/*
 * DirectSpanGridDemo.java
 *
 * Copyright 2000 Eliad Technologies, Inc. All Rights Reserved.
 *
 * This software is the proprietary information of Eliad Technologies, Inc.
 */

package example07;

import java.util.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import com.eliad.swing.*;
import com.eliad.util.*;
import com.eliad.model.*;


/**
 * This class demonstrates a direct span model
 * @author Patrick Mérissert-Coffinières
 * @version 1.0
 */

public class DirectSpanGridDemo extends JFrame {
  private JSmartGrid grid_;
  public DirectSpanGridDemo() {
    super("Direct Span Example");
    addWindowListener (
      new WindowAdapter () {
        public void windowClosing (WindowEvent evt) {
          System.exit(0);
        }
      }
    );

    grid_ = new JSmartGrid();
    for (int col = 0; col < grid_.getColumnCount();  col++) {
      grid_.setColumnWidth(col, 50);
      for (int row = 0; row < grid_.getRowCount();  row++)
        grid_.setValueAt("" + row + col, row, col);
    }
    grid_.setSpanModel(new AbstractDirectSpanModel() {
      public ExtentCell getSpanOver(final int row, final int column) {
        if ((row%3)!=0 && (column%3)!=0)
          return new ExtentCell() {
            public int getRow() {
              return row-(row%3)+1;
            }
            public int getRowCount() {
              return 2;
            }
            public int getColumn() {
              return column-(column%3)+1;
            }
            public int getColumnCount() {
              return 2;
            }
            public Object getIdentifier() {
              return null;
            }
          };
        else
          return null;
      }
      public boolean isEmpty() {
        return false;
      }
    });
    grid_.setSelectionMode(GridSelectionModel.SINGLE_RECTANGLE_SELECTION);
    grid_.setAutoCreateColumnHeader(true);
    grid_.setAutoCreateRowHeader(true);
    grid_.setColumnAutoResizeMode(JSmartGrid.AUTO_RESIZE_OFF);
    
    JScrollPane js = new JScrollPane(grid_);
    getContentPane().add(js, BorderLayout.CENTER);

    pack();
  }
  
  public static void main(String[] args) {
    DirectSpanGridDemo sg = new DirectSpanGridDemo();

    Dimension big=Toolkit.getDefaultToolkit().getScreenSize();
    Dimension small=sg.getSize();
    sg.setLocation((big.width-small.width)/2,
                   (big.height-small.height)/2);

    sg.setVisible(true);
  }
}