com.vaadin.ui.components.grid.GridDragStartEvent API 8.27.7 | Vaadin

com.vaadin.ui.components.grid.

java.lang.Object
- java.util.EventObject
- - com.vaadin.event.ConnectorEvent
  - - com.vaadin.ui.Component.Event
    - - com.vaadin.ui.dnd.event.DragStartEvent<Grid<T>>
      - com.vaadin.ui.components.grid.GridDragStartEvent<T>

Type Parameters:

T - The Grid bean type.

All Implemented Interfaces:

Serializable
```
public class GridDragStartEvent<T>
extends DragStartEvent<Grid<T>>
```
Drag start event on an HTML5 drag source Grid row.

Since:

8.1

Author:

Vaadin Ltd.

See Also:

GridDragSource.addGridDragStartListener(GridDragStartListener), Serialized Form

- Field Summary
  - Fields inherited from class java.util.EventObject
    source
- Constructor Summary
  
  Constructors
  Constructor Description
  
  GridDragStartEvent(Grid<T> source, EffectAllowed effectAllowed, List<T> draggedItems)
  Creates a drag start event.
- Method Summary
  
  All Methods
  Modifier and Type Method Description
  
  List<T> getDraggedItems()
  Get the dragged row items.
  - Methods inherited from class com.vaadin.ui.dnd.event.DragStartEvent
    getComponent, getEffectAllowed
  - Methods inherited from class com.vaadin.event.ConnectorEvent
    getConnector
  - Methods inherited from class java.util.EventObject
    getSource, toString
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - GridDragStartEvent
```
public GridDragStartEvent(Grid<T> source,
                          EffectAllowed effectAllowed,
                          List<T> draggedItems)
```
    Creates a drag start event.
    
    Parameters:
    
    source - The source grid where the rows are being dragged from.
    
    effectAllowed - Allowed effect from DataTransfer.effectAllowed object.
    
    draggedItems - List of items being dragged.
- Method Detail
  - getDraggedItems
```
public List<T> getDraggedItems()
```
    Get the dragged row items.
    The ordering of the list is the following: first the item that the drag started from, optionally followed by all the other selected rows in first-to-last order on the client side.
    
    Returns:
    
    an unmodifiable list of items that are being dragged.