Commit 6080f667 authored by mmn's avatar mmn

"infield labels" should be migrated to HTML5 placeholder

parent fab08278
/**
* @license In-Field Label jQuery Plugin
* http://fuelyourcoding.com/scripts/infield.html
* http://github.com/streetpc/jquery-infieldlabels
*
* Copyright (c) 2009 Doug Neiner, Adrien Lavoillotte
* Dual licensed under the MIT and GPL licenses, see:
* http://docs.jquery.com/License
*
* @version 0.2.1
*/
(function ($) {
// private constants
// - states
var BLUR = 0, // field is empty & unfocused
FOCUS = 1, // field is empty & focused
NOT_EMPTY = 2, // field is not empty
// - accepted input type
INPUT_TYPE = /^(?:text|password|search|number|tel|url|email|date(?:time(?:-local)?)?|time|month|week)?$/,
// - state transitions
T = function(from, to) { return (from << 3) | to; },
TRANSITIONS = {};
// init transitions
TRANSITIONS[T( FOCUS, BLUR )] = function(base) { base.fadeTo(1.0); };
TRANSITIONS[T( NOT_EMPTY, BLUR )] = function(base) { base.$label.css({opacity: 1.0}).show(); base.emptied(true); };
TRANSITIONS[T( BLUR, FOCUS )] = function(base) { base.fadeTo(base.options.fadeOpacity); };
TRANSITIONS[T( NOT_EMPTY, FOCUS )] = function(base) { base.$label.css({opacity: base.options.fadeOpacity}).show(); base.emptied(true); };
TRANSITIONS[T( BLUR, NOT_EMPTY )] = function(base) { base.$label.hide(); base.emptied(false); };
TRANSITIONS[T( FOCUS, NOT_EMPTY )] = TRANSITIONS[T( BLUR, NOT_EMPTY )];
$.InFieldLabels = function (label, field, options) {
// To avoid scope issues, use 'base' instead of 'this'
// to reference this class from internal events and functions.
var base = this;
// Access to jQuery and DOM versions of each element
base.$label = $(label);
base.label = label;
base.$field = $(field);
base.field = field;
base.$label.data('InFieldLabels', base);
base.state = BLUR;
base.init = function () {
// Merge supplied options with default options
base.options = $.extend({}, $.InFieldLabels.defaultOptions, options);
if (base.options.labelClass) {
base.$label.addClass(base.options.labelClass);
}
if (base.options.disableAutocomplete) {
base.$field.attr('autocomplete', 'off');
}
base.$field
.bind('blur focus change keyup.infield cut', base.updateState)
// paste cannot be empty
.bind('paste', function(e){ base.setState(NOT_EMPTY); });
base.updateState();
};
base.emptied = function(empty) {
if (!base.options.emptyWatch) {
if (empty) {
// namespace ensures we unbind only our handler
base.$field.bind('keyup.infield', base.updateState);
} else {
// save CPU but won't detect empty until blur
base.$field.unbind('keyup.infield', base.updateState);
}
}
};
base.fadeTo = function (opacity) {
if (!base.options.fadeDuration) {
base.$label.css({ opacity: opacity });
} else {
base.$label.stop().animate({ opacity: opacity }, base.options.fadeDuration);
}
};
base.updateState = function (e, nl) {
var state = NOT_EMPTY;
if (base.field.value === '') {
var focus = e && e.type;
if (focus === 'focus' || focus === 'keyup') {
focus = true;
} else if (focus === 'blur' || focus === 'change') {
focus = false;
} else { // last resort because slowest
focus = base.$field.is(':focus');
}
state = focus ? FOCUS : BLUR;
}
base.setState(state, nl);
};
base.setState = function (state, nl) {
if (state === base.state) {
return;
}
var transition = TRANSITIONS[T(base.state, state)];
if (typeof transition === 'function') {
transition(base);
base.state = state;
} else { // unkown transition - shouldn't happen
// nl avoids looping
nl || base.updateState(null, true);
}
};
// Run the initialization method
base.init();
};
$.InFieldLabels.defaultOptions = {
emptyWatch: true, // Keep watching the field as the user types (slower but brings back the label immediately when the field is emptied)
disableAutocomplete: true, // Disable autocomplete on the matched fields
fadeOpacity: 0.5, // Once a field has focus, how transparent should the label be
fadeDuration: 300, // How long should it take to animate from 1.0 opacity to the fadeOpacity
labelClass: 'in-field' // CSS class to apply to the label when it gets in-field
};
$.fn.inFieldLabels = function (options) {
return this.each(function () {
if (this.tagName !== 'LABEL') {
return;
}
// Find input or textarea based on for= attribute
// The for attribute on the label must contain the ID
// of the input or textarea element
var for_attr = this.getAttribute('for') || this.htmlFor,
field, valid = true;
if (!for_attr) {
return; // Nothing to attach, since the for field wasn't used
}
// Find the referenced input or textarea element
field = document.getElementById(for_attr);
if (!field) {
return;
}
if (field.tagName === 'INPUT') {
valid = INPUT_TYPE.test(field.type.toLowerCase());
} else if (field.tagName !== 'TEXTAREA') {
valid = false;
}
valid = valid && !field.getAttribute('placeholder');
if (!valid) {
return; // Again, nothing to attach
}
// Only create object for input[text], input[password], or textarea
(new $.InFieldLabels(this, field, options));
});
};
}(jQuery));
\ No newline at end of file
......@@ -1433,9 +1433,6 @@ var SN = { // StatusNet
});
}
});
// Infield labels for notice form inputs.
$('.input_forms fieldset fieldset label').inFieldLabels({ fadeOpacity:0 });
}
},
......
......@@ -452,14 +452,9 @@ address .poweredby {
}
.input_form fieldset fieldset label {
position: absolute;
top: 0;
left: 6px;
float: none;
text-align: left;
color: #888;
cursor: text;
background: #fff;
}
.input_form .form_settings li input {
......
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