ProductContractorGrid.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2011 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.turro.financials.product;
 
import java.util.logging.Level;
import java.util.logging.Logger;
import org.turro.string.Strings;
import org.turro.elephant.context.ElephantContext;
import org.turro.financials.contract.ContractCombobox;
import org.turro.financials.entity.Contract;
import org.turro.financials.entity.Product;
import org.turro.financials.entity.ProductByContractor;
import org.turro.i18n.I_;
import org.turro.zkoss.grid.CollectionGrid;
import org.turro.zkoss.grid.EditableCell;
import org.turro.zkoss.grid.EditableColumn;
import org.zkoss.zk.ui.HtmlBasedComponent;
import org.zkoss.zul.Row;
 
public class ProductContractorGrid extends CollectionGrid<ProductByContractor> {
 
  private Product product;
 
  public ProductContractorGrid() {
    super();
  }
 
  public ProductContractorGrid(Product product) {
    super();
    setProduct(product);
  }
 
  public Product getProduct() {
    return product;
  }
 
  public void setProduct(Product product) {
    this.product = product;
    setCollection(product.getProductByContractors());
  }
 
  public void updateProduct(Product product) {
    clearTable();
    setProduct(product);
    afterCompose();
  }
 
  @Override
  public void afterCompose() {
    addColumns();
    super.afterCompose();
  }
 
  @Override
  protected void initiateRow(Row row, ProductByContractor value) {
    if(value == null) {
      value = new ProductByContractor();
      value.setProduct(product);
      product.getProductByContractors().add(value);
    }
    row.setValue(value);
  }
 
  @Override
  protected boolean deleteRow(Row row) {
    product.getProductByContractors().remove((ProductByContractor) row.getValue());
    return true;
  }
 
  @Override
  protected boolean isValid(ProductByContractor v) {
    return v.getContract() != null && !Strings.isEmpty(v.getContractorCode());
  }
 
  @Override
  protected String formatCell(EditableCell editableCell, Object value) {
    if(value instanceof Contract) {
      Contract c = ((Contract) value);
      return c.getName();
    }
    return super.formatCell(editableCell, value);
  }
 
  @Override
  protected HtmlBasedComponent createEditor(EditableCell editableCell) {
    if(editableCell.getColumn() instanceof EditableColumn) {
      EditableColumn ec = (EditableColumn) editableCell.getColumn();
      if(ec.getJavaClass().equals(Contract.class)) {
        Object value = getCellValue(editableCell);
        ContractCombobox cc = new ContractCombobox();
        if(value != null) cc.setObjectValue((Contract) value);
        return cc;
      }
    }
    return super.createEditor(editableCell);
  }
 
  @Override
  protected void cellChanged(EditableCell editableCell, Object value) {
    super.cellChanged(editableCell, value);
    updateRow(editableCell.getRow());
  }
 
  private void addColumns() {
    try {
      addColumn(I_.get("Contractor"), Contract.class, "contract",
              null, 0, false, false);
      addColumn(I_.get("Identifier"), String.class, "contractorCode",
              null, 0, false, false).setWidth("200px");
      addColumn(I_.get("Description"), String.class, "description",
              null, 0, false, false);
      addColumn(I_.get("Tax"), "double", "tax",
              null, 2, false, false).setWidth("90px");
      addColumn(I_.get("Price"), "double", "price",
              null, 2, false, false).setWidth("120px");
    } catch (ClassNotFoundException ex) {
      Logger.getLogger(ProductContractorGrid.class.getName()).log(Level.SEVERE, ElephantContext.logMsg(null), ex);
    }
  }
 
}