void (MouseEvent e) { super.processMouseMotionEvent(e); if (!myResizeEnabled) return; if (MouseEvent.MOUSE_DRAGGED == e.getID()) { myPoint = SwingUtilities.convertPoint(this, e.getPoint(), Splitter.this); float proportion; if (isVertical()) { if (getHeight() > 0) { float min = getMinProportion(true); float max = 1 - getMinProportion(false); proportion = MathUtil.clamp(Math.min(max, Math.max((float)myPoint.y / (float)Splitter.this.getHeight(), min)), .0f, 1.0f); setProportion(proportion); } } else { if (getWidth() > 0) { float min = getMinProportion(true); float max = 1 - getMinProportion(false); proportion = MathUtil.clamp(Math.min(max, Math.max((float)myPoint.x / (float)Splitter.this.getWidth(), min)), .0f, 1.0f); setProportion(proportion); } } } }