文档介绍：键盘KeyCodekeycode0=keycode1=keycode2=keycode3=keycode4=keycode5=keycode6=keycode7=keycode8=BackSpaceBackSpacekeycode9=TabTabkeycode10=keycode11=keycode12=Clearkeycode13=Enterkeycode14=keycode15=keycode16=Shift_Lkeycode17=Control_Lkeycode18=Alt_Lkeycode19=Pausekeycode20=Caps_Lockkeycode21=keycode22=keycode23=keycode24=keycode25=keycode26=keycode27=EscapeEscapekeycode28=keycode29=keycode30=keycode31=keycode32=spacespacekeycode33=Priorkeycode34=Nextkeycode35=Endkeycode36=Homekeycode37=Leftkeycode38=Upkeycode39=Rightkeycode40=Downkeycode42=Printkeycode43=Executekeycode44=keycode45=Insertkeycode46=Deletekeycode47=Helpkeycode48=0equalbracerightkeycode49=1exclamonesuperiorkeycode50=2quotedbltwosuperiorkeycode51=3sectionthreesuperiorkeycode52=4dollarkeycode53=5percentkeycode54=6ampersandkeycode55=7slashbraceleftkeycode56=8parenleftbracketleftkeycode57=9parenrightbracketrightkeycode58=keycode59=keycode60=keycode61=keycode62=keycode63=keycode64=keycode65=aAkeycode66=keycode68=dDkeycode69=eEEuroSignkeycode70=fFkeycode71=gGkeycode72=hHkeycode73=iIkeycode74=jJkeycode75=kKkeycode76=lLkeycode77=mMmukeycode78=nNkeycode79=oOkeycode80=pPkeycode81=qQatkeycode82=rRkeycode83=sSkeycode84=tTkeycode86=vVkeycode87=wWkeycode88=xXkeycode89=yYkeycode90=zZkeycode91=keycode92=keycode93=keycode94=keycode95=keycode96=KP_0KP_0keycode97=KP_1KP_1keycode98=KP_2KP_2keycode99=KP_3KP_3keycode100=KP_4KP_4keycode101=KP_5KP_5keycode102=KP_6KP_6keycode103=KP_7KP_7keycode104=KP_8KP_8keycode105=KP_9KP_9keycode106=KP_MultiplyKP_Multiplykeycode107=KP_AddKP_Addkeycode108=KP_SeparatorKP_Separatorkeycode109=KP_SubtractKP_Subtractkeycode110=KP_DecimalKP_Decimalkeycode111=KP_DivideKP_Dividekeycode112=F1keycode113=F2keycode114=F3keycode115=F4keycode116=F5keycode117=F6keycode118=F7keycode119=F8keycode120=F9keycode121=F10keycode122=F11keycode123=F12keycode124=F13keycode125=F14keycode126=F15keycode127=F16keycode128=F17keycode130=F19keycode131=F20keycode132=F21keycode133=F22keycode134=F23keycode135=F24keycode136=Num_Lockke