Fix SwarmSize dont change.

src/exampleAlgorithms/PSOAlgotihm.java

@@ -211,7 +211,7 @@ public class PSOAlgotihm implements Algorithm {
 		JFormattedTextField swarmSizeTextField = new  JFormattedTextField(integerFormatter);
 		swarmSizeTextField.setValue(swarmSize);
 		swarmSizeTextField.setToolTipText("Only positive Integer.");
-		swarmSizeTextField.addActionListener(actionEvent -> swarmSize = Integer.parseInt(swarmSizeTextField.getValue().toString()));
+		swarmSizeTextField.addPropertyChangeListener(actionEvent -> swarmSize = Integer.parseInt(swarmSizeTextField.getValue().toString()));
 		swarmSizeTextField.setBounds(125, 60, 50, 20);
 		parameterPanel.add(swarmSizeTextField);