responsivewebframework
Version:
Jalasoft Foundation Front End Framework ========================================
444 lines (340 loc) • 15.4 kB
JavaScript
(function ($) {
'use strict';
// TOOLTIP CLASS
var Tooltip = function (element, options) {
this.type =
this.options =
this.enabled =
this.timeout =
this.hoverState =
this.$element = null;
this.init('tooltip', element, options);
};
Tooltip.TRANSITION_DURATION = 150;
Tooltip.DEFAULTS = {
animation: true,
placement: 'top',
selector: false,
template: '<div class="tooltip" role="tooltip"><div class="tooltip-arrow"></div><div class="tooltip-inner"></div></div>',
trigger: 'hover focus',
title: '',
delay: 0,
html: false,
container: false
};
Tooltip.prototype.init = function (type, element, options) {
this.enabled = true;
this.type = type;
this.$element = $(element);
this.options = this.getOptions(options);
var triggers = this.options.trigger.split(' ');
for (var i = triggers.length; i--;) {
var trigger = triggers[i];
if (trigger != 'manual') {
var eventIn = trigger == 'hover' ? 'mouseenter' : 'focusin';
var eventOut = trigger == 'hover' ? 'mouseleave' : 'focusout';
this.$element.on(eventIn + '.' + this.type, this.options.selector, $.proxy(this.enter, this));
this.$element.on(eventOut + '.' + this.type, this.options.selector, $.proxy(this.leave, this));
}
}
this.options.selector ?
(this._options = $.extend({}, this.options, { trigger: 'manual', selector: '' })) :
this.fixTitle();
};
Tooltip.prototype.getDefaults = function () {
return Tooltip.DEFAULTS;
};
Tooltip.prototype.getOptions = function (options) {
options = $.extend({}, this.getDefaults(), this.$element.data(), options);
if (options.delay && typeof options.delay == 'number') {
options.delay = {
show: options.delay,
hide: options.delay
}
}
return options;
};
Tooltip.prototype.getDelegateOptions = function () {
var options = {};
var defaults = this.getDefaults();
this._options && $.each(this._options, function (key, value) {
if (defaults[key] != value) options[key] = value;
});
return options;
};
Tooltip.prototype.enter = function (obj) {
var self = obj instanceof this.constructor ?
obj : $(obj.currentTarget).data('bs.' + this.type);
if (self && self.$tip && self.$tip.is(':visible')) {
self.hoverState = 'in';
return;
}
if (!self) {
self = new this.constructor(obj.currentTarget, this.getDelegateOptions());
$(obj.currentTarget).data('bs.' + this.type, self);
}
clearTimeout(self.timeout);
self.hoverState = 'in';
if (!self.options.delay || !self.options.delay.show) return self.show();
self.timeout = setTimeout(function () {
if (self.hoverState == 'in') self.show();
}, self.options.delay.show);
};
Tooltip.prototype.leave = function (obj) {
var self = obj instanceof this.constructor ?
obj : $(obj.currentTarget).data('bs.' + this.type);
if (!self) {
self = new this.constructor(obj.currentTarget, this.getDelegateOptions());
$(obj.currentTarget).data('bs.' + this.type, self)
}
clearTimeout(self.timeout);
self.hoverState = 'out';
if (!self.options.delay || !self.options.delay.hide) return self.hide();
self.timeout = setTimeout(function () {
if (self.hoverState == 'out') self.hide();
}, self.options.delay.hide);
};
Tooltip.prototype.applyPlacement = function (offset, placement) {
var $tip = this.tip();
// width and height of tooltip
var width = $tip[0].offsetWidth;
var height = $tip[0].offsetHeight;
// manually read margins because getBoundingClientRect includes difference
var marginTop = parseInt($tip.css('margin-top'), 10);
var marginLeft = parseInt($tip.css('margin-left'), 10);
// we must check for NaN for ie 8/9
if (isNaN(marginTop)) marginTop = 0;
if (isNaN(marginLeft)) marginLeft = 0;
//tooltip position
offset.top = offset.top + marginTop;
offset.left = offset.left + marginLeft;
// $.fn.offset doesn't round pixel values
// so we use setOffset directly with our own function B-0
$.offset.setOffset($tip[0], $.extend({
using: function (props) {
$tip.css({
top: Math.round(props.top),
left: Math.round(props.left)
});
}
}, offset), 0);
$tip.addClass('in');
};
Tooltip.prototype.show = function () {
var e = $.Event('show.bs.' + this.type);
if (this.hasContent() && this.enabled) {
this.$element.trigger(e);
var inDom = $.contains(this.$element[0].ownerDocument.documentElement, this.$element[0]);
if (e.isDefaultPrevented() || !inDom) return;
var that = this;
var $tip = this.tip();
var tipId = this.getUID(this.type);
this.setContent();
$tip.attr('id', tipId);
this.$element.attr('aria-describedby', tipId);
if (this.options.animation) $tip.addClass('fade');
var placement = typeof this.options.placement == 'function' ?
this.options.placement.call(this, $tip[0], this.$element[0]) :
this.options.placement;
var autoToken = /\s?auto?\s?/i;
var autoPlace = autoToken.test(placement);
if (autoPlace) placement = placement.replace(autoToken, '') || 'top';
$tip
.detach()
.css({ top: 0, left: 0, display: 'block' })
.addClass(placement)
.data('bs.' + this.type, this);
this.options.container ? $tip.appendTo(this.options.container) : $tip.insertAfter(this.$element);
var pos = this.getPosition();
var actualWidth = $tip[0].offsetWidth;
var actualHeight = $tip[0].offsetHeight;
if (autoPlace) {
var orgPlacement = placement;
var $container = this.options.container ? $(this.options.container) : this.$element.parent();
var containerDim = this.getPosition($container);
placement = placement == 'bottom' && pos.bottom + actualHeight > containerDim.bottom ? 'top' :
placement == 'top' && pos.top - actualHeight < containerDim.top ? 'bottom' :
placement == 'right' && pos.right + actualWidth > containerDim.width ? 'left' :
placement == 'left' && pos.left - actualWidth < containerDim.left ? 'right' :
placement;
$tip
.removeClass(orgPlacement)
.addClass(placement);
}
var calculatedOffset = this.getCalculatedOffset(placement, pos, actualWidth, actualHeight);
this.applyPlacement(calculatedOffset, placement);
var complete = function () {
var prevHoverState = that.hoverState;
that.$element.trigger('shown.bs.' + that.type);
that.hoverState = null;
if (prevHoverState == 'out') that.leave(that);
};
$.support.transition && this.$tip.hasClass('fade') ?
$tip
.one('bsTransitionEnd', complete)
.emulateTransitionEnd(Tooltip.TRANSITION_DURATION) :
complete();
}
};
Tooltip.prototype.setContent = function () {
var $tip = this.tip();
var title = '<label>' + this.getTitle() + '</label>';
var icon = this.$element.attr('data-icon');
var context = title;
if(icon) {
context = '<span class="tooltip-icon-'+ icon + '"></span>' + title;
}
$tip.find('.tooltip-inner')[this.options.html ? 'html' : 'html'](context);
$tip.removeClass('fade in top bottom left right');
};
Tooltip.prototype.hide = function (callback) {
var that = this;
var $tip = this.tip();
var e = $.Event('hide.bs.' + this.type);
function complete() {
if (that.hoverState != 'in') $tip.detach();
that.$element
.removeAttr('aria-describedby')
.trigger('hidden.bs.' + that.type);
callback && callback()
}
this.$element.trigger(e);
if (e.isDefaultPrevented()) return;
$tip.removeClass('in');
$.support.transition && this.$tip.hasClass('fade') ?
$tip
.one('bsTransitionEnd', complete)
.emulateTransitionEnd(Tooltip.TRANSITION_DURATION) :
complete();
this.hoverState = null;
return this;
};
Tooltip.prototype.fixTitle = function () {
var $e = this.$element;
if ($e.attr('title') || typeof ($e.attr('data-original-title')) != 'string') {
$e.attr('data-original-title', $e.attr('title') || '').attr('title', '');
}
};
Tooltip.prototype.hasContent = function () {
return this.getTitle();
};
Tooltip.prototype.getPosition = function ($element) {
$element = $element || this.$element;
var el = $element[0];
var isBody = el.tagName == 'BODY';
var elRect = el.getBoundingClientRect();
if (elRect.width == null) {
// width and height are missing in IE8, so compute them manually; see https://github.com/twbs/bootstrap/issues/14093
elRect = $.extend({}, elRect, { width: elRect.right - elRect.left, height: elRect.bottom - elRect.top });
}
var elOffset = isBody ? { top: 0, left: 0 } : $element.offset();
var scroll = { scroll: isBody ? document.documentElement.scrollTop || document.body.scrollTop : $element.scrollTop() };
var outerDims = isBody ? { width: $(window).width(), height: $(window).height() } : null;
return $.extend({}, elRect, scroll, outerDims, elOffset);
};
Tooltip.prototype.getCalculatedOffset = function (placement, pos, actualWidth, actualHeight) {
var $tip = this.tip();
var orgPlacement = placement;
var widthScreen = $(window).width();
var currentLeftPosition = pos.left + pos.width;
var availableWidth = widthScreen - currentLeftPosition;
//change the position of 'tooltip' when the width thereof is greater than the width available in screen
//left
if ((placement === 'left' || placement === 'bottom' || placement === 'top') && (pos.left + pos.width) < actualWidth / 2 + 12) {
placement = 'bottom-left';
}
if (placement === 'left' && pos.left <= actualWidth) {
placement = 'bottom';
}
//right
if ((placement === 'right' || placement === 'bottom' || placement === 'top') && (pos.left + pos.width / 2) < (actualWidth / 2) && availableWidth < actualWidth) {
placement = 'bottom-left';
}
if ((placement === 'right' || placement === 'bottom' || placement === 'top') && (availableWidth) < actualWidth / 2) {
placement = 'bottom-right';
}
if (placement === 'right' && (availableWidth) < actualWidth) {
placement = 'bottom';
}
$tip
.removeClass(orgPlacement)
.addClass(placement);
return placement === 'bottom' ? { top: pos.top + pos.height, left: pos.left + pos.width / 2 - actualWidth / 2 } :
placement === 'top' ? { top: pos.top - actualHeight, left: pos.left + pos.width / 2 - actualWidth / 2 } :
placement === 'left' ? { top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left - actualWidth } :
placement === 'right'? { top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left + pos.width } :
placement === 'bottom-left' ? {top: pos.top + pos.height, left: pos.left} :
{ top: pos.top + pos.height, left: pos.left + pos.width / 2 + 12 - actualWidth};
};
Tooltip.prototype.getTitle = function () {
var title;
var $e = this.$element;
var o = this.options;
title = $e.attr('data-original-title')
|| (typeof o.title == 'function' ? o.title.call($e[0]) : o.title);
return title;
};
Tooltip.prototype.getUID = function (prefix) {
do prefix += ~~(Math.random() * 1000000);
while (document.getElementById(prefix));
return prefix;
};
Tooltip.prototype.tip = function () {
return (this.$tip = this.$tip || $(this.options.template));
};
Tooltip.prototype.arrow = function () {
return (this.$arrow = this.$arrow || this.tip().find('.tooltip-arrow'));
};
Tooltip.prototype.enable = function () {
this.enabled = true;
};
Tooltip.prototype.disable = function () {
this.enabled = false;
};
Tooltip.prototype.toggleEnabled = function () {
this.enabled = !this.enabled;
};
Tooltip.prototype.toggle = function (e) {
var self = this;
if (e) {
self = $(e.currentTarget).data('bs.' + this.type);
if (!self) {
self = new this.constructor(e.currentTarget, this.getDelegateOptions());
$(e.currentTarget).data('bs.' + this.type, self);
}
}
self.tip().hasClass('in') ? self.leave(self) : self.enter(self);
};
Tooltip.prototype.destroy = function () {
var that = this;
clearTimeout(this.timeout);
this.hide(function () {
that.$element.off('.' + that.type).removeData('bs.' + that.type)
})
};
$();
// TOOLTIP PLUGIN DEFINITION
function Plugin(option) {
return this.each(function () {
var $this = $(this);
var data = $this.data('bs.tooltip');
var options = typeof option == 'object' && option;
var selector = options && options.selector;
if (!data && option == 'destroy') return;
if (selector) {
if (!data) $this.data('bs.tooltip', (data = {}));
if (!data[selector]) data[selector] = new Tooltip(this, options);
} else {
if (!data) $this.data('bs.tooltip', (data = new Tooltip(this, options)));
}
if (typeof option == 'string') data[option]();
})
}
var old = $.fn.tooltip;
$.fn.tooltip = Plugin;
$.fn.tooltip.Constructor = Tooltip;
$.fn.tooltip.noConflict = function () {
$.fn.tooltip = old;
return this;
};
})(jQuery);