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Work with noConflict and bug on Android 2.3 #2

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397f067
jQuery code standart to work with noConflict
lisotton-cit Apr 1, 2013
c1155ff
Bug on Android 2.3 when label is bigger than maxlength
lisotton-cit Apr 1, 2013
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138 changes: 71 additions & 67 deletions jquery.labelify.js
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Original file line number Diff line number Diff line change
Expand Up @@ -19,83 +19,87 @@
*
* @example $('input').labelify('hasLabel'); // return true if the field has a label
*/
jQuery.fn.labelify = function(settings) {
// if the element has a label, return true when 'hasLabel' is passed as an arg
if (typeof settings === 'string' && settings === 'hasLabel') {
return $(this).data('hasLabel');
}
(function($) {
$.fn.labelify = function(settings) {
// if the element has a label, return true when 'hasLabel' is passed as an arg
if (typeof settings === 'string' && settings === 'hasLabel') {
return $(this).data('hasLabel');
}

settings = jQuery.extend({
text: 'title',
labeledClass: ''
}, settings);
settings = $.extend({
text: 'title',
labeledClass: ''
}, settings);

// Compatibility with version 1.3 and prior (double-ls)
if (settings.labelledClass) { settings.labeledClass = settings.labelledClass; }
// Compatibility with version 1.3 and prior (double-ls)
if (settings.labelledClass) { settings.labeledClass = settings.labelledClass; }

var showLabel, hideLabel,
lookups, lookup,
$labelified_elements;
var showLabel, hideLabel,
lookups, lookup,
$labelified_elements;

lookups = {
title: function(input) {
return $(input).attr('title');
},
label: function(input) {
return $("label[for=" + input.id +"]").text();
}
};
lookups = {
title: function(input) {
return $(input).attr('title');
},
label: function(input) {
return $("label[for=" + input.id +"]").text();
}
};

$labelified_elements = $(this);
$labelified_elements = $(this);

showLabel = function(el){
$(el).data('value', el.value);
el.value = $(el).data("label");
$(el).addClass(settings.labeledClass).data('hasLabel', true);
};
hideLabel = function(el){
el.value = $(el).data('value');
$(el).removeClass(settings.labeledClass).data('hasLabel', false);
};
showLabel = function(el){
$(el).data('value', el.value);
$(el).data('maxlength', $(el).attr('maxlength')).removeAttr('maxlength');
el.value = $(el).data("label");
$(el).addClass(settings.labeledClass).data('hasLabel', true);
};
hideLabel = function(el){
$(el).attr('maxlength', $(el).data('maxlength'));
el.value = $(el).data('value');
$(el).removeClass(settings.labeledClass).data('hasLabel', false);
};

return $(this).each(function() {
var $item = $(this),
removeValuesOnExit;
return $(this).each(function() {
var $item = $(this),
removeValuesOnExit;

if (typeof settings.text === 'string') {
lookup = lookups[settings.text]; // what if not there?
} else {
lookup = settings.text; // what if not a fn?
}
if (typeof settings.text === 'string') {
lookup = lookups[settings.text]; // what if not there?
} else {
lookup = settings.text; // what if not a fn?
}

// bail if lookup isn't a function or if it returns undefined
if (typeof lookup !== "function" || !lookup(this)) { return; }
// bail if lookup isn't a function or if it returns undefined
if (typeof lookup !== "function" || !lookup(this)) { return; }

$item.bind('focus.label',function() {
if (this.value === $(this).data("label")) { hideLabel(this); }
}).bind('blur.label',function(){
if (this.value == '') { showLabel(this); }
});
$item.data('label', lookup(this).replace(/\n/g,'')) // strip label's newlines
$item.data('value', this.value); // initialise remembered value

removeValuesOnExit = function() {
$labelified_elements.each(function(){
$item.bind('focus.label',function() {
if (this.value === $(this).data("label")) { hideLabel(this); }
}).bind('blur.label',function(){
if (this.value == '') { showLabel(this); }
});
};

$item.parents("form").submit(removeValuesOnExit);
$(window).unload(removeValuesOnExit);

if (this.value !== this.defaultValue || this.defaultValue != '') {
// user already started typing; don't overwrite their work!
// also, if a value is already set in the field, don't replace it
// with a label
return;
}
$item.data('label', lookup(this).replace(/\n/g,'')) // strip label's newlines
$item.data('value', this.value); // initialise remembered value

removeValuesOnExit = function() {
$labelified_elements.each(function(){
if (this.value === $(this).data("label")) { hideLabel(this); }
});
};

// set the defaults
showLabel(this);
});
};
$item.parents("form").submit(removeValuesOnExit);
$(window).unload(removeValuesOnExit);

if (this.value !== this.defaultValue || this.defaultValue != '') {
// user already started typing; don't overwrite their work!
// also, if a value is already set in the field, don't replace it
// with a label
return;
}

// set the defaults
showLabel(this);
});
};
}(jQuery));