8e80217e59
Former-commit-id:a02aeb236c[formerly9f19e3f712] [formerly06a8b51d6d[formerly 64fa9254b946eae7e61bbc3f513b7c3696c4f54f]] Former-commit-id:06a8b51d6dFormer-commit-id:3360eb6c5f
121 lines
No EOL
3.2 KiB
JavaScript
121 lines
No EOL
3.2 KiB
JavaScript
/**
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* This software is licensed under the Creative Commons Licence 2.5
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* http://creativecommons.org/licenses/by/2.5/
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*
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* addEvent written by Dean Edwards, 2005
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* with input from Tino Zijdel
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*
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* http://dean.edwards.name/weblog/2005/10/add-event/
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**/
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function addEvent(element, type, handler) {
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// assign each event handler a unique ID
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if (!handler.$$guid) handler.$$guid = addEvent.guid++;
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// create a hash table of event types for the element
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if (!element.events) element.events = {};
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// create a hash table of event handlers for each element/event pair
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var handlers = element.events[type];
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if (!handlers) {
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handlers = element.events[type] = {};
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// store the existing event handler (if there is one)
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if (element["on" + type]) {
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handlers[0] = element["on" + type];
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}
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}
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// store the event handler in the hash table
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handlers[handler.$$guid] = handler;
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// assign a global event handler to do all the work
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element["on" + type] = handleEvent;
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};
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// a counter used to create unique IDs
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addEvent.guid = 1;
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function removeEvent(element, type, handler) {
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// delete the event handler from the hash table
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if (element.events && element.events[type]) {
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delete element.events[type][handler.$$guid];
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}
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};
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function handleEvent(event) {
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var returnValue = true;
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// grab the event object (IE uses a global event object)
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event = event || fixEvent(window.event);
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// get a reference to the hash table of event handlers
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var handlers = this.events[event.type];
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// execute each event handler
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for (var i in handlers) {
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this.$$handleEvent = handlers[i];
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if (this.$$handleEvent(event) === false) {
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returnValue = false;
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}
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}
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return returnValue;
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};
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function fixEvent(event) {
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// add W3C standard event methods
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event.preventDefault = fixEvent.preventDefault;
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event.stopPropagation = fixEvent.stopPropagation;
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return event;
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};
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fixEvent.preventDefault = function() {
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this.returnValue = false;
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};
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fixEvent.stopPropagation = function() {
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this.cancelBubble = true;
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};
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// end from Dean Edwards
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/**
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* Creates an Element for insertion into the DOM tree.
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* From http://simon.incutio.com/archive/2003/06/15/javascriptWithXML
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*
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* @param element the element type to be created.
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* e.g. ul (no angle brackets)
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**/
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function createElement(element) {
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if (typeof document.createElementNS != 'undefined') {
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return document.createElementNS('http://www.w3.org/1999/xhtml', element);
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}
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if (typeof document.createElement != 'undefined') {
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return document.createElement(element);
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}
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return false;
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}
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/**
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* "targ" is the element which caused this function to be called
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* from http://www.quirksmode.org/js/events_properties.html
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**/
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function getEventTarget(e) {
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var targ;
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if (!e) {
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e = window.event;
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}
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if (e.target) {
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targ = e.target;
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} else if (e.srcElement) {
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targ = e.srcElement;
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}
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if (targ.nodeType == 3) { // defeat Safari bug
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targ = targ.parentNode;
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}
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return targ;
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}
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function confirmAction(id, url) {
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//TODO i18n messages
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var select = document.getElementById(id);
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var selectedIndex = select.selectedIndex;
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if (select.selectedIndex == 0) {
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alert("Please select a value");
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return;
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}
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var value = select.options[selectedIndex].value;
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url = url.replace(/%target%/gi, value);
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if (confirm("Are you sure?"))
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location.href=url;
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} |