Class LocalSelectionTransfer

  • Direct Known Subclasses:
    LocalSelectionTransfer

    public class LocalSelectionTransfer
    extends ByteArrayTransfer
    A LocalSelectionTransfer may be used for drag and drop operations within the same instance of Eclipse. The selection is made available directly for use in the DropTargetListener. dropAccept method. The DropTargetEvent passed to dropAccept does not contain the drop data. The selection may be used for validation purposes so that the drop can be aborted if appropriate. This class is not intended to be subclassed.
    Since:
    3.2
    • Constructor Detail

      • LocalSelectionTransfer

        protected LocalSelectionTransfer()
        Only the singleton instance of this class may be used.
    • Method Detail

      • getTransfer

        public static LocalSelectionTransfer getTransfer()
        Returns the singleton.
        Returns:
        the singleton
      • getSelection

        public ISelection getSelection()
        Returns the local transfer data.
        Returns:
        the local transfer data
      • getTypeIds

        protected int[] getTypeIds()
        Returns the type id used to identify this transfer.
        Specified by:
        getTypeIds in class Transfer
        Returns:
        the type id used to identify this transfer.
      • getTypeNames

        protected String[] getTypeNames()
        Returns the type name used to identify this transfer.
        Specified by:
        getTypeNames in class Transfer
        Returns:
        the type name used to identify this transfer.
      • nativeToJava

        public Object nativeToJava​(TransferData transferData)
        Overrides org.eclipse.swt.dnd.ByteArrayTransfer#nativeToJava(TransferData). Test if the native drop data matches this transfer type.
        Overrides:
        nativeToJava in class ByteArrayTransfer
        Parameters:
        transferData - the platform specific representation of the data to be converted
        Returns:
        a java byte[] containing the converted data if the conversion was successful; otherwise null
        See Also:
        ByteArrayTransfer.nativeToJava(TransferData)
      • setSelection

        public void setSelection​(ISelection s)
        Sets the transfer data for local use.
        Parameters:
        s - the transfer data
      • getSelectionSetTime

        public long getSelectionSetTime()
        Returns the time when the selection operation this transfer is associated with was started.
        Returns:
        the time when the selection operation has started
        See Also:
        TypedEvent.time
      • setSelectionSetTime

        public void setSelectionSetTime​(long time)
        Sets the time when the selection operation this transfer is associated with was started. If assigning this from an SWT event, be sure to use setSelectionTime(event.time & 0xFFFF)
        Parameters:
        time - the time when the selection operation was started
        See Also:
        TypedEvent.time