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javascript - 表格宽度/div 不正确

转载 作者：行者123 更新时间：2023-11-28 14:07:02 26 4
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我正在使用 Javascript 方法来同步两个表的列宽。 HTML、CSS 和 Javascript 的代码如下。当 div 的大小等于或大于表格时，表格列同步良好，但当出现溢出时(当前隐藏，因为我稍后将添加滚动)表格列不对齐。我知道表格宽度和列宽设置得很好(我使用记录器检查每个的 style.width)，但它们显示错位了大约 12 像素。

一段时间以来，我真的对此感到困惑，并且真的可以使用帮助。想法？

CSS

 /*
APTEIT.css
Author: Steven T. Norris     Created: 2/28/2012
Updated By:                  Last Updated:
Copyright 2012

CSS stylesheet for default page of APTEIT
*/

/*Utilities Styles*/
.debug
{
    display:block;
}
.LOG_INFO
{
    color:blue;
}

.tbl
{
    border-collapse:collapse;
}
.tbl tr td
{
    border-width:1px;
    border-color:black;
    border-style:solid;
}

#headersDiv
{
    max-width:200px;
    overflow:hidden;
}
#dataDiv
{
    max-width:200px;
    overflow:hidden;
}
#headers
{
    table-layout:auto;
}
#data
{
    table-layout:auto;
}

HTML

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<%@language = "C#" inherits="APTEIT.Default"%>
<!--
Default.aspx
Author: Steven T. Norris    Created: 2/28/2012
Last Updated:   Updated By: 
Default page of APTEIT
-->
<link rel="stylesheet" type="text/css" href="CSS/APTEIT.css"/>
<script type="text/javascript" src="Utilities/Javascript/Utilities.js"></script>
<script type="text/javascript" src="Utilities/Javascript/jquery-1.7.1.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){
    HtmlLoggerControlInstance.getInstance().setLevel("debug",HtmlLogger.ALL);
    syncColumnWidths("headers",null,"data",null);
});
</script>
<html>
    <head>
        <title>APTEIT</title>
    </head>
    <body>
        <!--#include file="Utilities/Debug.aspx"-->
        <img src="Images/logo.png" />
        <div id="headersDiv">
            <table class="tbl" id="headers">
                <tr>
                    <td>head1</td>
                    <td>head2reallyreallylong</td>
                    <td>hd3</td>
                    <td>4</td>
                </tr>
            </table>
        </div>
        <div id="dataDiv" onscroll="syncScrolling('dataDiv','headersDiv');">
            <table class="tbl" id="data">
            <tr>
                <td>alsdja;lksdjaljkdf</td>
                <td>kdki</td>
                <td>k39</td>
                <td>lsjdl</td>
            </tr>
            <tr>
                <td>alsdja;lksdjaljkdf</td>
                <td>kdki</td>
                <td>k39</td>
                <td>lsjdl</td>
            </tr><tr>
                <td>alsdja;lksdjaljkdasdfaf</td>
                <td>kdki</td>
                <td>k39</td>
                <td>lsjdl</td>
            </tr><tr>
                <td>alsdja;lksdjaljkdf</td>
                <td>kdki</td>
                <td>k39</td>
                <td>lsjdl</td>
            </tr><tr>
                <td>alsdja;lksdjaljkdfs</td>
                <td>kdki</td>
                <td>k39</td>
                <td>lsjdl</td>
            </tr><tr>
                <td>alsdf</td>
                <td>kdki</td>
                <td>k39</td>
                <td>lsjdl</td>
            </tr>
            </table>
        </div>
    </body>
</html>

JavaScript

/*
Utilities.js
Author: Steven T. Norris     Created: 3/2/2012
Updated By:                  Last Updated:
Copyright 2012

Utility functions
Logs to debug window if using Debug.aspx or a logger named 'debug' with the HtmlLoggerControlInstance
*/

/*
Syncs column sizes between two tables. 

@param string table1 : First table to sync
@param int table1HeadRow : Row to use as column width sync for table1 (if null, uses first row)
@param string table2 : Second table to sync
@param int table2HeadRow : Row to use as column width sync for table2 (if null, uses first row)
*/
function syncColumnWidths(table1, table1HeadRow, table2, table2HeadRow) {
    var tableTotal = 0
    UtilLogger.log(HtmlLogger.INFO,"-Syncing Column Widths-")
    if((typeof table1 == "string" ||table1.constructor == String) && (typeof table2 == "string" ||table2.constructor == String)
        && (typeof table1HeadRow == "number" || table1HeadRow == null) && (typeof table2HeadRow == "number" || table1HeadRow == null)){
        tableOne = document.getElementById(table1);
        tableTwo = document.getElementById(table2);

        //Set row to check and get row
        if(table1HeadRow == null){
            t1Start = 0;
        }
        else{
            t1Start = table1HeadRow;
        }
        if(table2HeadRow == null){
            t2Start = 0;
        }
        else{
            t2Start = table2HeadRow;
        }
        t1Row = tableOne.rows[t1Start];
        t2Row = tableTwo.rows[t2Start];

        //Get end number
        if(t1Row.cells.length < t2Row.cells.length){
            tEnd = t1Row.cells.length;
        }
        else{
            tEnd = t2Row.cells.length;
        }

        //Sync widths
        for(i = 0; i < tEnd; i++){
            UtilLogger.log(HtmlLogger.CONFIG,"syncColumnWidths:t1 width:"+t1Row.cells[i].offsetWidth+"   t2 width:"+t2Row.cells[i].offsetWidth);
            if(t1Row.cells[i].offsetWidth > t2Row.cells[i].offsetWidth){
                t2Row.cells[i].style.width = t1Row.cells[i].offsetWidth+"px";
                t1Row.cells[i].style.width = t1Row.cells[i].offsetWidth+"px";
                UtilLogger.log(HtmlLogger.FINE,"syncColumnWidths:setting t2 width to t1");
                UtilLogger.log(HtmlLogger.FINER, "syncColumnwidths:t1 style width:" + t1Row.cells[i].style.width + "    t2 style width:" + t2Row.cells[i].style.width);
                tableTotal = tableTotal + t1Row.cells[i].offsetWidth
            }
            else{
                t1Row.cells[i].style.width = t2Row.cells[i].offsetWidth+"px";
                t2Row.cells[i].style.width = t2Row.cells[i].offsetWidth+"px";
                UtilLogger.log(HtmlLogger.FINE,"syncColumnWidths:setting t1 width to t2");
                UtilLogger.log(HtmlLogger.FINER,"syncColumnwidths:t1 style width:"+t1Row.cells[i].style.width+"    t2 style width:"+t2Row.cells[i].style.width);
                tableTotal = tableTotal + t2Row.cells[i].offsetWidth
            }
        }
        UtilLogger.log(HtmlLogger.FINE, "setting main table width to " + tableTotal);
        tableOne.style.width = tableTotal + "px"
        tableTwo.style.width = tableTotal + "px"
        UtilLogger.log(HtmlLogger.FINER, "tableOne width: " + tableOne.style.width);
        UtilLogger.log(HtmlLogger.FINER, "tableTwo width: " + tableTwo.style.width);

    }
    else{
        alert("syncColumnWidths takes parameters (string, int|null, string, int|null)");
    }
    UtilLogger.log(HtmlLogger.INFO,"-Syncing Column Widths Complete-");
}

/*
Syncs scrolling of two divs. Meant to be part of onscroll event for primary div 

@param string div1 : primary div. normally the div who's onclick event houses this method
@param string div2 : secondary div
*/
function syncScrolling(div1,div2){
    if((typeof div1 == "string" || div1.constructor == String) && (typeof div2 == "string" || div2.cosntructor == String)){
        $("#"+div2).scrollLeft($("#"+div1).scrollLeft());
    }
    else{
        alert("syncScrolling takes parameters (string, string)");
    }
}

最佳答案

在新主题中重复发布和回答

见下面的链接

Border and Padding width javascript

关于javascript - 表格宽度/div 不正确，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/9840662/

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