Eclipse Plug-in Developer Guide (Galileo) - DropTargetEvent (Eclipse Platform API Specification)

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Eclipse Platform
Release 3.5

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org.eclipse.swt.dnd
Class DropTargetEvent


java.lang.Object
  

java.util.EventObject
      org.eclipse.swt.internal.SWTEventObject
          

org.eclipse.swt.events.TypedEvent
              
org.eclipse.swt.dnd.DropTargetEvent

All Implemented Interfaces:: Serializable

public class DropTargetEvent
extends TypedEvent
extends TypedEvent

The DropTargetEvent contains the event information passed in the methods of the DropTargetListener.

See Also:: Sample code and further information, Serialized Form

Field Summary

TransferData currentDataType
          The type of data that will be dropped.

TransferData[] dataTypes
          A list of the types of data that the DragSource is capable of providing.

int detail
          The operation being performed.

int feedback
          A bitwise OR'ing of the drag under effect feedback to be displayed to the user (e.g.

Widget item
          If the associated control is a table or tree, this field contains the item located at the cursor coordinates.

int operations
          A bitwise OR'ing of the operations that the DragSource can support (e.g.

int x
          The x-cordinate of the cursor relative to the Display

int y
          The y-cordinate of the cursor relative to the Display

Fields inherited from class org.eclipse.swt.events. TypedEvent

data, display, time, widget

Fields inherited from class java.util. EventObject

source

Constructor Summary

DropTargetEvent (org.eclipse.swt.dnd.DNDEvent e)
          Constructs a new instance of this class based on the information in the given untyped event.

Method Summary

String toString ()
          Returns a string containing a concise, human-readable description of the receiver.

Methods inherited from class java.util. EventObject

getSource

Methods inherited from class java.lang. Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

x

public int x

The x-cordinate of the cursor relative to the Display

y

public int y

The y-cordinate of the cursor relative to the Display

detail

public int detail

The operation being performed.

See Also:: DND.DROP_NONE, DND.DROP_MOVE, DND.DROP_COPY, DND.DROP_LINK, DND.DROP_DEFAULT

operations

public int operations

A bitwise OR'ing of the operations that the DragSource can support (e.g. DND.DROP_MOVE | DND.DROP_COPY | DND.DROP_LINK). The detail value must be a member of this list or DND.DROP_NONE.

See Also:: DND.DROP_NONE, DND.DROP_MOVE, DND.DROP_COPY, DND.DROP_LINK, DND.DROP_DEFAULT

feedback

public int feedback

A bitwise OR'ing of the drag under effect feedback to be displayed to the user (e.g. DND.FEEDBACK_SELECT | DND.FEEDBACK_SCROLL | DND.FEEDBACK_EXPAND).

A value of DND.FEEDBACK_NONE indicates that no drag under effect will be displayed.

Feedback effects will only be applied if they are applicable.

The default value is DND.FEEDBACK_SELECT.

See Also:: DND.FEEDBACK_NONE, DND.FEEDBACK_SELECT, DND.FEEDBACK_INSERT_BEFORE, DND.FEEDBACK_INSERT_AFTER, DND.FEEDBACK_SCROLL, DND.FEEDBACK_EXPAND

item

public 
Widget item

If the associated control is a table or tree, this field contains the item located at the cursor coordinates.

currentDataType

public 
TransferData currentDataType

The type of data that will be dropped.

dataTypes

public 
TransferData[] dataTypes

A list of the types of data that the DragSource is capable of providing. The currentDataType must be a member of this list.

Constructor Detail

DropTargetEvent

public DropTargetEvent(org.eclipse.swt.dnd.DNDEvent e)

Constructs a new instance of this class based on the information in the given untyped event.

Parameters:: e - the untyped event containing the information

Method Detail

toString

public 
String toString()

Returns a string containing a concise, human-readable description of the receiver.

Overrides:: toString in class TypedEvent

Returns:: a string representation of the event