configboxsub.java

这是一个从音频信号里提取特征参量的程序

// file: ConfigBoxSub.java
//

// import java libraries
//
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.*;
import javax.swing.event.*;
import java.util.*;
import java.io.*;
import java.lang.*;
import javax.swing.plaf.*;

public class ConfigBoxSub extends JDialog implements ActionListener, 
						 ItemListener, Constants {

    // ---------------------------------------------------
    //
    // declare class member data
    //
    // ---------------------------------------------------

    // data from the parsed text file
    //
    Data data = null;
    
    // scroll pane to hold all the parameter fields
    //
    JScrollPane scroll_pane = null;

    // panel to hold all the config data fields
    // to be mounted in a scrollable pane
    //
    JPanel config_panel = null;
    
    // Button to get values an return to process design box
    //
    JButton save_button = null;
    JButton cancel_button = null;
    JButton default_button = null;
    JButton help_button = null;
    JButton config_button = null;    
    
    //Vector to store information for determing subparam
    //
    Vector subparamInfo =  new Vector(5,5);

    //Vector of labels and data blocks (text fields, selection blocks,
    //check boxes, etc..)
    //
    Vector enteredData = null;
    Vector blockType = null;
    Vector labelReference = null;

    //Vector of subclass vertices
    //
    Vector config_vertices = null;

    // Type of configuration box
    //
    int cfgType = 0;

    // Max number of subclasses
    //
    int max_subclass = 0;

    // Max number of subparam
    //
    int max_subparam = 0;

    // parameter button
    //
    Vertex buttonParam = null;

    // vertex that is being configured
    //
    Vertex cfgVertexFocus = null;

    // WorkArea that allows the return button to do a proper repaint
    //
    SubWorkArea subWorkArea = null;

    // jlabels used to lable each of the items in the config box
    //
    Vector labels = null;

    // vectors user in a connector box configuration
    //
    Vector connBox = null;
    Vector connLabels = null;
    Vector connection_order = null;

    SubConfigBoxParam class_config_panel = null;    

    // ---------------------------------------------------
    //
    // declare class constructors
    //
    // ---------------------------------------------------

    // method: ConfigBoxSub
    //
    // arguments: none
    // returns  : none
    //
    public ConfigBoxSub(SubDiGraph parent, Data d, Vertex b, SubWorkArea area, int type) {

	// invoke the parent default constructor
	//
	//super("Configuration Box");
	setModal(true);
	Point xy = parent.getLocation();
	setLocation((int)xy.getX() + 100,(int)xy.getY() + 200);
	

	// Set the configuration type
	//
	cfgType = type;

	// Make the passed Data object available globally
	//
	data = d;
	
	// Initialize the enteredData and labelReference vectors for use
	//
	enteredData = new Vector(5,5);
	labelReference = new Vector(5,5);
	blockType = new Vector(5,5);
	
	// This is the vertex that is being configured
	//
	cfgVertexFocus = b;

	//Create this new panel with gridbag layout
	//
	config_panel =  new JPanel();
	addConfig();

	// make reference available globally for work area
	//
	subWorkArea = area;
	
	//Set the sizes of the scroll pane and configuration panel
	//
	int height = labelReference.size() * 25;
	int width = 335 + 55;
	
	if (cfgType == 1) {
	    height = labelReference.size() * 25 + 75;
	    width =  335 + 55;
	}    
	
	config_panel.setSize(width,height);
	config_panel.setMinimumSize(new Dimension(width,height));
	config_panel.setPreferredSize(new Dimension(width,height));
	config_panel.setMaximumSize(new Dimension(width,height));

	//  create the appropriate string for the border
	//
	String border_title = null;
	if(cfgType == 0)
	    border_title = 
		new String(cfgVertexFocus.association + " Configuration:");
	else if (cfgType == 1){
	    border_title = 
		new String("Connector Configuration:");
	}

	// create the border and set the proper font
	//
	BorderUIResource.TitledBorderUIResource border =
	    new BorderUIResource.TitledBorderUIResource(border_title);
	border.setTitleFont(newFont);
	border.setTitleColor(Color.black);

	// make the config panel use the proper border
	//
	config_panel.setBorder(border);

	//Add the scroll pane to the frame
	//
	this.getContentPane().add(config_panel, BorderLayout.NORTH);
    }

    
    // ---------------------------------------------------
    //
    // declare class methods
    //
    // ---------------------------------------------------

    // method:  addConfig()
    //
    // arguments:  none
    // return: none
    //
    //  dynamically adds and constrains all objects on the JPanel
    //
    public void addConfig() {

	//  make this config panel use grid bag layout
	//
	GridBagLayout gridbag = new GridBagLayout();
	config_panel.setLayout(gridbag);

	// add the appropriate input values depending on whether the 
	// vertex being configured in a transform or a connector
	//
	if(cfgType == 0)
	    addTransformConfig(gridbag);
	else if (cfgType == 1){
	    addConnectorConfig(gridbag);
	}

	// create a button panel to place all buttons on so proper spacing 
	// can be acheived
	//	
	JPanel button_panel = new JPanel();
	if( max_subparam > 0) {

	    // create a button panel to place all buttons on so proper spacing 
	    // can be acheived
	    //	
	    button_panel.setLayout(new GridLayout(1,4, 1, 1));
	    
	    // create the configure button and add the appropriate action handler
	    //
	    config_button = new JButton("Configure");
  	    button_panel.add(config_button);
	    config_button.addActionListener(this);
	    config_button.setActionCommand("param");
	    config_button.setFont(newFont);
	
	    // create the return button and add the appropriate action handler
	    //
	    save_button = new JButton("Save");
	    button_panel.add(save_button);
	    save_button.addActionListener(this);
	    save_button.setActionCommand("update");
	    save_button.setFont(newFont);
	
	    // create the cancel button and add to subpanel
	    //
	    cancel_button = new JButton("Cancel");
	    button_panel.add(cancel_button);
	    cancel_button.addActionListener(this);
	    cancel_button.setActionCommand("cancel");
	    cancel_button.setFont(newFont);

	    // create the help button and add to subpanel
	    //
	    help_button = new JButton("Help");
	    button_panel.add(help_button);
	    help_button.addActionListener(this);
	    help_button.setActionCommand("help");
	    help_button.setFont(newFont);
	}
	else {

	    // create a button panel to place all buttons on so proper spacing 
	    // can be acheived
	    //	
	    button_panel.setLayout(new GridLayout(1,4, 1, 1));
	    
	    // create the return button and add the appropriate action handler
	    //
	    save_button = new JButton("Save");
	    button_panel.add(save_button);
	    save_button.addActionListener(this);
	    save_button.setActionCommand("update");
	    save_button.setFont(newFont);
		
	    // create the cancel button and add to subpanel
	    //
	    cancel_button = new JButton("Cancel");
	    button_panel.add(cancel_button);
	    cancel_button.addActionListener(this);
	    cancel_button.setActionCommand("cancel");
	    cancel_button.setFont(newFont);
		
	    // create the default button and add to subpanel
	    //
	    default_button = new JButton("  Default ");
	    button_panel.add(default_button);
	    default_button.addActionListener(this);
	    default_button.setActionCommand("default");
	    default_button.setFont(newFont);
		
	    // create the help button and add to subpanel
	    //
	    help_button = new JButton("Help");
	    button_panel.add(help_button);
	    help_button.addActionListener(this);
	    help_button.setActionCommand("help");
	    help_button.setFont(newFont);		
	}

	// place the button panel onto the config panel
	//
	constrain(config_panel, button_panel, gridbag, 0, labels.size()+1,
		  GridBagConstraints.REMAINDER,1,1,1,
		  GridBagConstraints.SOUTH);

    }
   

    // method: addConnectorConfig
    //
    // arguments:
    //    GridBagLayout gridbag:  gridbag layout for config panel
    //
    // return   : none
    //
    //  places all the proper input items onto the config panel 
    //  for configuring a connector box
    //
    public void addConnectorConfig(GridBagLayout gridbag)  {
	
	// get the number of parents this connector vertex has
	//
	int size = cfgVertexFocus.getInDegree();
	
	// create a vector containing the names of all the connector's 
	// parents
	//
	labels = new Vector(5,5);

	// populate the names vector
	// *********************************************
	for(int i=0; i < size; i++) {
	    labels.add(((Vertex)cfgVertexFocus.vertexParents.get(i)).getVertexName());
	}

	// create a vector of JLabels and JComboBox for use in swapping
	//
	connLabels = new Vector(size,1);
	connBox = new Vector(size,1);
	connection_order = new Vector(size,1);

	// populate the vector's for display 
	//
	for(int i=0; i < labels.size(); i++) {
	    connLabels.add(new JLabel("Position " + (i+1)));
	    connBox.add(new JComboBox(labels));
	    ((JComboBox)connBox.get(i)).setSelectedIndex(i);
	    ((JComboBox)connBox.get(i)).addItemListener(this);
	}
	
	for(int i=0; i < labels.size(); i++) {
	  
	    // place the label onto the screen
	    //
	    ((JLabel)connLabels.get(i)).setForeground(Color.black);
	    constrain(config_panel,(JLabel)(connLabels.get(i)), gridbag, 0, i,
		      1, 1, 1, 0, GridBagConstraints.WEST);
	    ((JLabel)connLabels.get(i)).setFont(newFont);
	    labelReference.add((JLabel)connLabels.get(i));

	    // place the JComboBox on the screen
	    //
	    ((JComboBox)connBox.get(i)).setForeground(Color.black);
	    constrain(config_panel,((JComboBox)connBox.get(i)), gridbag, 1, i,
		      1, 1, 1, 0, GridBagConstraints.EAST);
	    ((JComboBox)connBox.get(i)).setFont(newFont);

	    // populate a vector to tell me connections made
	    //
	    Integer integer = new Integer(i);
	    connection_order.add(integer);
	}
    }

    // method: addTransformConfig
    //
    // arguments:
    //    GridBagLayout gridbag:  gridbag layout for config panel
    //
    // return   : none
    //
    //  places all the proper input items onto the config panel 
    //  for configuring any transform
    //
    public void addTransformConfig(GridBagLayout gridbag)  {
	
	// to simplify the creation, the data vectors will be trimmed to only
	// include the transform we're looking at and saved into these three
	// vectors for use in a bit
	//
	labels = new Vector(5,5);
	Vector types = new Vector(5,5);
	Vector values = new Vector(5,5);
	String transform = cfgVertexFocus.association;
	int subparamIndex = 0;
	int subclassIndex = 0;

	for(int j=data.association.indexOf(transform); 
	    j <= data.association.lastIndexOf(transform);
	    j++) {
	    if(j != -1) {
		labels.add(data.name.get(j));
		types.add(data.type.get(j));
		values.add(data.values.get(j));
	    }
	}
	
	// calculate the total number of subclasses
	//
	for(int i =0; i < types.size(); i++){
	    if(types.get(i).equals("class"))
		max_subclass++;
	}
	
	cfgVertexFocus.max_subclass = max_subclass;
	
	// calculate the total number of subparams
	//
	for(int i =0; i < types.size(); i++){
	    if(types.get(i).equals("param"))
		max_subparam++;
	}
	cfgVertexFocus.max_subparam = max_subparam;


	// maximum width of any JTextField or JComboBox
	// will set all to this width once they have been added
	//
	int maxwidth = 0;
	int maxheight = 0;
	
	// run through these and add labels and input fields as appropriate
	//
	for(int i=0; i < labels.size(); i++) {
	    
	    // add a label for all labels except the images
	    //
	    if(types.get(i).equals("image") == false){
		String configLabel = (String)labels.get(i);
		JLabel jlabel = new JLabel((String)labels.get(i));
		if(configLabel.equals("configuration")) {
		    jlabel = new JLabel("");
		}
		jlabel.setForeground(Color.black);
		constrain(config_panel,jlabel, gridbag, 0, i,
			  1, 1, 1, 0, GridBagConstraints.WEST);
		labelReference.add(jlabel);
		jlabel.setFont(newFont);
	    }
	    else {
	
		// keep data alligned so changing values is done easily
		// while holding onto these image files
		//
		enteredData.add("image");
		labelReference.add("image");
		blockType.add("image");
	    }
	    
	    
	    // add a drop down list for the enumerated values with first
	    // option from file being initially selected
	    //
	    if(types.get(i).equals("enum")){
		
		// create a drop down list to allow selection from
		//
		JComboBox select = new JComboBox();
		select.setFont(newFont);
		select.setForeground(Color.black);

		// retrieve and add all possible values to this list
		//
		Vector enum_values = (Vector)values.get(i);
		for(int j=0; j < enum_values.size(); j++) {
		    select.addItem(enum_values.get(j));
		}
		
		// add the combo box to the panel
		//
		constrain(config_panel,select, gridbag, 3, i,
			  1, 1, 1, 0, GridBagConstraints.EAST);
		enteredData.add(select);
		blockType.add("enum");
		Vertex selectedVertex = cfgVertexFocus;
		select.setSelectedItem(selectedVertex.values.get(i));
	    }
	    
	    // make a check box for a boolean type
	    //
	    else if (types.get(i).equals("boolean")){
		
		// create the check box
		//
		String value = (String)(cfgVertexFocus.values.get(i));
		
		// get the default value for the button
		//
		boolean value2;
		if (value.equals( "true"))
		    value2 = true;
		else
		    value2 = false;