Tag: 运行时错误的

java中的jcomboboxfilter – 外观独立

我有一个简单的JComboBoxfilter代码，如下所示： import java.awt.event.KeyAdapter; import java.awt.event.KeyEvent; import java.util.ArrayList; import java.util.List; import javax.swing.DefaultComboBoxModel; import javax.swing.JComboBox; import javax.swing.JFrame; import javax.swing.JTextField; import javax.swing.SwingUtilities; import javax.swing.UIManager; public class FilterComboBox extends JComboBox { private List array; public FilterComboBox(List array) { super(array.toArray()); this.array = array; this.setEditable(true); final JTextField textfield = (JTextField) this.getEditor().getEditorComponent(); textfield.addKeyListener(new KeyAdapter() { public void keyReleased(KeyEvent ke) { SwingUtilities.invokeLater(new Runnable() […]