com.google.gwt.event.dom.client

## Interface HasDragStartHandlers

- All Superinterfaces:
    HasHandlers
  All Known Subinterfaces:
    HasAllDragAndDropHandlers
  All Known Implementing Classes:
    Anchor, Audio, Button, ButtonBase, Canvas, CellGridImpl, CheckBox, CustomButton, DefaultCalendarView.CellGrid, DialogBox.CaptionImpl, DoubleBox, FlexTable, FocusPanel, FocusWidget, Grid, HTML, HTMLTable, Image, InlineHTML, InlineLabel, IntegerBox, Label, ListBox, LongBox, MediaBase, PasswordTextBox, PushButton, RadioButton, ResetButton, RichTextArea, SimpleCheckBox, SimpleRadioButton, SubmitButton, TextArea, TextBox, TextBoxBase, ToggleButton, ValueBox, ValueBoxBase, Video

      public interface HasDragStartHandlers
      extends HasHandlers

  A widget that implements this interface provides registration for `DragStartHandler` instances.

  Experimental API: This API is still under development and is subject to change.

- - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `HandlerRegistration` | `addDragStartHandler(DragStartHandler handler)` Adds a `DragStartEvent` handler.

    - ### Methods inherited from interface com.google.gwt.event.shared.HasHandlers

      `fireEvent`

- - ### Method Detail

    - #### addDragStartHandler

          HandlerRegistration addDragStartHandler(DragStartHandler handler)

      Adds a `DragStartEvent` handler.
      Parameters:
        `handler` - the drag start handler
      Returns:
        `HandlerRegistration` used to remove this handler