APDFL sample app which reproduces Acrobat's Document Properties Initial View tab.

DocInitialView.cpp

/*
// Project:  DocDescription - Sample app which reproduces Acrobat's Document Properties Initial View tab.
*/

#ifndef MAC_ENV
#include <sys/types.h>
#include <sys/stat.h>
#endif

#include <stdio.h>
#include <stdlib.h>

#include "PDFInit.h"
#include "CosCalls.h"
#include "CorCalls.h"
#include "ASCalls.h"
#include "ASExtraCalls.h"
#include "PDCalls.h"
#include "PagePDECntCalls.h"
#include "PDMetadataCalls.h"
#include  "MyPDFLibUtils.h"

#ifdef MAC_ENV                                  
#include "MacUtils.h"
#endif

void MainProc(int argc, char **argv)
{
	PDDoc pdDoc;
	int i = 0;

	if (argc > 1)
		pdDoc = MyPDDocOpen(argv[1]);
	else
		return;
	DURING

		fprintf(stdout, "Navigation Tab: ");
		PDPageMode pgMode = PDDocGetPageMode(pdDoc);
		switch (pgMode)
		{
		case PDDontCare: /* fprintf(stdout, "Default\n"); break;*/
		case PDUseNone:  fprintf(stdout, "Page Only\n"); break;
		case PDUseBookmarks: fprintf(stdout, "Bookmarks Panel and Page\n"); break;
		case PDUseAttachments: fprintf(stdout, "Attachments Panel and Page\n"); break;
		case PDUseOC:fprintf(stdout, "Layers Panel and Page\n"); break;
		case PDUseThumbs: fprintf(stdout, "Pages Panel and Page\n"); break;
		default: fprintf(stdout, "***unhandled %d\n", pgMode);
		}

		fprintf(stdout, "Page Layout: "); 
		PDLayoutMode layoutMode = PDDocGetLayoutMode(pdDoc);
		switch (layoutMode)
		{
		case PDLayoutDontCare: fprintf(stdout, "Default\n"); break;
		case PDLayoutSinglePage: fprintf(stdout, "Single Page\n"); break;
		case PDLayoutOneColumn: fprintf(stdout, "Single Page Continuous\n"); break;
		case PDLayoutTwoColumnLeft:fprintf(stdout, "Two-Up Continuous (Facing)\n"); break;
		case PDLayoutTwoColumnRight:fprintf(stdout, "Two-Up Continuous (Cover Page)\n"); break;
		case PDLayoutTwoPageLeft:fprintf(stdout, "Two-Up (Facing)\n"); break;
		case PDLayoutTwoPageRight: fprintf(stdout, "Two-Up (Cover Page)\n"); break;
		default: fprintf(stdout, "***unhandled %d\n", layoutMode);
		}

		fprintf(stdout, "Magnification: ");
		ASInt32 pageNum=0;

		ASAtom goTo = ASAtomFromString("GoTo");
		ASAtom fit = ASAtomFromString("Fit");
		ASAtom fitH = ASAtomFromString("FitH");
		ASAtom fitV = ASAtomFromString("FitV");
		ASAtom fitBH = ASAtomFromString("FitBH");
		ASAtom fitXYZ = ASAtomFromString("XYZ");

		PDAction act = PDDocGetOpenAction(pdDoc);
		if (PDActionIsValid(act))
		{
			ASAtom subType = PDActionGetSubtype(act);
			if (subType == goTo)
			{
				PDViewDestination dest = PDActionGetDest(act);
				if (PDViewDestIsValid(dest))
				{
					ASAtom fitType;
					ASFixedRect destRect;
					ASFixed zoom;

					PDViewDestGetAttr(dest, &pageNum, &fitType, &destRect, &zoom);
					if (fitType == fit)
					{
						fprintf(stdout, "Fit Page\n");
					}
					else if (fitType == fitH)
					{
						fprintf(stdout, "Fit Width\n");
					}
					else if (fitType == fitV)
					{
						fprintf(stdout, "Fit Height\n");
					}
					else if (fitType == fitBH)
					{
						fprintf(stdout, "Fit Visible\n");
					}
					else if (fitType == fitXYZ && zoom != fixedNegativeInfinity && zoom != fixedZero)
					{
							fprintf(stdout, "%2d%%", (int)(ASFixedToFloat(zoom) * 100.0));
					}
					else if (fitType == fitXYZ)
					{
						fprintf(stdout, "Default\n");
					}
				}
			}
		}
		else
			fprintf(stdout, "Default\n");

		ASText openPageLbl = ASTextNew();
		ASText endPageLbl = ASTextNew();
		ASText numPageCount = ASTextNew();
		int numPages = PDDocGetNumPages(pdDoc);
		PDDocGetLabelForPageNumEx(pdDoc, pageNum, openPageLbl);
		char * openPageStr = (char *)ASTextGetUnicodeCopy(openPageLbl, kUTF8);

		PDDocGetLabelForPageNumEx(pdDoc, numPages - 1, endPageLbl);
		char * endPageStr = (char *)ASTextGetUnicodeCopy(endPageLbl, kUTF8);

#define LEN 32
		char pagesStr[LEN];
		sprintf(pagesStr,"%d", numPages);
		if (strcmp(pagesStr, endPageStr) != 0)
		{
			sprintf(pagesStr, " (%d)", numPages);
			numPageCount = ASTextFromPDText(pagesStr);
			ASTextCat(endPageLbl, numPageCount);
			ASfree(endPageStr);
			endPageStr = (char *)ASTextGetUnicodeCopy(endPageLbl, kUTF8);
		}

		fprintf(stdout, "Open To Page: %s of %s\n", openPageStr, endPageStr);
		ASfree(openPageStr);
		ASfree(endPageStr);
		ASTextDestroy(openPageLbl);
		ASTextDestroy(endPageLbl);


		ASBool bFitWindow = false;
		ASBool bCenterWindow = false;
		ASBool bDisplayDocTitle = false;
		ASBool bHideMenubar = false;
		ASBool bHideToolbar = false;
		ASBool bHideWindowUI = false;
		
		CosDoc cosPDFDoc = PDDocGetCosDoc(pdDoc);
		CosObj DocRoot = CosDocGetRoot(cosPDFDoc);

		CosObj cosViewPrefs = CosDictGet(DocRoot, ASAtomFromString("ViewerPreferences"));
		if (CosObjGetType(cosViewPrefs) == CosDict)
		{
			CosObj cosPref = CosDictGet(cosViewPrefs, ASAtomFromString("FitWindow"));
			if (CosObjGetType(cosPref) == CosBoolean)
				bFitWindow = CosBooleanValue(cosPref);
			cosPref = CosDictGet(cosViewPrefs, ASAtomFromString("CenterWindow"));
			if (CosObjGetType(cosPref) == CosBoolean)
				bCenterWindow = CosBooleanValue(cosPref);
			cosPref = CosDictGet(cosViewPrefs, ASAtomFromString("DisplayDocTitle"));
			if (CosObjGetType(cosPref) == CosBoolean)
				bDisplayDocTitle = CosBooleanValue(cosPref);
			cosPref = CosDictGet(cosViewPrefs, ASAtomFromString("HideMenubar"));
			if (CosObjGetType(cosPref) == CosBoolean)
				bHideMenubar = CosBooleanValue(cosPref);
			cosPref = CosDictGet(cosViewPrefs, ASAtomFromString("HideToolbar"));
			if (CosObjGetType(cosPref) == CosBoolean)
				bHideToolbar = CosBooleanValue(cosPref);
			cosPref = CosDictGet(cosViewPrefs, ASAtomFromString("HideWindowUI"));
			if (CosObjGetType(cosPref) == CosBoolean)
				bHideWindowUI = CosBooleanValue(cosPref);
		}

		fprintf(stdout, "Resize window to initial page: %s\n", bFitWindow?"Yes":"No");
		fprintf(stdout, "Center window on screen: %s\n", bCenterWindow ? "Yes" : "No");
		fprintf(stdout, "Open in Full Screen Mode: %s\n", PDDocGetFullScreen(pdDoc) ? "Yes" : "No");
		fprintf(stdout, "Show: %s\n", bDisplayDocTitle ? "Document Title" : "File Name");
		fprintf(stdout, "Hide Menubar: %s\n", (bHideMenubar && !(bHideToolbar &&bHideWindowUI)) ? "Yes" : "No");
		fprintf(stdout, "Hide Toolbars: %s\n", bHideToolbar ? "Yes" : "No");
		fprintf(stdout, "Hide Window controls: %s\n", bHideWindowUI ? "Yes" : "No");

HANDLER
	char buf[512];
 	ASGetErrorString(ERRORCODE, buf, sizeof(buf));
	fprintf(stderr, "Error code: 0x%lx, Error Message: %s\n", ERRORCODE, buf);
END_HANDLER

PDDocClose(pdDoc);
}

#define INCLUDE_MYPDFLIBAPP_CPP	1
#include "MyPDFLibApp.cpp"
#undef INCLUDE_MYPDFLIBAPP_CPP