mirror of
https://github.com/jquery/jquery-ui.git
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93 lines
2.2 KiB
JavaScript
93 lines
2.2 KiB
JavaScript
/*
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* jQuery UI menubar
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*
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* backported from Michael Lang's fork: http://www.nexul.com/prototypes/toolbar/demo.html
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*/
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(function($) {
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// TODO take non-menubar buttons into account
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$.widget("ui.menubar", {
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_create: function() {
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var self = this;
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var items = this.element.children("button, a");
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this.element.addClass('ui-menubar ui-widget-header ui-helper-clearfix');
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items.next("ul").each(function(i, elm) {
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$(elm).menu({
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select: function(event, ui) {
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ui.item.parents("ul:last").hide()
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self.options.select.apply(this, arguments);
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}
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}).hide().keydown(function(event) {
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var menu = $(this);
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if (menu.is(":hidden"))
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return;
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event.stopPropagation();
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switch (event.keyCode) {
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case $.ui.keyCode.LEFT:
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self.left(event);
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event.preventDefault();
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break;
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case $.ui.keyCode.RIGHT:
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self.right(event);
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event.preventDefault();
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break;
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case $.ui.keyCode.TAB:
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self[ event.shiftKey ? "left" : "right" ]( event );
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event.preventDefault();
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break;
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};
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});
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});
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items.each(function() {
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var input = $(this),
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menu = input.next("ul");
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input.bind("click focus mouseenter", function(event) {
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if (menu.length && (!/^mouse/.test(event.type) || self.active && self.active.is(":visible") )) {
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self._open(event, menu);
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}
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event.preventDefault();
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event.stopPropagation();
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}).button({
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icons: {
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secondary: menu.length ? 'ui-icon-triangle-1-s' : ''
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}
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});
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});
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$(document).click(function(event) {
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!$(event.target).closest(".ui-menubar").length && items.next("ul").hide();
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});
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},
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_open: function(event, menu) {
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this.active && this.active.menu("closeAll").hide();
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this.active = menu.show().position({
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my: "left top",
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at: "left bottom",
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offset: "0 -1",
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of: menu.prev()
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}).focus();
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},
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left: function(event) {
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var prev = this.active.prevAll( ".ui-menu" ).eq( 0 );
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if (prev.length) {
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this._open(event, prev);
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} else {
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this._open(event, this.element.children(".ui-menu:last"));
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}
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},
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right: function(event) {
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var next = this.active.nextAll( ".ui-menu" ).eq( 0 );
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if (next.length) {
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this._open(event, next);
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} else {
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this._open(event, this.element.children(".ui-menu:first"));
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}
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}
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});
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}(jQuery));
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