events cleanup: fix tabs
git-svn-id: http://svn.openlayers.org/trunk/openlayers@2982 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
This commit is contained in:
euzuro
@@ -10,144 +10,144 @@
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*/
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OpenLayers.Event = {
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/** @final @type int */
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KEY_BACKSPACE: 8,
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/** @final @type int */
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KEY_BACKSPACE: 8,
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/** @final @type int */
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KEY_TAB: 9,
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/** @final @type int */
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KEY_TAB: 9,
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/** @final @type int */
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KEY_RETURN: 13,
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/** @final @type int */
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KEY_RETURN: 13,
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/** @final @type int */
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KEY_ESC: 27,
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/** @final @type int */
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KEY_ESC: 27,
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/** @final @type int */
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KEY_LEFT: 37,
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/** @final @type int */
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KEY_LEFT: 37,
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/** @final @type int */
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KEY_UP: 38,
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/** @final @type int */
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KEY_UP: 38,
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/** @final @type int */
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KEY_RIGHT: 39,
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/** @final @type int */
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KEY_RIGHT: 39,
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/** @final @type int */
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KEY_DOWN: 40,
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/** @final @type int */
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KEY_DOWN: 40,
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/** @final @type int */
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KEY_DELETE: 46,
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/** @final @type int */
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KEY_DELETE: 46,
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/**
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* @param {Event} event
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*
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* @returns The element that caused the alert
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* @type DOMElement
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*/
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element: function(event) {
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return event.target || event.srcElement;
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},
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/**
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* @param {Event} event
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*
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* @returns The element that caused the alert
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* @type DOMElement
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*/
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element: function(event) {
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return event.target || event.srcElement;
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},
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/**
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* @param {Event} event
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*
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* @returns Whether or not the event was the result of a left click
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* @type boolean
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*/
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isLeftClick: function(event) {
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return (((event.which) && (event.which == 1)) ||
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((event.button) && (event.button == 1)));
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},
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/**
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* @param {Event} event
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*
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* @returns Whether or not the event was the result of a left click
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* @type boolean
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*/
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isLeftClick: function(event) {
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return (((event.which) && (event.which == 1)) ||
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((event.button) && (event.button == 1)));
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},
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/**
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* @param {Event} event
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*
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* @returns
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* @type int
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*/
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pointerX: function(event) {
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return event.pageX || (event.clientX +
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(document.documentElement.scrollLeft || document.body.scrollLeft));
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},
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/**
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* @param {Event} event
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*
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* @returns
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* @type int
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*/
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pointerX: function(event) {
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return event.pageX || (event.clientX +
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(document.documentElement.scrollLeft || document.body.scrollLeft));
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},
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/**
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* @param {Event} event
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*
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* @returns
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* @type int
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*/
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pointerY: function(event) {
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return event.pageY || (event.clientY +
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(document.documentElement.scrollTop || document.body.scrollTop));
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},
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/**
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* @param {Event} event
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*
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* @returns
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* @type int
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*/
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pointerY: function(event) {
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return event.pageY || (event.clientY +
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(document.documentElement.scrollTop || document.body.scrollTop));
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},
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/** Stops an event from propagating. If the event's 'preventDefault'
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* property is set, then we prevent the default browser behaviour
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* (such as text selection, radio-button clicking, etc) from occurring
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*
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* @param {Event} event
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*/
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stop: function(event) {
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if (event.preventDefault) {
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event.preventDefault();
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event.stopPropagation();
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} else {
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event.returnValue = false;
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event.cancelBubble = true;
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}
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},
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/** Stops an event from propagating. If the event's 'preventDefault'
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* property is set, then we prevent the default browser behaviour
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* (such as text selection, radio-button clicking, etc) from occurring
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*
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* @param {Event} event
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*/
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stop: function(event) {
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if (event.preventDefault) {
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event.preventDefault();
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event.stopPropagation();
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} else {
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event.returnValue = false;
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event.cancelBubble = true;
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}
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},
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/**
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* @param {Event} event
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* @param {String} tagName
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*
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* @returns The first node with the given tagName, starting from the node
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* the event was triggered on and traversing the DOM upwards
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* @type DOMElement
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*/
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findElement: function(event, tagName) {
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var element = OpenLayers.Event.element(event);
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while (element.parentNode && (!element.tagName ||
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(element.tagName.toUpperCase() != tagName.toUpperCase())))
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element = element.parentNode;
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return element;
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},
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/**
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* @param {Event} event
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* @param {String} tagName
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*
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* @returns The first node with the given tagName, starting from the node
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* the event was triggered on and traversing the DOM upwards
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* @type DOMElement
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*/
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findElement: function(event, tagName) {
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var element = OpenLayers.Event.element(event);
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while (element.parentNode && (!element.tagName ||
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(element.tagName.toUpperCase() != tagName.toUpperCase())))
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element = element.parentNode;
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return element;
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},
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/** A hashtable cache of the event observers, keyed by element.id
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*
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* @type Object
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*/
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observers: false,
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/** A hashtable cache of the event observers, keyed by element.id
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*
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* @type Object
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*/
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observers: false,
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/**
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* @param {DOMElement} element
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* @param {String} name
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* @param {function} observer
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* @param {Boolean} useCapture
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*
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*/
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_observeAndCache: function(element, name, observer, useCapture) {
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if (!this.observers) this.observers = new Object();
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/**
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* @param {DOMElement} element
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* @param {String} name
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* @param {function} observer
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* @param {Boolean} useCapture
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*
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*/
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_observeAndCache: function(element, name, observer, useCapture) {
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if (!this.observers) this.observers = new Object();
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//if there is not yet a hash entry for this element, add one
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if (!this.observers[element.id]) {
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this.observers[element.id] = new Array();
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}
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//add a new observer to this element's list
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this.observers[element.id].push({
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'element': element,
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'name': name,
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'observer': observer,
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'useCapture': useCapture
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});
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//if there is not yet a hash entry for this element, add one
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if (!this.observers[element.id]) {
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this.observers[element.id] = new Array();
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}
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//add a new observer to this element's list
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this.observers[element.id].push({
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'element': element,
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'name': name,
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'observer': observer,
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'useCapture': useCapture
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});
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//add the actual browser event listener
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if (element.addEventListener) {
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element.addEventListener(name, observer, useCapture);
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} else if (element.attachEvent) {
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element.attachEvent('on' + name, observer);
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}
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},
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//add the actual browser event listener
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if (element.addEventListener) {
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element.addEventListener(name, observer, useCapture);
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} else if (element.attachEvent) {
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element.attachEvent('on' + name, observer);
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}
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},
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/** Given the id of an element to stop observing, cycle through the
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* element's cached observers, calling stopObserving on each one,
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@@ -188,24 +188,24 @@ OpenLayers.Event = {
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OpenLayers.Event.observers = false;
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},
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/**
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* @param {DOMElement || String} elementParam
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* @param {String} name
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* @param {function} observer
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* @param {Boolean} useCapture
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*
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*/
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observe: function(elementParam, name, observer, useCapture) {
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var element = OpenLayers.Util.getElement(elementParam);
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useCapture = useCapture || false;
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/**
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* @param {DOMElement || String} elementParam
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* @param {String} name
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* @param {function} observer
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* @param {Boolean} useCapture
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*
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*/
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observe: function(elementParam, name, observer, useCapture) {
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var element = OpenLayers.Util.getElement(elementParam);
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useCapture = useCapture || false;
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if (name == 'keypress' &&
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(navigator.appVersion.match(/Konqueror|Safari|KHTML/)
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|| element.attachEvent))
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name = 'keydown';
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if (name == 'keypress' &&
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(navigator.appVersion.match(/Konqueror|Safari|KHTML/)
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|| element.attachEvent))
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name = 'keydown';
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this._observeAndCache(element, name, observer, useCapture);
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},
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this._observeAndCache(element, name, observer, useCapture);
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},
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/**
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* @param {DOMElement || String} elementParam
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