Package org.eclipse.swt.dnd
Class TableDropTargetEffect
java.lang.Object
org.eclipse.swt.dnd.DropTargetAdapter
org.eclipse.swt.dnd.DropTargetEffect
org.eclipse.swt.dnd.TableDropTargetEffect
- All Implemented Interfaces:
EventListener
,DropTargetListener
,SWTEventListener
This class provides a default drag under effect (eg. select, insert and scroll)
when a drag occurs over a
Table
.
Classes that wish to provide their own drag under effect for a Table
can extend the TableDropTargetEffect
and override any applicable methods
in TableDropTargetEffect
to display their own drag under effect.
super
method to get the default drag under effect implementation.
The feedback value is either one of the FEEDBACK constants defined in
class DND
which is applicable to instances of this class,
or it must be built by bitwise OR'ing together
(that is, using the int
"|" operator) two or more
of those DND
effect constants.
- Feedback:
- FEEDBACK_SELECT, FEEDBACK_SCROLL
- Since:
- 3.3
- See Also:
-
Constructor Summary
ConstructorDescriptionTableDropTargetEffect
(Table table) Creates a newTableDropTargetEffect
to handle the drag under effect on the specifiedTable
. -
Method Summary
Modifier and TypeMethodDescriptionvoid
dragEnter
(DropTargetEvent event) This implementation ofdragEnter
provides a default drag under effect for the feedback specified inevent.feedback
.void
dragLeave
(DropTargetEvent event) This implementation ofdragLeave
provides a default drag under effect for the feedback specified inevent.feedback
.void
dragOver
(DropTargetEvent event) This implementation ofdragOver
provides a default drag under effect for the feedback specified inevent.feedback
.Methods inherited from class org.eclipse.swt.dnd.DropTargetEffect
getControl, getItem
Methods inherited from class org.eclipse.swt.dnd.DropTargetAdapter
dragOperationChanged, drop, dropAccept
-
Constructor Details
-
TableDropTargetEffect
Creates a newTableDropTargetEffect
to handle the drag under effect on the specifiedTable
.- Parameters:
table
- theTable
over which the user positions the cursor to drop the data
-
-
Method Details
-
dragEnter
This implementation ofdragEnter
provides a default drag under effect for the feedback specified inevent.feedback
. For additional information seeDropTargetAdapter.dragEnter
. Subclasses that override this method should callsuper.dragEnter(event)
to get the default drag under effect implementation.- Specified by:
dragEnter
in interfaceDropTargetListener
- Overrides:
dragEnter
in classDropTargetAdapter
- Parameters:
event
- the information associated with the drag enter event- See Also:
-
dragLeave
This implementation ofdragLeave
provides a default drag under effect for the feedback specified inevent.feedback
. For additional information seeDropTargetAdapter.dragLeave
. Subclasses that override this method should callsuper.dragLeave(event)
to get the default drag under effect implementation.- Specified by:
dragLeave
in interfaceDropTargetListener
- Overrides:
dragLeave
in classDropTargetAdapter
- Parameters:
event
- the information associated with the drag leave event- See Also:
-
dragOver
This implementation ofdragOver
provides a default drag under effect for the feedback specified inevent.feedback
. The class description lists the FEEDBACK constants that are applicable to the class. For additional information seeDropTargetAdapter.dragOver
. Subclasses that override this method should callsuper.dragOver(event)
to get the default drag under effect implementation.- Specified by:
dragOver
in interfaceDropTargetListener
- Overrides:
dragOver
in classDropTargetAdapter
- Parameters:
event
- the information associated with the drag over event- See Also:
-