/**
* Inline editor feature for RightJS (http://rightjs.org/ui/in-edit)
*
* Copyright (C) 2009-2010 Nikolay V. Nemshilov
*/
/**
* An inline editor feature
*
* Copyright (C) 2009 Nikolay V. Nemshilov
*/
var InEdit = new Class(Observer, {
extend: {
EVENTS: $w('show hide send update'),
Options: {
url: null, // the url address where to send the stuff
name: 'text', // the field name
method: 'put', // the method
type: 'text', // the input type, 'text', 'file', 'password' or 'textarea'
toggle: null, // a reference to an element that should get hidden when the editor is active
update: true, // a marker if the element should be updated with the response-text
Xhr: {} // additional Xhr options
},
i18n: {
save: 'Save',
cancel: 'Cancel'
},
current: null // currently opened editor
},
/**
* Constructor
*
* @param mixed an element reference
* @param Object options
*/
initialize: function(element, options) {
this.setOptions(options);
this.element = $(element);
this.build();
},
/**
* Shows the inline-editor form
*
* @return InEdit this
*/
show: function() {
if (InEdit.current !== this) {
if (InEdit.current) InEdit.current.hide();
this.oldContent = this.element.innerHTML;
if (!['file', 'password'].include(this.options.type))
this.field.value = this.oldContent;
this.element.clean().insert(this.form);
this.spinner.hide();
this.submit.show();
if (this.options.toggle)
$(this.options.toggle).hide();
}
if (this.options.type != 'file')
this.field.focus();
InEdit.current = this;
return this.fire('show', this);
},
/**
* Hides the form and brings the content back
*
* @param String optional new content
* @return InEdit this
*/
hide: function() {
this.element.innerHTML = this.oldContent;
if (this.xhr) this.xhr.cancel();
return this.finish();
},
/**
* Triggers the form remote submit
*
* @return InEdit this
*/
send: function() {
this.spinner.show().resize(this.submit.sizes());
this.submit.hide();
this.xhr = new Xhr(this.options.url, Object.merge(this.options.Xhr, {
method: this.options.method,
spinner: this.spinner,
onComplete: this.update.bind(this)
})).send(this.form);
return this.fire('send', this)
},
// protected
finish: function() {
if (this.options.toggle)
this.options.toggle.show();
InEdit.current = null;
return this.fire('hide', this);
},
update: function() {
if (this.options.update) {
this.element.update(this.xhr.text);
this.fire('update', this);
}
this.xhr = null;
this.finish();
},
build: function() {
this.field = this.buildField();
this.spinner = this.buildSpinner();
this.submit = $E('input', {type: 'submit', 'class': 'right-in-edit-submit', value: this.constructor.i18n.save});
this.cancel = $E('a', {href: '', 'class': 'right-in-edit-cancel', html: this.constructor.i18n.cancel});
this.form = $E('form', {'class': 'right-in-edit', action: this.options.url})
.insert([this.field, this.spinner, this.submit, this.cancel]);
this.form.onSubmit(function(e) {e.stop(); this.send(); }.bind(this));
this.cancel.onClick(function(e) {e.stop(); this.hide(); }.bind(this));
},
buildField: function() {
return (this.options.type == 'textarea' ? $E('textarea') :
$E('input', {type: this.options.type}))
.addClass('right-in-edit-field')
.set('name', this.options.name);
},
buildSpinner: function() {
var spinner = $E('div', {
'class': 'right-in-edit-spinner',
'html': ''
});
(function() {
if (spinner.firstChild) {
spinner.insertBefore(spinner.lastChild, spinner.firstChild);
}
}).periodical(400);
return spinner;
}
});
/**
* The document hooks for in-edit form
*
* Copyright (C) 2010 Nikolay V. Nemshilov
*/
document.onKeydown(function(event) {
if (event.keyCode == 27 && InEdit.current)
InEdit.current.hide();
});
/**
* The element level inline editor extension
*
* Copyright (C) 2009-2010 Nikolay V. Nemshilov
*/
Element.include({
/**
* Triggers an inline-editor feature on the element
*
* @param Object options for the InEdit class
* @return InEdit object
*/
inEdit: function(options) {
return new InEdit(this, options).show();
}
});document.write("");