public void mouseDragged(MouseEvent e) {
int x = e.getX();
int y = e.getY();
boolean oldMouseOverButton = mMouseOverButton;
if (mPressedButton != -1) mMouseOverButton = mRect[mPressedButton].contains(x, y);
if (mMouseOverButton ^ oldMouseOverButton) repaint();
}
public void mousePressed(MouseEvent e) {
int x = e.getX();
int y = e.getY();
for (int i = 0; mRect != null && i < mRect.length; i++) {
if (mRect[i].contains(x, y)) {
mPressedButton = i;
mMouseOverButton = true;
repaint();
}
}
}