subconfigbox.java

这是一个从音频信号里提取特征参量的程序

	    // code to get information from a float variable
	    //
	    if (blockType.get(i).equals("float")) {
		String text = ((JTextField)enteredData.get(i)).getText();
		try {
		    float value = Float.valueOf(text).floatValue();
		    subVertex.values.set(i, text);
		}
		catch (java.lang.NumberFormatException event) {
		    JFrame frame = new JFrame("Warning");
		    String warningMessage = new 
			String("The value entered for " + 
			       subVertex.names.get(i) + 
			       " is not a floating point number.");
		    JOptionPane.showMessageDialog(frame, warningMessage);
		    return false;
		}
	    }

	    // code to get information from a double variable
	    //
	    if (blockType.get(i).equals("double")) {
		String text = ((JTextField)enteredData.get(i)).getText();
		try {
		    double value = Double.valueOf(text).doubleValue();
		    subVertex.values.set(i, text);
		}
		catch (java.lang.NumberFormatException event) {
		    JFrame frame = new JFrame("Warning");
		    String warningMessage = new 
			String("The value entered for " + 
			       subVertex.names.get(i) + 
			       " is not a floating point number.");
		    JOptionPane.showMessageDialog(frame, warningMessage);
		    return false;
		}
	    }
	    
	    // code to get information from an unsigned integer variable
	    //
	    if (blockType.get(i).equals("unsigned-integer")) {
		String text = ((JTextField)enteredData.get(i)).getText();
		try {
		    int value = Integer.valueOf(text).intValue();
		    if (value >= 0) {
			subVertex.values.set(i, text);
		    } else {
			JFrame frame = new JFrame("Warning");
			String warningMessage = new 
			    String("The value entered for " + 
				   subVertex.names.get(i) + 
				   " is not an unsigned integer.");
			JOptionPane.showMessageDialog(frame,warningMessage);
			return false;
		    }
		}
		catch (java.lang.NumberFormatException event) {
		    JFrame frame = new JFrame("Warning");
		    String warningMessage = new 
			String("The value entered for " + 
			       subVertex.names.get(i) + 
			       " is not an unsigned integer.");
		    JOptionPane.showMessageDialog(frame, warningMessage);
		    return false;
		}
	    }

	    // code to get information from an integer variable
	    //
	    if (blockType.get(i).equals("integer")) {
		String text = ((JTextField)enteredData.get(i)).getText();
		try {
		    int value = Integer.valueOf(text).intValue();
		    subVertex.values. set(i, text);
		}
		catch (java.lang.NumberFormatException event) {
		    JFrame frame = new JFrame("Warning");
		    String warningMessage = new 
			String("The value entered for " + 
			       subVertex.names.get(i) + 
			       " is not an integer.");
		    JOptionPane.showMessageDialog(frame, warningMessage);
		    return false;
		}
	    }
	}
	return true;
    }
    
    // method: actionPerformed
    //
    // arguments:
    //    ActionEvent e: event that was fired
    //
    // return   : none
    //
    // listens for actions taking place on the components
    //
    public void actionPerformed(ActionEvent e)
    {
	if(e.getActionCommand().equals("update")){
	   	    
	    // validate the inputs and if they are all valid, 
	    // dispose of the box
	    //	    
	    if(validation()) {		
		this.dispose();		
		parent.setModal(true);
	    }
	}
	
	if(e.getActionCommand().equals("cancel")){

	    // dispose of the changes and revert to the old ways
	    //
	    this.dispose();
	    parent.setModal(true);
	}
	
	if(e.getActionCommand().equals("default")){
	    defaultSettings();
	}

	if(e.getActionCommand().equals("revert")){
	    revertSettings();
	}	
	
	if(e.getActionCommand().equals("help")){
		
	    // display a help message: "under construction"
	    //
	    JFrame frame = new JFrame("Help");
	    JOptionPane.showMessageDialog(frame, 
					  "The help message is under construction");
	}

	// create config window if dealing with a nested class for config
	//
	if(e.getActionCommand().equals("class")){
	    Vertex temp = (Vertex)e.getSource();
	    if(isModal()) {
		setModal(false);
		SubConfigBox class_config_panel = 
		    new SubConfigBox(this, data, temp, cfgVertexFocus);
		class_config_panel.pack();
		class_config_panel.setVisible(true);
	    }
	}

	// create config window if dealing with a nested param for config
	//
	if(e.getActionCommand().equals("param")){

	    // if the block we've configured is a subparam
	    //
	    if(validation()) {	

		//Vertex temp = (Vertex)e.getSource();

		Vertex temp = (Vertex)subVertex.subparam.get(subVertex.subparam.size()-1);
		if(isModal()) {
		    setModal(false);
		    SubConfigBoxParam class_config_panel = 
			new SubConfigBoxParam(this, data, temp, subVertex, subparamInfo);
		    class_config_panel.pack();
		    class_config_panel.setVisible(true);
		}
	    }
	}

    }

    // method: defaultSettings
    //
    // arguments:  none
    //
    // return:  none
    //
    //  resets all configuartion items to the default values as given in 
    //  the gui configuration file
    //
    public void defaultSettings() {
	
	// get the name of the class we're working on
	//
	String association = subVertex.association;

	// get the beginning and end of my search for default data
	//
	int begin = data.association.indexOf(association);
	int end = data.association.lastIndexOf(association);
	
	// change all values back to the default
	//
	for(int i= begin; i <= end; i++) {
	    
	    // set enum type back to default value
	    //
	    if(data.type.get(i).equals("enum")) {
		Vector enum_values = (Vector)data.values.get(i);
		
		// actually change the enum to the default setting
		//
		
		JComboBox select = (JComboBox)enteredData.get(i - begin);
		select.setSelectedItem((String)enum_values.get(0));
	    }
	    
	    // make the check box revert to its previous state
	    //
	    else if (data.type.get(i).equals("boolean")){
		// get the value for the check box
		//
		String value = (String)(data.values.get(i));
	
		boolean value2;
		if (value.equals("true"))
		    value2 = true;
		else
		    value2 = false;

		// actually make the change to the check box
		//

		JCheckBox checkBox = (JCheckBox)enteredData.get(i - begin); 
		checkBox.setSelected(value2);
	    }

	    // do nothing if the type is image
	    //
	    else if (data.type.get(i).equals("image")) {
	    }
	    
	    // set all text field back to defaults
	    //
	    else {

		JTextField text_box = (JTextField)enteredData.get(i - begin);
		text_box.setText((String)data.values.get(i));	
	    }
	}
    }

    // method: revertSettings
    //
    // arguments:  none
    //
    // return:  none
    //
    //  resets all configuartion items to the values that were stored in the 
    //  referring vertex before the configuration began 
    //    
    public void revertSettings() {
		
	// run through these and add labels and input fields as appropriate
	//
	for(int i=0; i < subVertex.values.size(); i++) {
	    
	    // make the selected option revert to its previous state
	    //
	    if(subVertex.types.get(i).equals("enum")){
		
		JComboBox select = (JComboBox)enteredData.get(i);
		select.setSelectedItem(subVertex.values.get(i));
	    }

	    // make the check box revert to its previous state
	    //
	    else if (subVertex.types.get(i).equals("boolean")){
		
		// get the value for the check box
		//
		String value = (String)(subVertex.values.get(i));
		JCheckBox checkBox = (JCheckBox)enteredData.get(i); 

		boolean value2;
		if (value.equals("true"))
		    value2 = true;
		else
		    value2 = false;
		checkBox.setSelected(value2);
	    }

	    // do nothing if the type is image
	    //
	    else if (subVertex.types.get(i).equals("image")) {
	    }
	    
	    // take care of anything of type text
	    //
	    else if (subVertex.types.get(i).equals("text")) {
		
		JTextField text_box = (JTextField)enteredData.get(i);
		String text = (String)subVertex.values.get(i);
		text_box.setText(text);
		
	    }
	    
	    // creation of input box for unsigned int
	    //
	    else if (subVertex.types.get(i).equals("unsigned-integer")) {
		
		JTextField text_box = (JTextField)enteredData.get(i);
		String text = (String)subVertex.values.get(i);
		text_box.setText(text);	    
	    }

	    // creation of input box for float
	    //
	    else if (subVertex.types.get(i).equals("float")) {
		
		JTextField text_box = (JTextField)enteredData.get(i);
		String text = (String)subVertex.values.get(i);
		text_box.setText(text);
	    }

	    // creation of input box for double
	    //
	    else if (subVertex.types.get(i).equals("double")) {
		
		JTextField text_box = (JTextField)enteredData.get(i);
		String text = (String)subVertex.values.get(i);
		text_box.setText(text);
	    }

	    // creation of input box for int
	    //
	    else if (subVertex.types.get(i).equals("integer")) {

		JTextField text_box = (JTextField)enteredData.get(i);
		String text = (String)subVertex.values.get(i);
		text_box.setText(text);	    
	    }
	}
    }
}

//
// end of file