pdfGetDisplayMode
Get the current page display mode.
int pdfGetDisplayMode(PDFViewerHandle viewer)
This function returns the current display mode, which will be one of:
pdfDisplaySingle, pdfDisplayContinuous,
pdfDisplaySideBySideSingle,
pdfDisplaySideBySideContinuous, or
pdfDisplayHorizontalContinuous. See
pdfSetDisplayMode for details.
C:
int mode;
mode = pdfGetDisplayMode(viewer);