/*****************************************************************
* 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.dbentity;
import java.awt.Component;
import javax.swing.JScrollPane;
import javax.swing.JTabbedPane;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import org.apache.cayenne.map.Attribute;
import org.apache.cayenne.map.DbAttribute;
import org.apache.cayenne.map.DbEntity;
import org.apache.cayenne.map.DbRelationship;
import org.apache.cayenne.map.Entity;
import org.apache.cayenne.map.Relationship;
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.RemoveAttributeAction;
import org.apache.cayenne.modeler.action.RemoveRelationshipAction;
import org.apache.cayenne.modeler.editor.ExistingSelectionProcessor;
import org.apache.cayenne.modeler.event.AttributeDisplayEvent;
import org.apache.cayenne.modeler.event.DbAttributeDisplayListener;
import org.apache.cayenne.modeler.event.DbEntityDisplayListener;
import org.apache.cayenne.modeler.event.DbRelationshipDisplayListener;
import org.apache.cayenne.modeler.event.EntityDisplayEvent;
import org.apache.cayenne.modeler.event.RelationshipDisplayEvent;
public class DbEntityTabbedView extends JTabbedPane implements ChangeListener,
DbEntityDisplayListener, DbRelationshipDisplayListener,
DbAttributeDisplayListener {
protected ProjectController projectController;
protected Component entityPanel;
protected DbEntityAttributeTab attributesPanel;
protected DbEntityRelationshipTab relationshipsPanel;
public DbEntityTabbedView(ProjectController projectController) {
super();
this.projectController = projectController;
projectController.addDbEntityDisplayListener(this);
projectController.addDbAttributeDisplayListener(this);
projectController.addDbRelationshipDisplayListener(this);
setTabPlacement(JTabbedPane.TOP);
// add panels to tabs
// note that those panels that have no internal scrollable tables
// must be wrapped in a scroll pane
entityPanel = new JScrollPane(new DbEntityTab(projectController));
addTab("Entity", entityPanel);
attributesPanel = new DbEntityAttributeTab(projectController);
addTab("Attributes", attributesPanel);
relationshipsPanel = new DbEntityRelationshipTab(projectController);
addTab("Relationships", relationshipsPanel);
addChangeListener(this);
}
/** Reset the remove buttons */
private void resetRemoveButtons() {
ActionManager actionManager = Application.getInstance().getActionManager();
actionManager.getAction(RemoveAttributeAction.class).setEnabled(false);
actionManager.getAction(RemoveRelationshipAction.class).setEnabled(false);
}
/** Handle focus when tab changes. */
public void stateChanged(ChangeEvent e) {
resetRemoveButtons();
projectController.setEntityTabSelection(getSelectedIndex());
// find source view
Component selected = getSelectedComponent();
while (selected instanceof JScrollPane) {
selected = ((JScrollPane) selected).getViewport().getView();
}
ExistingSelectionProcessor proc = (ExistingSelectionProcessor) selected;
proc.processExistingSelection(e);
}
/** If entity is null hides it's contents, otherwise makes it visible. */
public void currentDbEntityChanged(EntityDisplayEvent e) {
Entity entity = e.getEntity();
if (e.isMainTabFocus() && entity instanceof DbEntity) {
if (getSelectedComponent() != entityPanel) {
setSelectedComponent(entityPanel);
entityPanel.setVisible(true);
}
}
resetRemoveButtons();
setVisible(e.getEntity() != null);
if (projectController.getEntityTabSelection() < getTabCount()) {
setSelectedIndex(projectController.getEntityTabSelection());
}
}
public void currentDbRelationshipChanged(RelationshipDisplayEvent e) {
if (e.getEntity() == null) {
return;
}
// update relationship selection
Relationship[] rels = e.getRelationships();
DbRelationship[] dbRels = new DbRelationship[rels.length];
System.arraycopy(rels, 0, dbRels, 0, rels.length);
// reset tab to relationship
if (getSelectedComponent() != relationshipsPanel && dbRels.length > 0) {
setSelectedComponent(relationshipsPanel);
relationshipsPanel.setVisible(true);
}
relationshipsPanel.selectRelationships(dbRels);
}
public void currentDbAttributeChanged(AttributeDisplayEvent e) {
if (e.getEntity() == null)
return;
// update relationship selection
Attribute[] attrs = e.getAttributes();
DbAttribute[] dbAttrs = new DbAttribute[attrs.length];
System.arraycopy(attrs, 0, dbAttrs, 0, attrs.length);
if (getSelectedComponent() != attributesPanel && dbAttrs.length > 0) {
setSelectedComponent(attributesPanel);
attributesPanel.setVisible(true);
}
attributesPanel.selectAttributes(dbAttrs);
}
}