CustomerOwnerGrid.java

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package org.turro.crm.zul.customer;
 
import java.util.Date;
import org.turro.crm.entity.Customer;
import org.turro.crm.entity.CustomerOwner;
import org.turro.crm.entity.FormulaType;
import org.turro.crm.zul.vendor.FormulaListbox;
import org.turro.crm.zul.vendor.VendorCombobox;
import org.turro.elephant.util.Messages;
import org.turro.i18n.I_;
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.Grid;
import org.zkoss.zul.Hbox;
import org.zkoss.zul.Image;
import org.zkoss.zul.Label;
import org.zkoss.zul.Row;
import org.zkoss.zul.Rows;
import org.zkoss.zul.Toolbar;
import org.zkoss.zul.Toolbarbutton;
import org.zkoss.zul.Vbox;
 
public class CustomerOwnerGrid  extends Grid {
 
  private Customer customer;
  private boolean editable;
  private Rows rows;
  private Toolbar toolbar;
  private Toolbarbutton addButton;
 
  public CustomerOwnerGrid() {
    rows = new Rows();
    appendChild(rows);
  }
 
  public void setEditable(boolean editable) {
    this.editable = editable;
    if(customer != null) {
      setCustomer(customer);
    }
    updateButtons();
  }
 
  public void setCustomer(Customer customer) {
    this.customer = customer;
    rows.getChildren().clear();
    if(customer != null) {
      addRows();
    }
  }
 
  public void setAddToolbar(boolean addToolbar) {
    if(addToolbar) {
      toolbar = new Toolbar();
      getParent().appendChild(toolbar);
      addToolbarButtons();
    }
  }
 
  public void addRows() {
    for(final CustomerOwner co : customer.getOwnedBy()) {
      final Row row = new Row();
      row.setValue(co);
      rows.appendChild(row);
 
      Vbox vbox = new Vbox();
      row.appendChild(vbox);
 
      if(editable) {
        Hbox hbox = new Hbox();
        vbox.appendChild(hbox);
 
        final VendorCombobox vendor = new VendorCombobox();
        vendor.setObjectValue(co.getVendor());
        vendor.addEventListener(Events.ON_CHANGE, new EventListener() {
          @Override
          public void onEvent(Event event) throws Exception {
            co.setVendor(vendor.getObjectValue());
            co.setOwningDate(new Date());
          }
        });
        hbox.appendChild(vendor);
 
        final Image img = new Image("/_zul/images/delete.png");
        img.setStyle("cursor:pointer");
        img.addEventListener(Events.ON_CLICK, new EventListener() {
          @Override
          public void onEvent(Event event) throws Exception {
            Messages.confirmDeletion().show(() -> {
              customer.getOwnedBy().remove(co);
              setCustomer(customer);
            });
          }
        });
        hbox.appendChild(img);
 
        final FormulaListbox comission = new FormulaListbox();
        comission.setFormulaType(FormulaType.FORMULA_COMISSION);
        comission.setObjectValue(co.getComission());
        comission.addEventListener(Events.ON_SELECT, new EventListener() {
          @Override
          public void onEvent(Event event) throws Exception {
            co.setComission(comission.getObjectValue());
          }
        });
        vbox.appendChild(comission);
        comission.afterCompose();
 
        final FormulaListbox alert = new FormulaListbox();
        alert.setFormulaType(FormulaType.FORMULA_ALERT);
        alert.setObjectValue(co.getAlert());
        alert.addEventListener(Events.ON_SELECT, new EventListener() {
          @Override
          public void onEvent(Event event) throws Exception {
            co.setAlert(alert.getObjectValue());
          }
        });
        vbox.appendChild(alert);
        alert.afterCompose();
 
      } else {
        Label label = new Label(co.getVendor() != null ? co.getVendor().getName() : "***");
        row.appendChild(label);
 
        label = new Label(co.getComission().getName());
        row.appendChild(label);
 
        label = new Label(co.getAlert().getName());
        row.appendChild(label);
      }
    }
  }
 
  private void addToolbarButtons() {
    addButton = new Toolbarbutton(
            I_.get("Add"),
            "/_zul/images/new.png"
            );
    addButton.addEventListener(Events.ON_CLICK, new EventListener() {
      @Override
      public void onEvent(Event event) throws Exception {
        CustomerOwner co = new CustomerOwner();
        co.setCustomer(customer);
        customer.getOwnedBy().add(co);
        setCustomer(customer);
      }
    });
    toolbar.appendChild(addButton);
 
    updateButtons();
  }
 
  private void updateButtons() {
    if(toolbar != null) {
      addButton.setVisible(editable);
    }
  }
}