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debugger.js
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Fri, Nov 21, 3:21 AM

debugger.js
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function DebugReq() {}
DebugReq.timeout = 5000; //5 seconds
DebugReq.makeRequest = function(p_url, p_busyReq, p_progId, p_successCallBack, p_errorCallBack, p_pass) {
//p_url: the web service url
//p_busyReq: is a request for this object currently in progress?
//p_progId: element id where progress HTML should be shown
//p_successCallBack: callback function for successful response
//p_errorCallBack: callback function for erroneous response
//p_pass: string of params to pass to callback functions
if (p_busyReq) return;
var req = DebugReq.getRequest();
if (req != null) {
p_busyReq = true;
DebugReq.showProgress(p_progId);
req.onreadystatechange = function() {
if (req.readyState == 4) {
p_busyReq = false;
window.clearTimeout(toId);
if (req.status == 200) {
p_successCallBack(req,p_pass);
} else {
p_errorCallBack(req,p_pass);
}
}
}
req.open('GET', p_url, true);
req.setRequestHeader('If-Modified-Since', 'Sat, 1 Jan 2000 00:00:00 GMT');
req.send(null);
var toId = window.setTimeout( function() {if (p_busyReq) req.abort();}, DebugReq.timeout );
}
}
DebugReq.getRequest = function() {
var xmlHttp;
try { xmlHttp = new ActiveXObject('MSXML2.XMLHTTP'); return xmlHttp; } catch (e) {}
try { xmlHttp = new ActiveXObject('Microsoft.XMLHTTP'); return xmlHttp; } catch (e) {}
try { xmlHttp = new XMLHttpRequest(); return xmlHttp; } catch(e) {}
return null;
}
DebugReq.showProgress = function(p_id) {
$Debugger.AppendRow(DebugReq.getProgressHtml());
}
DebugReq.getProgressHtml = function() {
return 'Loading ...';
}
DebugReq.getErrorHtml = function(p_req) {
//TODO: implement accepted way to handle request error
return "<p>" + "(" + p_req.status + ") " + p_req.statusText + "</p>"
}
// Debugger
function Debugger() {
this.IsQueried = false;
this.IsVisible = false;
this.DebuggerDIV = document.getElementById('debug_layer');
this.DebuggerTable = document.getElementById('debug_table');
this.RowCount = 0;
// window.$Debugger = this; // this should be uncommented in case if debugger variable is not $Debugger
window.onscroll = function(ev) { window.$Debugger.Resize(ev); }
window.onresize = function(ev) { window.$Debugger.Resize(ev); }
document.onkeydown = function(ev) { window.$Debugger.KeyDown(ev); }
}
Debugger.prototype.AppendRow = function($html) {
this.RowCount++;
var $tr = document.createElement('TR');
this.DebuggerTable.appendChild($tr);
$tr.className = 'debug_row_' + (this.RowCount % 2 ? 'odd' : 'even');
$tr.id = 'debug_row_' + this.RowCount;
var $td = document.createElement('TD');
$tr.appendChild($td);
$td.className = 'debug_cell';
$td.innerHTML = $html;
}
Debugger.prototype.KeyDown = function($e) {
var $KeyCode = this.GetKeyCode($e);
if ($KeyCode == 123 || $KeyCode == 27) {// F12 or ESC
this.Toggle($KeyCode);
this.StopEvent($e);
}
}
Debugger.prototype.OpenDOMViewer = function() {
var $value = document.getElementById('dbg_domviewer').value;
DOMViewerObj = ($value.indexOf('"') != -1) ? document.getElementById( $value.substring(1,$value.length-1) ) : eval($value);
window.open(this.DOMViewerURL);
return false;
}
Debugger.prototype.GetKeyCode = function($e) {
$e = ($e) ? $e : event;
var target = ($e.target) ? $e.target : $e.scrElement;
var charCode = ($e.charCode) ? $e.charCode : (($e.which) ? $e.which : $e.keyCode);
return charCode;
}
Debugger.prototype.StopEvent = function($e) {
$e = ($e) ? $e : event;
$e.cancelBubble = true;
if ($e.stopPropagation) $e.stopPropagation();
}
Debugger.prototype.Toggle = function($KeyCode) {
if(!this.DebuggerDIV) return false;
this.IsVisible = this.DebuggerDIV.style.display == 'none' ? false : true;
if (!this.IsVisible && $KeyCode == 27) {
return false;
}
this.Resize(null);
if (!this.IsQueried) {
this.Query();
}
this.DebuggerDIV.style.display = this.IsVisible ? 'none' : 'block';
}
Debugger.prototype.Query = function() {
DebugReq.makeRequest(this.DebugURL, this.busyReq, '', this.successCallback, this.errorCallback, '');
}
Debugger.prototype.successCallback = function(p_req, p_pass) {
var contents = p_req.responseText;
contents = contents.split($Debugger.RowSeparator);
if (contents.length == 1) {
alert('error: '+p_req.responseText);
$Debugger.IsQueried = true;
return ;
}
for (var $i = 0; $i < contents.length - 1; $i++) {
$Debugger.AppendRow(contents[$i]);
}
$Debugger.Refresh();
}
Debugger.prototype.Refresh = function() {
// progress mether row
document.getElementById('debug_row_1').style.display = 'none';
this.IsQueried = true;
this.DebuggerDIV.scrollTop = this.IsFatalError ? 10000000 : 0;
this.DebuggerDIV.scrollLeft = 0;
}
Debugger.prototype.errorCallback = function(p_req, p_pass) {
alert('AJAX ERROR: '+DebugReq.getErrorHtml(p_req));
$Debugger.Refresh();
}
Debugger.prototype.Resize = function($e) {
if (!this.DebuggerDIV) return false;
var $pageTop = document.all ? document.body.offsetTop + document.body.scrollTop : window.scrollY;
this.DebuggerDIV.style.top = $pageTop + 'px';
this.DebuggerDIV.style.height = GetWindowHeight() + 'px';
return true;
}
function GetWindowHeight() {
var currWinHeight;
if (window.innerHeight) {//FireFox with correction for status bar at bottom of window
currWinHeight = window.innerHeight - 10;
} else if (document.documentElement.clientHeight) {//IE 7 with correction for address bar
currWinHeight = document.documentElement.clientHeight - 10;
} else if (document.body.offsetHeight) {//IE 4+
currWinHeight = document.body.offsetHeight - 5 + 15 - 10; // + 10
}
return currWinHeight;
}
/*function GetWinHeight() {
if (window.innerHeight) return window.innerHeight;
else if (document.documentElement.clientHeight) return document.documentElement.clientHeight;
else if (document.body.offsetHeight) return document.body.offsetHeight;
else return _winHeight;
}*/
Debugger.prototype.SetClipboard = function(copyText) {
if (window.clipboardData) {
// IE send-to-clipboard method.
window.clipboardData.setData('Text', copyText);
}
else if (window.netscape) {
// You have to sign the code to enable this or allow the action in about:config by changing user_pref("signed.applets.codebase_principal_support", true);
netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
// Store support string in an object.
var str = Components.classes['@mozilla.org/supports-string;1'].createInstance(Components.interfaces.nsISupportsString);
if (!str) {
return false;
}
str.data = copyText;
// Make transferable.
var trans = Components.classes['@mozilla.org/widget/transferable;1'].createInstance(Components.interfaces.nsITransferable);
if (!trans) {
return false;
}
// Specify what datatypes we want to obtain, which is text in this case.
trans.addDataFlavor('text/unicode');
trans.setTransferData('text/unicode', str, copyText.length * 2);
var clipid = Components.interfaces.nsIClipboard;
var clip = Components.classes['@mozilla.org/widget/clipboard;1'].getService(clipid);
if (!clip) {
return false;
}
clip.setData(trans, null, clipid.kGlobalClipboard);
}
}
Debugger.prototype.ShowProps = function($Obj, $Name) {
var $ret = '';
for ($Prop in $Obj) {
$ret += $Name + '.' + $Prop + ' = ' + $Obj[$Prop] + "\n";
}
return alert($ret);
}
Debugger.prototype.editFile = function($fileName, $lineNo) {
if (!document.all) {
alert('Only works in IE');
return;
}
if (!this.EditorPath) {
alert('Editor path not defined!');
return;
}
var $launch_object = new ActiveXObject('LaunchinIE.Launch');
var $editor_path = this.EditorPath;
$editor_path = $editor_path.replace('%F', $fileName);
$editor_path = $editor_path.replace('%L',$lineNo);
$launch_object.LaunchApplication($editor_path);
}
Debugger.prototype.ToggleTraceArgs = function($arguments_layer_id) {
var $arguments_layer = document.getElementById($arguments_layer_id);
$arguments_layer.style.display = ($arguments_layer.style.display == 'none') ? 'block' : 'none';
}

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