/*
Research Project:   Graphical Database for Category Theory
                    J. Bradbury, Dr. R. Rosebrugh, I. Rutherford
                    Mount Allison University 2001
File:               SettingsText.java
Description:        This class displays a frame that allows the user to change
                    the font as well as change the style and size of the font.
*/

//import statements
import java.awt.*;
import borland.jbcl.layout.*;
import java.awt.event.*;
import borland.jbcl.control.*;

public class SettingsText extends Frame {

  Category c = new Category();
  CategoryList l = new CategoryList();
  int check_enter = 0;

  //Objects in the Graphical User Interface(GUI)
  Button exit = new Button();
  MainWindow ed = new MainWindow();
  Checkbox createCategoryBox = new Checkbox();
  Checkbox displayCategoryBox = new Checkbox();
  Checkbox createFunctorBox = new Checkbox();
  Checkbox displayFunctorBox = new Checkbox();
  Button fontButton = new Button();
  Button okButton = new Button();
  Label createCategoryLabel = new Label();
  Label displayCategoryLabel = new Label();
  Label createFunctorLabel = new Label();
  Label displayFunctorLabel = new Label();
  FontChooser fontChooser1 = new FontChooser();
  Panel panel1 = new Panel();
  Label label1 = new Label();
  GridBagLayout gridBagLayout1 = new GridBagLayout();
  GridBagLayout gridBagLayout2 = new GridBagLayout();


  public SettingsText(MainWindow edit)
  //Default Constructor with the parent frame as a parameter
  {
    ed = edit;
    try  {
      jbInit();
    }
    catch (Exception e) {
      e.printStackTrace();
    }
  }

  public boolean handleEvent(Event e)
  {
    if ((e.id == Event.WINDOW_DESTROY))//|| (e.id == Event.ACTION_EVENT))
    {
     hide();            //hide frame
     dispose();         //free resources
     return true;
    }
    /*else if (e.key == Event.ENTER)
    {
      if (check_enter == 0)
       check_enter++;
      else
      {
       hide();            //hide frame
       dispose();         //free resources
      }
      return true;
    } */
    return super.handleEvent(e);
  }

 public boolean action(Event e, Object o)
 {
  if ((e.target == exit) || (e.key == Event.ENTER))
  {
   hide();            //hide frame
   dispose();         //free resources
   return true;
  }
  return false;
 }


 private void jbInit() throws Exception
 //This function intializes the GUI
 {
    this.setTitle("GDCT: Text Settings");
    this.setBackground(new Color(192,192,192));
    Font f = ed.objectArea.getFont();

    createCategoryBox.setLabel("Create Category Text");
    displayCategoryBox.setLabel("Display Category Text");
    createFunctorBox.setLabel("Create Functor Text");
    displayFunctorBox.setLabel("Display Functor Text");
    createCategoryLabel.setText(fontProperties(ed.viewbox));
    displayCategoryLabel.setText(fontProperties(ed.objectArea));
    createFunctorLabel.setText(fontProperties(ed.functorDisplayArea));
    displayFunctorLabel.setText(fontProperties(ed.functorObjectArea));
    panel1.setBackground(new Color(164, 164, 164));
    label1.setText("Text Areas:");
    panel1.setLayout(gridBagLayout1);
    okButton.setLabel("OK");
    okButton.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        okButton_actionPerformed(e);
      }
    });
    createCategoryLabel.setFont(new Font("Dialog", 0, 12));
    displayCategoryLabel.setFont(new Font("Dialog", 0, 12));
    createFunctorLabel.setFont(new Font("Dialog", 0, 12));
    displayFunctorLabel.setFont(new Font("Dialog", 0, 12));
    fontButton.setLabel("Set Font");
    fontButton.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        fontButton_actionPerformed(e);
      }
    });
    this.setLayout(gridBagLayout2);
    this.add(fontButton, new GridBagConstraints2(0, 1, 1, 1, 0.0, 0.0
            ,GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets(8, 157, 10, 0), 85, 9));
    this.add(okButton, new GridBagConstraints2(1, 1, 1, 1, 0.0, 0.0
            ,GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets(8, 6, 10, 11), 114, 9));
    this.add(panel1, new GridBagConstraints2(0, 0, 2, 1, 1.0, 1.0
            ,GridBagConstraints.CENTER, GridBagConstraints.BOTH, new Insets(7, 10, 0, 10), -4, 1));
    panel1.add(createCategoryBox, new GridBagConstraints2(0, 1, 3, 1, 0.0, 0.0
            ,GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets(0, 20, 0, 0), 0, 0));
    panel1.add(label1, new GridBagConstraints2(0, 0, 1, 1, 0.0, 0.0
            ,GridBagConstraints.WEST, GridBagConstraints.NONE, new Insets(2, 8, 0, 0), 0, 0));
    panel1.add(displayCategoryBox, new GridBagConstraints2(0, 2, 3, 1, 0.0, 0.0
            ,GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets(0, 20, 0, 0), 0, 0));
    panel1.add(createCategoryLabel, new GridBagConstraints2(3, 1, 1, 1, 0.0, 0.0
            ,GridBagConstraints.WEST, GridBagConstraints.NONE, new Insets(0, 9, 0, 0), 239, -4));
    panel1.add(displayCategoryLabel, new GridBagConstraints2(3, 2, 2, 1, 0.0, 0.0
            ,GridBagConstraints.WEST, GridBagConstraints.NONE, new Insets(0, 11, 0, 10), 244, -2));
    panel1.add(createFunctorBox, new GridBagConstraints2(0, 3, 2, 1, 0.0, 0.0
            ,GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets(0, 19, 0, 0), 0, 0));
    panel1.add(displayFunctorBox, new GridBagConstraints2(0, 4, 2, 1, 0.0, 0.0
            ,GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets(0, 19, 16, 0), 0, 0));
    panel1.add(createFunctorLabel, new GridBagConstraints2(3, 3, 2, 1, 0.0, 0.0
            ,GridBagConstraints.WEST, GridBagConstraints.NONE, new Insets(0, 11, 0, 11), 243, -2));
    panel1.add(displayFunctorLabel, new GridBagConstraints2(3, 4, 1, 1, 0.0, 0.0
            ,GridBagConstraints.WEST, GridBagConstraints.NONE, new Insets(0, 0, 16, 0), 243, 0));
 }

 String fontProperties(TextArea t)
 //This method returns a sting containing the font
 //properties of the given TextArea
 {
    String temp = t.getFont().toString();
    int i = 0;
    boolean firstComma = false;
    int begin = 0;
    int end = 0;

    while ((temp.charAt(i) != ']') && (i != temp.length()))
    {
      if ((temp.charAt(i) == ',') && (firstComma == false))
      {
        begin = i + 1;
        firstComma = true;
      }
      i++;
    }
    end = i;

    return("[ " + temp.substring(begin, end) + " ]");
 }

  void okButton_actionPerformed(ActionEvent e)
  //This method is called when the "OK" button is pressed
  //It closes the text settings frame
  {
   hide();            //hide frame
   dispose();         //free resources
  }

  void fontButton_actionPerformed(ActionEvent e)
  //This method is called when the "Set Font" button is pressed
  {
    if (createCategoryBox.getState() == true)
    {
        fontChooser1.setFrame(this);
        fontChooser1.setTitle("Create Category Font");
        fontChooser1.show();
        ed.viewbox.setFont(fontChooser1.getValue());
        ed.categoryNameField.setFont(fontChooser1.getValue());
        ed.catInputField.setFont(fontChooser1.getValue());
        createCategoryBox.setState(false);
        createCategoryLabel.setText(fontProperties(ed.viewbox));
        validate();
    }
    if (displayCategoryBox.getState() == true)
    {
        fontChooser1.setFrame(this);
        fontChooser1.setTitle("Display Category Font");
        fontChooser1.show();
        ed.categoryChoice.setFont(fontChooser1.getValue());
        ed.objectArea.setFont(fontChooser1.getValue());
        ed.arrowArea.setFont(fontChooser1.getValue());
        ed.relationArea.setFont(fontChooser1.getValue());
        ed.commentArea.setFont(fontChooser1.getValue());
        displayCategoryBox.setState(false);
        displayCategoryLabel.setText(fontProperties(ed.objectArea));
        validate();
    }
    if (createFunctorBox.getState() == true)
    {
        fontChooser1.setFrame(this);
        fontChooser1.setTitle("Create Category Font");
        fontChooser1.show();
        ed.functorInputField.setFont(fontChooser1.getValue());
        ed.functorToChoice.setFont(fontChooser1.getValue());
        ed.functorFromChoice.setFont(fontChooser1.getValue());
        ed.functorNameField.setFont(fontChooser1.getValue());
        ed.functorDisplayArea.setFont(fontChooser1.getValue());
        createFunctorBox.setState(false);
        createFunctorLabel.setText(fontProperties(ed.functorDisplayArea));
        validate();
    }
    if (displayFunctorBox.getState() == true)
    {
        fontChooser1.setFrame(this);
        fontChooser1.setTitle("Display Functor Font");
        fontChooser1.show();
        ed.functorChoice.setFont(fontChooser1.getValue());
        ed.functorObjectArea.setFont(fontChooser1.getValue());
        ed.functorArrowArea.setFont(fontChooser1.getValue());
        displayFunctorBox.setState(false);
        displayFunctorLabel.setText(fontProperties(ed.functorObjectArea));
        validate();
    }
  }

}