93 lines
2.8 KiB
JavaScript
93 lines
2.8 KiB
JavaScript
require({cache:{
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'url:dijit/templates/MenuBar.html':"<div class=\"dijitMenuBar dijitMenuPassive\" data-dojo-attach-point=\"containerNode\" role=\"menubar\" tabIndex=\"${tabIndex}\" data-dojo-attach-event=\"onkeypress: _onKeyPress\"></div>\n"}});
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define("dijit/MenuBar", [
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"dojo/_base/declare", // declare
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"dojo/_base/event", // event.stop
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"dojo/keys", // keys.DOWN_ARROW
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"./_MenuBase",
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"dojo/text!./templates/MenuBar.html"
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], function(declare, event, keys, _MenuBase, template){
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// module:
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// dijit/MenuBar
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return declare("dijit.MenuBar", _MenuBase, {
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// summary:
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// A menu bar, listing menu choices horizontally, like the "File" menu in most desktop applications
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templateString: template,
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baseClass: "dijitMenuBar",
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// _isMenuBar: [protected] Boolean
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// This is a MenuBar widget, not a (vertical) Menu widget.
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_isMenuBar: true,
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postCreate: function(){
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this.inherited(arguments);
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var l = this.isLeftToRight();
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this.connectKeyNavHandlers(
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l ? [keys.LEFT_ARROW] : [keys.RIGHT_ARROW],
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l ? [keys.RIGHT_ARROW] : [keys.LEFT_ARROW]
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);
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// parameter to dijit.popup.open() about where to put popup (relative to this.domNode)
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this._orient = ["below"];
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},
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_moveToPopup: function(/*Event*/ evt){
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// summary:
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// This handles the down arrow key, opening a submenu if one exists.
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// Unlike _MenuBase._moveToPopup(), will never move to the next item in the MenuBar.
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// tags:
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// private
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if(this.focusedChild && this.focusedChild.popup && !this.focusedChild.disabled){
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this.onItemClick(this.focusedChild, evt);
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}
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},
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focusChild: function(item){
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// overload focusChild so that whenever the focus is moved to a new item,
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// check the previous focused whether it has its popup open, if so, after
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// focusing the new item, open its submenu immediately
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var prev_item = this.focusedChild,
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showpopup = prev_item && prev_item.popup && prev_item.popup.isShowingNow;
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this.inherited(arguments);
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if(showpopup && item.popup && !item.disabled){
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this._openPopup(true); // TODO: on down arrow, _openPopup() is called here and in onItemClick()
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}
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},
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_onKeyPress: function(/*Event*/ evt){
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// summary:
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// Handle keyboard based menu navigation.
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// tags:
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// protected
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if(evt.ctrlKey || evt.altKey){ return; }
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switch(evt.charOrCode){
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case keys.DOWN_ARROW:
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this._moveToPopup(evt);
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event.stop(evt);
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}
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},
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onItemClick: function(/*dijit/_WidgetBase*/ item, /*Event*/ evt){
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// summary:
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// Handle clicks on an item. Also called by _moveToPopup() due to a down-arrow key on the item.
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// Cancels a dropdown if already open and click is either mouse or space/enter.
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// Don't close dropdown due to down arrow.
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// tags:
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// private
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if(item.popup && item.popup.isShowingNow && (evt.type !== "keypress" || evt.keyCode !== keys.DOWN_ARROW)){
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item.popup.onCancel();
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}else{
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this.inherited(arguments);
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}
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}
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});
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});
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