| package com.intellij.designer.model; |
| |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.List; |
| |
| public interface IComponentDeletionParticipant { |
| /** |
| * Called when one or more children are about to be deleted by the user. |
| * |
| * @param parent the parent of the deleted children (which still contains |
| * the children since this method is called before the deletion |
| * is performed) |
| * @param deleted a nonempty list of children about to be deleted |
| * @return true if the children have been fully deleted by this participant; false |
| * if normal deletion should resume. Note that even though an implementation may return |
| * false from this method, that does not mean it did not perform any work. For example, |
| * a RelativeLayout handler could remove constraints pointing to now deleted components, |
| * but leave the overall deletion of the elements to the core designer. |
| */ |
| boolean deleteChildren(@NotNull RadComponent parent, @NotNull List<RadComponent> deleted) throws Exception; |
| } |
