FileDocCategorySizeDatePackage
UpcaseFilter.javaAPI DocExample1311Thu Oct 24 20:14:26 BST 2002None

UpcaseFilter

public class UpcaseFilter extends DocumentFilter

Fields Summary
Constructors Summary
Methods Summary
public voidinsertString(javax.swing.text.DocumentFilter$FilterBypass fb, int offset, java.lang.String text, javax.swing.text.AttributeSet attr)

    fb.insertString(offset, text.toUpperCase(), attr);
public static voidmain(java.lang.String[] args)

    DocumentFilter dfilter = new UpcaseFilter();

    JTextArea jta = new JTextArea();
    JTextField jtf = new JTextField();
    ((AbstractDocument)jta.getDocument()).setDocumentFilter(dfilter);
    ((AbstractDocument)jtf.getDocument()).setDocumentFilter(dfilter);

    JFrame frame = new JFrame("UpcaseFilter");
    frame.getContentPane().add(jta, java.awt.BorderLayout.CENTER);
    frame.getContentPane().add(jtf, java.awt.BorderLayout.SOUTH);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setSize(200, 120);
    frame.setVisible(true);
public voidreplace(javax.swing.text.DocumentFilter$FilterBypass fb, int offset, int length, java.lang.String text, javax.swing.text.AttributeSet attr)

    fb.replace(offset, length, text.toUpperCase(), attr);