control.less

//
// Control
// ------------------------------

// Mixins

// focused styles
.Select-focus-state(@color) {
	border-color: @color;
	box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 0 3px fade(@color, 10%);
}
// "classic" focused styles: maintain for legacy
.Select-focus-state-classic() {
	border-color: @select-input-border-focus lighten(@select-input-border-focus, 5%) lighten(@select-input-border-focus, 5%);
	box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.1), 0 0 5px -1px fade(@select-input-border-focus,50%);
}

// base

.Select {
	position: relative;

	// preferred box model
	&,
	& div,
	& input,
	& span {
		.box-sizing(border-box);
	}

	// handle disabled state
	&.is-disabled > .Select-control {
		background-color: @select-input-bg-disabled;
		&:hover {
			box-shadow: none;
		}
	}
	&.is-disabled .Select-arrow-zone {
		cursor: default;
		pointer-events: none;
		opacity: 0.35;
	}
}

// base

.Select-control {
	background-color: @select-input-bg;
	border-color: lighten(@select-input-border-color, 5%) @select-input-border-color darken(@select-input-border-color, 10%);
	border-radius: @select-input-border-radius;
	border: @select-input-border-width solid @select-input-border-color;
	color: @select-text-color;
	cursor: default;
	display: table;
	border-spacing: 0;
	border-collapse: separate;
	height: @select-input-height;
	outline: none;
	overflow: hidden;
	position: relative;
	width: 100%;

	&:hover {
		box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
	}

	.Select-input:focus {
		outline: none;
	}
}

.is-searchable {
	&.is-open > .Select-control {
		cursor: text;
	}
}

.is-open > .Select-control {
	.border-bottom-radius( 0 );
	background: @select-input-bg;
	border-color: darken(@select-input-border-color, 10%) @select-input-border-color lighten(@select-input-border-color, 5%);

	// flip the arrow so its pointing up when the menu is open
	> .Select-arrow {
		border-color: transparent transparent @select-arrow-color;
		border-width: 0 @select-arrow-width @select-arrow-width;
	}
}

.is-searchable {
	&.is-focused:not(.is-open) > .Select-control {
		cursor: text;
	}
}

.is-focused:not(.is-open) > .Select-control {
	.Select-focus-state(@select-input-border-focus);
}

// placeholder
.Select-placeholder,
.Select--single > .Select-control .Select-value {
	bottom: 0;
	color: @select-input-placeholder;
	left: 0;
	line-height: @select-input-internal-height;
	padding-left: @select-padding-horizontal;
	padding-right: @select-padding-horizontal;
	position: absolute;
	right: 0;
	top: 0;

	// crop text
	max-width: 100%;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.has-value.Select--single > .Select-control .Select-value,
.has-value.is-pseudo-focused.Select--single > .Select-control .Select-value {
	.Select-value-label {
		color: @select-text-color;
	}
	a.Select-value-label {
		cursor: pointer;
		text-decoration: none;

		&:hover,
		&:focus {
			color: @select-link-hover-color;
			outline: none;
			text-decoration: underline;
		}
	}
}


// the <input> element users type in

.Select-input {
	// inherits `display: inline-block` from "react-input-autosize"
	height: @select-input-internal-height;
	padding-left: @select-padding-horizontal;
	padding-right: @select-padding-horizontal;
	vertical-align: middle;

	> input {
		width: 100%;
		background: none transparent;
		border: 0 none;
		box-shadow: none;
		cursor: default;
		display: inline-block;
		font-family: inherit;
		font-size: inherit;
		// height: @select-input-internal-height;
		margin: 0;
		outline: none;
		// padding: 0;
		line-height: 14px;  /* For IE 8 compatibility */
		padding: ((@select-input-internal-height - 14) / 2 - 2) 0 ((@select-input-internal-height - 14) / 2 + 2);  /* For IE 8 compatibility */
		-webkit-appearance: none;

		.is-focused & {
			cursor: text;
		}
	}

}

// fake-hide the input when the control is pseudo-focused
.has-value.is-pseudo-focused .Select-input {
	opacity: 0;
}

// fake input
.Select-control:not(.is-searchable) > .Select-input {
	outline: none;
}

// loading indicator
.Select-loading-zone {
	cursor: pointer;
	display: table-cell;
	position: relative;
	text-align: center;
	vertical-align: middle;
	width: @select-loading-size;
}
.Select-loading {
	.Select-spinner(@select-loading-size, @select-loading-color-bg, @select-loading-color);
	vertical-align: middle;
}


// the little cross that clears the field

.Select-clear-zone {
	.animation( Select-animation-fadeIn 200ms );
	color: @select-clear-color;
	cursor: pointer;
	display: table-cell;
	position: relative;
	text-align: center;
	vertical-align: middle;
	width: @select-clear-width;

	&:hover {
		color: @select-clear-hover-color;
	}
}
.Select-clear {
	display: inline-block;
	font-size: @select-clear-size;
	line-height: 1;
}
.Select--multi .Select-clear-zone {
	width: @select-clear-width;
}


// arrow indicator

.Select-arrow-zone {
	cursor: pointer;
	display: table-cell;
	position: relative;
	text-align: center;
	vertical-align: middle;
	width: (@select-arrow-width * 5);
	padding-right: @select-arrow-width;
}

.Select-arrow {
	border-color: @select-arrow-color transparent transparent;
	border-style: solid;
	border-width: @select-arrow-width @select-arrow-width (@select-arrow-width / 2);
	display: inline-block;
	height: 0;
	width: 0;
}
.is-open .Select-arrow,
.Select-arrow-zone:hover > .Select-arrow {
	border-top-color: @select-arrow-color-hover;
}

.Select--multi .Select-multi-value-wrapper {
  display: inline-block;
}
.Select .Select-aria-only {
  display: inline-block;
  height: 1px;
  width: 1px;
  margin: -1px;
  clip: rect(0,0,0,0);
  overflow: hidden;
  float: left;
}

// Animation
// ------------------------------

// fade in

@-webkit-keyframes Select-animation-fadeIn {
	from { opacity: 0; }
	to { opacity: 1; }
}
@keyframes Select-animation-fadeIn {
	from { opacity: 0; }
	to { opacity: 1; }
}