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Formatting Dojo Datagrid with values from many fields


How to Format a Dojo Datagrid with values from different fields: This is an post outlining this approach.

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I faced an interesting problem today. I was using a dojo Datagrid and wanted to display a different value in “Author” column if the author value was empty. All the samples I came across on the net were simple formatter examples which dealt with a single column.
Finally I found that the formatter function call has an “undocumented” 2nd argument “rowIndex”. Once I had a handle to this rowIndex, I could retrieve all the fields in the grid row using var rowdata = this.grid.getItem(rowIndex).

var layout = [{
field: “a_content_type”,
name: ‘ ‘,
width: “20px”,
formatter: getIcon
},
{
field: “author”,
name: ‘Author‘,
width: “25%”,
styles: ‘text-decoration:underline;’,
formatter: getAuthor
},……

//You can name the arguments anyway you want.
//You can call this function getAuthor(writer, rowNum), Javascript will pass the values to your arguments when formatter is called.
function getAuthor(author, rowIndex){
if( dojo.string.trim(author) == “”) { //author field was…

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