Package com.vaadin.client.ui

Class VDragAndDropWrapper

  • All Implemented Interfaces:
    com.google.gwt.event.logical.shared.HasAttachHandlers, com.google.gwt.event.shared.HasHandlers, com.google.gwt.user.client.EventListener, com.google.gwt.user.client.ui.AcceptsOneWidget, com.google.gwt.user.client.ui.HasOneWidget, com.google.gwt.user.client.ui.HasVisibility, com.google.gwt.user.client.ui.HasWidgets, com.google.gwt.user.client.ui.HasWidgets.ForIsWidget, com.google.gwt.user.client.ui.IsWidget, VHasDropHandler, Iterable<com.google.gwt.user.client.ui.Widget>
    Direct Known Subclasses:
    VDragAndDropWrapperIE
    public class VDragAndDropWrapper
extends VCustomComponent
implements VHasDropHandler
    A wrapper for Drag and Drop. Must have features pending: drop details: locations + sizes in document hierarchy up to wrapper

    • Field Detail

      • hasTooltip

        public boolean hasTooltip
        For internal use only. May be removed or replaced in the future.

      • dragStartMode

        public int dragStartMode
        For internal use only. May be removed or replaced in the future.

      • client

        public ApplicationConnection client
        For internal use only. May be removed or replaced in the future.

      • dropHandler

        public VAbstractDropHandler dropHandler
        For internal use only. May be removed or replaced in the future.

      • fileIdToReceiver

        public Map<String,​String> fileIdToReceiver
        For internal use only. May be removed or replaced in the future.

      • html5DataFlavors

        public ValueMap html5DataFlavors
        For internal use only. May be removed or replaced in the future.

      • acceptedTypes

        protected String[] acceptedTypes

      • fileIds

        public List<Integer> fileIds
        For internal use only. May be removed or replaced in the future.

      • files

        public List<VHtml5File> files
        For internal use only. May be removed or replaced in the future.

    • Constructor Detail

      • VDragAndDropWrapper

        public VDragAndDropWrapper()

    • Method Detail

      • initDragStartMode

        public void initDragStartMode()
        For internal use only. May be removed or replaced in the future.

      • getDragStartElement

        protected com.google.gwt.user.client.Element getDragStartElement()

      • startNextUpload

        public void startNextUpload()
        For internal use only. May be removed or replaced in the future.

      • html5DragStart

        public boolean html5DragStart​(VHtml5DragEvent event)

      • html5DragEnter

        public boolean html5DragEnter​(VHtml5DragEvent event)

      • html5DragLeave

        public boolean html5DragLeave​(VHtml5DragEvent event)

      • hookHtml5DragStart

        protected void hookHtml5DragStart​(com.google.gwt.dom.client.Element el)
        Since:
        7.2

      • hookHtml5Events

        @Deprecated
protected void hookHtml5Events​(com.google.gwt.user.client.Element el)
        Deprecated.
        As of 7.2, call or override hookHtml5Events(Element) instead
        Prototype code, memory leak risk.
        Parameters:
        el -

      • hookHtml5Events

        protected void hookHtml5Events​(com.google.gwt.dom.client.Element el)
        Prototype code, memory leak risk.
        Parameters:
        el -
        Since:
        7.2

      • updateDropDetails

        public boolean updateDropDetails​(VDragEvent drag)

      • deEmphasis

        protected void deEmphasis​(boolean doLayout)

      • emphasis

        protected void emphasis​(VDragEvent drag)

      • setDragAndDropWidget

        public void setDragAndDropWidget​(com.google.gwt.user.client.ui.Widget widget)
        Set the widget that will be used as the drag image when using DragStartMode COMPONENT_OTHER .
        Parameters:
        widget -

      • getDragImageWidget

        public com.google.gwt.user.client.ui.Widget getDragImageWidget()
        Returns:
        the widget used as drag image. Returns null if no widget is set.