JTextField对齐

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[img][/img]

import java.awt.Container;
import java.awt.GridLayout;

import javax.swing.JFrame;
import javax.swing.JTextField;

public class AlignmentSample {
  public static void main(String args[]) {
    JFrame frame = new JFrame("Alignment Example");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Container content = frame.getContentPane();
    content.setLayout(new GridLayout(0, 1));
    JTextField textField = new JTextField("Left");
    textField.setHorizontalAlignment(JTextField.LEFT);
    content.add(textField);
    textField = new JTextField("Center");
    textField.setHorizontalAlignment(JTextField.CENTER);
    content.add(textField);
    textField = new JTextField("Right");
    textField.setHorizontalAlignment(JTextField.RIGHT);
    content.add(textField);
    textField = new JTextField("Leading");
    textField.setHorizontalAlignment(JTextField.LEADING);
    content.add(textField);
    textField = new JTextField("Trailing");
    textField.setHorizontalAlignment(JTextField.TRAILING);
    content.add(textField);
    frame.pack();
    frame.setSize(250, (int) frame.getSize().getHeight());
    frame.setVisible(true);
  }
}

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