mirror of
https://github.com/jquery/jquery-ui.git
synced 2024-11-21 11:04:24 +00:00
436 lines
10 KiB
JavaScript
436 lines
10 KiB
JavaScript
/*
|
|
* jQuery UI @VERSION
|
|
*
|
|
* Copyright (c) 2008 Paul Bakaus (ui.jquery.com)
|
|
* Dual licensed under the MIT (MIT-LICENSE.txt)
|
|
* and GPL (GPL-LICENSE.txt) licenses.
|
|
*
|
|
* http://docs.jquery.com/UI
|
|
*/
|
|
;(function($) {
|
|
|
|
/** jQuery core modifications and additions **/
|
|
|
|
var _remove = $.fn.remove;
|
|
$.fn.remove = function() {
|
|
$("*", this).add(this).triggerHandler("remove");
|
|
return _remove.apply(this, arguments );
|
|
};
|
|
|
|
function isVisible(element) {
|
|
function checkStyles(element) {
|
|
var style = element.style;
|
|
return (style.display != 'none' && style.visibility != 'hidden');
|
|
}
|
|
|
|
var visible = checkStyles(element);
|
|
|
|
(visible && $.each($.dir(element, 'parentNode'), function() {
|
|
return (visible = checkStyles(this));
|
|
}));
|
|
|
|
return visible;
|
|
}
|
|
|
|
$.extend($.expr[':'], {
|
|
data: function(a, i, m) {
|
|
return $.data(a, m[3]);
|
|
},
|
|
|
|
// TODO: add support for object, area
|
|
tabbable: function(a, i, m) {
|
|
var nodeName = a.nodeName.toLowerCase();
|
|
|
|
return (
|
|
// in tab order
|
|
a.tabIndex >= 0 &&
|
|
|
|
( // filter node types that participate in the tab order
|
|
|
|
// anchor tag
|
|
('a' == nodeName && a.href) ||
|
|
|
|
// enabled form element
|
|
(/input|select|textarea|button/.test(nodeName) &&
|
|
'hidden' != a.type && !a.disabled)
|
|
) &&
|
|
|
|
// visible on page
|
|
isVisible(a)
|
|
);
|
|
}
|
|
});
|
|
|
|
$.keyCode = {
|
|
BACKSPACE: 8,
|
|
CAPS_LOCK: 20,
|
|
COMMA: 188,
|
|
CONTROL: 17,
|
|
DELETE: 46,
|
|
DOWN: 40,
|
|
END: 35,
|
|
ENTER: 13,
|
|
ESCAPE: 27,
|
|
HOME: 36,
|
|
INSERT: 45,
|
|
LEFT: 37,
|
|
NUMPAD_ADD: 107,
|
|
NUMPAD_DECIMAL: 110,
|
|
NUMPAD_DIVIDE: 111,
|
|
NUMPAD_ENTER: 108,
|
|
NUMPAD_MULTIPLY: 106,
|
|
NUMPAD_SUBTRACT: 109,
|
|
PAGE_DOWN: 34,
|
|
PAGE_UP: 33,
|
|
PERIOD: 190,
|
|
RIGHT: 39,
|
|
SHIFT: 16,
|
|
SPACE: 32,
|
|
TAB: 9,
|
|
UP: 38
|
|
};
|
|
|
|
// $.widget is a factory to create jQuery plugins
|
|
// taking some boilerplate code out of the plugin code
|
|
// created by Scott González and Jörn Zaefferer
|
|
function getter(namespace, plugin, method, args) {
|
|
function getMethods(type) {
|
|
var methods = $[namespace][plugin][type] || [];
|
|
return (typeof methods == 'string' ? methods.split(/,?\s+/) : methods);
|
|
}
|
|
|
|
var methods = getMethods('getter');
|
|
if (args.length == 1 && typeof args[0] == 'string') {
|
|
methods = methods.concat(getMethods('getterSetter'));
|
|
}
|
|
return ($.inArray(method, methods) != -1);
|
|
}
|
|
|
|
$.widget = function(name, prototype) {
|
|
var namespace = name.split(".")[0];
|
|
name = name.split(".")[1];
|
|
|
|
// create plugin method
|
|
$.fn[name] = function(options) {
|
|
var isMethodCall = (typeof options == 'string'),
|
|
args = Array.prototype.slice.call(arguments, 1);
|
|
|
|
// prevent calls to internal methods
|
|
if (isMethodCall && options.substring(0, 1) == '_') {
|
|
return this;
|
|
}
|
|
|
|
// handle getter methods
|
|
if (isMethodCall && getter(namespace, name, options, args)) {
|
|
var instance = $.data(this[0], name);
|
|
return (instance ? instance[options].apply(instance, args)
|
|
: undefined);
|
|
}
|
|
|
|
// handle initialization and non-getter methods
|
|
return this.each(function() {
|
|
var instance = $.data(this, name);
|
|
|
|
// constructor
|
|
(!instance && !isMethodCall &&
|
|
$.data(this, name, new $[namespace][name](this, options)));
|
|
|
|
// method call
|
|
(instance && isMethodCall && $.isFunction(instance[options]) &&
|
|
instance[options].apply(instance, args));
|
|
});
|
|
};
|
|
|
|
// create widget constructor
|
|
$[namespace][name] = function(element, options) {
|
|
var self = this;
|
|
|
|
this.widgetName = name;
|
|
this.widgetEventPrefix = $[namespace][name].eventPrefix || name;
|
|
this.widgetBaseClass = namespace + '-' + name;
|
|
|
|
this.options = $.extend({},
|
|
$.widget.defaults,
|
|
$[namespace][name].defaults,
|
|
$.metadata && $.metadata.get(element)[name],
|
|
options);
|
|
|
|
this.element = $(element)
|
|
.bind('setData.' + name, function(e, key, value) {
|
|
return self._setData(key, value);
|
|
})
|
|
.bind('getData.' + name, function(e, key) {
|
|
return self._getData(key);
|
|
})
|
|
.bind('remove', function() {
|
|
return self.destroy();
|
|
});
|
|
|
|
this._init();
|
|
};
|
|
|
|
// add widget prototype
|
|
$[namespace][name].prototype = $.extend({}, $.widget.prototype, prototype);
|
|
|
|
// TODO: merge getter and getterSetter properties from widget prototype
|
|
// and plugin prototype
|
|
$[namespace][name].getterSetter = 'option';
|
|
};
|
|
|
|
$.widget.prototype = {
|
|
_init: function() {},
|
|
destroy: function() {
|
|
this.element.removeData(this.widgetName);
|
|
},
|
|
|
|
option: function(key, value) {
|
|
var options = key,
|
|
self = this;
|
|
|
|
if (typeof key == "string") {
|
|
if (value === undefined) {
|
|
return this._getData(key);
|
|
}
|
|
options = {};
|
|
options[key] = value;
|
|
}
|
|
|
|
$.each(options, function(key, value) {
|
|
self._setData(key, value);
|
|
});
|
|
},
|
|
_getData: function(key) {
|
|
return this.options[key];
|
|
},
|
|
_setData: function(key, value) {
|
|
this.options[key] = value;
|
|
|
|
if (key == 'disabled') {
|
|
this.element[value ? 'addClass' : 'removeClass'](
|
|
this.widgetBaseClass + '-disabled');
|
|
}
|
|
},
|
|
|
|
enable: function() {
|
|
this._setData('disabled', false);
|
|
},
|
|
disable: function() {
|
|
this._setData('disabled', true);
|
|
},
|
|
|
|
_trigger: function(type, e, data) {
|
|
var eventName = (type == this.widgetEventPrefix
|
|
? type : this.widgetEventPrefix + type);
|
|
e = e || $.event.fix({ type: eventName, target: this.element[0] });
|
|
return this.element.triggerHandler(eventName, [e, data], this.options[type]);
|
|
}
|
|
};
|
|
|
|
$.widget.defaults = {
|
|
disabled: false
|
|
};
|
|
|
|
|
|
/** jQuery UI core **/
|
|
|
|
$.ui = {
|
|
plugin: {
|
|
add: function(module, option, set) {
|
|
var proto = $.ui[module].prototype;
|
|
for(var i in set) {
|
|
proto.plugins[i] = proto.plugins[i] || [];
|
|
proto.plugins[i].push([option, set[i]]);
|
|
}
|
|
},
|
|
call: function(instance, name, args) {
|
|
var set = instance.plugins[name];
|
|
if(!set) { return; }
|
|
|
|
for (var i = 0; i < set.length; i++) {
|
|
if (instance.options[set[i][0]]) {
|
|
set[i][1].apply(instance.element, args);
|
|
}
|
|
}
|
|
}
|
|
},
|
|
cssCache: {},
|
|
css: function(name) {
|
|
if ($.ui.cssCache[name]) { return $.ui.cssCache[name]; }
|
|
var tmp = $('<div class="ui-gen">').addClass(name).css({position:'absolute', top:'-5000px', left:'-5000px', display:'block'}).appendTo('body');
|
|
|
|
//if (!$.browser.safari)
|
|
//tmp.appendTo('body');
|
|
|
|
//Opera and Safari set width and height to 0px instead of auto
|
|
//Safari returns rgba(0,0,0,0) when bgcolor is not set
|
|
$.ui.cssCache[name] = !!(
|
|
(!(/auto|default/).test(tmp.css('cursor')) || (/^[1-9]/).test(tmp.css('height')) || (/^[1-9]/).test(tmp.css('width')) ||
|
|
!(/none/).test(tmp.css('backgroundImage')) || !(/transparent|rgba\(0, 0, 0, 0\)/).test(tmp.css('backgroundColor')))
|
|
);
|
|
try { $('body').get(0).removeChild(tmp.get(0)); } catch(e){}
|
|
return $.ui.cssCache[name];
|
|
},
|
|
disableSelection: function(el) {
|
|
return $(el)
|
|
.attr('unselectable', 'on')
|
|
.css('MozUserSelect', 'none')
|
|
.bind('selectstart.ui', function() { return false; });
|
|
},
|
|
enableSelection: function(el) {
|
|
return $(el)
|
|
.attr('unselectable', 'off')
|
|
.css('MozUserSelect', '')
|
|
.unbind('selectstart.ui');
|
|
},
|
|
hasScroll: function(e, a) {
|
|
|
|
//If overflow is hidden, the element might have extra content, but the user wants to hide it
|
|
if ($(e).css('overflow') == 'hidden') { return false; }
|
|
|
|
var scroll = (a && a == 'left') ? 'scrollLeft' : 'scrollTop',
|
|
has = false;
|
|
|
|
if (e[scroll] > 0) { return true; }
|
|
|
|
// TODO: determine which cases actually cause this to happen
|
|
// if the element doesn't have the scroll set, see if it's possible to
|
|
// set the scroll
|
|
e[scroll] = 1;
|
|
has = (e[scroll] > 0);
|
|
e[scroll] = 0;
|
|
return has;
|
|
}
|
|
};
|
|
|
|
|
|
/** Mouse Interaction Plugin **/
|
|
|
|
$.ui.mouse = {
|
|
_mouseInit: function() {
|
|
var self = this;
|
|
|
|
this.element.bind('mousedown.'+this.widgetName, function(e) {
|
|
return self._mouseDown(e);
|
|
});
|
|
|
|
// Prevent text selection in IE
|
|
if ($.browser.msie) {
|
|
this._mouseUnselectable = this.element.attr('unselectable');
|
|
this.element.attr('unselectable', 'on');
|
|
}
|
|
|
|
this.started = false;
|
|
},
|
|
|
|
// TODO: make sure destroying one instance of mouse doesn't mess with
|
|
// other instances of mouse
|
|
_mouseDestroy: function() {
|
|
this.element.unbind('.'+this.widgetName);
|
|
|
|
// Restore text selection in IE
|
|
($.browser.msie
|
|
&& this.element.attr('unselectable', this._mouseUnselectable));
|
|
},
|
|
|
|
_mouseDown: function(e) {
|
|
// we may have missed mouseup (out of window)
|
|
(this._mouseStarted && this._mouseUp(e));
|
|
|
|
this._mouseDownEvent = e;
|
|
|
|
var self = this,
|
|
btnIsLeft = (e.which == 1),
|
|
elIsCancel = (typeof this.options.cancel == "string" ? $(e.target).parents().add(e.target).filter(this.options.cancel).length : false);
|
|
if (!btnIsLeft || elIsCancel || !this._mouseCapture(e)) {
|
|
return true;
|
|
}
|
|
|
|
this.mouseDelayMet = !this.options.delay;
|
|
if (!this.mouseDelayMet) {
|
|
this._mouseDelayTimer = setTimeout(function() {
|
|
self.mouseDelayMet = true;
|
|
}, this.options.delay);
|
|
}
|
|
|
|
if (this._mouseDistanceMet(e) && this._mouseDelayMet(e)) {
|
|
this._mouseStarted = (this._mouseStart(e) !== false);
|
|
if (!this._mouseStarted) {
|
|
e.preventDefault();
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// these delegates are required to keep context
|
|
this._mouseMoveDelegate = function(e) {
|
|
return self._mouseMove(e);
|
|
};
|
|
this._mouseUpDelegate = function(e) {
|
|
return self._mouseUp(e);
|
|
};
|
|
$(document)
|
|
.bind('mousemove.'+this.widgetName, this._mouseMoveDelegate)
|
|
.bind('mouseup.'+this.widgetName, this._mouseUpDelegate);
|
|
|
|
return false;
|
|
},
|
|
|
|
_mouseMove: function(e) {
|
|
// IE mouseup check - mouseup happened when mouse was out of window
|
|
if ($.browser.msie && !e.button) {
|
|
return this._mouseUp(e);
|
|
}
|
|
|
|
if (this._mouseStarted) {
|
|
this._mouseDrag(e);
|
|
return false;
|
|
}
|
|
|
|
if (this._mouseDistanceMet(e) && this._mouseDelayMet(e)) {
|
|
this._mouseStarted =
|
|
(this._mouseStart(this._mouseDownEvent, e) !== false);
|
|
(this._mouseStarted ? this._mouseDrag(e) : this._mouseUp(e));
|
|
}
|
|
|
|
return !this._mouseStarted;
|
|
},
|
|
|
|
_mouseUp: function(e) {
|
|
$(document)
|
|
.unbind('mousemove.'+this.widgetName, this._mouseMoveDelegate)
|
|
.unbind('mouseup.'+this.widgetName, this._mouseUpDelegate);
|
|
|
|
if (this._mouseStarted) {
|
|
this._mouseStarted = false;
|
|
this._mouseStop(e);
|
|
}
|
|
|
|
return false;
|
|
},
|
|
|
|
_mouseDistanceMet: function(e) {
|
|
return (Math.max(
|
|
Math.abs(this._mouseDownEvent.pageX - e.pageX),
|
|
Math.abs(this._mouseDownEvent.pageY - e.pageY)
|
|
) >= this.options.distance
|
|
);
|
|
},
|
|
|
|
_mouseDelayMet: function(e) {
|
|
return this.mouseDelayMet;
|
|
},
|
|
|
|
// These are placeholder methods, to be overriden by extending plugin
|
|
_mouseStart: function(e) {},
|
|
_mouseDrag: function(e) {},
|
|
_mouseStop: function(e) {},
|
|
_mouseCapture: function(e) { return true; }
|
|
};
|
|
|
|
$.ui.mouse.defaults = {
|
|
cancel: null,
|
|
distance: 1,
|
|
delay: 0
|
|
};
|
|
|
|
})(jQuery);
|