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Added script.aculo.us Javascripts (controls.js, dragdrop.js, effects.js) (NEEDS MORE DESCRIPTION) #1509 [Thomas Fuchs]

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git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@1522 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
This commit is contained in:
David Heinemeier Hansson 2005-06-26 12:03:43 +00:00
parent 66d99c913e
commit 7da736f929
7 changed files with 1559 additions and 190 deletions
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2
actionpack/CHANGELOG
View file

@ -1,5 +1,7 @@
*SVN*
* Added script.aculo.us Javascripts (controls.js, dragdrop.js, effects.js) (NEEDS MORE DESCRIPTION) #1509 [Thomas Fuchs]
* Fixed prototype to consider all fields it doesn't know as text (such as Safari's search) just like the browser in its serialization #1497 [Sean Treadway]
* Improved performance of Routes generation by a factor of 5 #1434 [Nicholas Seckar]

123
actionpack/lib/action_view/helpers/javascript_helper.rb
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@ -16,7 +16,8 @@ module ActionView
# the use of form_remote_tag.
module JavascriptHelper
unless const_defined? :CALLBACKS
CALLBACKS = [:uninitialized, :loading, :loaded, :interactive, :complete]
CALLBACKS = [ :uninitialized, :loading, :loaded, :interactive, :complete ]
AJAX_OPTIONS = [ :url, :asynchronous, :method, :insertion, :form, :with ].concat(CALLBACKS)
JAVASCRIPT_PATH = File.join(File.dirname(__FILE__), 'javascripts')
end
@ -146,8 +147,10 @@ module ActionView
return function
end
# Includes the Action Pack Javascript library inside a single <script>
# tag.
# Includes the Action Pack Javascript libraries inside a single <script>
# tag. The function first includes prototype.js and then its core extensions,
# (determined by filenames starting with "prototype").
# Afterwards, any additional scripts will be included in random order.
#
# Note: The recommended approach is to copy the contents of
# lib/action_view/helpers/javascripts/ into your application's
@ -155,12 +158,22 @@ module ActionView
# create remote <script> links.
def define_javascript_functions
javascript = '<script type="text/javascript">'
Dir.glob(File.join(JAVASCRIPT_PATH, '*')).each { |filename| javascript << "\n" << IO.read(filename) }
# load prototype.js and its extensions first
prototype_libs = Dir.glob(File.join(JAVASCRIPT_PATH, 'prototype*')).sort.reverse
prototype_libs.each do |filename|
javascript << "\n" << IO.read(filename)
end
# load other librairies
(Dir.glob(File.join(JAVASCRIPT_PATH, '*')) - prototype_libs).each do |filename|
javascript << "\n" << IO.read(filename)
end
javascript << '</script>'
end
# Observes the field with the DOM ID specified by +field_id+ and makes
# an Ajax when its contents have changed.
# an Ajax call when its contents have changed.
#
# Required +options+ are:
# <tt>:frequency</tt>:: The frequency (in seconds) at which changes to
@ -190,13 +203,111 @@ module ActionView
def observe_form(form_id, options = {})
build_observer('Form.Observer', form_id, options)
end
# Adds Ajax autocomplete functionality to the text input field with the
# DOM ID specified by +field_id+.
#
# This function expects that the called action returns a HTML <ul> list,
# or nothing if no entries should be displayed for autocompletion.
#
# Required +options+ are:
# <tt>:url</tt>:: Specifies the DOM ID of the element whose
# innerHTML should be updated with the autocomplete
# entries returned by XMLHttpRequest.
#
# Addtional +options+ are:
# <tt>:update</tt>:: Specifies the DOM ID of the element whose
# innerHTML should be updated with the autocomplete
# entries returned by the Ajax request.
# Defaults to field_id + '_autocomplete'
# <tt>:with</tt>:: A Javascript expression specifying the
# parameters for the XMLHttpRequest. This defaults
# to 'value', which in the evaluated context
# refers to the new field value.
# <tt>:indicator</tt>:: Specifies the DOM ID of an elment which will be
# displayed while autocomplete is running.
#
def remote_autocomplete(field_id, options = {})
function = "new Ajax.Autocompleter("
function << "'#{field_id}', "
function << "'" + (options[:update] || "#{field_id}_autocomplete") + "', "
function << "'#{url_for(options[:url])}'"
js_options = {}
js_options[:callback] = "function(element, value) {return #{options[:with]}}" if options[:with]
js_options[:indicator] = "'#{options[:indicator]}'" if options[:indicator]
function << (', ' + options_for_javascript(js_options) + ')')
javascript_tag(function)
end
# Use this method in your view to generate a return for the Ajax automplete requests.
#
# Example Action:
# @items = Item.find(:all, :conditions => [ 'LOWER(description) LIKE ?',
# '%' + params[:for].downcase + '%' ], 'description ASC')
# render :layout => false
#
# Example View:
# <%= autocomplete_responder @items, 'description' %>
def autocomplete_responder(entries, field, phrase = nil)
"<ul>#{entries.map { |entry| '<li>' + (phrase ? highlight(entry[field],phrase) : h(entry[field])) + '</li>' }.join}</ul>" if entries
end
# Returns a JavaScript snippet to be used on the Ajax callbacks for starting
# visual effects.
#
# Example:
# <%= link_to_remote "Reload", :update => "posts",
# :url => { :action => "reload" },
# :complete => visual_effect(:highlight, "posts", :duration => 0.5 )
#
# You can change the behaviour with various options, see
# http://script.aculo.us for more documentation.
def visual_effect(name, element_id, js_options = {})
"new Effect.#{name.to_s.capitalize}('#{element_id}',#{options_for_javascript(js_options)});"
end
# Makes the element with the DOM ID specified by +element_id+ sortable
# by drag-and-drop and make an Ajax call whenever the sort order has
# changed. By default, the action called gets the serialized sortable
# element as parameters.
#
# Example:
# <%= remote_sortable("my_list", :url => { :action => "order" }) %>
#
# In the example, the action gets a "my_list" array parameter
# containing the values of the ids of elements the sortable consists
# of, in the current order.
#
# You can change the behaviour with various options, see
# http://script.aculo.us for more documentation.
#
def remote_sortable(element_id, options = {})
options[:with] ||= "Sortable.serialize('#{element_id}')"
options[:onUpdate] ||= "function(){" + remote_function(options) + "}"
options.delete_if { |key, value| AJAX_OPTIONS.include?(key) }
javascript_tag("Sortable.create('#{element_id}', #{options_for_javascript(options)})")
end
# Escape carrier returns and single and double quotes for Javascript segments.
def escape_javascript(javascript)
(javascript || '').gsub(/\r\n|\n|\r/, "\\n").gsub(/["']/) { |m| "\\#{m}" }
end
# Returns a Javascript tag with the +content+ inside. Example:
# javascript_tag "alert('All is good')" # => <script type="text/javascript">alert('All is good')</script>
def javascript_tag(content)
content_tag("script", content, :type => "text/javascript")
end
private
def options_for_javascript(options)
'{' + options.map {|k, v| "#{k}:#{v}"}.join(', ') + '}'
end
def options_for_ajax(options)
js_options = build_callbacks(options)
@ -210,7 +321,7 @@ module ActionView
js_options['parameters'] = options[:with]
end
'{' + js_options.map {|k, v| "#{k}:#{v}"}.join(', ') + '}'
options_for_javascript(js_options)
end
def method_option_to_s(method)

218
actionpack/lib/action_view/helpers/javascripts/controls.js vendored Normal file
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@ -0,0 +1,218 @@
// Copyright (c) 2005 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Ajax.Autocompleter = Class.create();
Ajax.Autocompleter.prototype = (new Ajax.Base()).extend({
initialize: function(element, update, url, options) {
this.element = $(element);
this.update = $(update);
this.has_focus = false;
this.changed = false;
this.active = false;
this.index = 0;
this.entry_count = 0;
this.url = url;
this.setOptions(options);
this.options.asynchronous = true;
this.options.onComplete = this.onComplete.bind(this)
this.options.frequency = this.options.frequency || 0.4;
this.options.min_chars = this.options.min_chars || 1;
this.options.method = 'post';
if(this.options.indicator)
this.indicator = $(this.options.indicator);
this.observer = null;
Event.observe(this.element, "keypress", this.onKeyPress.bindAsEventListener(this));
Event.observe(document, "click", this.onBlur.bindAsEventListener(this));
},
show: function() {
Element.show(this.update);
if(!this.iefix && (navigator.appVersion.indexOf('MSIE')>0)) {
new Insertion.Before(this.update,
'<iframe id="' + this.update.id + '_iefix" style="display:none;" src="javascript:false;" frameborder="0" scrolling="no"></iframe>');
this.iefix = $(this.update.id+'_iefix');
this.iefix.style.position = 'absolute';
this.iefix.style.zIndex = 1;
this.update.style.zIndex = 2;
}
if(this.iefix) {
Position.clone(this.update, this.iefix);
Element.show(this.iefix);
}
},
hide: function() {
if(this.iefix) Element.hide(this.iefix);
Element.hide(this.update);
},
startIndicator: function() {
if(this.indicator) Element.show(this.indicator);
},
stopIndicator: function() {
if(this.indicator) Element.hide(this.indicator);
},
onObserverEvent: function() {
this.changed = false;
if(this.element.value.length>=this.options.min_chars) {
this.startIndicator();
this.options.parameters = this.options.callback ?
this.options.callback(this.element, Form.Element.getValue(this.element)) :
Form.Element.getValue(this.element);
new Ajax.Request(this.url, this.options);
} else {
this.active = false;
this.hide();
}
},
onComplete: function(request) {
if(!this.changed) {
this.update.innerHTML = request.responseText;
if(this.update.firstChild && this.update.firstChild.childNodes) {
this.entry_count =
this.update.firstChild.childNodes.length;
for (var i = 0; i < this.entry_count; i++) {
entry = this.get_entry(i);
entry.autocompleteIndex = i;
Event.observe(entry, "mouseover", this.onHover.bindAsEventListener(this));
Event.observe(entry, "click", this.onClick.bindAsEventListener(this));
}
} else {
this.entry_count = 0;
}
this.stopIndicator();
this.index = 0;
this.render();
}
},
onKeyPress: function(event) {
if(this.active)
switch(event.keyCode) {
case Event.KEY_TAB:
case Event.KEY_RETURN:
this.select_entry();
Event.stop(event);
case Event.KEY_ESC:
this.hide();
this.active = false;
return;
case Event.KEY_LEFT:
case Event.KEY_RIGHT:
return;
case Event.KEY_UP:
this.mark_previous();
this.render();
return;
case Event.KEY_DOWN:
this.mark_next();
this.render();
return;
}
else
if(event.keyCode==Event.KEY_TAB || event.keyCode==Event.KEY_RETURN)
return;
this.changed = true;
this.has_focus = true;
if(this.observer) clearTimeout(this.observer);
this.observer =
setTimeout(this.onObserverEvent.bind(this), this.options.frequency*1000);
},
onHover: function(event) {
element = Event.findElement(event, 'LI');
if(this.index != element.autocompleteIndex)
{
this.index = element.autocompleteIndex;
this.render();
}
},
onClick: function(event) {
element = Event.findElement(event, 'LI');
this.index = element.autocompleteIndex;
this.select_entry();
},
onBlur: function(event) {
element = Event.element(event);
if(element==this.update) return;
while(element.parentNode)
{ element = element.parentNode; if(element==this.update) return; }
this.hide();
this.active = false;
},
render: function() {
if(this.entry_count > 0) {
for (var i = 0; i < this.entry_count; i++)
this.index==i ?
Element.Class.add(this.get_entry(i),"selected") :
Element.Class.remove(this.get_entry(i),"selected");
if(this.has_focus) {
if(this.get_current_entry().scrollIntoView)
this.get_current_entry().scrollIntoView(false);
this.show();
this.active = true;
}
} else this.hide();
},
mark_previous: function() {
if(this.index > 0) this.index--
else this.index = this.entry_count-1;
},
mark_next: function() {
if(this.index < this.entry_count-1) this.index++
else this.index = 0;
},
get_entry: function(index) {
return this.update.firstChild.childNodes[index];
},
get_current_entry: function() {
return this.get_entry(this.index);
},
select_entry: function() {
this.hide();
this.active = false;
value = Text.decodeHTML(Element.collectTextNodesIgnoreClass(this.get_current_entry(), 'informal'));
this.element.value = value;
this.element.focus();
}
});

385
actionpack/lib/action_view/helpers/javascripts/dragdrop.js vendored Normal file
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@ -0,0 +1,385 @@
// Copyright (c) 2005 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
//
// Element.Class part Copyright (c) 2005 by Rick Olson
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
/*--------------------------------------------------------------------------*/
var Droppables = {
drops: false,
include_scroll_offsets: false,
add: function(element) {
var element = $(element);
var options = {
greedy: true,
hoverclass: null
}.extend(arguments[1] || {});
// cache containers
if(options.containment) {
options._containers = new Array();
var containment = options.containment;
if((typeof containment == 'object') &&
(containment.constructor == Array)) {
for(var i=0; i<containment.length; i++)
options._containers.push($(containment[i]));
} else {
options._containers.push($(containment));
}
options._containers_length =
options._containers.length-1;
}
if(element.style.position=='') //fix IE
element.style.position = 'relative';
// activate the droppable
element.droppable = options;
if(!this.drops) this.drops = [];
this.drops.push(element);
},
is_contained: function(element, drop) {
var containers = drop.droppable._containers;
var parentNode = element.parentNode;
var i = drop.droppable._containers_length;
do { if(parentNode==containers[i]) return true; } while (i--);
return false;
},
is_affected: function(pX, pY, element, drop) {
return (
(drop!=element) &&
((!drop.droppable._containers) ||
this.is_contained(element, drop)) &&
((!drop.droppable.accept) ||
(Element.Class.has_any(element, drop.droppable.accept))) &&
Position.within(drop, pX, pY) );
},
deactivate: function(drop) {
Element.Class.remove(drop, drop.droppable.hoverclass);
this.last_active = null;
},
activate: function(drop) {
if(this.last_active) this.deactivate(this.last_active);
if(drop.droppable.hoverclass) {
Element.Class.add(drop, drop.droppable.hoverclass);
this.last_active = drop;
}
},
show: function(event, element) {
if(!this.drops) return;
var pX = Event.pointerX(event);
var pY = Event.pointerY(event);
if(this.include_scroll_offsets) Position.prepare();
var i = this.drops.length-1; do {
var drop = this.drops[i];
if(this.is_affected(pX, pY, element, drop)) {
if(drop.droppable.onHover)
drop.droppable.onHover(
element, drop, Position.overlap(drop.droppable.overlap, drop));
if(drop.droppable.greedy) {
this.activate(drop);
return;
}
}
} while (i--);
},
fire: function(event, element) {
if(!this.drops) return;
var pX = Event.pointerX(event);
var pY = Event.pointerY(event);
if(this.include_scroll_offsets) Position.prepare();
var i = this.drops.length-1; do {
var drop = this.drops[i];
if(this.is_affected(pX, pY, element, drop))
if(drop.droppable.onDrop)
drop.droppable.onDrop(element);
} while (i--);
},
reset: function() {
if(this.last_active)
this.deactivate(this.last_active);
}
}
Draggables = {
observers: new Array(),
addObserver: function(observer) {
this.observers.push(observer);
},
notify: function(eventName) { // 'onStart', 'onEnd'
for(var i = 0; i < this.observers.length; i++)
this.observers[i][eventName]();
}
}
/*--------------------------------------------------------------------------*/
Draggable = Class.create();
Draggable.prototype = {
initialize: function(element) {
var options = {
handle: false,
starteffect: function(element) {
new Effect2.Opacity(element, {duration:0.2, from:1.0, to:0.7});
},
reverteffect: function(element, top_offset, left_offset) {
new Effect2.MoveBy(element, -top_offset, -left_offset, {duration:0.4});
},
endeffect: function(element) {
new Effect2.Opacity(element, {duration:0.2, from:0.7, to:1.0});
},
zindex: 1000
}.extend(arguments[1] || {});
this.element = $(element);
this.element.drag = this;
this.handle = options.handle ? $(options.handle) : this.element;
this.offsetX = 0;
this.offsetY = 0;
this.originalLeft = this.currentLeft();
this.originalTop = this.currentTop();
this.originalX = this.element.offsetLeft;
this.originalY = this.element.offsetTop;
this.originalZ = parseInt(this.element.style.zIndex || "0");
this.options = options;
this.active = false;
this.dragging = false;
Event.observe(this.handle, "mousedown", this.startDrag.bindAsEventListener(this));
Event.observe(document, "mouseup", this.endDrag.bindAsEventListener(this));
Event.observe(document, "mousemove", this.update.bindAsEventListener(this));
},
currentLeft: function() {
return parseInt(this.element.style.left || '0');
},
currentTop: function() {
return parseInt(this.element.style.top || '0')
},
startDrag: function(event) {
if(Event.isLeftClick(event)) {
this.active = true;
var style = this.element.style;
this.originalY = this.element.offsetTop - this.currentTop(); - this.originalTop;
this.originalX = this.element.offsetLeft - this.currentLeft(); - this.originalLeft;
this.offsetY = event.clientY - this.originalY - this.originalTop;
this.offsetX = event.clientX - this.originalX - this.originalLeft;
Event.stop(event);
}
},
endDrag: function(event) {
if(this.active && this.dragging) {
this.active = false;
this.dragging = false;
Droppables.fire(event, this.element);
Draggables.notify('onEnd');
if(this.options.revert && this.options.reverteffect) {
this.options.reverteffect(this.element,
this.currentTop()-this.originalTop,
this.currentLeft()-this.originalLeft);
} else {
this.originalLeft = this.currentLeft();
this.originalTop = this.currentTop();
}
this.element.style.zIndex = this.originalZ;
if(this.options.endeffect)
this.options.endeffect(this.element);
Droppables.reset();
Event.stop(event);
}
this.active = false;
this.dragging = false;
},
draw: function(event) {
var style = this.element.style;
this.originalX = this.element.offsetLeft - this.currentLeft() - this.originalLeft;
this.originalY = this.element.offsetTop - this.currentTop() - this.originalTop;
if((!this.options.constraint) || (this.options.constraint=='horizontal'))
style.left = ((event.clientX - this.originalX) - this.offsetX) + "px";
if((!this.options.constraint) || (this.options.constraint=='vertical'))
style.top = ((event.clientY - this.originalY) - this.offsetY) + "px";
if(style.visibility=="hidden") style.visibility = ""; // fix gecko rendering
},
update: function(event) {
if(this.active) {
if(!this.dragging) {
var style = this.element.style;
this.dragging = true;
if(style.position=="") style.position = "relative";
style.zIndex = this.options.zindex;
Draggables.notify('onStart');
if(this.options.starteffect) this.options.starteffect(this.element);
}
Droppables.show(event, this.element);
this.draw(event);
if(this.options.change) this.options.change(this);
// fix AppleWebKit rendering
if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0);
Event.stop(event);
}
}
}
/*--------------------------------------------------------------------------*/
SortableObserver = Class.create();
SortableObserver.prototype = {
initialize: function(element, observer) {
this.element = $(element);
this.observer = observer;
this.lastValue = Sortable.serialize(this.element);
},
onStart: function() {
this.lastValue = Sortable.serialize(this.element);
},
onEnd: function() {
if(this.lastValue != Sortable.serialize(this.element))
this.observer(this.element)
}
}
Sortable = {
create: function(element) {
var element = $(element);
var options = {
tag: 'li', // assumes li children, override with tag: 'tagname'
overlap: 'vertical', // one of 'vertical', 'horizontal'
constraint: 'vertical', // one of 'vertical', 'horizontal', false
containment: element, // also takes array of elements (or id's); or false
handle: false, // or a CSS class
only: false,
hoverclass: null,
onChange: function() {},
onUpdate: function() {}
}.extend(arguments[1] || {});
element.sortable = options;
// build options for the draggables
var options_for_draggable = {
revert: true,
constraint: options.constraint,
handle: handle };
if(options.starteffect)
options_for_draggable.starteffect = options.starteffect;
if(options.reverteffect)
options_for_draggable.reverteffect = options.reverteffect;
if(options.endeffect)
options_for_draggable.endeffect = options.endeffect;
if(options.zindex)
options_for_draggable.zindex = options.zindex;
// build options for the droppables
var options_for_droppable = {
overlap: options.overlap,
containment: options.containment,
hoverclass: options.hoverclass,
onHover: function(element, dropon, overlap) {
if(overlap>0.5) {
if(dropon.previousSibling != element) {
var oldParentNode = element.parentNode;
element.style.visibility = "hidden"; // fix gecko rendering
dropon.parentNode.insertBefore(element, dropon);
if(dropon.parentNode!=oldParentNode && oldParentNode.sortable)
oldParentNode.sortable.onChange(element);
if(dropon.parentNode.sortable)
dropon.parentNode.sortable.onChange(element);
}
} else {
var nextElement = dropon.nextSibling || null;
if(nextElement != element) {
var oldParentNode = element.parentNode;
element.style.visibility = "hidden"; // fix gecko rendering
dropon.parentNode.insertBefore(element, nextElement);
if(dropon.parentNode!=oldParentNode && oldParentNode.sortable)
oldParentNode.sortable.onChange(element);
if(dropon.parentNode.sortable)
dropon.parentNode.sortable.onChange(element);
}
}
}
}
// fix for gecko engine
Element.cleanWhitespace(element);
// for onupdate
Draggables.addObserver(new SortableObserver(element, options.onUpdate));
// make it so
var elements = element.childNodes;
for (var i = 0; i < elements.length; i++)
if(elements[i].tagName && elements[i].tagName==options.tag.toUpperCase() &&
(!options.only || (Element.Class.has(elements[i], options.only)))) {
// handles are per-draggable
var handle = options.handle ?
Element.Class.childrenWith(elements[i], options.handle)[0] : elements[i];
new Draggable(elements[i], options_for_draggable.extend({ handle: handle }));
Droppables.add(elements[i], options_for_droppable);
}
},
serialize: function(element) {
var element = $(element);
var options = {
tag: element.sortable.tag,
only: element.sortable.only,
name: element.id
}.extend(arguments[1] || {});
var items = $(element).childNodes;
var queryComponents = new Array();
for(var i=0; i<items.length; i++)
if(items[i].tagName && items[i].tagName==options.tag.toUpperCase() &&
(!options.only || (Element.Class.has(items[i], options.only))))
queryComponents.push(
encodeURIComponent(options.name) + "[]=" +
encodeURIComponent(items[i].id.split("_")[1]));
return queryComponents.join("&");
}
}
/*--------------------------------------------------------------------------*/

557
actionpack/lib/action_view/helpers/javascripts/effects.js vendored Normal file
View file

@ -0,0 +1,557 @@
// Copyright (c) 2005 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
//
// Parts (c) 2005 Justin Palmer (http://encytemedia.com/)
// Parts (c) 2005 Mark Pilgrim (http://diveintomark.org/)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Effect = {}
Effect2 = Effect; // deprecated
/* ------------- transitions ------------- */
Effect.Transitions = {}
Effect.Transitions.linear = function(pos) {
return pos;
}
Effect.Transitions.sinoidal = function(pos) {
return (-Math.cos(pos*Math.PI)/2) + 0.5;
}
Effect.Transitions.reverse = function(pos) {
return 1-pos;
}
Effect.Transitions.flicker = function(pos) {
return ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random(0.25);
}
Effect.Transitions.wobble = function(pos) {
return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5;
}
Effect.Transitions.pulse = function(pos) {
return (Math.floor(pos*10) % 2 == 0 ?
(pos*10-Math.floor(pos*10)) : 1-(pos*10-Math.floor(pos*10)));
}
Effect.Transitions.none = function(pos) {
return 0;
}
Effect.Transitions.full = function(pos) {
return 1;
}
/* ------------- core effects ------------- */
Effect.Base = function() {};
Effect.Base.prototype = {
setOptions: function(options) {
this.options = {
transition: Effect.Transitions.sinoidal,
duration: 1.0, // seconds
fps: 25.0, // max. 100fps
sync: false, // true for combining
from: 0.0,
to: 1.0
}.extend(options || {});
},
start: function(options) {
this.setOptions(options || {});
this.currentFrame = 0;
this.startOn = new Date().getTime();
this.finishOn = this.startOn + (this.options.duration*1000);
if(this.options.beforeStart) this.options.beforeStart(this);
if(!this.options.sync) this.loop();
},
loop: function() {
timePos = new Date().getTime();
if(timePos >= this.finishOn) {
this.render(this.options.to);
if(this.finish) this.finish();
if(this.options.afterFinish) this.options.afterFinish(this);
return;
}
pos = (timePos - this.startOn) / (this.finishOn - this.startOn);
frame = Math.round(pos * this.options.fps * this.options.duration);
if(frame > this.currentFrame) {
this.render(pos);
this.currentFrame = frame;
}
this.timeout = setTimeout(this.loop.bind(this), 10);
},
render: function(pos) {
if(this.options.transition) pos = this.options.transition(pos);
pos = pos * (this.options.to-this.options.from);
pos += this.options.from;
if(this.options.beforeUpdate) this.options.beforeUpdate(this);
if(this.update) this.update(pos);
if(this.options.afterUpdate) this.options.afterUpdate(this);
},
cancel: function() {
if(this.timeout) clearTimeout(this.timeout);
}
}
Effect.Parallel = Class.create();
Effect.Parallel.prototype = (new Effect.Base()).extend({
initialize: function(effects) {
this.effects = effects || [];
this.start(arguments[1]);
},
update: function(position) {
for (var i = 0; i < this.effects.length; i++)
this.effects[i].render(position);
},
finish: function(position) {
for (var i = 0; i < this.effects.length; i++)
if(this.effects[i].finish) this.effects[i].finish(position);
}
});
Effect.Opacity = Class.create();
Effect.Opacity.prototype = (new Effect.Base()).extend({
initialize: function(element) {
this.element = $(element);
options = {
from: 0.0,
to: 1.0
}.extend(arguments[1] || {});
this.start(options);
},
update: function(position) {
this.setOpacity(position);
},
setOpacity: function(opacity) {
opacity = (opacity == 1) ? 0.99999 : opacity;
this.element.style.opacity = opacity;
this.element.style.filter = "alpha(opacity:"+opacity*100+")";
}
});
Effect.MoveBy = Class.create();
Effect.MoveBy.prototype = (new Effect.Base()).extend({
initialize: function(element, toTop, toLeft) {
this.element = $(element);
this.originalTop = parseFloat(this.element.style.top || '0');
this.originalLeft = parseFloat(this.element.style.left || '0');
this.toTop = toTop;
this.toLeft = toLeft;
if(this.element.style.position == "")
this.element.style.position = "relative";
this.start(arguments[3]);
},
update: function(position) {
topd = this.toTop * position + this.originalTop;
leftd = this.toLeft * position + this.originalLeft;
this.setPosition(topd, leftd);
},
setPosition: function(topd, leftd) {
this.element.style.top = topd + "px";
this.element.style.left = leftd + "px";
}
});
Effect.Scale = Class.create();
Effect.Scale.prototype = (new Effect.Base()).extend({
initialize: function(element, percent) {
this.element = $(element)
options = {
scaleX: true,
scaleY: true,
scaleContent: true,
scaleFromCenter: false,
scaleMode: 'box', // 'box' or 'contents' or {} with provided values
scaleFrom: 100.0
}.extend(arguments[2] || {});
this.originalTop = this.element.offsetTop;
this.originalLeft = this.element.offsetLeft;
if (this.element.style.fontSize=="") this.sizeEm = 1.0;
if (this.element.style.fontSize && this.element.style.fontSize.indexOf("em")>0)
this.sizeEm = parseFloat(this.element.style.fontSize);
this.factor = (percent/100.0) - (options.scaleFrom/100.0);
if(options.scaleMode=='box') {
this.originalHeight = this.element.clientHeight;
this.originalWidth = this.element.clientWidth;
} else
if(options.scaleMode=='contents') {
this.originalHeight = this.element.scrollHeight;
this.originalWidth = this.element.scrollWidth;
} else {
this.originalHeight = options.scaleMode.originalHeight;
this.originalWidth = options.scaleMode.originalWidth;
}
this.start(options);
},
update: function(position) {
currentScale = (this.options.scaleFrom/100.0) + (this.factor * position);
if(this.options.scaleContent && this.sizeEm)
this.element.style.fontSize = this.sizeEm*currentScale + "em";
this.setDimensions(
this.originalWidth * currentScale,
this.originalHeight * currentScale);
},
setDimensions: function(width, height) {
if(this.options.scaleX) this.element.style.width = width + 'px';
if(this.options.scaleY) this.element.style.height = height + 'px';
if(this.options.scaleFromCenter) {
topd = (height - this.originalHeight)/2;
leftd = (width - this.originalWidth)/2;
if(this.element.style.position=='absolute') {
if(this.options.scaleY) this.element.style.top = this.originalTop-topd + "px";
if(this.options.scaleX) this.element.style.left = this.originalLeft-leftd + "px";
} else {
if(this.options.scaleY) this.element.style.top = -topd + "px";
if(this.options.scaleX) this.element.style.left = -leftd + "px";
}
}
}
});
Effect.Highlight = Class.create();
Effect.Highlight.prototype = (new Effect.Base()).extend({
initialize: function(element) {
this.element = $(element);
// try to parse current background color as default for endcolor
// browser stores this as: "rgb(255, 255, 255)", convert to "#ffffff" format
var endcolor = "#ffffff";
var current = this.element.style.backgroundColor;
if(current && current.slice(0,4) == "rgb(") {
endcolor = "#";
var cols = current.slice(4,current.length-1).split(',');
var i=0; do { endcolor += parseInt(cols[i]).toColorPart() } while (++i<3); }
var options = {
startcolor: "#ffff99",
endcolor: endcolor
}.extend(arguments[1] || {});
// init color calculations
this.colors_base = [
parseInt(options.startcolor.slice(1,3),16),
parseInt(options.startcolor.slice(3,5),16),
parseInt(options.startcolor.slice(5),16) ];
this.colors_delta = [
parseInt(options.endcolor.slice(1,3),16)-this.colors_base[0],
parseInt(options.endcolor.slice(3,5),16)-this.colors_base[1],
parseInt(options.endcolor.slice(5),16)-this.colors_base[2] ];
this.start(options);
},
update: function(position) {
var colors = [
Math.round(this.colors_base[0]+(this.colors_delta[0]*position)),
Math.round(this.colors_base[1]+(this.colors_delta[1]*position)),
Math.round(this.colors_base[2]+(this.colors_delta[2]*position)) ];
this.element.style.backgroundColor = "#" +
colors[0].toColorPart() + colors[1].toColorPart() + colors[2].toColorPart();
}
});
/* ------------- prepackaged effects ------------- */
Effect.Fade = function(element) {
options = {
from: 1.0,
to: 0.0,
afterFinish: function(effect)
{ Element.hide(effect.element);
effect.setOpacity(1); }
}.extend(arguments[1] || {});
new Effect.Opacity(element,options);
}
Effect.Appear = function(element) {
options = {
from: 0.0,
to: 1.0,
beforeStart: function(effect)
{ effect.setOpacity(0);
Element.show(effect.element); },
afterUpdate: function(effect)
{ Element.show(effect.element); }
}.extend(arguments[1] || {});
new Effect.Opacity(element,options);
}
Effect.Puff = function(element) {
new Effect.Parallel(
[ new Effect.Scale(element, 200, { sync: true, scaleFromCenter: true }),
new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0 } ) ],
{ duration: 1.0,
afterUpdate: function(effect)
{ effect.effects[0].element.style.position = 'absolute'; },
afterFinish: function(effect)
{ Element.hide(effect.effects[0].element); }
}
);
}
Effect.BlindUp = function(element) {
$(element).style.overflow = 'hidden';
new Effect.Scale(element, 0,
{ scaleContent: false,
scaleX: false,
afterFinish: function(effect)
{ Element.hide(effect.element) }
}.extend(arguments[1] || {})
);
}
Effect.BlindDown = function(element) {
$(element).style.height = '0px';
$(element).style.overflow = 'hidden';
Element.show(element);
new Effect.Scale(element, 100,
{ scaleContent: false,
scaleX: false,
scaleMode: 'contents',
scaleFrom: 0
}.extend(arguments[1] || {})
);
}
Effect.SwitchOff = function(element) {
new Effect.Appear(element,
{ duration: 0.4,
transition: Effect.Transitions.flicker,
afterFinish: function(effect)
{ effect.element.style.overflow = 'hidden';
new Effect.Scale(effect.element, 1,
{ duration: 0.3, scaleFromCenter: true,
scaleX: false, scaleContent: false,
afterUpdate: function(effect) {
if(effect.element.style.position=="")
effect.element.style.position = 'relative'; },
afterFinish: function(effect) { Element.hide(effect.element); }
} )
}
} )
}
Effect.DropOut = function(element) {
new Effect.Parallel(
[ new Effect.MoveBy(element, 100, 0, { sync: true }),
new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0 } ) ],
{ duration: 0.5,
afterFinish: function(effect)
{ Element.hide(effect.effects[0].element); }
});
}
Effect.Shake = function(element) {
new Effect.MoveBy(element, 0, 20,
{ duration: 0.05, afterFinish: function(effect) {
new Effect.MoveBy(effect.element, 0, -40,
{ duration: 0.1, afterFinish: function(effect) {
new Effect.MoveBy(effect.element, 0, 40,
{ duration: 0.1, afterFinish: function(effect) {
new Effect.MoveBy(effect.element, 0, -40,
{ duration: 0.1, afterFinish: function(effect) {
new Effect.MoveBy(effect.element, 0, 40,
{ duration: 0.1, afterFinish: function(effect) {
new Effect.MoveBy(effect.element, 0, -20,
{ duration: 0.05, afterFinish: function(effect) {
}}) }}) }}) }}) }}) }});
}
Effect.SlideDown = function(element) {
$(element).style.height = '0px';
$(element).style.overflow = 'hidden';
$(element).firstChild.style.position = 'relative';
Element.show(element);
new Effect.Scale(element, 100,
{ scaleContent: false,
scaleX: false,
scaleMode: 'contents',
scaleFrom: 0,
afterUpdate: function(effect)
{ effect.element.firstChild.style.bottom =
(effect.originalHeight - effect.element.clientHeight) + 'px'; }
}.extend(arguments[1] || {})
);
}
Effect.SlideUp = function(element) {
$(element).style.overflow = 'hidden';
$(element).firstChild.style.position = 'relative';
Element.show(element);
new Effect.Scale(element, 0,
{ scaleContent: false,
scaleX: false,
afterUpdate: function(effect)
{ effect.element.firstChild.style.bottom =
(effect.originalHeight - effect.element.clientHeight) + 'px'; },
afterFinish: function(effect)
{ Element.hide(effect.element); }
}.extend(arguments[1] || {})
);
}
Effect.Squish = function(element) {
new Effect.Scale(element, 0,
{ afterFinish: function(effect) { Element.hide(effect.element); } });
}
Effect.Grow = function(element) {
element = $(element);
var options = arguments[1] || {};
var originalWidth = element.clientWidth;
var originalHeight = element.clientHeight;
element.style.overflow = 'hidden';
Element.show(element);
var direction = options.direction || 'center';
var moveTransition = options.moveTransition || Effect.Transitions.sinoidal;
var scaleTransition = options.scaleTransition || Effect.Transitions.sinoidal;
var opacityTransition = options.opacityTransition || Effect.Transitions.full;
var initialMoveX, initialMoveY;
var moveX, moveY;
switch (direction) {
case 'top-left':
initialMoveX = initialMoveY = moveX = moveY = 0;
break;
case 'top-right':
initialMoveX = originalWidth;
initialMoveY = moveY = 0;
moveX = -originalWidth;
break;
case 'bottom-left':
initialMoveX = moveX = 0;
initialMoveY = originalHeight;
moveY = -originalHeight;
break;
case 'bottom-right':
initialMoveX = originalWidth;
initialMoveY = originalHeight;
moveX = -originalWidth;
moveY = -originalHeight;
break;
case 'center':
initialMoveX = originalWidth / 2;
initialMoveY = originalHeight / 2;
moveX = -originalWidth / 2;
moveY = -originalHeight / 2;
break;
}
new Effect.MoveBy(element, initialMoveY, initialMoveX, {
duration: 0.01,
beforeUpdate: function(effect) { $(element).style.height = '0px'; },
afterFinish: function(effect) {
new Effect.Parallel(
[ new Effect.Opacity(element, { sync: true, to: 1.0, from: 0.0, transition: opacityTransition }),
new Effect.MoveBy(element, moveY, moveX, { sync: true, transition: moveTransition }),
new Effect.Scale(element, 100, {
scaleMode: { originalHeight: originalHeight, originalWidth: originalWidth },
sync: true, scaleFrom: 0, scaleTo: 100, transition: scaleTransition })],
options); }
});
}
Effect.Shrink = function(element) {
element = $(element);
var options = arguments[1] || {};
var originalWidth = element.clientWidth;
var originalHeight = element.clientHeight;
element.style.overflow = 'hidden';
Element.show(element);
var direction = options.direction || 'center';
var moveTransition = options.moveTransition || Effect.Transitions.sinoidal;
var scaleTransition = options.scaleTransition || Effect.Transitions.sinoidal;
var opacityTransition = options.opacityTransition || Effect.Transitions.none;
var moveX, moveY;
switch (direction) {
case 'top-left':
moveX = moveY = 0;
break;
case 'top-right':
moveX = originalWidth;
moveY = 0;
break;
case 'bottom-left':
moveX = 0;
moveY = originalHeight;
break;
case 'bottom-right':
moveX = originalWidth;
moveY = originalHeight;
break;
case 'center':
moveX = originalWidth / 2;
moveY = originalHeight / 2;
break;
}
new Effect.Parallel(
[ new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0, transition: opacityTransition }),
new Effect.Scale(element, 0, { sync: true, transition: moveTransition }),
new Effect.MoveBy(element, moveY, moveX, { sync: true, transition: scaleTransition }) ],
options);
}
Effect.Pulsate = function(element) {
var options = arguments[1] || {};
var transition = options.transition || Effect.Transitions.sinoidal;
var reverser = function(pos){ return transition(1-Effect.Transitions.pulse(pos)) };
reverser.bind(transition);
new Effect.Opacity(element,
{ duration: 3.0,
afterFinish: function(effect) { Element.show(effect.element); }
}.extend(options).extend({transition: reverser}));
}
Effect.Fold = function(element) {
$(element).style.overflow = 'hidden';
new Effect2.Scale(element, 5, {
scaleContent: false,
scaleTo: 100,
scaleX: false,
afterFinish: function(effect) {
new Effect.Scale(element, 1, {
scaleContent: false,
scaleTo: 0,
scaleY: false,
afterFinish: function(effect) { Element.hide(effect.element) } });
}}.extend(arguments[1] || {}));
}
// old: new Effect.ContentZoom(element, percent)
// new: Element.setContentZoom(element, percent)
Element.setContentZoom = function(element, percent) {
var element = $(element);
var sizeEm = 1.0;
if (element.style.fontSize.indexOf("em")>0)
sizeEm = parseFloat(element.style.fontSize);
element.style.fontSize = sizeEm*(percent/100) + "em";
if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0);
}

440
actionpack/lib/action_view/helpers/javascripts/prototype.js vendored
View file

@ -559,205 +559,279 @@ Insertion.After.prototype = (new Abstract.Insertion('afterEnd')).extend({
}
});
// === Prototype Extension ====================================================
// Copyright (c) 2005 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
//
// Element.Class part Copyright (c) 2005 by Rick Olson
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
var Event = {
KEY_BACKSPACE: 8,
KEY_TAB: 9,
KEY_RETURN: 13,
KEY_ESC: 27,
KEY_LEFT: 37,
KEY_UP: 38,
KEY_RIGHT: 39,
KEY_DOWN: 40,
KEY_DELETE: 46,
element: function(event) {
return event.srcElement || event.currentTarget;
},
isLeftClick: function(event) {
return (((event.which) && (event.which == 1)) ||
((event.button) && (event.button == 1)));
},
pointerX: function(event) {
return event.pageX || (event.clientX + (document.documentElement.scrollLeft || document.body.scrollLeft));
},
pointerY: function(event) {
return event.pageY || (event.clientY + (document.documentElement.scrollTop || document.body.scrollTop));
},
stop: function(event) {
if(event.preventDefault)
{ event.preventDefault(); event.stopPropagation(); }
else
event.returnValue = false;
},
// find the first node with the given tagName, starting from the
// node the event was triggered on, traverses the DOM upwards
findElement: function(event, tagName) {
element = Event.element(event);
while(element.tagName.toUpperCase() != tagName.toUpperCase() && element.parentNode)
element = element.parentNode;
return element;
},
observe: function(element, name, observer) {
if(name=='keypress') {
if(navigator.appVersion.indexOf('AppleWebKit')>0)
{ $(element).addEventListener("keydown",observer,false); return; }
if($(element).addEventListener) $(element).addEventListener("keypress",observer,false)
else if($(element).attachEvent) $(element).attachEvent("onkeydown",observer);
} else {
if($(element).addEventListener) $(element).addEventListener(name,observer,false)
else if($(element).attachEvent) $(element).attachEvent("on" + name,observer);
}
}
}
/*--------------------------------------------------------------------------*/
var Effect = new Object();
Effect.Highlight = Class.create();
Effect.Highlight.prototype = {
initialize: function(element) {
this.element = $(element);
this.start = 153;
this.finish = 255;
this.current = this.start;
this.fade();
},
fade: function() {
if (this.isFinished()) return;
if (this.timer) clearTimeout(this.timer);
this.highlight(this.element, this.current);
this.current += 17;
this.timer = setTimeout(this.fade.bind(this), 250);
},
isFinished: function() {
return this.current > this.finish;
},
highlight: function(element, current) {
element.style.backgroundColor = "#ffff" + current.toColorPart();
// removes whitespace-only text node children
// needed to make Gecko-based browsers happy
Element.cleanWhitespace = function(element) {
var element = $(element);
for(var i=0;i<element.childNodes.length;i++) {
var node = element.childNodes[i];
if(node.nodeType==3 && !/\S/.test(node.nodeValue))
Element.remove(node);
}
}
Effect.Fade = Class.create();
Effect.Fade.prototype = {
initialize: function(element) {
this.element = $(element);
this.start = 100;
this.finish = 0;
this.current = this.start;
this.fade();
},
Element.collectTextNodesIgnoreClass = function(element, ignoreclass) {
var children = $(element).childNodes;
var text = "";
var classtest = new RegExp("^([^ ]+ )*" + ignoreclass+ "( [^ ]+)*$","i");
fade: function() {
if (this.isFinished()) { this.element.style.display = 'none'; return; }
if (this.timer) clearTimeout(this.timer);
this.setOpacity(this.element, this.current);
this.current -= 10;
this.timer = setTimeout(this.fade.bind(this), 50);
},
isFinished: function() {
return this.current <= this.finish;
},
setOpacity: function(element, opacity) {
opacity = (opacity == 100) ? 99.999 : opacity;
element.style.filter = "alpha(opacity:"+opacity+")";
element.style.opacity = opacity/100 /*//*/;
}
}
Effect.Scale = Class.create();
Effect.Scale.prototype = {
initialize: function(element, percent) {
this.element = $(element);
this.startScale = 1.0;
this.startHeight = this.element.offsetHeight;
this.startWidth = this.element.offsetWidth;
this.currentHeight = this.startHeight;
this.currentWidth = this.startWidth;
this.finishScale = (percent/100) /*//*/;
if (this.element.style.fontSize=="") this.sizeEm = 1.0;
if (this.element.style.fontSize.indexOf("em")>0)
this.sizeEm = parseFloat(this.element.style.fontSize);
if(this.element.effect_scale) {
clearTimeout(this.element.effect_scale.timer);
this.startScale = this.element.effect_scale.currentScale;
this.startHeight = this.element.effect_scale.startHeight;
this.startWidth = this.element.effect_scale.startWidth;
if(this.element.effect_scale.sizeEm)
this.sizeEm = this.element.effect_scale.sizeEm;
for (var i = 0; i < children.length; i++) {
if(children[i].nodeType==3) {
text+=children[i].nodeValue;
} else {
if((!children[i].className.match(classtest)) && children[i].hasChildNodes())
text += Element.collectTextNodesIgnoreClass(children[i], ignoreclass);
}
this.element.effect_scale = this;
this.currentScale = this.startScale;
this.factor = this.finishScale - this.startScale;
this.options = arguments[2] || {};
this.scale();
},
}
scale: function() {
if (this.isFinished()) {
this.setDimensions(this.element, this.startWidth*this.finishScale, this.startHeight*this.finishScale);
if(this.sizeEm) this.element.style.fontSize = this.sizeEm*this.finishScale + "em";
if(this.options.complete) this.options.complete(this);
return;
return text;
}
/*--------------------------------------------------------------------------*/
Text = {
stripTags: function(htmlstr) {
return htmlstr.replace(/<\/?[^>]+>/gi,"");
},
decodeHTML: function(htmlstr) {
return htmlstr.replace(/&lt;/gi,"<").replace(/&gt;/gi,">").replace(/&quot;/gi,'"').replace(/&apos;/gi,"'").replace(/&amp;/gi,"&").replace(/[\n\r]/gi,"");
}
}
/*--------------------------------------------------------------------------*/
Element.Class = {
// Element.toggleClass(element, className) toggles the class being on/off
// Element.toggleClass(element, className1, className2) toggles between both classes,
// defaulting to className1 if neither exist
toggle: function(element, className) {
if(Element.Class.has(element, className)) {
Element.Class.remove(element, className);
if(arguments.length == 3) Element.Class.add(element, arguments[2]);
} else {
Element.Class.add(element, className);
if(arguments.length == 3) Element.Class.remove(element, arguments[2]);
}
},
// gets space-delimited classnames of an element as an array
get: function(element) {
element = $(element);
return element.className.split(' ');
},
// functions adapted from original functions by Gavin Kistner
remove: function(element) {
element = $(element);
var regEx;
for(var i = 1; i < arguments.length; i++) {
regEx = new RegExp("^" + arguments[i] + "\\b\\s*|\\s*\\b" + arguments[i] + "\\b", 'g');
element.className = element.className.replace(regEx, '')
}
},
add: function(element) {
element = $(element);
for(var i = 1; i < arguments.length; i++) {
Element.Class.remove(element, arguments[i]);
element.className += (element.className.length > 0 ? ' ' : '') + arguments[i];
}
},
// returns true if all given classes exist in said element
has: function(element) {
element = $(element);
if(!element || !element.className) return false;
var regEx;
for(var i = 1; i < arguments.length; i++) {
regEx = new RegExp("\\b" + arguments[i] + "\\b");
if(!regEx.test(element.className)) return false;
}
return true;
},
// expects arrays of strings and/or strings as optional paramters
// Element.Class.has_any(element, ['classA','classB','classC'], 'classD')
has_any: function(element) {
element = $(element);
if(!element || !element.className) return false;
var regEx;
for(var i = 1; i < arguments.length; i++) {
if((typeof arguments[i] == 'object') &&
(arguments[i].constructor == Array)) {
for(var j = 0; j < arguments[i].length; j++) {
regEx = new RegExp("\\b" + arguments[i][j] + "\\b");
if(regEx.test(element.className)) return true;
}
} else {
regEx = new RegExp("\\b" + arguments[i] + "\\b");
if(regEx.test(element.className)) return true;
}
}
return false;
},
childrenWith: function(element, className) {
var children = $(element).getElementsByTagName('*');
var elements = new Array();
for (var i = 0; i < children.length; i++) {
if (Element.Class.has(children[i], className)) {
elements.push(children[i]);
break;
}
}
return elements;
}
if (this.timer) clearTimeout(this.timer);
if (this.options.step) this.options.step(this);
this.setDimensions(this.element, this.currentWidth, this.currentHeight);
if(this.sizeEm) this.element.style.fontSize = this.sizeEm*this.currentScale + "em";
this.currentScale += (this.factor/10) /*//*/;
this.currentWidth = this.startWidth * this.currentScale;
this.currentHeight = this.startHeight * this.currentScale;
this.timer = setTimeout(this.scale.bind(this), 50);
},
isFinished: function() {
return (this.factor < 0) ?
this.currentScale <= this.finishScale : this.currentScale >= this.finishScale;
},
setDimensions: function(element, width, height) {
element.style.width = width + 'px';
element.style.height = height + 'px';
}
}
Effect.Squish = Class.create();
Effect.Squish.prototype = {
initialize: function(element) {
this.element = $(element);
new Effect.Scale(this.element, 1, { complete: this.hide.bind(this) } );
},
hide: function() {
this.element.style.display = 'none';
}
}
/*--------------------------------------------------------------------------*/
Effect.Puff = Class.create();
Effect.Puff.prototype = {
initialize: function(element) {
this.element = $(element);
this.opacity = 100;
this.startTop = this.element.top || this.element.offsetTop;
this.startLeft = this.element.left || this.element.offsetLeft;
new Effect.Scale(this.element, 200, { step: this.fade.bind(this), complete: this.hide.bind(this) } );
},
fade: function(effect) {
topd = (((effect.currentScale)*effect.startHeight) - effect.startHeight)/2;
leftd = (((effect.currentScale)*effect.startWidth) - effect.startWidth)/2;
this.element.style.position='absolute';
this.element.style.top = this.startTop-topd + "px";
this.element.style.left = this.startLeft-leftd + "px";
this.opacity -= 10;
this.setOpacity(this.element, this.opacity);
if(navigator.appVersion.indexOf('AppleWebKit')>0) this.element.innerHTML += ''; //force redraw on safari
},
hide: function() {
this.element.style.display = 'none';
},
setOpacity: function(element, opacity) {
opacity = (opacity == 100) ? 99.999 : opacity;
element.style.filter = "alpha(opacity:"+opacity+")";
element.style.opacity = opacity/100 /*//*/;
}
}
Effect.Appear = Class.create();
Effect.Appear.prototype = {
initialize: function(element) {
this.element = $(element);
this.start = 0;
this.finish = 100;
this.current = this.start;
this.fade();
var Position = {
// must be called before calling within_including_scrolloffset, every time the page is scrolled
prepare: function() {
this.deltaX = window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft || 0;
this.deltaY = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop || 0;
this.include_scroll_offsets = true;
},
fade: function() {
if (this.isFinished()) return;
if (this.timer) clearTimeout(this.timer);
this.setOpacity(this.element, this.current);
this.current += 10;
this.timer = setTimeout(this.fade.bind(this), 50);
real_offset: function(element) {
var valueT = 0; var valueL = 0;
do {
valueT += element.scrollTop || 0;
valueL += element.scrollLeft || 0;
element = element.parentNode;
} while(element);
return [valueL, valueT];
},
isFinished: function() {
return this.current > this.finish;
// caches x/y coordinate pair to use with overlap
within: function(element, x, y) {
if(this.include_scroll_offsets)
return within_including_scrolloffsets(element, x, y);
this.xcomp = x;
this.ycomp = y;
var offsettop = element.offsetTop;
var offsetleft = element.offsetLeft;
return (y>=offsettop &&
y<offsettop+element.offsetHeight &&
x>=offsetleft &&
x<offsetleft+element.offsetWidth);
},
setOpacity: function(element, opacity) {
opacity = (opacity == 100) ? 99.999 : opacity;
element.style.filter = "alpha(opacity:"+opacity+")";
element.style.opacity = opacity/100 /*//*/;
element.style.display = '';
within_including_scrolloffsets: function(element, x, y) {
var offsetcache = this.real_offset(element);
this.xcomp = x + offsetcache[0] - this.deltaX;
this.ycomp = y + offsetcache[1] - this.deltaY;
this.xcomp = x;
this.ycomp = y;
var offsettop = element.offsetTop;
var offsetleft = element.offsetLeft;
return (y>=offsettop &&
y<offsettop+element.offsetHeight &&
x>=offsetleft &&
x<offsetleft+element.offsetWidth);
},
// within must be called directly before
overlap: function(mode, element) {
if(!mode) return 0;
if(mode == 'vertical')
return ((element.offsetTop+element.offsetHeight)-this.ycomp) / element.offsetHeight;
if(mode == 'horizontal')
return ((element.offsetLeft+element.offsetWidth)-this.xcomp) / element.offsetWidth;
},
clone: function(source, target) {
$(target).style.top = $(source).style.top;
$(target).style.left = $(source).style.left;
$(target).style.width = $(source).offsetWidth + "px";
$(target).style.height = $(source).offsetHeight + "px";
}
}
Effect.ContentZoom = Class.create();
Effect.ContentZoom.prototype = {
initialize: function(element, percent) {
this.element = $(element);
if (this.element.style.fontSize=="") this.sizeEm = 1.0;
if (this.element.style.fontSize.indexOf("em")>0)
this.sizeEm = parseFloat(this.element.style.fontSize);
if(this.element.effect_contentzoom) {
this.sizeEm = this.element.effect_contentzoom.sizeEm;
}
this.element.effect_contentzoom = this;
this.element.style.fontSize = this.sizeEm*(percent/100) + "em" /*//*/;
if(navigator.appVersion.indexOf('AppleWebKit')>0) { this.element.scrollTop -= 1; };
}
}
}

24
actionpack/test/template/javascript_helper.rb
View file

@ -16,6 +16,11 @@ class JavascriptHelperTest < Test::Unit::TestCase
end
@controller = @controller.new
end
def test_define_javascript_functions
# check if prototype.js is included first
assert_not_nil define_javascript_functions.split("\n")[1].match(/Prototype: an object-oriented Javascript library/)
end
def test_escape_javascript
assert_equal %(This \\"thing\\" is really\\n netos\\'), escape_javascript(%(This "thing" is really\n netos'))
@ -39,7 +44,7 @@ class JavascriptHelperTest < Test::Unit::TestCase
end
def test_form_remote_tag
assert_equal %(<form onsubmit="new Ajax.Updater('glass_of_beer', 'http://www.example.com/fast', {parameters:Form.serialize(this), asynchronous:true}); return false;">),
assert_equal %(<form action="http://www.example.com/fast" method="post" onsubmit="new Ajax.Updater('glass_of_beer', 'http://www.example.com/fast', {parameters:Form.serialize(this), asynchronous:true}); return false;">),
form_remote_tag(:update => "glass_of_beer", :url => { :action => :fast })
end
@ -58,4 +63,21 @@ class JavascriptHelperTest < Test::Unit::TestCase
observe_form("cart", :frequency => 2, :url => { :action => "cart_changed" })
end
def test_remote_autocomplete
assert_equal %(<script type="text/javascript">new Ajax.Autocompleter('some_input', 'some_input_autocomplete', 'http://www.example.com/autocomplete', {})</script>),
remote_autocomplete("some_input", :url => { :action => "autocomplete" });
end
def test_effect
assert_equal "new Effect.Highlight('posts',{});", visual_effect(:highlight, "posts")
assert_equal "new Effect.Highlight('posts',{});", visual_effect("highlight", :posts)
assert_equal "new Effect.Highlight('posts',{});", visual_effect(:highlight, :posts)
assert_equal "new Effect.Fade('fademe',{duration:4.0});", visual_effect(:fade, "fademe", :duration => 4.0)
end
def test_remote_sortable
assert_equal %(<script type="text/javascript">Sortable.create('mylist',{onUpdate:function(){new Ajax.Request('http://www.example.com/order', {parameters:Sortable.serialize('mylist'), asynchronous:true})}})</script>),
remote_sortable("mylist", :url => { :action => "order" })
end
end