Contact us
Create app
com.vaadin.client.widget.grid.selection.

Class SelectionEvent<T>

  • java.lang.Object
    • com.google.web.bindery.event.shared.Event<H>
      • com.google.gwt.event.shared.GwtEvent<SelectionHandler>
        • com.vaadin.client.widget.grid.selection.SelectionEvent<T>

  • Type Parameters:

    T - the type of the items in the Grid

    public class SelectionEvent<T>
extends com.google.gwt.event.shared.GwtEvent<SelectionHandler>

    Event object describing a change in Grid row selection state.

    Since:

    7.4

    Author:

    Vaadin Ltd

    • Constructor Detail

      • SelectionEvent

        public SelectionEvent​(Grid<T> grid,
                      T added,
                      T removed,
                      boolean batched)

        Creates an event with a single added or removed row.

        Parameters:

        grid - grid reference, used for getSource

        added - the added row, or null if a row was not added

        removed - the removed row, or null if a row was not removed

        batched - whether or not this selection change event is triggered during a batched selection/deselection action

        See Also:

        SelectionModel.Multi.Batched

      • SelectionEvent

        public SelectionEvent​(Grid<T> grid,
                      Collection<T> added,
                      Collection<T> removed,
                      boolean batched)

        Creates an event where several rows have been added or removed.

        Parameters:

        grid - Grid reference, used for getSource

        added - a collection of added rows, or null if no rows were added

        removed - a collection of removed rows, or null if no rows were removed

        batched - whether or not this selection change event is triggered during a batched selection/deselection action

        See Also:

        SelectionModel.Multi.Batched

    • Method Detail

      • getSource

        public Grid<T> getSource()

        Gets a reference to the Grid object that fired this event.

        Overrides:

        getSource in class com.google.gwt.event.shared.GwtEvent<SelectionHandler>

        Returns:

        a grid reference

      • getAdded

        public Collection<T> getAdded()

        Gets all rows added to the selection since the last SelectionEvent .

        Returns:

        a collection of added rows. Empty collection if no rows were added.

      • getRemoved

        public Collection<T> getRemoved()

        Gets all rows removed from the selection since the last SelectionEvent.

        Returns:

        a collection of removed rows. Empty collection if no rows were removed.

      • getType

        public static com.google.gwt.event.shared.GwtEvent.Type<SelectionHandler> getType()

        Gets a type identifier for this event.

        Returns:

        a GwtEvent.Type identifier.

      • getAssociatedType

        public com.google.gwt.event.shared.GwtEvent.Type<SelectionHandler> getAssociatedType()

        Specified by:

        getAssociatedType in class com.google.gwt.event.shared.GwtEvent<SelectionHandler>

      • isBatchedSelection

        public boolean isBatchedSelection()

        Checks if this selection change event is fired during a batched selection/deselection operation.

        Returns:

        true if this event is fired during a batched selection/deselection operation