如何解决如何自动选择JTable中最后插入的行？
| 由于JTable可以排序。 如何设置插入行时自动选择最后插入的行？ 谢谢解决方法
您的TableModel可以重新调整行数，并且通过使用convertRowIndexToView可以最后更新/添加行，您可以在TableView中获取行，然后传递给changeSelection
公共无效的changeSelection（int rowIndex，int columnIndex，布尔切换，布尔扩展）
编辑：示例（用于享受经编码的numbersOfRows-3而不是正确的numbersOfRows-1）：
import java.awt.*;
import java.awt.event.ActionEvent;
import javax.swing.*;
import javax.swing.UIManager.LookAndFeelInfo;
import javax.swing.event.*;
import javax.swing.table.*;
public class TestTableRowTable {
public static void main(String[] args) {
EventQueue.invokeLater(new Runnable() {
@Override
public void run() {
try {
// UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
for (LookAndFeelInfo info : UIManager.getInstalledLookAndFeels()) {
if (info.getName().equals(\"Nimbus\")) {
UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (Exception e1) {
e1.printStackTrace();
}
final JTable table = new JTable(10,6);
for (int i = 0; i < table.getRowCount(); i++) {
table.setValueAt(i,i,0);
}
final TableRowSorter<TableModel> sorter = new TableRowSorter<TableModel>(table.getModel());
table.setRowSorter(sorter);
final AbstractTableModel model = new AbstractTableModel() {
private static final long serialVersionUID = 1L;
@Override
public int getColumnCount() {
return 1;
}
@Override
public Object getValueAt(int row,int column) {
return table.convertRowIndexToModel(row);
}
@Override
public int getRowCount() {
return table.getRowCount();
}
};
JTable headerTable = new JTable(model);
headerTable.setShowGrid(false);
headerTable.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
headerTable.setPreferredScrollableViewportSize(new Dimension(30,0));
headerTable.getColumnModel().getColumn(0).setPreferredWidth(30);
headerTable.getColumnModel().getColumn(0).setCellRenderer(new TableCellRenderer() {
@Override
public Component getTableCellRendererComponent(JTable x,Object value,boolean isSelected,boolean hasFocus,int row,int column) {
boolean selected = table.getSelectionModel().isSelectedIndex(row);
Component component = table.getTableHeader().getDefaultRenderer().getTableCellRendererComponent(table,value,false,-1,-2);
((JLabel) component).setHorizontalAlignment(JLabel.CENTER);
if (selected) {
component.setFont(component.getFont().deriveFont(Font.BOLD));
} else {
component.setFont(component.getFont().deriveFont(Font.PLAIN));
}
return component;
}
});
table.getRowSorter().addRowSorterListener(
new RowSorterListener() {
@Override
public void sorterChanged(RowSorterEvent e) {
model.fireTableDataChanged();
}
});
table.getSelectionModel().addListSelectionListener(
new ListSelectionListener() {
@Override
public void valueChanged(ListSelectionEvent e) {
model.fireTableRowsUpdated(0,model.getRowCount() - 1);
}
});
JScrollPane pane = new JScrollPane(table);
pane.setRowHeaderView(headerTable);
JFrame frame = new JFrame(\"Test\");
frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
frame.getContentPane().add(pane);
frame.getContentPane().add(new JButton(new AbstractAction(\"Toggle filter\") {
private static final long serialVersionUID = 1L;
private RowFilter<TableModel,Object> filter = new RowFilter<TableModel,Object>() {
@Override
public boolean include(javax.swing.RowFilter.Entry<? extends TableModel,? extends Object> entry) {
return ((Number) entry.getValue(0)).intValue() % 2 == 0;
//return ((String) entry.getValue(0)).length()>0 ;
//return ((Date) entry.getValue(0)).getTime()< ;
}
};
@Override
public void actionPerformed(ActionEvent e) {
if (sorter.getRowFilter() != null) {
sorter.setRowFilter(null);
TableModel tblModel = table.getModel();
int numbersOfRows = 0;
numbersOfRows = tblModel.getRowCount();
int lastRow = 0;
lastRow = table.convertRowIndexToView(numbersOfRows - 3);
table.changeSelection(lastRow,false);
} else {
sorter.setRowFilter(filter);
}
}
}),BorderLayout.PAGE_END);
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
});
}
private TestTableRowTable() {
}
}
public void insertRow(int row,Vector rowData)
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