in src/Foundation/Theming/code/scripts/bootstrap-1.2.1.js [1060:1113]
, show: function () {
var $tip
, inside
, pos
, actualWidth
, actualHeight
, placement
, tp
if (this.hasContent() && this.enabled) {
$tip = this.tip()
this.setContent()
if (this.options.animation) {
$tip.addClass('fade')
}
placement = typeof this.options.placement == 'function' ?
this.options.placement.call(this, $tip[0], this.$element[0]) :
this.options.placement
inside = /in/.test(placement)
$tip
.remove()
.css({ top: 0, left: 0, display: 'block' })
.appendTo(inside ? this.$element : document.body)
pos = this.getPosition(inside)
actualWidth = $tip[0].offsetWidth
actualHeight = $tip[0].offsetHeight
switch (inside ? placement.split(' ')[1] : placement) {
case 'bottom':
tp = {top: pos.top + pos.height, left: pos.left + pos.width / 2 - actualWidth / 2}
break
case 'top':
tp = {top: pos.top - actualHeight, left: pos.left + pos.width / 2 - actualWidth / 2}
break
case 'left':
tp = {top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left - actualWidth}
break
case 'right':
tp = {top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left + pos.width}
break
}
$tip
.css(tp)
.addClass(placement)
.addClass('in')
}
}