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Copyright 2012 JBoss Inc 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 org.kie.workbench.common.screens.datamodeller.client.widgets;
 
 
 import java.util.List;
 
 public class PackageSelector extends Composite {
 
     interface PackageSelectorUIBinder
             extends UiBinder<WidgetPackageSelector> {
 
     }
 
     @UiField
 
     @UiField
     Icon newPackage;
 
     @Inject
 
     @Inject
 
     private static PackageSelectorUIBinder uiBinder = GWT.create(PackageSelectorUIBinder.class);
 
     public static final String NOT_SELECTED = "NOT_SELECTED";
     public static final String DEFAULT_PACKAGE = "defaultpkg";
 
     private DataObjectTO dataObject;
 
     private DataModelerContext context;
 
     public PackageSelector() {
         initWidget(.createAndBindUi(this));
         .sinkEvents(.);
         .addHandler(new ClickHandler() {
             @Override
             public void onClick(ClickEvent event) {
                 .show();
             }
         }, ClickEvent.getType());
         .addItem("");
     }
 
     @PostConstruct
     private void init() {
         Command command = new Command() {
             @Override
             public void execute() {
                 String newPackage = .getPackageName();
                 processNewPackage(newPackage);
             }
         };
         .setAfterAddCommand(command);
     }
 
     private void processNewPackage(String newPackageName) {
         if (newPackageName != null && !"".equals(newPackageName.trim())) {
             boolean exists = false;
            newPackageName = newPackageName.trim();
            int count = .getItemCount();
            if (count > 0) {
                for (int i = 0; i < counti++) {
                    if ((exists = newPackageName.equals(.getValue(i)))) break;
                }
            }
            if (exists) {
                .setSelectedValue(newPackageName);
            } else {
                .addItem(newPackageNamenewPackageName);
                .setSelectedValue(newPackageName);
                DomEvent.fireNativeEvent(Document.get().createChangeEvent(), );
            }
        }
    }
    public void enableCreatePackage(boolean enable) {
        .setVisible(enable);
    }
    public ListBox getPackageList() {
        return ;
    }
    public DataModelerContext getContext() {
        return ;
    }
    public void setContext(DataModelerContext context) {
        this. = context;
        initList();
    }
    private DataModelTO getDataModel() {
        return getContext() != null ? getContext().getDataModel() : null;
    }
    public DataObjectTO getDataObject() {
        return ;
    }
    public void setDataObject(DataObjectTO dataObject) {
        this. = dataObject;
        initList();
        if (dataObject != null && dataObject.getPackageName() != null && !"".equals(dataObject.getPackageName())) {
            .setSelectedValue(dataObject.getPackageName());
        } else {
            .setSelectedValue();
        }
    }
            
    private void initList() {
        .clear();
        List<StringpackageNames = new ArrayList<String>();
        if (getDataModel() != null) {
            String packageName;
            for (String className : getContext().getHelper().getClassList()) {
                packageName = DataModelerUtils.getInstance().extractPackageName(className);
                if (packageName != null && !.equals(packageName) && !packageNames.contains(packageName)) {
                    packageNames.add(packageName);
                }
            }
        }
        Collections.sort(packageNames);
        .addItem("");
        for (String packageName : packageNames) {
            .addItem(packageNamepackageName);
        }
    }
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