package AngioTool;
import GUI.TransparentTextField;import java.awt.Color;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.text.DecimalFormat;import java.text.NumberFormat;import javax.swing.Timer;
public class MemoryMonitor extends Timer implements ActionListener { private TransparentTextField textField; private Color OK; private Color NO_OK;
public MemoryMonitor(int interval, TransparentTextField textField) { super(interval, null); this.textField = textField; this.textField.setOpaque(true); this.textField.setAlpha(1.0F); this.OK = new Color(0.0F, 1.0F, 0.0F); this.NO_OK = new Color(1.0F, 0.0F, 0.0F); this.addActionListener(this); }
@Override public void actionPerformed(ActionEvent event) { double m = (double)Runtime.getRuntime().maxMemory() / 1048576.0; double f = (double)Runtime.getRuntime().freeMemory() / 1048576.0; double t = (double)Runtime.getRuntime().totalMemory() / 1048576.0; double u = t - f; NumberFormat formatter = new DecimalFormat("#.##"); String free = formatter.format(f); String total = formatter.format(t); String maximum = formatter.format(m); String used = formatter.format(u); this.textField.setText(""); if (u * 100.0 / m <= 90.0) { this.textField.setBackground(this.OK); } else { this.textField.setBackground(this.NO_OK); }
this.textField.setText(used + "/" + maximum); }}
