custom-loading-cell-renderer.js

class CustomLoadingCellRenderer {
    init(params) {
        const text = 'One moment please...';
        this.eGui = document.createElement('div');
        this.eGui.innerHTML =
            '<div class="ag-custom-loading-cell">' +
            '   <i class="fas fa-spinner fa-pulse"></i> <span>' + text + ' </span>' +
            '</div>';
    }

    getGui() {
        return this.eGui;
    }
}