用js封装的时间设置器-Dreamweaver教程

<style type="text/css">
body {
background-color: #d4d0c8;
}
.m_frameborder {
border-left: 2px inset #d4d0c8;
border-top: 2px inset #d4d0c8;
border-right: 2px inset #ffffff;
border-bottom: 2px inset #ffffff;
width: 100px;
height: 19px;
background-color: #ffffff;
overflow: hidden;
text-align: right;
font-family: "tahoma";
font-size: 10px;
}
.m_arrow {
width: 16px;
height: 8px;
font-family: "webdings";
font-size: 7px;
line-height: 2px;
padding-left: 2px;
cursor: default;
}
.m_input {
width: 18px;
height: 14px;
border: 0px solid black;
font-family: "tahoma";
font-size: 9px;
text-align: right;
}
</style>

<script language="javascript">
// written by cloudchen, 2004/03/15
function minute(name,fname) {
this.name = name;
this.fname = fname || "m_input";
this.timer = null;
this.fobj = null;

this.tostring = function() {
var objdate = new date();
var sminute_common = "class=/"m_input/" maxlength=/"2/" name=/"" this.fname "/" onfocus=/"" this.name ".setfocusobj(this)/" onblur=/"" this.name ".settime(this)/" onkeyup=/"" this.name ".prevent(this)/" onkeypress=/"if (!/[0-9]/.test(string.fromcharcode(event.keycode)))event.keycode=0/" onpaste=/"return false/" ondragenter=/"return false/" style=/"ime-mode:disabled/"";
var sbutton_common = "class=/"m_arrow/" onfocus=/"this.blur()/" onmouseup=/"" this.name ".controltime()/" disabled"
var str = "";
str = "<table border=/"0/" cellspacing=/"0/" cellpadding=/"0/">"
str = "<tr>"
str = "<td>"
str = "<div class=/"m_frameborder/">"
str = "<input radix=/"24/" value=/"" this.formattime(objdate.gethours()) "/" " sminute_common ">:"
str = "<input radix=/"60/" value=/"" this.formattime(objdate.getminutes()) "/" " sminute_common ">:"
str = "<input radix=/"60/" value=/"" this.formattime(objdate.getseconds()) "/" " sminute_common ">"
str = "</div>"
str = "</td>"
str = "<td>"
str = "<table border=/"0/" cellspacing=/"2/" cellpadding=/"0/">"
str = "<tr><td><button id=/"" this.fname "_up/" " sbutton_common ">5</button></td></tr>"
str = "<tr><td><button id=/"" this.fname "_down/" " sbutton_common ">6</button></td></tr>"
str = "</table>"
str = "</td>"
str = "</tr>"
str = "</table>"|||
return str;
}
this.play = function() {
this.timer = setinterval(this.name ".playback()",1000);
}
this.formattime = function(stime) {
stime = ("0" stime);
return stime.substr(stime.length-2);
}
this.playback = function() {
var objdate = new date();
var arrdate = [objdate.gethours(),objdate.getminutes(),objdate.getseconds()];
var objminute = document.getelementsbyname(this.fname);
for (var i=0;i<objminute.length;i ) {
objminute[i].value = this.formattime(arrdate[i])
}
}
this.prevent = function(obj) {
clearinterval(this.timer);
this.setfocusobj(obj);
var value = parseint(obj.value,10);
var radix = parseint(obj.radix,10)-1;
if (obj.value>radix||obj.value<0) {
obj.value = obj.value.substr(0,1);
}
}
this.controltime = function(cmd) {
event.cancelbubble = true;
if (!this.fobj) return;
clearinterval(this.timer);
var cmd = event.srcelement.innertext=="5"?true:false;
var i = parseint(this.fobj.value,10);
var radix = parseint(this.fobj.radix,10)-1;
if (i==radix&&cmd) {
i = 0;
} else if (i==0&&!cmd) {
i = radix;
} else {
cmd?i :i--;
}
this.fobj.value = this.formattime(i);
this.fobj.select();
}
this.settime = function(obj) {
obj.value = this.formattime(obj.value);
}
this.setfocusobj = function(obj) {
eval(this.fname "_up").disabled = eval(this.fname "_down").disabled = false;
this.fobj = obj;
}
this.gettime = function() {
var arrtime = new array(2);
for (var i=0;i<document.getelementsbyname(this.fname).length;i ) {
arrtime[i] = document.getelementsbyname(this.fname)[i].value;
}
return arrtime.join(":")
}
}
var m = new minute("m");
document.write(m);
m.play();
</script>

<button onclick="alert(m.gettime())" style="font:8px webdings;width:15px;height:15px;line-height:6px;">4</button>
<button style="font:10px arial;height:15px;height:16px;border:0px;" onfocus="this.blur()">get time-value</button>