Ejemplo n.º 1
0
 private void updatePageNumber() {
   int pageIndex = preview.getPageIndex();
   int pageCount = preview.getPageCount();
   int visiblePageCount = preview.getHorizontalPageCount() * preview.getVerticalPageCount();
   String text =
       (visiblePageCount > 1
               ? "Pages "
                   + (pageIndex + 1)
                   + "-"
                   + Math.min(pageCount, pageIndex + visiblePageCount)
               : "Page " + (pageIndex + 1))
           + " of "
           + pageCount;
   pageNumber.setText(text);
   previousPage.setEnabled(pageIndex > 0);
   nextPage.setEnabled(pageIndex < pageCount - visiblePageCount);
   shell.layout(new Control[] {pageNumber});
 }
Ejemplo n.º 2
0
 private void setPreviewPageIndex(int pageIndex) {
   preview.setPageIndex(Math.max(Math.min(pageIndex, preview.getPageCount() - 1), 0));
   updatePageNumber();
 }