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comparison NCBI Blast reference example_files/utils.js @ 31:344cd76f6fd2

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rename NCBI reference example
author Jan Kanis <jan.code@jankanis.nl>
date Thu, 15 May 2014 16:59:18 +0200
parents Blast output page example_files/utils.js@bad241dc701f
children
comparison
equal deleted inserted replaced
30:2143f62809d0 31:344cd76f6fd2
1 // $Id: utils.js,v 1.4 2014/02/26 14:47:32 zaretska Exp $
2
3 utils = {
4
5 KeyCode_TAB: 9,
6 KeyCode_DELETE: 46,
7 KeyCode_BACKSPACE: 8,
8 KeyCode_LEFT_ARROW: 37,
9 KeyCode_RIGHT_ARROW: 39,
10 KeyCode_HOME: 36,
11 KeyCode_END: 35,
12 KeyCode_PAGE_UP: 33,
13 KeyCode_PAGE_DOWN: 34,
14 KeyCode_UP_ARROW: 38,
15 KeyCode_DOWN_ARROW: 40,
16 KeyCode_ESC: 27,
17 KeyCode_ENTER: 13,
18 KeyCode_SPACE: 32,
19 KeyCode_SHIFT_KEY: 16,
20 KeyCode_CTRL_KEY: 17,
21 KeyCode_ALT_KEY: 18,
22 KeyCode_LEFT_MS_WINDOWS_KEY: 91,
23 KeyCode_RIGHT_MS_WINDOWS_KEY: 92,
24 KeyCode_MS_MENU_KEY: 93,
25
26 isObject: function(a) { return (a && typeof a == 'object'); },
27
28 isArray: function(a) { return this.isObject(a) && a.constructor == Array; },
29
30 insertInHtml: function(text, obj) {
31 if (document.all) {
32 obj.innerHTML += text;
33 } else {
34 var range = document.createRange();
35 range.setStartAfter(obj);
36 var docFrag = range.createContextualFragment(text);
37 obj.appendChild(docFrag);
38 }
39
40 },
41
42 replaceInHtml: function(text, obj) {
43 if (document.all) {
44 obj.innerHTML = text;
45 } else {
46 while (obj.hasChildNodes()) obj.removeChild(obj.firstChild);
47 var range = document.createRange();
48 range.setStartAfter(obj);
49 var docFrag = range.createContextualFragment(text);
50 obj.appendChild(docFrag);
51 }
52 },
53
54
55 getTargetObj: function(eEvent) {
56 var oTarget;
57 var e = eEvent || window.event;
58 if (e == null) return null;
59 if (e.srcElement == null) {
60 oTarget = e.target;
61 } else {
62 oTarget = e.srcElement;
63 }
64 while ( oTarget && oTarget.nodeType != 1 ) oTarget = oTarget.parentNode;
65 return oTarget;
66 },
67
68
69
70
71 getParent: function(obj) {
72 if (obj) {
73 var result = obj.parentNode;
74 while (result && result.nodeType != 1) result = result.nextSibling;
75 if (result) return result;
76 }
77 return null;
78 },
79
80 getFirstChild: function(obj) {
81 if (obj) {
82 var result = obj.firstChild;
83 while (result && result.nodeType != 1) result = result.nextSibling;
84 if (result) return result;
85 }
86 return null;
87 },
88
89 getNextSibling: function(obj, tagName) {
90 if (obj) {
91 var result = obj.nextSibling;
92 if (tagName) {
93 var tn = tagName.toUpperCase();
94 while (result && result.tagName != tn) result = result.nextSibling;
95 } else {
96 while (result && result.nodeType != 1) result = result.nextSibling;
97 }
98 return result;
99 }
100 return null;
101 },
102
103 getPreviousSibling: function(obj, tagName) {
104 if (obj) {
105 var result = obj.previousSibling;
106 if (tagName) {
107 var tn = tagName.toUpperCase();
108 while (result && result.tagName != tn) result = result.previousSibling;
109 } else {
110 while (result && result.nodeType != 1) result = result.previousSibling;
111 }
112 return result;
113 }
114 return null;
115 },
116
117 removeChildren: function(oObj) {
118 if (!oObj || typeof oObj != "object") return;
119 while(oObj.hasChildNodes()) oObj.removeChild(oObj.firstChild)
120 },
121
122 insertAfter: function(parent, node, referenceNode) {
123 parent.insertBefore(node, referenceNode.nextSibling);
124 },
125
126 nextItem: function(item, nodeName) {
127 if (item == null) return;
128 var next = item.nextSibling;
129 while (next != null) {
130 if (next.nodeName == nodeName) return next;
131 next = next.nextSibling;
132 }
133 return null;
134 },
135
136 previousItem: function(item, nodeName) {
137 var previous = item.previousSibling;
138 while (previous != null) {
139 if (previous.nodeName == nodeName) return previous;
140 previous = previous.previousSibling;
141 }
142 return null
143 },
144
145 moveBefore: function(item1, item2) {
146 var parent = item1.parentNode;
147 parent.removeChild(item1);
148 parent.insertBefore(item1, item2);
149 },
150
151 moveAfter: function(item1, item2) {
152 var parent = item1.parentNode;
153 parent.removeChild(item1);
154 parent.insertBefore(item1, item2 ? item2.nextSibling : null);
155 },
156
157
158
159
160 createCookie: function(name, value, days) {
161 if (days) {
162 var date = new Date();
163 date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
164 var expires = '; expires=' + date.toGMTString();
165 } else expires = '';
166 document.cookie = name + '=' + value + expires + '; path=/';
167 },
168
169 readCookie: function(name) {
170 var nameEQ = name + '=';
171 var ca = document.cookie.split(';');
172 for (var i = 0; i < ca.length; i++) {
173 var c = ca[i];
174 while (c.charAt(0)==' ') c = c.substring(1, c.length);
175 if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length);
176 }
177 return "";
178 },
179
180 eraseCookie: function(name) {
181 document.cookie = name + "=null; expires=Thu, 01-Jan-1970 00:00:01 GMT; domain=nih.gov; path=/";
182 document.cookie = name + "; expires=Thu, 01-Jan-1970 00:00:01 GMT; domain=nih.gov; path=/";
183 },
184
185 addClass: function(element, className) {
186 if (!this.hasClass(element, className)) {
187 if (element.className) element.className += " " + className;
188 else element.className = className;
189 }
190 },
191
192 removeClass: function(element, className) {
193 var regexp = new RegExp("(^|\\s)" + className + "(\\s|$)");
194 element.className = element.className.replace(regexp, "$2");
195 },
196
197 hasClass: function(element, className) {
198 var regexp = new RegExp("(^|\\s)" + className + "(\\s|$)");
199 return regexp.test(element.className);
200 },
201
202
203 getXY: function (obj){
204 /*
205 +------------- w ----
206 | (x,y)
207 |
208 h
209 |
210 */
211 var b={x:0, y:0, w:obj.offsetWidth, h:obj.offsetHeight};
212
213 if (obj.offsetParent) {
214 while(obj) {
215 b.x += obj.offsetLeft;
216 b.y += obj.offsetTop;
217 obj = obj.offsetParent;
218 }
219 } else if (obj.x) {
220 b.x = obj.x;
221 b.y = obj.y;
222 }
223 return b;
224 },
225
226 /* Based on ppk (untested) */
227 getEventXY: function(e) {
228 var xpos = 0;
229 var ypos = 0;
230 e = e || window.event;
231 xpos = e.pageX || (e.clientX + document.body.scrollLeft +
232 document.documentElement.scrollLeft);
233 ypos = e.pageY || (e.clientY + document.body.scrollTop +
234 document.documentElement.scrollTop);
235 return {x: xpos, y: ypos};
236 },
237
238 drawText: function (sText, sId, add) {
239 if (!sId) sId = "debug";
240 var obj = document.getElementById(sId);
241 if (obj) {
242 if (add)
243 this.insertInHtml("<br/>" + sText, obj);
244 else
245 this.replaceInHtml(sText, obj);
246 }
247 },
248
249
250 selectRange: function (oObj /*:object*/, iStart /*:int*/, iLength /*:int*/) {
251 if (!(oObj && oObj.value)) return;
252
253 if (oObj.createTextRange) {
254 //use text ranges for Internet Explorer
255 var oRange = oObj.createTextRange();
256 oRange.moveStart("character", iStart);
257 oRange.moveEnd("character", iLength - oObj.value.length);
258 oRange.select();
259 } else if (oObj.setSelectionRange) {
260 //use setSelectionRange() for Mozilla
261 oObj.setSelectionRange(iStart, iLength);
262 }
263 //set focus back to the textbox
264 oObj.focus();
265 },
266
267 getSelection: function() {
268 var text = "";
269 if (window.getSelection) {
270 text += window.getSelection();
271 } else if (document.getSelection) {
272 text += document.getSelection();
273 } else if (document.selection){ //IE
274 text += document.selection.createRange().text;
275 }
276 return text;
277 },
278
279
280
281
282 // http://ejohn.org/apps/jselect/event.html
283 addEvent: function(obj, type, fn, b) {
284 if (obj.attachEvent) {
285 var name = "" + type + fn;
286 // name = name.substring(0, name.indexOf("\n")); // IE This doesn't work
287 obj["e" + name] = fn;
288 obj[name] = function(){ obj["e" + name](window.event);}
289 obj.attachEvent("on" + type, obj[name]);
290 } else {
291 obj.addEventListener(type, fn, b);
292 return true;
293 }
294 },
295
296
297 removeEvent: function(obj, type, fn, b) {
298 if (obj.detachEvent) {
299 var name = "" + type + fn;
300 // name = name.substring(0, name.indexOf("\n")); //IE This doesn't work
301 if ("function" == typeof obj[name]) {
302 obj.detachEvent("on" + type, obj[name]);
303 obj[name] = null;
304 obj["e" + name] = null;
305 }
306 } else {
307 obj.removeEventListener(type, fn, b);
308 return true;
309 }
310 },
311
312 noBubbleEvent: function(e) {
313 if (e && e.stopPropagation) e.stopPropagation();
314 else window.event.cancelBubble = true;
315 },
316
317 targetEvent: function(e) {
318 if (e.srcElement == null) {
319 return e.target;
320 } else {
321 return window.event.srcElement;
322 }
323 },
324
325 preventDefault: function(e) {
326 if (e.preventDefault) e.preventDefault();
327 else window.event.returnValue = false;
328 },
329
330 relatedTarget: function(e) {
331 if (!e) var e = window.event;
332 if (e.relatedTarget) return e.relatedTarget;
333 else if (e.toElement) return e.toElement;
334 else if (e.fromElement) return e.fromElement;
335 },
336
337 readStyle: function(element, property) {
338 if (element.style[property]) {
339 return element.style[property];
340 } else if (element.currentStyle) {
341 return element.currentStyle[property];
342 } else if (document.defaultView && document.defaultView.getComputedStyle) {
343 var style = document.defaultView.getComputedStyle(element, null);
344 if (style) return style.getPropertyValue(property);
345 }
346 return "";
347 },
348
349
350 printObj: function (oObj, iLevel) {
351 var s = "";
352 var sIdent = "";
353 if (!iLevel) iLevel = 0;
354 for (var i = 0; i < iLevel; i++) {
355 sIdent += "__";
356 }
357 for (var i in oObj) {
358 var ss = [];
359 if ("string" == typeof oObj[i]) {
360 ss = oObj[i].split("<");
361 }
362 s += sIdent + " " + i + " : [" + (typeof oObj[i]) + "] : " + ss.join("&lt;") + "<br/>";
363 // if (oObj[i] && "object" == typeof oObj[i] && iLevel < 2) {
364 // s+= "<br/>-----" + typeof oObj[i] + " --- " + iLevel + "</br>";
365 // s += this.printObj(oObj[i], iLevel + 1);
366 // }
367 }
368 return s;
369 },
370
371 jsLoader: {
372 sBase: "", /* Base is this directory */
373 oLoaded: [],
374 load: function (aScripts) {
375
376 var oS = document.getElementsByTagName("script");
377 var k = 0;
378 for (var j = 0; j < oS.length; j++) {
379 if (oS[j].src == "") continue;
380 this.oLoaded[k++] = oS[j].src;
381 }
382
383 var oHead = document.getElementsByTagName("head")[0];
384
385 for (var i = 0; i < aScripts.length; i++) {
386 var sNewSrc = this.sBase + aScripts[i];
387 var oS = document.getElementsByTagName("script");
388 var b = true;
389 for (var j = 0; j < this.oLoaded.length; j++) {
390 if (sNewSrc == this.oLoaded[j]) {
391 // alert(sNewSrc + " : already loaded");
392 b = false;
393 }
394 }
395
396 if (b) {
397 var oScript = document.createElement("script");
398 oScript.src = sNewSrc;
399 oScript.setAttribute("type", "text/javascript");
400 oHead.appendChild(oScript);
401 this.oLoaded[this.oLoaded.length] = sNewSrc;
402 }
403 }
404 }
405 },
406
407 // Create an id that doesn't exist in this document
408 createNewId: function()
409 {
410 var newid = null
411
412 while (!newid || document.getElementById(newid)) {
413 newid = "XID" + Math.round(Math.random() * 65536).toString(16)
414 }
415 return newid
416 }
417
418 };
419
420
421 String.prototype.trimSpaces = function(trimMode) {
422 // 0 = trim begin and end
423 // 1 = trim begin only
424 // 2 = trim after only
425
426 var targetString = this;
427 var iPos = 0;
428 if (!trimMode) trimMode = 0;
429
430 if (trimMode==0 || trimMode==1) {
431 if (targetString.charAt(iPos)==" ") {
432 while(targetString.charAt(iPos)==" ") iPos++;
433 targetString = targetString.substr(iPos);
434 }
435 }
436
437 iPos = targetString.length-1;
438 if (trimMode==0 || trimMode==2) {
439 if (targetString.charAt(iPos) == " ") {
440 while(targetString.charAt(iPos) == " ") iPos--;
441 targetString = targetString.substr(0, iPos + 1);
442 }
443 }
444 return targetString;
445 }
446
447
448
449
450 /* Shortcuts */
451
452 // Get elements by Id's
453 function $() {
454 var elements = new Array();
455
456 for (var i = 0; i < arguments.length; i++) {
457 var element = arguments[i];
458 if (typeof element == 'string')
459 element = document.getElementById(element);
460
461 if (arguments.length == 1)
462 return element;
463
464 elements.push(element);
465 }
466
467 return elements;
468 }
469
470 // Get elements by AttributeValue for Attributename
471 // http://www.dustindiaz.com/top-ten-javascript/ (but has some errors)
472 function $C(attrValue, attrName, node, tag) {
473 //alert([attrValue, attrName, node, tag])
474 if ("*" == attrValue) {
475 return $AN(attrName, node, tag);
476 }
477 var oElements = new Array();
478 if (!node) node = document;
479 if (!tag) tag = '*';
480 if (!attrName) attrName = 'class';
481
482 var els = node.getElementsByTagName(tag);
483 var elsLen = els.length;
484 var pattern = new RegExp("(^|\\s)" + attrValue + "(\\s|$)");
485 var j = 0;
486 for (i = 0; i < elsLen; i++) {
487 if (attrName == "class" && pattern.test(els[i].className)) {
488 // IE behavior
489 // oElements.push(els[i]);
490 oElements[j++] = els[i];
491 } else if (pattern.test(els[i].getAttribute(attrName))) {
492 oElements[j++] = els[i];
493 // oElements.push(els[i]);
494 }
495 }
496 return oElements;
497 }
498
499
500 function $AN(attrName, node, tag) {
501 var oElements = new Array();
502 if (node == null) node = document;
503 if (tag == null)tag = '*';
504 var els = node.getElementsByTagName(tag);
505 for (i = 0; i < els.length; i++) {
506 if (els[i].getAttribute(attrName) != null) {
507 oElements.push(els[i]);
508 }
509 }
510 return oElements;
511 }
512
513 function dump(aMessage) {
514 var consoleService = Components.classes["@mozilla.org/consoleservice;1"]
515 .getService(Components.interfaces.nsIConsoleService);
516 consoleService.logStringMessage(aMessage);
517 }
518
519
520 // forEach iterators from Dean Edwards: http://dean.edwards.name/weblog/2006/07/enum/
521 // generic enumeration
522 Function.prototype.forEach = function(object, block, context) {
523 for (var key in object) {
524 if (typeof this.prototype[key] == "undefined") {
525 block.call(context, object[key], key, object);
526 }
527 }
528 };
529
530 // globally resolve forEach enumeration
531 var forEach = function(object, block, context) {
532 if (object) {
533 var resolve = Object; // default
534 if (object instanceof Function) {
535 // functions have a "length" property
536 resolve = Function;
537 } else if (object.forEach instanceof Function) {
538 // the object implements a custom forEach method so use that
539 object.forEach(block, context);
540 return;
541 } else if (typeof object.length == "number") {
542 // the object is array-like
543 resolve = Array;
544 }
545 resolve.forEach(object, block, context);
546 }
547 };
548
549 //
550 // Update Array class to JS 1.5 if not yet there.
551 //
552
553 // array-like enumeration
554 if (!Array.forEach) { // mozilla already supports this
555 Array.forEach = function(object, block, context) {
556 for (var i = 0; i < object.length; i++) {
557 block.call(context, object[i], i, object);
558 }
559 };
560 }
561
562 if (!Array.prototype.indexOf)
563 Array.prototype.indexOf = function(item, startIndex) {
564 var len = this.length;
565 if (startIndex == null)
566 startIndex = 0;
567 else if (startIndex < 0) {
568 startIndex += len;
569 if (startIndex < 0)
570 startIndex = 0;
571 }
572 for (var i = startIndex; i < len; i++) {
573 var val = this[i] || this.charAt && this.charAt(i);
574 if (val == item)
575 return i;
576 }
577 return -1;
578 };
579
580 if (!Array.prototype.lastIndexOf)
581 Array.prototype.lastIndexOf = function(item, startIndex) {
582 var len = this.length;
583 if (startIndex == null || startIndex >= len)
584 startIndex = len - 1;
585 else if (startIndex < 0)
586 startIndex += len;
587 for (var i = startIndex; i >= 0; i--) {
588 var val = this[i] || this.charAt && this.charAt(i);
589 if (val == item)
590 return i;
591 }
592 return -1;
593 };
594
595 if (!Array.prototype.map)
596 Array.prototype.map = function(func, thisVal) {
597 var len = this.length;
598 var ret = new Array(len);
599 for (var i = 0; i < len; i++)
600 ret[i] = func.call(thisVal, this[i] || this.charAt && this.charAt(i), i, this);
601 return ret;
602 };
603
604 if (!Array.prototype.filter)
605 Array.prototype.filter = function(func, thisVal) {
606 var len = this.length;
607 var ret = new Array();
608 for (var i = 0; i < len; i++) {
609 var val = this[i] || this.charAt && this.charAt(i);
610 if(func.call(thisVal, val, i, this))
611 ret[ret.length] = val;
612 }
613 return ret;
614 };
615
616 if (!Array.prototype.every)
617 Array.prototype.every = function(func, thisVal) {
618 var len = this.length;
619 for (var i = 0; i < len; i++)
620 if (!func.call(thisVal, this[i] || this.charAt && this.charAt(i), i, this))
621 return false;
622 return true;
623 };
624
625 if (!Array.prototype.some)
626 Array.prototype.some = function(func, thisVal) {
627 var len = this.length;
628 for (var i = 0; i < len; i++)
629 if (func.call(thisVal, this[i] || this.charAt && this.charAt(i), i, this))
630 return true;
631 return false;
632 };
633