Question

Cell change color onHover

Asked by: we11er

I want to make a cell change colour when the mouse hovers over it, so I can create a "pretty" contents table.  I just found this code from a site:

<tr bgcolor="#CCCCCC" bordercolor="#000000">
    <th height="18" width="326"
    onMouseOver="style.backgroundColor='#DDDDDD'; style.cursor='hand';"
    onMouseOut="style.backgroundColor='#CCCCCC';" onClick="'http://www.link.com'"><a
    href="http://www.link.com" class="menu">Link</a></th>
  </tr>


And I was wondering if there was a way to avoid having to specify the colour change for each cell, i.e use a style sheet, or something?  Or maybe there is a better way of making the colour change in the first place.  Any help would be appreciated.  Thanks.

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Asked On
2001-11-19 at 06:51:19ID20235553
Tags

onhover

Topic

Hypertext Markup Language (HTML)

Participating Experts
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Answers

 

by: BatalfPosted on 2001-11-19 at 07:02:54ID: 6641826

I don't think you could specify a "rule" for event-handlers.

But this could maybe make your code a little bit easier to maintain:
<head>
        <script>
        function changeStyle(obj)
        {
                 obj.style.backgroundColor="#DDDDDD";
                 style.cursor="hand";

        }
        function changeStyle2(obj)
        {
                 obj.style.backgroundColor="#CCCCCC";
        }
        </script>
</head>

<body>

<table>

<tr bgcolor="#CCCCCC" bordercolor="#000000">
   <th height="18" width="326"
   onMouseOver="changeStyle(this);"
   onMouseOut="changeStyle2(this)" onClick="'http://www.link.com'"><a
   href="http://www.link.com" class="menu">Link</a></th>
 </tr>
</table>

 

by: we11erPosted on 2001-11-19 at 07:28:41ID: 6641906

OK, I'll leave the question open for a while, but one extra thing - how can I change the text in the status bar to show the link address when the cursor is over the cell but not over the link?

 

by: BatalfPosted on 2001-11-19 at 07:42:34ID: 6641942

You could do that using the link-array

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">

<html>
<head>
        <title>Untitled</title>
        <script>
        function changeStyle(obj,link)
        {
                 obj.style.backgroundColor="#DDDDDD";
                 style.cursor='hand';
                self.status=document.links[link].href;status;return true;

        }
        function changeStyle2(obj)
        {
                 obj.style.backgroundColor="#CCCCCC";
                 self.status='';return true;
        }
        </script>
</head>

<body>

<table>
<tr><td>Table cell1</td><td>Table cell</td></tr>
<tr><td>Table cell3</td><td>Table cell4</td></tr>
<tr bgcolor="#CCCCCC" bordercolor="#000000">
   <th height="18" width="326"
   onMouseOver="changeStyle(this,'0');"
   onMouseOut="changeStyle2(this)" onClick="'http://www.link.com'"><a
   href="http://www.link.com" class="menu">Link</a></th>
 </tr>
</table>



</body>
</html>


the value'0' in changeStyle(this,'0'); represents the element number in the linkarray. You have to increase this number with one for each table cell. I don't know any better way to do this.

 

by: NushiPosted on 2001-11-21 at 06:39:59ID: 6647693

the best way is to use style sheets.

in the style block you define the style you want and in the even you define the class you want to use.
the only thing you have to change is the style properties.

<html>
<head>
<style>
     .classA{
          text-align : center;
          background-color : Yellow;
          border : medium ridge #F08080;
          font-wecolor: Blue;
          font-weight : bold;
     }
</style>
</head>

<body>
<span id='text1' onmouseout="out(this)" onmouseover="over(this)">move over here with the mouse</span>
<script>
function out( obj ){     obj.className = "";     }
function over( obj ){     obj.className = "classA";     }
</script>

</body>
</html>

 

by: NushiPosted on 2001-11-21 at 06:40:34ID: 6647697

just copy the text and save as html file.

Nushi.

 

by: webdiva69Posted on 2001-11-26 at 20:49:19ID: 6654351

I have this on a site of mine here is how I did it, play around with the settings in the style sheet to change the colors and look:
<style>
.tdnav {
          background: 014E20;
          border-style:solid;
          border-width:1px;
          border-color:009933;
          color:lime;
          font-size: smaller;
          cursor: hand;
          text-align: center;
     }

</style>


<table width="100%" align="center" border="0" bordercolor="red">
<tbody>
<tr width="100%">
     <td class="tdnav" onmouseover="this.style.background='black';" onclick="window.location.href='index.htm?do=Products'"
     onmouseout="this.style.background='014E20';">Products</td>
    <td class="tdnav" onmouseover="this.style.background='black';" onclick="window.location.href='index.htm?do=Clients'"
     onmouseout="this.style.background='014E20';">Clients</td>
     <td class="tdnav" onmouseover="this.style.background='black';" onclick="window.location.href='index.htm?do=Missions'"
     onmouseout="this.style.background='014E20';">Missions</td>
     <td class="tdnav" onmouseover="this.style.background='black';" onclick="window.location.href='index.htm?do=Reports'"
     onmouseout="this.style.background='014E20';">Reports</td>
</tr>
</tbody>
</table>

 

by: COBOLdinosaurPosted on 2001-11-27 at 08:05:23ID: 6655560

webdiva69,

Welcome to Experts-exchange.  Please read the guidelines for comments and answers.

What you posted as "answer" is exactly what the questioner has said they want to avoid.  In the future please read the question. The normal conduct for experts in the forum is to post comments, not answers.  By "answering" the question you have lock the question out of the active list and reduce the possibility that another expert will post a solution.

I recommend that you observe how the other experts conduct themselves while you are still learning the site.

I will ask the moderators to review the question and reject your answer.

Cd&

 

by: ComTechPosted on 2001-11-27 at 08:23:50ID: 6655632

Hello webdiva69, we here at Experts-Exchange prefer to use the Comment Button, there are reasons for this.  If you will kindly read the Tips on Commnets and Answers below this box, the go to *click here* link, you will be able to read the site rules for Experts on EE.

Thanks and Welcome to EE
ComTech
Community Support Moderator

I have rejected you Proposed Answer for the reasons above.

 

by: webdiva69Posted on 2001-11-27 at 08:30:01ID: 6655662

ComTech yes 2 people have already said the same thing...
Anyway Adding it as a comment:

I have this on a site of mine here is how I did it, play around with the settings in the style sheet
to change the colors and look:
<style>
.tdnav {
         background: 014E20;
         border-style:solid;
         border-width:1px;
         border-color:009933;
         color:lime;
         font-size: smaller;
         cursor: hand;
         text-align: center;
    }

</style>


<table width="100%" align="center" border="0" bordercolor="red">
<tbody>
<tr width="100%">
    <td class="tdnav" onmouseover="this.style.background='black';" onclick="window.location.href='index.htm?do=Products'"
    onmouseout="this.style.background='014E20';">Products</td>
   <td class="tdnav" onmouseover="this.style.background='black';" onclick="window.location.href='index.htm?do=Clients'"
    onmouseout="this.style.background='014E20';">Clients</td>
    <td class="tdnav" onmouseover="this.style.background='black';" onclick="window.location.href='index.htm?do=Missions'"
    onmouseout="this.style.background='014E20';">Missions</td>
    <td class="tdnav" onmouseover="this.style.background='black';" onclick="window.location.href='index.htm?do=Reports'"
    onmouseout="this.style.background='014E20';">Reports</td>
</tr>
</tbody>
</table>

 

by: COBOLdinosaurPosted on 2001-11-27 at 08:32:43ID: 6655675

There are some bits and pieces here, but everyone seems reluctant
to bite the bullet and do it the right way.

we11er,

It is not reasonable to expect to implement a mouseevent at a detailed
level without having to code it at the detail level.  If you think
there is too much coding involved then don't do the effect.  I suppose
you could script something at the body level to test for mousemove
events and then map the cursor position to the position where a cell
might be at the current resolution.  Of course you would impair
performance and end up writing even more code but you might save a
line of code for each cell.  Nothing is free, and nothing comes
without work.

What you can do is reduce the amount of future work for making
changes by structing things properly.

Declare both styles to be used in the head:

<style>
   .overclass {background-color:blue}
   .outclass {background-color:red}
</style>

then  do the cells this way.

<td class="outclass"
           onMouseover="this.className='overclass'"
           onMouseout="this.className='outclass'">

The code is the same for evey cell just cut and paste.  If that is
too much coding, you probably are best to avoid web development as
as carreer or hobby.

Cd&

 

by: we11erPosted on 2001-12-03 at 07:12:36ID: 6664191

OK, I've accepted COBOLdinosaur's comment - I know everybody posted similar solutions, but this one seemed to have everything I wanted - I can change the style of all the hover cells by modifying one stylesheet entry, rather than going through all the HTML code of the file(s), and replacing, for example, #FFFFFF with #FFFFCC.

 

by: we11erPosted on 2001-12-03 at 07:13:42ID: 6664193

...and it's simple

 

by: COBOLdinosaurPosted on 2001-12-05 at 05:26:03ID: 6667128

Glad we could help.  Thanks for the A. :^)

Cd&

 

by: webdiva69Posted on 2001-12-11 at 17:10:30ID: 6672425

gotta love how you give nice detailed code, someone cuts the code down just a bit and their answer get's accepted LOL go figure...

20120131-EE-VQP-002

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