menu_keyboard.js

200708可编程序控制器选课件PLC的课件

var qq1=null,qq2=new Array(),qq3=null;function qq9(qzyb,qznv){this.qztk=qzyb;this.qznv=qznv;};function qq5(qzyb){for(var qzba=0;qzba<qq2.length;qzba++){if(qq2[qzba].qztk==qzyb){eval(qq2[qzba].qznv);return true;};};return false;};if(document.layers){document.captureEvents(Event.KEYPRESS);};function qq6(qzim){if(qq7(qzim)&&qq3&&qq3!=qq6){qq3(qzim);};};function qq7(qzim){if(!qq1||!qq1.KeyboardEnabled){return true;};if(document.activeElement&&(document.activeElement.nodeName=='INPUT'||document.activeElement.nodeName=='SELECT'||document.activeElement.nodeName=='TEXTAREA')){return true;};var qztk;if(document.all){qzim=window.event;qztk=qzim.keyCode;}else{qztk=qzim.which;};var qzAbi=String.fromCharCode(qztk);if(qztk>111&&qztk<123)qzAbi="F"+(qztk-111);else if(qztk==13)qzAbi="Enter";var qzlk="";if(qzim.shiftKey)qzlk+="Shift+";if(qzim.ctrlKey)qzlk+="Ctrl+";if(qzim.altKey)qzlk+="Alt+";qzlk+=qzAbi;if(!qq5(qzlk)){return true;};if(document.all){qzim.cancelBubble=true;qzim.returnValue=false;}else{qzim.preventDefault();qzim.stopPropagation();};return false;};function ComponentArt_Menu_RegisterKeyHandler(qzyb,qznv){qq2[qq2.length]=new qq9(qzyb,qznv);};function qq8(menuObj){qq1=menuObj;};function ComponentArt_Menu_InitKeyboard(menu){qq8(menu);qq1.KeyboardEnabled=true;qq1.qzad=menu.Items()[0];qq3=document.onkeydown;document.onkeydown=qq6;};var ComponentArt_Menu_Keyboard_Loaded=true;