> For the complete documentation index, see [llms.txt](https://docs.dikesoft.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.dikesoft.com/reference/interfaces/columns.md).

# Columns

## DikeNodeColumnDef

```typescript
interface DikeNodeColumnDef {
  column: DikeColumnDef;
  parent?: DikeNodeColumnDef;
  children?: DikeNodeColumnDef[];
}
```

## DikeColumnMoveEvent

```typescript
interface DikeColumnMoveEvent {
  type: ColumnMovement;
  movedColumns: DikeColumnDef[];
  beforeColumn?: DikeColumnDef;
  afterColumn?: DikeColumnDef;
  destinationPanel?: DikeGridPanel;
}
```