StatementGrid.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.register;
 
import java.util.Date;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.turro.command.CommandUtil;
import org.turro.elephant.context.ElephantContext;
import org.turro.elephant.util.DecimalFormats;
import org.turro.financials.account.logic.BankEntry;
import org.turro.financials.account.logic.BankLabel;
import org.turro.financials.account.logic.StatementEntry;
import org.turro.i18n.I_;
import org.turro.zkoss.grid.CollectionGrid;
import org.turro.zkoss.grid.EditableCell;
import org.turro.zkoss.label.LabelTypes;
import org.turro.zkoss.locale.Currencies;
import org.zkoss.zk.ui.HtmlBasedComponent;
import org.zkoss.zk.ui.event.Event;
import org.zkoss.zk.ui.event.EventListener;
import org.zkoss.zk.ui.event.Events;
import org.zkoss.zul.Checkbox;
import org.zkoss.zul.Foot;
import org.zkoss.zul.Footer;
import org.zkoss.zul.Row;
import org.zkoss.zul.Space;
 
public class StatementGrid extends CollectionGrid<StatementEntry> {
 
  public StatementGrid() {
    super();
    try {
      setReadOnly(true);
      addColumns();
    } catch (ClassNotFoundException ex) {
      Logger.getLogger(StatementGrid.class.getName()).log(Level.SEVERE, ElephantContext.logMsg(null), ex);
    }
  }
 
  public void refreshRows() {
    clearFoot();
    clearRows();
    afterCompose();
  }
 
  @Override
  public void afterCompose() {
    super.afterCompose();
    double debit = 0.0, credit = 0.0;
    if(getCollection() != null) {
      for(StatementEntry se : getCollection()) {
        if(!(se instanceof BankEntry)) { 
          debit += se.getDebit();
          credit += se.getCredit();
        }
      }
      Foot foot = createFoot();
      Footer footer = new Footer("");
      footer.setSpan(4);
      foot.appendChild(footer);
      footer = new Footer();
      footer.setAlign("right");
      footer.appendChild(LabelTypes.getCaptionLabel(DecimalFormats.format(debit, "#,##0.00")));
      foot.appendChild(footer);
      footer = new Footer();
      footer.setAlign("right");
      footer.appendChild(LabelTypes.getCaptionLabel(DecimalFormats.format(credit, "#,##0.00")));
      foot.appendChild(footer);
      footer = new Footer();
      footer.setAlign("right");
      footer.appendChild(LabelTypes.getCaptionLabel(DecimalFormats.format(debit-credit, "#,##0.00")));
      foot.appendChild(footer);
      footer = new Footer("");
      foot.appendChild(footer);
    }
  }
 
  @Override
  protected void initiateRow(Row row, StatementEntry value) {
    row.setValue(value);
    if(value instanceof BankEntry) {
      row.setSclass("invalid");
    }
  }
 
  @Override
  protected boolean deleteRow(Row row) {
    return false;
  }
 
  @Override
  protected boolean isValid(StatementEntry v) {
    return true;
  }
 
  @Override
  protected HtmlBasedComponent createRenderer(EditableCell editableCell) {
    if(editableCell.getCellIndex() == 3) {
      final StatementEntry se = (StatementEntry) editableCell.getRow().getValue();
      if(!(se instanceof BankEntry)) {
        return CommandUtil.getAdapterOrSpace(
                se.getDocument() == null ? se.getRegister() : se.getDocument())
                .setLabel(se.getDescription());
      } else {
        return new BankLabel(se);
      }
    } if(editableCell.getCellIndex() == 7) {
      final StatementEntry se = (StatementEntry) editableCell.getRow().getValue();
      if(!(se instanceof BankEntry)) {
        final Checkbox cb = (Checkbox) super.createRenderer(editableCell);
        cb.addEventListener(Events.ON_CHECK, new EventListener() {
          @Override
          public void onEvent(Event event) throws Exception {
            se.setConciliated(cb.isChecked());
          }
        });
        return cb;
      } else {
        return new Space();
      }
    }
    return super.createRenderer(editableCell);
  }
 
  private void addColumns() throws ClassNotFoundException {
    int fractionDigits = Currencies.getDefault().getDefaultFractionDigits();
    addColumn(I_.get("Date"), Date.class,
            "date", null, 0, true, true).setWidth("90px");
    addColumn(I_.get("View"), String.class,
            "view.name", null, 0, false, true).setWidth("90px");
    addColumn(I_.get("Account"), String.class,
            "account", null, 0, false, true).setWidth("100px");
    addColumn(I_.get("Description"), String.class,
            "description", null, 0, false, true);
    addColumn(I_.get("Debit"), "double",
            "debit", null, fractionDigits, false, true).setWidth("100px");
    addColumn(I_.get("Credit"), "double",
            "credit", null, fractionDigits, false, true).setWidth("100px");
    addColumn(I_.get("Balance"), "double",
            "balance", null, fractionDigits, false, true).setWidth("100px");
    addColumn("", "boolean",
            "conciliated", null, 0, false, false).setWidth("35px");
  }
 
}