[英]Change font on cell while edit jtable
我正在做一個新的proyect,並且在編輯單元格時遇到問題。 在編輯單元格時,字體格式更改,我想設置特定的格式。
為此,我希望將CellEditor分配給表中的每一列。
Cass CellEditor
public class MyTableCellEditor extends AbstractCellEditor implements TableCellEditor {
JComponent component = new JTextField();
public Component getTableCellEditorComponent(JTable table, Object value, boolean isSelected, int rowIndex, int vColIndex) {
((JTextField)component).setText((String)value);
((JTextField)component).setFont(new java.awt.Font("Arial Unicode MS", 0, 16));
return component;
}
分配給列
private void crearEditor(){
for (int i = 0; i < tabla.getColumnCount(); i ++) {
TableColumn col = tabla.getColumnModel().getColumn(i);
col.setCellEditor(new MyTableCellEditor());
}
}
並編輯我要處理的單元格:
boolean success = tabla.editCellAt(fila, columma);
if (success) {
boolean toggle = false;
boolean extend = false;
tabla.changeSelection(fila, columma, toggle, extend);
}
但是沒有設置格式。 任何想法謝謝
為我工作,這是示例:
import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Font;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.AbstractCellEditor;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.table.TableCellEditor;
import javax.swing.table.TableColumn;
public class TestFrame extends JFrame {
public static void main(String... s) {
new TestFrame();
}
public TestFrame() {
init();
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
pack();
setLocationRelativeTo(null);
setVisible(true);
}
private void init() {
final JTable t = new JTable(3,3);
for (int i = 0; i < t.getColumnCount(); i++) {
TableColumn col = t.getColumnModel().getColumn(i);
col.setCellEditor(new MyTableCellEditor());
}
t.setRowHeight(20);
add(new JScrollPane(t));
JButton b = new JButton("edit");
b.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
boolean success = t.editCellAt(1, 1);
if (success) {
boolean toggle = false;
boolean extend = false;
t.changeSelection(1, 1, toggle, extend);
}
}
});
add(b,BorderLayout.SOUTH);
}
public class MyTableCellEditor extends AbstractCellEditor implements TableCellEditor {
private JTextField component = new JTextField();
private Font font = new Font("Arial Unicode MS", 0, 16);
public Component getTableCellEditorComponent(JTable table,
Object value, boolean isSelected, int rowIndex, int vColIndex) {
component.setText((String) value);
component.setFont(font);
return component;
}
@Override
public Object getCellEditorValue() {
return component.getText();
}
}
}
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