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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  com.jgoodies.forms.builder.PanelBuilder;
 import  com.jgoodies.forms.layout.CellConstraints;
 import  com.jgoodies.forms.layout.FormLayout;

A tabbed pane that contains editors for various SelectQuery parts.

Author(s):
Andrei Adamchik
 
 public class SelectQueryMainTab extends JPanel {
 
     protected ProjectController mediator;
 
     protected TextAdapter name;
     protected JComboBox queryRoot;
     protected TextAdapter qualifier;
     protected JCheckBox distinct;
 
     public SelectQueryMainTab(ProjectController mediator) {
         this. = mediator;
 
         initView();
         initController();
     }
 
     private void initView() {
         // create widgets
          = new TextAdapter(new JTextField()) {
 
             protected void updateModel(String text) {
                 setQueryName(text);
             }
         };
 
          = CayenneWidgetFactory.createComboBox();
         .setRenderer(CellRenderers.listRendererWithIcons());
 
          = new TextAdapter(new JTextField()) {
 
             protected void updateModel(String text) {
                 setQueryQualifier(text);
             }
         };
 
          = new JCheckBox();
 
          = new ObjectQueryPropertiesPanel();
 
         // assemble
         CellConstraints cc = new CellConstraints();
        FormLayout layout = new FormLayout(
                "right:max(80dlu;pref), 3dlu, fill:200dlu",
                "p, 3dlu, p, 3dlu, p, 3dlu, p, 3dlu, p");
        PanelBuilder builder = new PanelBuilder(layout);
        builder.setDefaultDialogBorder();
        builder.addSeparator("SelectQuery Settings"cc.xywh(1, 1, 3, 1));
        builder.addLabel("Query Name:"cc.xy(1, 3));
        builder.add(.getComponent(), cc.xy(3, 3));
        builder.addLabel("Query Root:"cc.xy(1, 5));
        builder.add(cc.xy(3, 5));
        builder.addLabel("Qualifier:"cc.xy(1, 7));
        builder.add(.getComponent(), cc.xy(3, 7));
        builder.addLabel("Distinct:"cc.xy(1, 9));
        builder.add(cc.xy(3, 9));
        this.setLayout(new BorderLayout());
        this.add(builder.getPanel(), .);
        this.add(.);
    }
    private void initController() {
            public void actionPerformed(ActionEvent event) {
                SelectQuery query = getQuery();
                if (query != null) {
                    query.setRoot(.getModel().getSelectedItem());
                    .fireQueryEvent(new QueryEvent(thisquery));
                }
            }
        });
        .addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent event) {
                SelectQuery query = getQuery();
                if (query != null) {
                    query.setDistinct(.isSelected());
                    .fireQueryEvent(new QueryEvent(thisquery));
                }
            }
        });
    }

    
Updates the view from the current model state. Invoked when a currently displayed query is changed.
    void initFromModel() {
        Query query = .getCurrentQuery();
        if (!(query instanceof SelectQuery)) {
            setVisible(false);
            return;
        }
        SelectQuery selectQuery = (SelectQueryquery;
        .setText(query.getName());
        .setSelected(selectQuery.isDistinct());
        .setText(selectQuery.getQualifier() != null ? selectQuery
                .getQualifier()
                .toString() : null);
        // init root choices and title label..
        // - SelectQuery supports ObjEntity roots
        // TODO: now we only allow roots from the current map,
        // since query root is fully resolved during map loading,
        // making it impossible to reference other DataMaps.
        DataMap map = .getCurrentDataMap();
        Object[] roots = map.getObjEntities().toArray();
        if (roots.length > 1) {
            Arrays.sort(roots, Comparators.getDataMapChildrenComparator());
        }
        DefaultComboBoxModel model = new DefaultComboBoxModel(roots);
        model.setSelectedItem(selectQuery.getRoot());
        .setModel(model);
        .initFromModel(selectQuery);
        setVisible(true);
    }
    protected SelectQuery getQuery() {
        return (.getCurrentQuery() instanceof SelectQuery)
                ? (SelectQuery.getCurrentQuery()
                : null;
    }

    
Initializes Query qualifier from string.
    void setQueryQualifier(String text) {
        if (text != null && text.trim().length() == 0) {
            text = null;
        }
        SelectQuery query = getQuery();
        if (query == null) {
            return;
        }
        ExpressionConvertor convertor = new ExpressionConvertor();
        try {
            String oldQualifier = convertor.valueAsString(query.getQualifier());
            if (!Util.nullSafeEquals(oldQualifiertext)) {
                Expression exp = (Expressionconvertor.stringAsValue(text);
                query.setQualifier(exp);
                .fireQueryEvent(new QueryEvent(thisquery));
            }
        }
        catch (IllegalArgumentException ex) {
            // unparsable qualifier
            throw new ValidationException(ex.getMessage());
        }
    }

    
Initializes Query name from string.
    void setQueryName(String newName) {
        if (newName != null && newName.trim().length() == 0) {
            newName = null;
        }
        AbstractQuery query = getQuery();
        if (query == null) {
            return;
        }
        if (Util.nullSafeEquals(newNamequery.getName())) {
            return;
        }
        if (newName == null) {
            throw new ValidationException("SelectQuery name is required.");
        }
        DataMap map = .getCurrentDataMap();
        Query matchingQuery = map.getQuery(newName);
        if (matchingQuery == null) {
            // completely new name, set new name for entity
            QueryEvent e = new QueryEvent(thisqueryquery.getName());
            ProjectUtil.setQueryName(mapquerynewName);
            .fireQueryEvent(e);
        }
        else if (matchingQuery != query) {
            // there is a query with the same name
            throw new ValidationException("There is another query named '"
                    + newName
                    + "'. Use a different name.");
        }
    }
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