private void installTitleDrag(Form form) {
if (titleDragSourceListener == null /*&& !hasLeftToolBar()*/) {
Transfer[] transferTypes;
if (null == task) {
transferTypes = new Transfer[] {TextTransfer.getInstance()};
} else {
transferTypes =
new Transfer[] {
LocalSelectionTransfer.getTransfer(),
TextTransfer.getInstance(),
FileTransfer.getInstance()
};
}
titleDragSourceListener =
new TaskDragSourceListener(
new SelectionProviderAdapter() {
@Override
public ISelection getSelection() {
return new StructuredSelection(task);
}
});
if (titleLabel != null) {
DragSource source = new DragSource(titleLabel, DND.DROP_MOVE | DND.DROP_LINK);
source.setTransfer(transferTypes);
source.addDragListener(titleDragSourceListener);
} else {
form.addTitleDragSupport(
DND.DROP_MOVE | DND.DROP_LINK, transferTypes, titleDragSourceListener);
}
}
}
