Class SelectionCell

  • All Implemented Interfaces:
    Cell<java.lang.String>

    public class SelectionCell
    extends AbstractInputCell<java.lang.String,​java.lang.String>
    A Cell used to render a drop-down list.
    • Constructor Detail

      • SelectionCell

        public SelectionCell​(java.util.List<java.lang.String> options)
        Construct a new SelectionCell with the specified options.
        Parameters:
        options - the options in the cell
    • Method Detail

      • onBrowserEvent

        public void onBrowserEvent​(Cell.Context context,
                                   Element parent,
                                   java.lang.String value,
                                   NativeEvent event,
                                   ValueUpdater<java.lang.String> valueUpdater)
        Description copied from class: AbstractCell
        Handle a browser event that took place within the cell. The default implementation returns null.

        If you override this method to add support for events, remember to pass the event types that the cell expects into the constructor.

        Specified by:
        onBrowserEvent in interface Cell<java.lang.String>
        Overrides:
        onBrowserEvent in class AbstractInputCell<java.lang.String,​java.lang.String>
        Parameters:
        context - the Cell.Context of the cell
        parent - the parent Element
        value - the value associated with the cell
        event - the native browser event
        valueUpdater - a ValueUpdater, or null if not specified
      • render

        public void render​(Cell.Context context,
                           java.lang.String value,
                           SafeHtmlBuilder sb)
        Description copied from interface: Cell
        Render a cell as HTML into a SafeHtmlBuilder, suitable for passing to Element.setInnerHTML(String) on a container element.

        Note: If your cell contains natively focusable elements, such as buttons or input elements, be sure to set the tabIndex to -1 so that they do not steal focus away from the containing widget.

        Specified by:
        render in interface Cell<java.lang.String>
        Specified by:
        render in class AbstractCell<java.lang.String>
        Parameters:
        context - the Cell.Context of the cell
        value - the cell value to be rendered
        sb - the SafeHtmlBuilder to be written to