tt-rss/lib/dijit/MenuBar.js
2011-11-08 20:40:44 +04:00

77 lines
2.4 KiB
JavaScript

/*
Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved.
Available via Academic Free License >= 2.1 OR the modified BSD license.
see: http://dojotoolkit.org/license for details
*/
if(!dojo._hasResource["dijit.MenuBar"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
dojo._hasResource["dijit.MenuBar"] = true;
dojo.provide("dijit.MenuBar");
dojo.require("dijit.Menu");
dojo.declare("dijit.MenuBar", dijit._MenuBase, {
// summary:
// A menu bar, listing menu choices horizontally, like the "File" menu in most desktop applications
templateString: dojo.cache("dijit", "templates/MenuBar.html", "<div class=\"dijitMenuBar dijitMenuPassive\" dojoAttachPoint=\"containerNode\" role=\"menubar\" tabIndex=\"${tabIndex}\" dojoAttachEvent=\"onkeypress: _onKeyPress\"></div>\n"),
baseClass: "dijitMenuBar",
// _isMenuBar: [protected] Boolean
// This is a MenuBar widget, not a (vertical) Menu widget.
_isMenuBar: true,
postCreate: function(){
var k = dojo.keys, l = this.isLeftToRight();
this.connectKeyNavHandlers(
l ? [k.LEFT_ARROW] : [k.RIGHT_ARROW],
l ? [k.RIGHT_ARROW] : [k.LEFT_ARROW]
);
// parameter to dijit.popup.open() about where to put popup (relative to this.domNode)
this._orient = this.isLeftToRight() ? {BL: 'TL'} : {BR: 'TR'};
},
focusChild: function(item){
// overload focusChild so that whenever the focus is moved to a new item,
// check the previous focused whether it has its popup open, if so, after
// focusing the new item, open its submenu immediately
var prev_item = this.focusedChild,
showpopup = prev_item && prev_item.popup && prev_item.popup.isShowingNow;
this.inherited(arguments);
if(showpopup && item.popup && !item.disabled){
this._openPopup(); // TODO: on down arrow, _openPopup() is called here and in onItemClick()
}
},
_onKeyPress: function(/*Event*/ evt){
// summary:
// Handle keyboard based menu navigation.
// tags:
// protected
if(evt.ctrlKey || evt.altKey){ return; }
switch(evt.charOrCode){
case dojo.keys.DOWN_ARROW:
this._moveToPopup(evt);
dojo.stopEvent(evt);
}
},
onItemClick: function(/*dijit._Widget*/ item, /*Event*/ evt){
// summary:
// Handle clicks on an item. Cancels a dropdown if already open.
// tags:
// private
if(item.popup && item.popup.isShowingNow){
item.popup.onCancel();
}else{
this.inherited(arguments);
}
}
});
}