DefaultCodeAreaPainter.java 文件源码

@Override
        public void adjustmentValueChanged(AdjustmentEvent e) {
            if (horizontalScrollUnit == HorizontalScrollUnit.CHARACTER) {
                scrollPosition.setScrollCharPosition(scrollPanel.getHorizontalScrollBar().getValue());
            } else {
                if (characterWidth > 0) {
                    int horizontalScroll = scrollPanel.getHorizontalScrollBar().getValue();
                    scrollPosition.setScrollCharPosition(horizontalScroll / characterWidth);
                    scrollPosition.setScrollCharOffset(horizontalScroll % characterWidth);
                }
            }

            worker.getCodeArea().repaint();
//            dataViewScrolled(codeArea.getGraphics());
            notifyScrolled();
        }