Java tutorial
/***************************************************************** * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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 org.apache.cayenne.modeler.editor; import org.apache.cayenne.map.event.EntityEvent; import org.apache.cayenne.map.event.ObjEntityListener; import org.apache.cayenne.modeler.Application; import org.apache.cayenne.modeler.ProjectController; import org.apache.cayenne.modeler.action.ActionManager; import org.apache.cayenne.modeler.action.CopyAttributeRelationshipAction; import org.apache.cayenne.modeler.action.CreateAttributeAction; import org.apache.cayenne.modeler.action.CreateRelationshipAction; import org.apache.cayenne.modeler.action.CutAttributeRelationshipAction; import org.apache.cayenne.modeler.action.ObjEntityCounterpartAction; import org.apache.cayenne.modeler.action.ObjEntitySyncAction; import org.apache.cayenne.modeler.action.PasteAction; import org.apache.cayenne.modeler.action.RemoveAttributeRelationshipAction; import org.apache.cayenne.modeler.event.EntityDisplayEvent; import org.apache.cayenne.modeler.event.ObjEntityDisplayListener; import org.apache.cayenne.modeler.pref.ComponentGeometry; import org.apache.cayenne.modeler.util.ModelerUtil; import org.apache.commons.logging.LogFactory; import javax.swing.Icon; import javax.swing.JButton; import javax.swing.JPanel; import javax.swing.JSplitPane; import javax.swing.JToolBar; import java.awt.BorderLayout; /** * Combines ObjEntityAttributeTab and ObjEntityRelationshipTab in JSplitPane. */ public class ObjEntityAttributeRelationshipTab extends JPanel implements ObjEntityDisplayListener, ObjEntityListener { public ObjEntityAttributePanel attributePanel; public ObjEntityRelationshipPanel relationshipPanel; public JButton resolve = new JButton(); private JSplitPane splitPane; private ProjectController mediator; private CutAttributeRelationshipAction cut; private RemoveAttributeRelationshipAction remove; private CopyAttributeRelationshipAction copy; private JToolBar toolBar; public ObjEntityAttributeRelationshipTab(ProjectController mediator) { this.mediator = mediator; init(); initToolBar(); } private void init() { this.setLayout(new BorderLayout()); attributePanel = new ObjEntityAttributePanel(mediator, this); relationshipPanel = new ObjEntityRelationshipPanel(mediator, this); splitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT, attributePanel, relationshipPanel); splitPane.setOneTouchExpandable(true); splitPane.setResizeWeight(0.5); try { ComponentGeometry geometry = new ComponentGeometry(this.getClass(), "objEntityAttrRelTab/splitPane/divider"); geometry.bindIntProperty(splitPane, JSplitPane.DIVIDER_LOCATION_PROPERTY, -1); } catch (Exception ex) { LogFactory.getLog(getClass()).error("Cannot bind divider property", ex); } add(splitPane); } private void initToolBar() { toolBar = new JToolBar(); ActionManager actionManager = Application.getInstance().getActionManager(); toolBar.add(actionManager.getAction(CreateAttributeAction.class).buildButton()); toolBar.add(actionManager.getAction(CreateRelationshipAction.class).buildButton()); toolBar.add(actionManager.getAction(ObjEntitySyncAction.class).buildButton()); toolBar.add(actionManager.getAction(ObjEntityCounterpartAction.class).buildButton()); toolBar.addSeparator(); Icon ico = ModelerUtil.buildIcon("icon-info.gif"); resolve.setToolTipText("Edit"); resolve.setIcon(ico); toolBar.add(resolve).setEnabled(false); cut = actionManager.getAction(CutAttributeRelationshipAction.class); remove = actionManager.getAction(RemoveAttributeRelationshipAction.class); copy = actionManager.getAction(CopyAttributeRelationshipAction.class); toolBar.addSeparator(); toolBar.add(remove.buildButton()); toolBar.addSeparator(); toolBar.add(cut.buildButton()); toolBar.add(copy.buildButton()); toolBar.add(actionManager.getAction(PasteAction.class).buildButton()); add(toolBar, BorderLayout.NORTH); } public void updateActions(Object[] params) { ModelerUtil.updateActions(params.length, RemoveAttributeRelationshipAction.class, CutAttributeRelationshipAction.class, CopyAttributeRelationshipAction.class); resolve.setEnabled(params.length > 0); } public JButton getResolve() { return resolve; } public JSplitPane getSplitPane() { return splitPane; } public ObjEntityAttributePanel getAttributePanel() { return attributePanel; } public ObjEntityRelationshipPanel getRelationshipPanel() { return relationshipPanel; } public void objEntityChanged(EntityEvent e) { attributePanel.objEntityChanged(e); relationshipPanel.objEntityChanged(e); } public void objEntityAdded(EntityEvent e) { attributePanel.objEntityAdded(e); relationshipPanel.objEntityAdded(e); } public void objEntityRemoved(EntityEvent e) { attributePanel.objEntityRemoved(e); relationshipPanel.objEntityRemoved(e); } public void currentObjEntityChanged(EntityDisplayEvent e) { attributePanel.currentObjEntityChanged(e); relationshipPanel.currentObjEntityChanged(e); } public JToolBar getToolBar() { return toolBar; } }