Java jTable鼠标侦听器不工作
我的鼠标听筒在jTable上有问题。 这是我的代码:Java jTable鼠标侦听器不工作,java,swing,jtable,mouselistener,Java,Swing,Jtable,Mouselistener,我的鼠标听筒在jTable上有问题。 这是我的代码: final JTable jTable1 = new JTable(tablemodel); JScrollPane scroll = new JScrollPane(jTable1); jTable1.addMouseListener(new MouseAdapter(){ public void mouseClicked(Event e){ Sys
final JTable jTable1 = new JTable(tablemodel);
JScrollPane scroll = new JScrollPane(jTable1);
jTable1.addMouseListener(new MouseAdapter(){
public void mouseClicked(Event e){
System.out.println("clicekd on table");
}
});
但是,当我单击sysout中的单元格数据时,该代码不起作用。
Eclipse告诉我:newMouseAdapter(){}
类型中的方法mouseClicked(Event)
从未在本地使用
编辑:
这是我的函数,除了jTable.addMouseListener
public void categoryShow() {
// TODO Auto-generated method stub
appListener.getCategory();
List<Category> people = model.getPeople();
DefaultTableModel tablemodel;
tablemodel = new DefaultTableModel();
final JTable jTable1 = new JTable(tablemodel);
JScrollPane scroll = new JScrollPane(jTable1);
jTable1.addMouseListener(new MouseAdapter(){
@Override
public void mouseClicked(MouseEvent e){
System.out.println("clicekd on table");
}
});
tablemodel.addColumn("ID");
tablemodel.addColumn("Nazwa");
for (Category person : people) {
tablemodel.addRow(new Object[]{person.getId(),person.getName()});
}
JPanel controls = new JPanel(new BorderLayout(5,5));
JPanel buttons = new JPanel(new GridLayout(0,1,4,4));
JButton deletebutton = new JButton("Usuń");
JButton newrow = new JButton("Dodaj");
JButton print = new JButton("Drukuj");
print.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent arg0) {
// TODO Auto-generated method stub
try{
jTable1.print();
}catch (PrinterException pe){
System.err.println("Blad przy drukowaniu");
}
}
});
jTable1.getModel().addTableModelListener(new TableModelListener(){
public void tableChanged(TableModelEvent e){
// TODO Auto-generated method stub
if(jTable1.getCellEditor() != null){
int col = jTable1.getSelectedColumn();
String columnname = jTable1.getColumnName(col);
System.out.println(jTable1.getSelectedColumn());
System.out.println("--" + columnname);
System.out.println(jTable1.getValueAt(jTable1.getSelectedRow(),jTable1.getSelectedColumn())); //nowa wartosc
System.out.println(jTable1.getValueAt(jTable1.getSelectedRow(), 0)); //id
}
}
});
newrow.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
final JFrame bankTeller = new JFrame("Dodaj nową kategorie");
bankTeller.setSize(500, 280);
bankTeller.setLocationRelativeTo(null);
bankTeller.setResizable(false);
bankTeller.setLayout(new GridBagLayout());
bankTeller.setBackground(Color.gray);
//bankTeller.getContentPane().add(everything, BorderLayout.CENTER);
GridBagConstraints c = new GridBagConstraints();
JPanel acctInfo = new JPanel(new GridBagLayout());
c.gridx = 0;
c.gridy = 0;
c.gridwidth = 2;
c.gridheight = 1;
c.insets = new Insets(5,5,5,5);
bankTeller.add(acctInfo, c);
c.gridwidth = 1;
JLabel custNameLbl = new JLabel("Nazwa kategorii");
c.gridx = 0;
c.gridy = 0;
c.insets = new Insets(0,0,0,0);
acctInfo.add(custNameLbl, c);
c.weightx=1.;
c.fill=GridBagConstraints.HORIZONTAL;
custNameTxt = new JTextField("",1000);
c.gridx = 1;
c.gridy = 0;
c.insets = new Insets(5,5,5,5);
acctInfo.add(custNameTxt,c);
closeBtn = new JButton("Anuluj");
c.gridx = 0;
c.gridy = 3;
c.insets = new Insets(5,5,5,5);
acctInfo.add(closeBtn,c);
savingsBtn = new JButton("Dodaj");
c.gridx = 1;
c.gridy = 3;
c.insets = new Insets(5,5,5,5);
acctInfo.add(savingsBtn,c);
bankTeller.setVisible(true);
closeBtn.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
bankTeller.dispose();
}
});
savingsBtn.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
String name = custNameTxt.getText();
if(!name.isEmpty()){
fireCategoryEvent(new CreateCategoryEvent(name));
}else{
// showMessageDialog(this, "Uzupełnij pole nazwa", "Error", JOptionPane.WARNING_MESSAGE);
}
}
});
}
});
deletebutton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
int selRow = (Integer) jTable1.getValueAt(jTable1.getSelectedRow(), 0);
if(selRow >= 0) {
System.out.println(selRow);
}
}
});
buttons.add(newrow);
buttons.add(deletebutton);
buttons.add(print);
buttons.setBorder(new TitledBorder("Zarządzaj"));
controls.add(buttons,BorderLayout.NORTH);
card1.add(scroll);
card1.add(controls);
}
public void categoryShow(){
//TODO自动生成的方法存根
appListener.getCategory();
List people=model.getPeople();
DefaultTableModel表格模型;
tablemodel=新的DefaultTableModel();
最终JTable jTable1=新JTable(表格模型);
JScrollPane scroll=新的JScrollPane(jTable1);
jTable1.addMouseListener(新的MouseAdapter(){
@凌驾
公共无效mouseClicked(MouseEvent e){
System.out.println(“表上的clicekd”);
}
});
tablemodel.addColumn(“ID”);
tablemodel.addColumn(“Nazwa”);
适用于(类别人员:人){
tablemodel.addRow(新对象[]{person.getId(),person.getName()});
}
JPanel控件=新JPanel(新边界布局(5,5));
JPanel按钮=新JPanel(新网格布局(0,1,4,4));
JButton deletebutton=新JButton(“通常”);
JButton newrow=新JButton(“Dodaj”);
JButton print=新JButton(“Drukuj”);
print.addActionListener(新ActionListener(){
已执行的公共无效操作(操作事件arg0){
//TODO自动生成的方法存根
试一试{
jTable1.print();
}捕获(打印异常pe){
系统错误打印(“Blad przy drukowaniu”);
}
}
});
jTable1.getModel().addTableModelListener(新的TableModelListener()){
公共作废表已更改(TableModelEvent e){
//TODO自动生成的方法存根
if(jTable1.getCellEditor()!=null){
int col=jTable1.getSelectedColumn();
字符串columnname=jTable1.getColumnName(col);
System.out.println(jTable1.getSelectedColumn());
System.out.println(“--”+列名称);
System.out.println(jTable1.getValueAt(jTable1.getSelectedRow(),jTable1.getSelectedColumn());//nowa-wartosc
System.out.println(jTable1.getValueAt(jTable1.getSelectedRow(),0));//id
}
}
});
addActionListener(newActionListener()){
已执行的公共无效操作(操作事件e){
最终JFrame bankTeller=新JFrame(“Dodaj nowąkategorie”);
银行出纳员。设置大小(500280);
bankTeller.setLocationRelativeTo(空);
bankTeller.SetResizeable(假);
setLayout(新的GridBagLayout());
银行出纳员。背景(颜色。灰色);
//bankTeller.getContentPane().add(所有内容,BorderLayout.CENTER);
GridBagConstraints c=新的GridBagConstraints();
JPanel acctInfo=newjpanel(newgridbaglayout());
c、 gridx=0;
c、 gridy=0;
c、 网格宽度=2;
c、 网格高度=1;
c、 插图=新插图(5,5,5,5);
银行出纳添加(账户信息,c);
c、 网格宽度=1;
JLabel custNameLbl=新JLabel(“Nazwa kategorii”);
c、 gridx=0;
c、 gridy=0;
c、 插图=新插图(0,0,0,0);
账户信息添加(custNameLbl,c);
c、 权重x=1。;
c、 填充=GridBagConstraints.HORIZONTAL;
custNameTxt=新的JTextField(“,1000);
c、 gridx=1;
c、 gridy=0;
c、 插图=新插图(5,5,5,5);
acctInfo.add(custNameTxt,c);
closeBtn=新的JButton(“Anuluj”);
c、 gridx=0;
c、 gridy=3;
c、 插图=新插图(5,5,5,5);
账户信息添加(关闭BTN,c);
savingsBtn=新的JButton(“Dodaj”);
c、 gridx=1;
c、 gridy=3;
c、 插图=新插图(5,5,5,5);
账户信息添加(储蓄账户,c);
bankTeller.setVisible(true);
closeBtn.addActionListener(新ActionListener(){
已执行的公共无效操作(操作事件e){
bankTeller.dispose();
}
});
savingsBtn.addActionListener(新ActionListener(){
已执行的公共无效操作(操作事件e){
String name=custNameTxt.getText();
如果(!name.isEmpty()){
fireCategoryEvent(新创建的CategoryEvent(名称));
}否则{
//showMessageDialog(这是“Uzupełnij pole nazwa”,“错误”,JOptionPane.WARNING_消息);
}
}
});
}
});
deletebutton.addActionListener(新ActionListener(){
已执行的公共无效操作(操作事件e){
int selRow=(整数)jTable1.getValueAt(jTable1.getSelectedRow(),0);
如果(selRow>=0){
系统输出打印项次(selRow);
}
}
});
按钮。添加(新行);
按钮。添加(删除按钮);
按钮。添加(打印);
纽扣。收尾顺序(新标题边框(“Zarządzaj”);
控件。添加(按钮,BorderLayout.NORTH);
卡片1.添加(滚动);
card1.添加(控件);
}
的签名
public void mouseClicked(Event e){
应该是
@Override
public void mouseClicked(MouseEvent e) {
我必须删除项目工作区中的文件:
- .项目