in sample/frontend/agr-lib/src/lib/grid/agr-engine.ts [312:329]
switchFilter(column: Column, filter: ColumnFilter) {
if (!filter.value || (filter.value as string[]).length === 0) {
this.removeFilter(column);
return;
}
column.columnDef.filter = filter;
if (column.columnDef.filter.condition === 'OR_GROUP') {
this.filterColumnsData.delete(column.getColumnId());
const columnId = column.parent ? column.parent.getColumnId() : column.getColumnId();
if (!this.filterColumnsData.has(columnId)) {
this.filterColumnsData.set(columnId, []);
}
(this.filterColumnsData.get(columnId) as ColumnDef[]).push(column.columnDef);
} else {
this.filterColumnsData.set(column.getColumnId(), column.columnDef);
}
this.filter();
}