public void setWidth(int width) {
int height = 50;
editorPane.setSize(width, 2000);
try {
height = (int) editorPane.modelToView(editorPane.getDocument().getLength() - 1).getY() + 25;
} catch (BadLocationException e) {
}
editorPane.setSize(width, height);
sp.setSize(width + 1, height + 1);
sp.revalidate();
editorPane.revalidate();
cp.repaint();
}
private void init() {
setSize(800, 600);
cp = getContentPane();
cp.setLayout(null);
btnResize.addActionListener(this);
btnResize.setLocation(0, 0);
btnResize.setSize(100, 30);
sp.setLocation(0, 31);
sp.setBorder(BorderFactory.createLineBorder(Color.blue, 2));
editorPane.setBorder(BorderFactory.createLineBorder(Color.red, 2));
step.setLocation(0, 31);
step.setSize(100, 100);
cp.add(step);
// cp.add(sp);
cp.add(btnResize);
}