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annotate client/digitallibrary/greyskin/debug.js @ 474:fb51443ca0ee

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modified DocuDirent.compareTo instead of ImageFileset.compareTo
author hertzhaft
date Wed, 12 Apr 2006 14:12:37 +0200
parents 84aee0e6d64e
children b9b8e54ed3bb
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1 var Debug;
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2 var _now = {};
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3
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4 function newElement(tagname, content) {
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5 // creates a new element, adding node or text content if given
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6 var elem = document.createElement(tagname);
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7 if (content) elem.appendChild(content.nodeType
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8 ? content // content is a node
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9 : document.createTextNode(content) // content is a string
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10 );
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11 return elem;
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12 }
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13
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14 function appendNewElement(node, tagname, content) {
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15 // appends a new element to "node", adding content if given
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16 if (!node.appendChild) {
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17 alert("Could not append '" + tagname + "' to " + typeof(node));
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18 return null;
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19 }
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20 return node.appendChild(newElement(tagname, content));
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21 }
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22
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23 function getDebug() {
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24 if (Debug == null) {
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25 Debug = document.getElementById('debug');
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26 if (Debug == null) {
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27 if (!document.body) return null;
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28 // its still too early!
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29 Debug = appendNewElement(document.body, 'div');
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30 Debug.setAttribute('id', 'debug');
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31 Debug.className = 'debug';
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32 Debug.innerhtml = '<p class="debug">Debug</p>';
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33 };
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34 };
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35 return Debug;
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36 }
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37
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38 function debug() {
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39 var msg = "";
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40 for (var i = 0; i<arguments.length; i++)
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41 msg += arguments[i] + " ";
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42 var D = getDebug();
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43 if (!D) {
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44 alert("Debug div not present!\n" + msg);
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45 return null;
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46 }
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47 return appendNewElement(D, "p", msg);
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48 }
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49
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50 function debugProps(obj, msg) {
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51 var D = getDebug();
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52 if (msg) appendNewElement(D, "h1", msg);
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53 for (var item in obj) {
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54 var typ = typeof(obj[item]);
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55 if (typ != "function") appendNewElement(D, "p",
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56 item
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57 + " (" + typ + "): "
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58 + obj[item]
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59 );
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60 };
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61 }
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62
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63 function debugObject(obj, msg) {
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64 if (msg) appendNewElement(D, "h1", msg);
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65 var D = getDebug();
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66 var A = new Array();
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67 for (var i in obj) A[i] = typeof(obj[i]);
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68 var T = appendNewElement(D, "table");
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69 for (var item in A) {
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70 var TR = appendNewElement(T, "tr");
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71 appendNewElement(TR, "td", newElement("b", item));
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72 appendNewElement(TR, "td", A[item]);
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73 if (A[item] == "function")
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74 appendNewElement(TR, "td", A[item].toSource());
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75 };
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76 }
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77
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78 function strObject(obj) {
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79 var res = "";
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80 var A = new Array();
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81 for (var i in obj) A[i] = typeof(obj[i]);
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82 for (var item in A) {
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83 typ = A[item];
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84 res += item + " (" + typ + "): ";
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85 if (typ != "function") res += obj[item];
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86 res += "\n";
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87 }
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88 return res;
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89 }
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90
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91 function alertObject(obj) {
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92 return alert(strObject(obj));
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93 }
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94
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95 function startTime(s) {
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96 _now[s] = new Date();
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97 }
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98
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99 function elapsedTime(s) {
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100 var diff = new Date(new Date - _now[s]);
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101 debug(s + ": " + diff.getSeconds() + "." + diff.getMilliseconds() + " sec.");
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102 }