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

package example03;

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

/**
 * This class demonstrates how to give column sizes that depend on actual data and rendering.
 * @author Daniel Rosenblatt
 * @version 1.0
 */
public class SizeGridDemo extends JFrame {

  /** Creates a new JSmartGrid
   */
  public SizeGridDemo() {
    super("Size Grid Example");
    addWindowListener (
      new java.awt.event.WindowAdapter () {
        public void windowClosing (java.awt.event.WindowEvent evt) {
          System.exit(0);
        }
      }
    );
    try {
      SizeGridModel model = new SizeGridModel("jdbc:odbc:Sales", "sun.jdbc.odbc.JdbcOdbcDriver");
      model.setQuery("SELECT * FROM DemoQuery");
      
      JSmartGrid grid = new JSmartGrid(model);
      RulerModel columnRulerModel=grid.getColumnModel();
      GridModel columnHeaderModel=model.getColumnHeaderModel();
      JSmartGridHeader columnHeader=new JSmartGridHeader(grid,JSmartGrid.HORIZONTAL,columnHeaderModel,null,null);    
      for (int i=0;i<grid.getColumnCount();i++) {
        Component c=columnHeader.getRenderingComponent(0,i);
        int width=c.getPreferredSize().width;
        for (int j=0;j<grid.getRowCount();j++) {
          c=grid.getRenderingComponent(j,i);
          int dw=c.getPreferredSize().width;
          if (dw>width)
            width=dw;
        }
        columnRulerModel.setPreferredSize(i,width+1);
      /* Note :
         A similar mechanism could be use to set minimum or maximum size.
      */
      }
      grid.setPreferredScrollableViewportSize(new Dimension(columnRulerModel.getTotalPreferredSize()+20,400));
      grid.setAutoCreateRowHeader(true);
      JScrollPane js = new JScrollPane(grid);
      grid.setColumnHeader(columnHeader);
      getContentPane().add(js, BorderLayout.CENTER);

      ((JComponent)getContentPane()).setPreferredSize(new Dimension(500, 400));
      pack();

    } catch (Exception e) {
      System.out.println(e);
    }
  }
  
  /** Creates and displays a SizeGridDemo frame
   */
  public static void main(String[] args) {
    SizeGridDemo sg = new SizeGridDemo();

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

    sg.setVisible(true);
  }
}