yzt
2023-05-26 de4278af2fd46705a40bac58ec01122db6b7f3d7
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define([
    "dojo/_base/declare", // declare
    "dojo/keys", // keys
    "dojo/text!./templates/Menu.html",
    "./_MenuBase"
], function(declare, keys, template, _MenuBase){
 
    // module:
    //      dijit/DropDownMenu
 
    return declare("dijit.DropDownMenu", _MenuBase, {
        // summary:
        //      A menu, without features for context menu (Meaning, drop down menu)
 
        templateString: template,
 
        baseClass: "dijitMenu",
 
        // Arrow key navigation
        _onUpArrow: function(){
            this.focusPrev();
        },
        _onDownArrow: function(){
            this.focusNext();
        },
        _onRightArrow: function(/*Event*/ evt){
            this._moveToPopup(evt);
            evt.stopPropagation();
            evt.preventDefault();
        },
        _onLeftArrow: function(/*Event*/ evt){
            if(this.parentMenu){
                if(this.parentMenu._isMenuBar){
                    this.parentMenu.focusPrev();
                }else{
                    this.onCancel(false);
                }
            }else{
                evt.stopPropagation();
                evt.preventDefault();
            }
        }
    });
});