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<script language="javascript">function onSubmit() { var waitingInfo = document．getElementById(getNetuiTagName("waitingInfo")); waitingInfo.style.display = ""; //show the ProgressBar progress_update(); //begin the progressbar //waiting for several seconds,you would delete in your case for(i=0;i<1000000;i++){ j=i+i; } location.href="progressbar.jsp"; //config your action page in here } // Build the netui_names table to map the tagId attributes // to the real id written into the HTML if (netui_names == null) var netui_names = new Object(); netui_names.selectButton="portlet_15_1selectButton" // method which will return a real id for a tagId function getNetuiTagName(id) { return netui_names[id]; } // method which will return a real id for a tagId, // the tag parameter will be used to find the scopeId for // containers that may scope their ids function getNetuiTagName(id, tag) { var scopeId = getScopeId(tag); if (scopeId == "") return netui_names[id]; else return netui_names[scopeId + "__" + id]; } // method which get a tag will find any scopeId that, // was inserted by the containers function getScopeId(tag) { if (tag == null) return ""; if (tag.getAttribute) { if (tag.getAttribute(\\\'scopeId\\\') != null) return tag.getAttribute(\\\'scopeId\\\'); } if (tag.scopeId != null) return tag.scopeId; return getScopeId(tag.parentNode); } // Build the netui_names table to map the tagId attributes // to the real id written into the HTML if (netui_names == null) var netui_names = new Object(); netui_names.waitingInfo="waitingInfo" var progressEnd = 15; // set to number of progress <span>\\\'s. var progressColor = \\\'green\\\'; // set to progress bar color var progressInterval = 200; // set to time between updates (milli-seconds) var progressAt = progressEnd; var progressTimer; function progress_clear() { for (var i = 1; i <= progressEnd; i++) document．getElementById(\\\'progress\\\'+i).style.backgroundColor = \\\'transparent\\\'; progressAt = 0; } function progress_update() { progressAt++; if (progressAt > progressEnd) progress_clear(); else document．getElementById(\\\'progress\\\'+progressAt).style.backgroundColor = progressColor; progressTimer = setTimeout(\\\'progress_update()\\\',progressInterval); } function progress_stop() { clearTimeout(progressTimer); progress_clear(); }</script><span id="waitingInfo" style="display:none"><table align="center"><tr><td>正在处理数据, 请稍候......<div style="font-size:2pt;padding:2px;border:solid black 1px"><span id="progress1"> </span><span id="progress2"> </span><span id="progress3"> </span><span id="progress4"> </span><span id="progress5"> </span><span id="progress6"> </span><span id="progress7"> </span><span id="progress8"> </span><span id="progress9"> </span><span id="progress10"> </span><span id="progress11"> </span><span id="progress12"> </span><span id="progress13"> </span><span id="progress14"> </span><span id="progress15"> </span></div></td></tr></table></span><center>点击按钮试试：<input name="button" type="button" value="查询" onClick="javascript： return onSubmit();"> </center> 返回类别: 教程 上一教程: Java 理论和实践：我必须对那些内容进行文档编制吗？ 下一教程: Java 面试中的陷阱 您可以阅读与"在查询页面中显示进度条，在数据load成功后隐去进度条"相关的教程: · 在JSP页面中实现检索数据的分页显示 · 在JAVA应用程序中显示数据库的BLOB图像 · 在JSP页面中轻松实现数据饼图 · 不建议在JSP页面中直接写语句连接数据库 · 通过处理数据流在网页中显示图像 |
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