Listening for Selection Events in a JTable Component : Table « Swing JFC « Java






  1. Java
  2. Swing JFC
  3. Table

Listening for Selection Events in a JTable Component

 



import javax.swing.JTable;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;

public class Main {
  public static void main(String[] argv) throws Exception {
    JTable table = new JTable();
    SelectionListener listener = new SelectionListener(table);
    table.getSelectionModel().addListSelectionListener(listener);
    table.getColumnModel().getSelectionModel().addListSelectionListener(listener);
  }
}

class SelectionListener implements ListSelectionListener {
  JTable table;

  SelectionListener(JTable table) {
    this.table = table;
  }
  public void valueChanged(ListSelectionEvent e) {
    if (e.getSource() == table.getSelectionModel() && table.getRowSelectionAllowed()) {
      int first = e.getFirstIndex();
      int last = e.getLastIndex();
    } else if (e.getSource() == table.getColumnModel().getSelectionModel()
        && table.getColumnSelectionAllowed()) {
      int first = e.getFirstIndex();
      int last = e.getLastIndex();
    }
    if (e.getValueIsAdjusting()) {
      System.out.println("The mouse button has not yet been released");
    }
  }
}








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