1. 監聽鍵盤事件源和鍵盤動作來實現不同的操作
<script language="JavaScript" for="document" event="onkeydown">
<!--
//Form中的控件的名字都爲數字如:1,2,3 ...
//這樣在控件比較多的情況下可以比較容易對事件來源進行分類
var id=parseInt(event.srcElement.name);
var keyid = event.keyCode;
if(id>6 && id<76 )...{ //利用Form中控件的名字判斷
if(event.keyCode>=48 && event.keyCode <= 53 ) ...{//鍵盤橫行數字鍵0-5的鍵值
event.srcElement.value = event.keyCode-48;
event.keyCode=9; //Tab鍵;轉至下一項
}else if(event.keyCode>=0x60 && event.keyCode <= 0x65 )...{//鍵盤數字部分數字鍵0-5的鍵值
event.srcElement.value = event.keyCode-0x60;
event.keyCode=9;
playSound();
}
if(event.keyCode ==13)...{
event.keyCode =9;
document.form1.elements[id-1].focus();
}
} else ...{
if(event.keyCode ==13 && event.srcElement.type!='submit' )...{
event.keyCode = 9;
}
}
-->
</script>
2. 利用回車代替Tab鍵
<script language="javascript" for="document" event="onkeydown">
<!--
if(event.keyCode==13 && event.srcElement.type!='button' && event.srcElement.type!='submit' && event.srcElement.type!='reset' && event.srcElement.type!='textarea' && event.srcElement.type!='')
event.keyCode=9;
-->
</script>
附:鍵盤各鍵對應的鍵值 |
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值 描述/r 0x1 鼠標左鍵/r 0x2 鼠標右鍵/r 0x3 CANCEL 鍵/r 0x4 鼠標中鍵/r 0x8 BACKSPACE 鍵/r 0x9 TAB 鍵/r 0xC CLEAR 鍵/r 0xD ENTER 鍵/r 0x10 SHIFT 鍵/r 0x11 CTRL 鍵/r 0x12 MENU 鍵/r 0x13 PAUSE 鍵/r 0x14 CAPS LOCK 鍵/r 0x1B ESC 鍵/r 0x20 SPACEBAR 鍵/r 0x21 PAGE UP 鍵/r 0x22 PAGE DOWN 鍵/r 0x23 END 鍵/r 0x24 HOME 鍵/r 0x25 LEFT ARROW 鍵/r 0x26 UP ARROW 鍵/r 0x27 RIGHT ARROW 鍵/r 0x28 DOWN ARROW 鍵/r 0x29 SELECT 鍵/r 0x2A PRINT SCREEN 鍵/r 0x2B EXECUTE 鍵/r 0x2C SNAPSHOT 鍵/r 0x2D INSERT 鍵/r 0x2E DELETE 鍵/r 0x2F HELP 鍵/r 0x90 NUM LOCK 鍵/r A 至 Z 鍵與 A – Z 字母的 ASCII 碼相同: 值 描述/r 65 A 鍵/r 66 B 鍵/r 67 C 鍵/r 68 D 鍵/r 69 E 鍵/r 70 F 鍵/r 71 G 鍵/r 72 H 鍵/r 73 I 鍵/r 74 J 鍵/r 75 K 鍵/r 76 L 鍵/r 77 M 鍵/r 78 N 鍵/r 79 O 鍵/r 80 P 鍵/r 81 Q 鍵/r 82 R 鍵/r 83 S 鍵/r 84 T 鍵/r 85 U 鍵/r 86 V 鍵/r 87 W 鍵/r 88 X 鍵/r 89 Y 鍵/r 90 Z 鍵/r 0 至 9 鍵與數字 0 – 9 的 ASCII 碼相同: 值 描述/r 48 0 鍵/r 49 1 鍵/r 50 2 鍵/r 51 3 鍵/r 52 4 鍵/r 53 5 鍵/r 54 6 鍵/r 55 7 鍵/r 56 8 鍵/r 57 9 鍵/r 下列常數代表數字鍵盤上的鍵: 值 描述/r 0x60 0 鍵/r 0x61 1 鍵/r 0x62 2 鍵/r 0x63 3 鍵/r 0x64 4 鍵/r 0x65 5 鍵/r 0x66 6 鍵/r 0x67 7 鍵/r 0x68 8 鍵/r 0x69 9 鍵/r 0x6A MULTIPLICATION SIGN (*) 鍵/r 0x6B PLUS SIGN (+) 鍵/r 0x6C ENTER 鍵/r 0x6D MINUS SIGN (–) 鍵/r 0x6E DECIMAL POINT (.) 鍵/r 0x6F DIVISION SIGN (/) 鍵/r 下列常數代表功能鍵: 值 描述/r 0x70 F1 鍵/r 0x71 F2 鍵/r 0x72 F3 鍵/r 0x73 F4 鍵/r 0x74 F5 鍵/r 0x75 F6 鍵/r 0x76 F7 鍵/r 0x77 F8 鍵/r 0x78 F9 鍵/r 0x79 F10 鍵/r 0x7A F11 鍵/r 0x7B F12 鍵/r 0x7C F13 鍵/r 0x7D F14 鍵/r 0x7E F15 鍵/r 0x7F F16 鍵/r |
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