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-rw-r--r--actionpack/lib/action_view/helpers/javascripts/prototype.js103
1 files changed, 55 insertions, 48 deletions
diff --git a/actionpack/lib/action_view/helpers/javascripts/prototype.js b/actionpack/lib/action_view/helpers/javascripts/prototype.js
index 2c201fd64c..c528a4956d 100644
--- a/actionpack/lib/action_view/helpers/javascripts/prototype.js
+++ b/actionpack/lib/action_view/helpers/javascripts/prototype.js
@@ -116,25 +116,6 @@ PeriodicalExecuter.prototype = {
}
}
}
-
-/*--------------------------------------------------------------------------*/
-
-function $() {
- var elements = new Array();
-
- for (var i = 0; i < arguments.length; i++) {
- var element = arguments[i];
- if (typeof element == 'string')
- element = document.getElementById(element);
-
- if (arguments.length == 1)
- return element;
-
- elements.push(element);
- }
-
- return elements;
-}
Object.extend(String.prototype, {
gsub: function(pattern, replacement) {
var result = '', source = this, match;
@@ -891,22 +872,48 @@ Ajax.PeriodicalUpdater.prototype = Object.extend(new Ajax.Base(), {
this.updater = new Ajax.Updater(this.container, this.url, this.options);
}
});
+function $() {
+ var results = [], element;
+ for (var i = 0; i < arguments.length; i++) {
+ element = arguments[i];
+ if (typeof element == 'string')
+ element = document.getElementById(element);
+ results.push(Element.extend(element));
+ }
+ return results.length < 2 ? results[0] : results;
+}
+
document.getElementsByClassName = function(className, parentElement) {
var children = ($(parentElement) || document.body).getElementsByTagName('*');
return $A(children).inject([], function(elements, child) {
if (child.className.match(new RegExp("(^|\\s)" + className + "(\\s|$)")))
- elements.push(child);
+ elements.push(Element.extend(child));
return elements;
});
}
/*--------------------------------------------------------------------------*/
-if (!window.Element) {
+if (!window.Element)
var Element = new Object();
+
+Element.extend = function(element) {
+ if (!element) return;
+
+ if (!element._extended && element.tagName && element != window) {
+ var methods = Element.Methods;
+ for (property in methods) {
+ var value = methods[property];
+ if (typeof value == 'function')
+ element[property] = value.bind(null, element);
+ }
+ }
+
+ element._extended = true;
+ return element;
}
-Object.extend(Element, {
+Element.Methods = {
visible: function(element) {
return $(element).style.display != 'none';
},
@@ -942,17 +949,17 @@ Object.extend(Element, {
setTimeout(function() {html.evalScripts()}, 10);
},
- replace: function(element, html) {
- element = $(element);
- if (element.outerHTML) {
- element.outerHTML = html.stripScripts();
- } else {
- var range = element.ownerDocument.createRange();
- range.selectNodeContents(element);
- element.parentNode.replaceChild(
- range.createContextualFragment(html.stripScripts()), element);
- }
- setTimeout(function() {html.evalScripts()}, 10);
+ replace: function(element, html) {
+ element = $(element);
+ if (element.outerHTML) {
+ element.outerHTML = html.stripScripts();
+ } else {
+ var range = element.ownerDocument.createRange();
+ range.selectNodeContents(element);
+ element.parentNode.replaceChild(
+ range.createContextualFragment(html.stripScripts()), element);
+ }
+ setTimeout(function() {html.evalScripts()}, 10);
},
getHeight: function(element) {
@@ -1093,7 +1100,9 @@ Object.extend(Element, {
element.style.overflow = element._overflow;
element._overflow = undefined;
}
-});
+}
+
+Object.extend(Element, Element.Methods);
var Toggle = new Object();
Toggle.display = Element.toggle;
@@ -1249,6 +1258,7 @@ Selector.prototype = {
switch (modifier) {
case '#': params.id = clause; break;
case '.': params.classNames.push(clause); break;
+ case '':
case undefined: params.tagName = clause.toUpperCase(); break;
default: abort(expr.inspect());
}
@@ -1276,8 +1286,8 @@ Selector.prototype = {
},
compileMatcher: function() {
- this.match = eval('function(element) { if (!element.tagName) return false; \
- return ' + this.buildMatchExpression() + ' }');
+ this.match = new Function('element', 'if (!element.tagName) return false; \
+ return ' + this.buildMatchExpression());
},
findElements: function(scope) {
@@ -1293,7 +1303,7 @@ Selector.prototype = {
var results = [];
for (var i = 0; i < scope.length; i++)
if (this.match(element = scope[i]))
- results.push(element);
+ results.push(Element.extend(element));
return results;
},
@@ -1317,7 +1327,7 @@ var Field = {
$(arguments[i]).value = '';
},
- focus: function(element) {
+ focus: function(element) {
$(element).focus();
},
@@ -1551,16 +1561,15 @@ Form.Observer.prototype = Object.extend(new Abstract.TimedObserver(), {
Abstract.EventObserver = function() {}
Abstract.EventObserver.prototype = {
- initialize: function() {
- this.element = $(arguments[0]);
- this.callback = arguments[1];
- this.trigger = arguments[2];
+ initialize: function(element, callback) {
+ this.element = $(element);
+ this.callback = callback;
this.lastValue = this.getValue();
if (this.element.tagName.toLowerCase() == 'form')
this.registerFormCallbacks();
else
- this.registerCallback(this.element, this.trigger);
+ this.registerCallback(this.element);
},
onElementEvent: function() {
@@ -1574,13 +1583,11 @@ Abstract.EventObserver.prototype = {
registerFormCallbacks: function() {
var elements = Form.getElements(this.element);
for (var i = 0; i < elements.length; i++)
- this.registerCallback(elements[i], this.trigger);
+ this.registerCallback(elements[i]);
},
- registerCallback: function(element, trigger) {
- if (trigger && element.type) {
- Event.observe(element, trigger, this.onElementEvent.bind(this));
- } else if (element.type) {
+ registerCallback: function(element) {
+ if (element.type) {
switch (element.type.toLowerCase()) {
case 'checkbox':
case 'radio':