import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import java.util.*;
import sieve.phys.lwblockandplane.*;
import sieve.sluice.views.*;
import sieve.nuggets.LineGraph.*;
import sieve.nuggets.*;
import sieve.workbench.*;

// for the unnecessary BnPPropertyPanel class
import java.util.*;
import java.beans.*;


public class CompositeBnP extends Applet {
  ScrollPane scroller = null;
  //  BnPPropertyPanel pPanel = null;
  PropertyPanel pPanel = null;

  public CompositeBnP() {
    // generates data from a sim. of sliding a block down an incline plane
    BlockAndPlane bnp = new BlockAndPlane();

    // displays and allows user selection of a data run (table)
    TableSelectionView tableSelector = new TableSelectionView(true);
    TableSelectionViewCustomizer tableSelectionCust = 
      new TableSelectionViewCustomizer();
    tableSelectionCust.setObject(tableSelector);
    tableSelectionCust.setBackground(Color.white);

    // displays and allows user selection of fields in a data run (table)
    FieldNameSelectionView fieldSelector = new FieldNameSelectionView();
    FieldNameSelectionViewCustomizer fieldSelectionCust = 
      new FieldNameSelectionViewCustomizer();
    fieldSelectionCust.setObject(fieldSelector);
    fieldSelectionCust.setBackground(Color.white);

    // displays the parameters of a data run (table)
    AttributeViewer attrViewer = new AttributeViewer();
    attrViewer.setBackground(Color.white);

    // graphs the data of a run
    LineGraph grapher = new LineGraph();

    // raw numbers of a run
    TextTable textTable = new TextTable();
    textTable.setBackground(Color.white);


    // attach the output of one component to the input of the next
    try {
      // add bnp as the source for tableSelector
      tableSelector.addSourceView(bnp);
      // add tableSelector as a listener to bnp
      bnp.addTableViewListener(tableSelector);

      // add tableSelector as the source for attrView and fieldSelector
      attrViewer.addSourceView(tableSelector);
      fieldSelector.addSourceView(tableSelector);

      // add attrView and fieldSelector as listeners to tableSelector
      tableSelector.addTableViewListener(fieldSelector);
      tableSelector.addTableViewListener(attrViewer);

      grapher.addSourceView(fieldSelector);
      fieldSelector.addTableViewListener(grapher);
      tableSelector.addTableViewListener(grapher);

      textTable.addSourceView(fieldSelector);
      fieldSelector.addTableViewListener(textTable);
      tableSelector.addTableViewListener(textTable);


    } catch (sieve.sluice.TooManySourcesException ex) {
      System.err.println("Error combining components: "+ex);
      ex.printStackTrace();
    }

    // put them in the applet
    setLayout(new BorderLayout());

    Container p = new BogusContainer();
    p.setLayout(new BorderLayout());

    Container p3 = new BogusContainer();
    p3.setLayout(new BorderLayout());
    p3.add("North", new Label("Block and Plane Simulation"));
    p3.add("Center", bnp);
    p.add("Center", p3);
    // next 3 lines avoid NullPointerException in PropertyPanel
    bnp.setBackground(Color.lightGray);  
    bnp.setForeground(Color.black);
    bnp.setFont(new Font("SansSerif", Font.PLAIN, 12));
    //    pPanel = new BnPPropertyPanel(bnp);
    pPanel = new PropertyPanel(bnp);
    scroller = new ScrollPane(ScrollPane.SCROLLBARS_ALWAYS);
    //  scroller.add(pPanel);
    SizedContainer szCont = new SizedContainer(300, 200);
    szCont.add("North", new Label("Set Parameters"));
    szCont.add("Center", scroller);
    p.add("East", szCont);
    add("North", p);

   
    p = new BogusContainer();
    p.setLayout(new GridLayout(1,0));
    p3 = new BogusContainer();
    p3.setLayout(new BorderLayout());
    p3.add("North", new Label("Select a run"));
    p3.add("Center", tableSelectionCust);
    p.add(p3);
    p3 = new BogusContainer();
    p3.setLayout(new BorderLayout());
    p3.add("North", new Label("Select fields"));
    p3.add("Center", fieldSelectionCust);
    p.add(p3);
    p3 = new BogusContainer();
    p3.setLayout(new BorderLayout());
    p3.add("North", new Label("Parameters"));
    p3.add("Center", attrViewer);
    p.add("East", p3);
 
    add("Center", p);

    p = new BogusContainer();
    p.setLayout(new BorderLayout());
    p3 = new BogusContainer();
    p3.setLayout(new BorderLayout());
    p3.add("North", new Label("Graphed Data"));
    p3.add("Center", grapher);
    p.add("Center", p3);
    p3 = new BogusContainer();
    p3.setLayout(new BorderLayout());
    p3.add("North", new Label("Raw Data"));
    p3.add("Center", textTable);
    p.add("East", p3);

    add("South", p);
 }

  public void init() {
    scroller.add(pPanel);
  }
  
  public void update(Graphics g) {
    //    System.out.println("CompositeBnP.update");
    paint(g);
  }

  

  public static void main(String [] args) {
    Frame frame = new Frame();
    frame.setLayout(new BorderLayout());
    CompositeBnP cbnp = (CompositeBnP)frame.add("Center", new CompositeBnP());
 
    WindowListener l = new WindowAdapter() {
      public void windowClosing(WindowEvent e) {System.exit(0);}
    };
    frame.addWindowListener(l);
    frame.pack();
    frame.show();
    cbnp.init();
  }

}

class BogusContainer extends Panel {
  // This class prevents flickering in embedded lightweight components,
  // like BlockAndPlane's SimCanvas
  public void update(Graphics g) {
    paint(g);
  }
}

class SizedContainer extends Panel {
  Dimension mySize = null;

  SizedContainer(int width, int height) {
   this(new Dimension(width, height));
  }
  SizedContainer(Dimension size) {
    mySize = size;
    setLayout(new BorderLayout());
  }
  public void update(Graphics g) {
    paint(g);
  }
  public Dimension getPreferredSize() {
    return getMinimumSize();
  }
  public Dimension getMinimumSize() {
    return mySize;
  }

}