Enhancing the Google Visualization Table with Custom CSS

After creating a table in Google Visualization with the provided code, I am struggling to customize the formatting of the header row and table rows using CSS. Despite going through the Configuration Options, I am unclear on how to proceed and would appreciate a clear step-by-step explanation due to my limited coding experience.

I am specifically seeking guidance on what modifications to make in the existing code to apply my custom CSS, as well as how to structure my main CSS stylesheet. Should I use #headerRow { } or .headerRow { } for the header styling?

It is important to note that I am inserting this code via a custom field in Wordpress, in case that affects the solution.

If my question is unclear, please feel free to ask for further clarification. Thank you.

UPDATE: @asgallant - I am still encountering issues even after changing to headerCell and tableCell.

Here is my updated code:

<html>
  <head>
      <script type='text/javascript' src='https://www.google.com/jsapi'></script>
<script type='text/javascript'>
google.load('visualization', '1', {packages:['table']});
      google.setOnLoadCallback(drawTable);
      function drawTable() {
         var cssClassNames = {
    headerCell: 'headerCell',
    tableCell: 'tableCell'};
var options = {'allowHtml': true, 'cssClassNames': cssClassNames, 'alternatingRowStyle': true};
        var data = new google.visualization.DataTable();
        data.addColumn('string', 'Username',{style: 'background-color:red;'});
        data.addColumn('number', 'Won');
        data.addColumn('number', 'Lost');
        data.addColumn('number', 'Win/Loss Ratio');
        data.addColumn('number', 'Goals For');
        data.addColumn('number', 'Goals Against');
        data.addColumn('number', 'Score');
        data.addRows([
          ['Mike', 22, 13, 0.63, 65, 30, 600],
          ['Andy', 25, 10, 0.71, 60, 18, 630],
          ['Steve', 5, 20, 0.20, 10, 50, 475],
          ['Chris', 40, 10, 0.80, 120, 20, 670],
          ['Jake', 15, 15, 0.50, 70, 50, 525],
        ]);
        var table = new google.visualization.Table(document.getElementById('table_div'));
        table.draw(data, {showRowNumber: true});
      }
    </script>
  </head>

  <body>
    <div id='table_div'></div>
  </body>
</html>​

This is my CSS:

#table_div table {
    color: #000;
    margin-top: 10px;
}

.headerRow {
    color: #000;
}

While the above CSS affects the table as a whole, attempts to modify background color using background-color: #ff0000; or to style the .headerRow have no impact. The styles seem to be inherited from the Google CSS at https://ajax.googleapis.com/ajax/static/modules/gviz/1.0/table/table.css and cannot be overridden.

Any insights into why this may be happening?

If necessary, I am willing to disable the Google CSS altogether and rely solely on my own stylesheet for customization.

Answer №1

After crafting the CSS, I discovered the crucial step for making it function:

var styles = {mainSection: 'tableMain',highlightedRows: 'rowHighlight'}; 
var settings = {showNumbers: true, allowHTML: false, 'customStyles':styles};

table.render(data, settings);

Remember to convert the directive customStyles to a string using "ticks" and utilize the object you defined to specify which CSS classes to use for the table element names provided.

Answer №2

Check out this resource at https://developers.google.com/chart/interactive/docs/gallery/table for more insights. You can easily link your own style sheet in the head tag and then refer to the class in JavaScript. I'm not entirely sure if you can create custom CSS files in Wordpress, but the concept is simple:

HTML:

<link href="css/myCustomCss.css" rel="stylesheet">

JavaScript:

var cssClassNames = {headerRow: 'myAwesomeClass'};

CSS:

.myAwesomeClass {
   font-size: 24px;
}

Answer №3

I am still fairly new to using Google Charts, but I have spent a lot of time exploring the different options available. As a result, I have gained a good understanding of how to customize the appearance of your table.

For a helpful example from Google, you can visit the following link: https://developers.google.com/chart/interactive/docs/examples?hl=fr

The key to customizing your table is to assign a class name to the table row and then apply any CSS styling you desire. While you can also use inline CSS, I personally do not recommend it.

An example of inline styling is shown below

[{v: 'cell string', p: {'style': 'font-weight: bold;'}}],

Feel free to add your own formatting or any other adjustments you see fit.

If you have any further questions or need clarification, please don't hesitate to reply to my message.

Answer №4

Have you ever considered using the !important directive in your CSS property declarations?

For instance, here's a sample of CSS code:

.headerRow {
    color: #000!important;
}

By using the !important declaration, you ensure that the specified property will always take precedence, regardless of the order in which it appears in the stylesheet.

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