BashBracketsSupport.java 文件源码

protected final IRegion getSignedSelection(ISourceViewer sourceViewer) {
    Point viewerSelection = sourceViewer.getSelectedRange();

    StyledText text = sourceViewer.getTextWidget();
    Point selection = text.getSelectionRange();
    if (text.getCaretOffset() == selection.x) {
        viewerSelection.x = viewerSelection.x + viewerSelection.y;
        viewerSelection.y = -viewerSelection.y;
    }

    return new Region(viewerSelection.x, viewerSelection.y);
}