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anyx wants to merge 6 commits into from
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trigger change event #3

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4193d56
trigger change event
anyx Aug 31, 2014
af22454
change markup
anyx Oct 23, 2014
2817c8a
value filtration
anyx Nov 21, 2014
6f9acbf
remove method
anyx Nov 23, 2014
391d844
Fix undelegate events
orloffv Mar 31, 2015
38f8c40
Merge pull request #1 from orloffv/patch-1
anyx Mar 31, 2015
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12 changes: 6 additions & 6 deletions inputNumber.css
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Original file line number Diff line number Diff line change
Expand Up @@ -5,8 +5,8 @@
margin-right: 10px;
}

.ranged-input a.up,
.ranged-input a.down {
.ranged-input button.up,
.ranged-input button.down {
right: 0;
display: block;
position: absolute;
Expand All @@ -19,20 +19,20 @@
border: 1px solid #cccccc;
}

.ranged-input a.up {
.ranged-input button.up {
top: 0;
}

.ranged-input a.up:hover {
.ranged-input button.up:hover {
background-position: -20px 0;
}

.ranged-input a.down {
.ranged-input button.down {
background-position: 0 -9px;
bottom: 0;
}

.ranged-input a.down:hover {
.ranged-input button.down:hover {
background-position: -20px -9px;
}

Expand Down
118 changes: 77 additions & 41 deletions jquery.inputNumber.js
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,30 @@
this.init();
};

var initDisabledState = function($element, options) {
options = options || $element.data('inputNumber').options;
var value = parseInt($element.val());
if (isNaN(value)) {
value = 0;
}
$element.parent().find('.' + options.upClass).attr('disabled', !isNaN(options.max) && value >= options.max);
$element.parent().find('.' + options.downClass).attr('disabled', !isNaN(options.min) && value <= options.min);
};

var filterValue = function($element) {
var value = $element.val();
var options = $element.data('inputNumber').options;
if (!isNaN(options.min) && value < options.min) {
$element.val(options.min);
}

if (!isNaN(options.max) && value > options.max) {
$element.val(options.max);
}

initDisabledState($element);
};

InputNumber.prototype = {

el: null, // input element
Expand All @@ -20,26 +44,37 @@

options: null,
defaults: {
'negative': true,
'positive': true,
'wrapClass': 'ranged-input',
'upClass': 'up',
'upTitle': 'incrase',
'downClass': 'down',
'downTitle': 'decrace'
'downTitle': 'decrace',
'min': NaN,
'max': NaN
},

init: function() {
var opts = this.options;


var minValue = parseInt(this.el.min);
if (!isNaN(minValue)) {
this.options.min = minValue;
}

var maxValue = parseInt(this.el.max);
if (!isNaN(maxValue)) {
this.options.max = maxValue;
}

this.$el.wrap($('<div />', {'class':opts.wrapClass}));
this.$el.after(
$('<a />', {'class':opts.upClass, 'title':opts.upTitle}),
$('<a />', {'class':opts.downClass, 'title':opts.downTitle})
$('<button />', {'class':opts.upClass, 'title':opts.upTitle}),
$('<button />', {'class':opts.downClass, 'title':opts.downTitle})
);
this.$wrap = this.$el.parent('.'+opts.wrapClass);

this.bindEvents();
initDisabledState(this.$el, this.options);
},

bindEvents:function() {
Expand All @@ -48,22 +83,22 @@
self = this;

this.$wrap
.delegate('a.' + opts.downClass, 'click', function(e) {
.delegate('button.' + opts.downClass, 'click.inputNumber', function(e) {
self.down();
e.preventDefault();
})
.delegate('a.' + opts.upClass, 'click', function(e) {
.delegate('button.' + opts.upClass, 'click.inputNumber', function(e) {
self.up();
e.preventDefault();
});

$el
.on('change', function(e) {
.on('change.inputNumber', function(e) {
if (e.currentTarget.value === '') e.currentTarget.value = 0;
filterValue($el);
})
.on('keypress', function(e) {
.on('keypress.inputNumber', function(e) {
var keyCode = window.event ? e.keyCode : e.which;

//codes for 0-9
if (keyCode < 48 || keyCode > 57) {
//codes for backspace, delete, enter
Expand All @@ -72,21 +107,8 @@
}
}
})
.bind('mousewheel', function(e, delta) {
var defVal = self.defaultElValue(),
value = defVal + delta;

if (! opts.negative) {
if (value >= 0) {
e.currentTarget.value = value;
}
} else if (! opts.positive) {
if (value <= 0) {
e.currentTarget.value = value;
}
} else {
e.currentTarget.value = value;
}
.bind('mousewheel.inputNumber', function(e, delta) {
self.setValue(self.defaultElValue() + delta);
});
},

Expand All @@ -106,28 +128,42 @@

up: function() {
var value = this.incrementElValue();

if (! this.options.positive) {
if (value <= 0) {
this.el.value = value;
}
} else {
this.el.value = value;
}
this.setValue(value);
},

down: function() {
var value = this.decrementElValue();
this.setValue(value);
},
setValue: function(value) {
value = parseInt(value);

if (! this.options.negative) {
if (value >= 0) {
this.el.value = value;
}
} else {
this.el.value = value;
if (isNaN(value)) {
return false;
}
}

if (!isNaN(this.options.min) && value < this.options.min) {
return false;
}

if (!isNaN(this.options.max) && value > this.options.max) {
return false;
}

this.$el.val(value).change();

return true;
},
remove: function() {
this.$el.removeData('inputNumber');
this.$wrap.undelegate('.inputNumber');
this.$el.off('.inputNumber');

this.$wrap.removeClass(this.options.wrapClass)
.find('.' + this.options.upClass)
.add(this.$wrap.find('.' + this.options.downClass))
.remove();
}
};

$.fn.inputNumber = function(options) {
Expand Down