1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
|
/*
* jQuery UI menubar
*
* backported from Michael Lang's fork: http://www.nexul.com/prototypes/toolbar/demo.html
*/
(function($) {
// TODO take non-menubar buttons into account
$.widget("ui.menubar", {
options: {
buttons: false,
menuIcon: false
},
_create: function() {
var self = this;
var items = this.items = this.element.children("button, a");
var o = this.options;
this.element.addClass('ui-menubar ui-widget-header ui-helper-clearfix');
this._focusable(items);
this._hoverable(items);
items.next("ul").each(function(i, elm) {
$(elm).menu({
select: function(event, ui) {
ui.item.parents("ul:last").hide()
self.options.select.apply(this, arguments);
}
}).hide().keydown(function(event) {
var menu = $(this);
if (menu.is(":hidden"))
return;
event.stopPropagation();
switch (event.keyCode) {
case $.ui.keyCode.LEFT:
self.left(event);
event.preventDefault();
break;
case $.ui.keyCode.RIGHT:
self.right(event);
event.preventDefault();
break;
};
}).blur(function() {
$(this).hide().prev().removeClass("ui-state-active").removeAttr("tabIndex");
self.timer = setTimeout(function() {
self.open = false;
}, 13);
});
});
items.each(function() {
var input = $(this),
menu = input.next("ul");
input.bind("click focus mouseenter", function(event) {
event.preventDefault();
event.stopPropagation();
if (menu.is(":visible") && self.active && self.active[0] == menu[0]) {
self._close();
return;
}
if (menu.length && (self.open || event.type == "click")) {
self._open(event, menu);
}
})
.bind( "keydown", function( event ) {
switch ( event.keyCode ) {
case $.ui.keyCode.UP:
case $.ui.keyCode.DOWN:
self._open( event, $( this ).next() );
event.preventDefault();
break;
}
})
.addClass("ui-button ui-widget ui-button-text-only ui-menubar-link")
.wrapInner("<span class='ui-button-text'></span>");
if (o.menuIcon) {
input.addClass("ui-state-default").append("<span class='ui-button-icon-secondary ui-icon ui-icon-triangle-1-s'></span>");
input.removeClass("ui-button-text-only").addClass("ui-button-text-icon-secondary");
}
if (!o.buttons) {
input.addClass('ui-menubar-link').removeClass('ui-state-default');
};
});
self._bind(document, {
click: function(event) {
!$(event.target).closest(".ui-menubar").length && self._close();
}
})
self._bind({
keyup: function(event) {
if (event.keyCode == $.ui.keyCode.ESCAPE) {
self._close();
}
}
});
},
_close: function() {
this.items.next("ul").hide();
this.items.removeClass("ui-state-active").removeAttr("tabIndex");
this.open = false;
},
_open: function(event, menu) {
if (this.active) {
this.active.menu("closeAll").hide();
this.active.prev().removeClass("ui-state-active").removeAttr("tabIndex");
}
clearTimeout(this.timer);
this.open = true;
// set tabIndex -1 to have the button skipped on shift-tab when menu is open (it gets focus)
var button = menu.prev().addClass("ui-state-active").attr("tabIndex", -1);
this.active = menu.show().position({
my: "left top",
at: "left bottom",
of: button
}).focus();
},
left: function(event) {
var prev = this.active.prevAll( ".ui-menu" ).eq( 0 );
if (prev.length) {
this._open(event, prev);
} else {
this._open(event, this.element.children(".ui-menu:last"));
}
},
right: function(event) {
var next = this.active.nextAll( ".ui-menu" ).eq( 0 );
if (next.length) {
this._open(event, next);
} else {
this._open(event, this.element.children(".ui-menu:first"));
}
}
});
}(jQuery));
|
