LinguisticTermsManagerPanel.java :  » App » imhotep » piramide » interaction » reasoner » web » client » ui » fuzzy » Android Open Source

/*
 * Copyright (C) 2010 PIRAmIDE-SP3 authors
 *
 * 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.
 * 
 * This software consists of contributions made by many individuals, 
 * listed below:
 *
 * Author: Aitor Almeida <aitor.almeida@deusto.es>
 *         Pablo Ordua <pablo.orduna@deusto.es>
 *         Eduardo Castillejo <eduardo.castillejo@deusto.es>
 *
 */
package piramide.interaction.reasoner.web.client.ui.fuzzy;

import piramide.interaction.reasoner.web.client.ui.IMainWindow;
import piramide.interaction.reasoner.web.client.ui.common.i18n.IPiramideMessages;
import piramide.interaction.reasoner.web.shared.model.FuzzyConfiguration;
import piramide.interaction.reasoner.web.shared.model.Variable;

import com.google.gwt.core.client.GWT;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.uibinder.client.UiHandler;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.DialogBox;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.VerticalPanel;
import com.google.gwt.user.client.ui.Widget;

public class LinguisticTermsManagerPanel extends Composite {

  private static IPiramideMessages messages = GWT.create(IPiramideMessages.class);
  
  private static LinguisticTermsManagerPanelUiBinder uiBinder = GWT
      .create(LinguisticTermsManagerPanelUiBinder.class);

  interface LinguisticTermsManagerPanelUiBinder extends UiBinder<Widget, LinguisticTermsManagerPanel> {
  }

  @UiField
  VerticalPanel mainPanel;
  
  private final IMainWindow mainWindow;
  private int counter = 0;
  
  public LinguisticTermsManagerPanel(IMainWindow mainWindow){
    this.mainWindow = mainWindow;
    
    initWidget(uiBinder.createAndBindUi(this));
    
    final FuzzyConfiguration fuzzyConfiguration = this.mainWindow.getFuzzyConfiguration();
    
    for(Variable var : fuzzyConfiguration.getInput().getDeviceVariables())
      this.add(var, true, true);
    
    for(Variable var : fuzzyConfiguration.getInput().getUserVariables())
      this.add(var, true, false);
    
    for(Variable var : fuzzyConfiguration.getOutput().getVariables())
      this.add(var, false, true);
    
    checkEmpty();
  }
  
  private boolean isEmpty(){
    return this.counter == 0;
  }
  
  private void checkEmpty(){
    if(isEmpty()){
      final Label emptyLabel = new Label("<empty>");
      emptyLabel.setStyleName("error");
      this.mainPanel.add(emptyLabel);
    }
  }
  
  @UiHandler("addVariableButton")
  void onAddVariableButtonClicked(ClickEvent event){
    final DialogBox dialogBox = new DialogBox();
    final AddEditLinguisticTermPanel term = new AddEditLinguisticTermPanel(this.mainWindow, dialogBox, this);
    
    dialogBox.setWidget(term);
    
    dialogBox.setWidth("500px");
    dialogBox.setText(messages.edit());
    
    dialogBox.setGlassEnabled(true);
      dialogBox.center();
      dialogBox.show();
  }
  
  void delete(VariableItem variableItem){
    final FuzzyConfiguration fuzzyConfiguration = this.mainWindow.getFuzzyConfiguration();
    if(variableItem.isInput()){
      if(variableItem.isDeviceOrUser())
        fuzzyConfiguration.getInput().getDeviceVariables().remove(variableItem.getVariable());
      else
        fuzzyConfiguration.getInput().getUserVariables().remove(variableItem.getVariable());
    }else{
      fuzzyConfiguration.getOutput().getVariables().remove(variableItem.getVariable());
    }
    this.mainPanel.remove(variableItem);
    this.counter--;
    
    checkEmpty();
  }
  
  void add(Variable var, boolean input, boolean deviceUser){
    if(isEmpty())
      this.mainPanel.clear();
    
    this.mainPanel.add(new VariableItem(this.mainWindow, var.getName(), input, deviceUser, var, this));
    this.counter++;
  }
}