阿七
级别: 未验证会员
精华:
0
发帖: 909
威望: 0 点
金钱: 2161 RMB
贡献值: 0 点
在线时间:512(小时)
注册时间:2006-03-29
最后登录:2008-08-07
|
如何在网页上实现进度条
如何在网页上实现进度条 $(3uOsy 出处 (Ux[[ syRN4 进度条的实现可以通过下面的javascript实现:
J smB^ <table align="center"><tr><td> z?4=h Sy <div style="font-size:8pt;padding:2px;border:solid black 1px"> G{+2xN
a( <span id="progress1"> </span> dq(E&`SzK <span id="progress2"> </span> p-xd k|'[ <span id="progress3"> </span>
K3L"^a <span id="progress4"> </span> $Zxt&a <span id="progress5"> </span> "TNVD"RLY <span id="progress6"> </span> z6I%wh <span id="progress7"> </span> Z|I-BPyn <span id="progress8"> </span> GWdSSr> <span id="progress9"> </span> U7h(-dV
</div> BZ+;n
|<r </td></tr></table> !p',Za <script language="javascript"> s7l23*Czl var progressEnd = 9; // set to number of progress <span>'s. nR[^|CAR var progressColor = 'blue'; // set to progress bar color [pL*@9Sa& var progressInterval = 1000; // set to time between updates (milli-seconds)
JRY_nX Ys3uPs var progressAt = progressEnd; 6e.[,-eU var progressTimer; Q+'nw9:;T function progress_clear() { ~x#vZ=]8 for (var i = 1; i <= progressEnd; i++) document.getElementById('progress'+i).style.backgroundColor = 'transparent'; Xb,T{.3@ progressAt = 0; Da_()e[9p } +D`*\d1 function progress_update() { R/~,i;d> progressAt++; )+EN$*H if (progressAt > progressEnd) progress_clear(); E
oe}l
else document.getElementById('progress'+progressAt).style.backgroundColor = progressColor; ]C!?HQ{bsf progressTimer = setTimeout('progress_update()',progressInterval); S&wzB)#' } g`[$XiR function progress_stop() { >{nH v) clearTimeout(progressTimer); a
<wL#Id progress_clear();
#^0( } E ]f)Os$ progress_update(); // start progress bar WU)Ss`s \ </script> FFvCi@oT 实现的原理就是通过修改spanid的backgroundColor 值和setTimeout('progress_update()',progressInterval); BJy;-(JP 定时器函数来实现的。
|
|
[楼 主]
|
Posted: 2006-04-03 14:41 |
| |