| /* |
| * Copyright 2000-2009 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.intellij.ide.dnd; |
| |
| import com.intellij.openapi.util.Pair; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.awt.*; |
| |
| /** |
| * @author Konstantin Bulenkov |
| */ |
| public interface DnDSource extends DnDDropActionHandler { |
| |
| boolean canStartDragging(DnDAction action, Point dragOrigin); |
| |
| DnDDragStartBean startDragging(DnDAction action, Point dragOrigin); |
| |
| /** |
| * Image to be drawn on screen while dragging and the point of the offset to position cursor |
| * in the proper place |
| * |
| * @param action drag-n-drop action |
| * @param dragOrigin origin drag point |
| * @return Pair of image and cursor offset at the image |
| */ |
| @Nullable |
| Pair<Image, Point> createDraggedImage(DnDAction action, Point dragOrigin); |
| |
| void dragDropEnd(); |
| } |