private void renderColumns(Grid gridItems) {
Columns columns = gridItems.getColumns();
// Create listhead first time is rendered
if (columns == null) {
columns = new Columns();
}
// Delete all headers
columns.getChildren().clear();
columns.setSizable(true);
// Add static headers
Column columnName = new Column();
columnName.setLabel(_("Name"));
Util.setSort(columnName, "auto=(name)");
columnName.setSortDirection("ascending");
columns.appendChild(columnName);
Column columnPosition = new Column();
columnPosition.setLabel(_("Position"));
columns.appendChild(columnPosition);
Column columnPercentage = new Column();
columnPercentage.setLabel(_("Percentage"));
columns.appendChild(columnPercentage);
Column columnPassed = new Column();
columnPassed.setLabel(_("Checked"));
columns.appendChild(columnPassed);
Column columnDate = new Column();
columnDate.setLabel(_("Date"));
columns.appendChild(columnDate);
columns.setParent(gridItems);
}
