| /* |
| * 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.ui; |
| |
| import com.intellij.ui.awt.RelativePoint; |
| import com.intellij.ui.popup.AbstractPopup; |
| |
| import java.awt.*; |
| import java.awt.event.MouseAdapter; |
| import java.awt.event.MouseEvent; |
| import java.awt.event.MouseMotionListener; |
| |
| /** |
| * User: anna |
| * Date: 13-Mar-2006 |
| */ |
| public class MoveComponentListener extends MouseAdapter implements MouseMotionListener { |
| private final CaptionPanel myComponent; |
| private Point myStartPoint = null; |
| |
| public MoveComponentListener(final CaptionPanel component) { |
| myComponent = component; |
| } |
| |
| private void endOperation() { |
| AbstractPopup.setDefaultCursor(myComponent); |
| myStartPoint = null; |
| } |
| |
| public void mousePressed(MouseEvent e) { |
| myStartPoint = new RelativePoint(e).getScreenPoint(); |
| final Point titleOffset = RelativePoint.getNorthWestOf(myComponent).getScreenPoint(); |
| myStartPoint.x -= titleOffset.x; |
| myStartPoint.y -= titleOffset.y; |
| } |
| |
| public void mouseClicked(MouseEvent e) { |
| endOperation(); |
| } |
| |
| public void mouseReleased(MouseEvent e) { |
| endOperation(); |
| } |
| |
| public void mouseMoved(MouseEvent e) { |
| if (e.isConsumed()) return; |
| AbstractPopup.setDefaultCursor(myComponent); |
| } |
| |
| public void mouseDragged(MouseEvent e) { |
| if (e.isConsumed()) return; |
| AbstractPopup.setDefaultCursor(myComponent); |
| if (myStartPoint != null) { |
| final Point draggedTo = new RelativePoint(e).getScreenPoint(); |
| draggedTo.x -= myStartPoint.x; |
| draggedTo.y -= myStartPoint.y; |
| |
| AbstractPopup.moveTo(myComponent, draggedTo, null); |
| |
| e.consume(); |
| } |
| } |
| } |