDragEnd = function(){ jsTrace.setCookie();}; sh.appendChild( sg ); jsTrace.window.appendChild( sh );} var tools = document.createElement( 'div' ); tools.style.fontSize = '12px'; tools.style.textTransform = 'uppercase'; tools.style.lineHeight = '18px'; tools.style.position = 'absolute'; tools.style.bottom = '5px'; tools.style.left = '4px'; var the_tools = new Array(); the_tools.push( [ 'delimit', 'Add a Delimeter', function(){ jsTrace.sendDelimeter();} ] ); the_tools.push( [ 'clear', 'Clear the Window', function(){ jsTrace.clearWindow();} ] ); var tools_count = the_tools.length; var i, the_tool; for( var i=0; i < tools_count; i++ ){ the_tool = document.createElement( 'span' ); the_tool.style.background = '#ccc'; the_tool.style.color = '#000'; the_tool.style.margin = '0 2px 0 0'; the_tool.style.padding = '0 5px'; the_tool.style.cursor = 'pointer'; the_tool.appendChild( document.createTextNode( the_tools[i][0] ) ); the_tool.setAttribute( 'title', the_tools[i][1] ); jsTrace.addEvent( the_tool, 'click', the_tools[i][2] ); tools.appendChild( the_tool );} jsTrace.window.appendChild( tools ); var header = document.createElement( 'h3' ); header.style.background = '#ccc'; header.style.color = '#000'; header.style.cursor = 'pointer'; header.style.fontSize = '1em'; header.style.fontVariant = 'small-caps'; header.style.margin = '0 0 2px'; header.style.padding = '5px 10px'; header.style.lineHeight = '15px'; header.appendChild( document.createTextNode( 'jsTrace Debugger' ) ); jsTrace.window.appendChild( header ); jsTrace.viewport = document.createElement( 'pre' ); jsTrace.viewport.style.border = '1px solid #ccc'; jsTrace.viewport.style.color = '#ebebeb'; jsTrace.viewport.style.fontSize = '1.2em'; jsTrace.viewport.style.margin = '0'; jsTrace.viewport.style.padding = '0 3px'; jsTrace.viewport.style.position = 'absolute'; jsTrace.viewport.style.top = '30px'; jsTrace.viewport.style.left = '2px'; jsTrace.viewport.style.overflow = 'auto'; jsTrace.adjustViewport(); jsTrace.window.appendChild( jsTrace.viewport ); document.getElementsByTagName( 'body' )[0].appendChild( jsTrace.window ); if( typeof( Drag ) != 'undefined' ){ Drag.init( header, jsTrace.window ); jsTrace.window.onDragEnd = function(){ jsTrace.setCookie();};} }, resizeX: function( x, grip ){ var width = parseInt( jsTrace.window.style.width ); var newWidth = Math.abs( width - ( x - grip.xFrom ) ) + 'px'; if( parseInt( newWidth ) < parseInt( jsTrace.window.style.minWidth ) ) newWidth = jsTrace.window.style.minWidth; jsTrace.window.style.width = newWidth; grip.xFrom = x;}, resizeY: function( y, grip ){ var height = parseInt( jsTrace.window.style.height ); var newHeight = Math.abs( height - ( y - grip.yFrom ) ) + 'px'; if( parseInt( newHeight ) < parseInt( jsTrace.window.style.minHeight ) ) newHeight = jsTrace.window.style.minHeight; jsTrace.window.style.height = newHeight; grip.yFrom = y;}, adjustViewport: function(){ jsTrace.viewport.style.width = ( parseInt( jsTrace.window.style.width ) - 8 ) + 'px'; jsTrace.viewport.style.height = ( parseInt( jsTrace.window.style.height ) - 55 ) + 'px';}, send: function( text ){ text = text + "<br />"; if( jsTrace.viewport == null ){ jsTrace.buffer += text;} else { jsTrace.viewport.innerHTML += text; jsTrace.scrollWithIt();} }, sendBuffer: function(){ if( jsTrace.viewport == null ){ jsTrace.timer = window.setTimeout( 'jsTrace.sendBuffer()', 500 ); } else { jsTrace.viewport.innerHTML += jsTrace.buffer; jsTrace.scrollWithIt(); jsTrace.killTimer(); } }, scrollWithIt: function(){ jsTrace.viewport.scrollTop = jsTrace.viewport.scrollHeight;}, killWindow: function() { jsTrace.window.parentNode.removeChild( jsTrace.window ); jsTrace.debugging_on = false;}, setCookie: function(){ var posn = jsTrace.window.style.top + ' ' + jsTrace.window.style.left; var size = jsTrace.window.style.height + ' ' + jsTrace.window.style.width; document.cookie = 'jsTrace=' + escape( posn + ' ' + size );}, getCookie: function(){ if( !document.cookie ) return; var all_cookies = document.cookie; var found_at = all_cookies.indexOf('jsTrace='); if( found_at != -1 ){ var start = found_at + 'jsTrace='.length; var end = all_cookies.indexOf( ';', start ); var value = ( end != -1 ) ? all_cookies.substring( start, end ) : all_cookies.substring( start ); value = unescape( value ); var vals = value.split( ' ' ); jsTrace.window.style.top = vals[0]; jsTrace.window.style.left = vals[1]; jsTrace.window.style.height = vals[2]; jsTrace.window.style.width = vals[3]; jsTrace.adjustViewport();} }, timer: null, killTimer: function(){ clearTimeout( jsTrace.timer );}, addEvent: function( obj, type, fn ){ if (obj.addEventListener) obj.addEventListener( type, fn, false ); else if (obj.attachEvent) { obj["e"+type+fn] = fn; obj[type+fn] = function() { obj["e"+type+fn]( window.event );}; obj.attachEvent( "on"+type, obj[type+fn] );} }, removeEvent: function ( obj, type, fn ) { if (obj.removeEventListener) obj.removeEventListener( type, fn, false ); else if (obj.detachEvent) { obj.detachEvent( "on"+type, obj[type+fn] ); obj[type+fn] = null; obj["e"+type+fn] = null;} }, sendDelimeter: function(){ jsTrace.send( '<span style="color: #f00">--------------------</span>' );}, clearWindow: function(){ jsTrace.viewport.innerHTML = '';} }; jsTrace.addEvent( window, 'load', jsTrace.init ); jsTrace.addEvent( window, 'load', jsTrace.sendBuffer );