+++ /dev/null
-package tim.prune.function.compress;
-
-import java.awt.Component;
-import java.awt.GridLayout;
-import java.awt.event.ActionListener;
-import java.awt.event.KeyListener;
-
-import javax.swing.JLabel;
-import javax.swing.JPanel;
-import javax.swing.JTextField;
-import javax.swing.SwingConstants;
-
-import tim.prune.I18nManager;
-import tim.prune.data.Track;
-
-/**
- * Superclass for compression algorithms with a single text field parameter
- */
-public abstract class SingleParameterAlgorithm extends CompressionAlgorithm
-{
- /** Text field for entering parameter */
- private JTextField _parameterField = null;
- /** Listener from parent dialog */
- private ActionListener _listener = null;
-
-
- /**
- * Constructor
- * @param inTrack track object
- * @param inDetails track details object
- * @param inListener listener to attach to activation control
- */
- public SingleParameterAlgorithm(Track inTrack, TrackDetails inDetails, ActionListener inListener)
- {
- super(inTrack, inDetails, inListener);
- _listener = inListener;
- _parameterField = new JTextField();
- // Add listener to parameter field to re-run preview (and en/disable ok) when param changed
- _parameterField.addKeyListener(new KeyListener() {
- public void keyTyped(java.awt.event.KeyEvent arg0) {};
- public void keyPressed(java.awt.event.KeyEvent arg0) {};
- public void keyReleased(java.awt.event.KeyEvent arg0) {if (isActivated()) _listener.actionPerformed(null);};
- });
- }
-
- /**
- * @return specific gui components for dialog
- * @param inLabelKey key for label
- * @param inParamValue initial value of parameter
- */
- protected Component getSpecificGuiComponents(String inLabelKey, String inParamValue)
- {
- // Create panel with label and text field
- JPanel panel = new JPanel();
- panel.setLayout(new GridLayout(0, 2));
- JLabel label = new JLabel(I18nManager.getText(inLabelKey) + " : ");
- label.setHorizontalAlignment(SwingConstants.RIGHT);
- panel.add(label);
- panel.add(_parameterField);
- _parameterField.setText(inParamValue);
- return panel;
- }
-
- /**
- * Parse the text field to get parameter
- * @return parameter given as double
- */
- protected double getParameter()
- {
- double param = 0.0;
- try {
- // Parse from string
- param = Double.parseDouble(_parameterField.getText());
- }
- catch (NumberFormatException nfe) {} // ignore, param stays zero
- return param;
- }
-
- /**
- * @return the text field component
- */
- protected JTextField getTextField()
- {
- return _parameterField;
- }
-}