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ExtJS4 - Conditional Row expander for remove/hide + icon

Follow below steps to apply Conditional Row expander - only to remove/hide (+) icon. with out disturbing default behaviour of row expander

 Step1:
Declare this css in your JSP
/* style classs to hide Row expander icon (+) - conditional */
.hide-row-expander .x-grid-row-expander {
    visibility: hidden;
}

 Step2:
// Declare row expander plug-in in your Grid panel

plugins: [{
         ptype: 'rowexpander',    // TODO - uncomment this plugin - to have default behaviour of row expander
            selectRowOnExpand : true,   // true to select a row when clicking on the expander icon
            expandOnDblClick: false,     // true to toggle a row between expanded/collapsed when double clicked
            expandOnEnter : false,
            rowBodyTpl: new Ext.XTemplate()
        }]
Step3:
Apply style class in grid panel

  viewConfig: {
        stripeRows: true,
        // This renderer to apply conditional css on each grid row based specific column value (dtcc status)
        getRowClass: function (record, rowIndex, rowParams, store) {
                var str = record.get('name');
                
                if(str == ' '){  // if name column is blank
                return 'hide-row-expander';
                }
            }
}//end of viewconfig




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