/************************************************************************
* PrintOutputPageUp
************************************************************************/
Boolean
PrintOutputPageUp(PrintOutput *pOutput)
{
XmTextPosition top_before, top_after;
Boolean retval;
#ifdef USE_DTEDITOR
DtEditorGoToLine(
pOutput->editor,
pOutput->currentLine - pOutput->linesPerPage
);
pOutput->currentLine -= pOutput->linesPerPage;
if (pOutput->currentLine < 1)
{
pOutput->currentLine = 1;
retval = FALSE;
}
#else
top_before = (XmTextPosition) _poGetTopPosition(pOutput);
XmTextScroll(pOutput->editor, -1 * pOutput->linesPerPage);
top_after = (XmTextPosition) _poGetTopPosition(pOutput);
retval = (top_before > top_after) ? TRUE : FALSE;
#endif
return retval;
}
/****adjusttext()*************************************************************/
void adjusttext(int iadjust)
{
#ifdef UNIX_MOTIF /*060324 re compile with NOGUI, requires Lquiet=1*/
if(Lquiet==0) /*was Lcommanded before 990402*/
{
XmTextScroll(textwindow,iadjust);
}
#endif /* UNIX_MOTIF 060324 re compile with NOGUI, requires Lquiet=1*/
/*this should NOT do any scrolling unless reach bottom of text window*/
/*so needs to check height and lines available, etc... */
}
DtMailBoolean DmxPrintOutput::pageDown ()
{
XmTextPosition top_before, top_after;
#ifdef USE_DTEDITOR
return DTM_FALSE;
#else
top_before = XmTextGetTopCharacter(_editor);
XmTextScroll(_editor, _lines_per_page);
top_after = XmTextGetTopCharacter(_editor);
return (top_before < top_after) ? DTM_TRUE : DTM_FALSE;
#endif
}
/************************************************************************
* PrintOutputPageDown
************************************************************************/
Boolean
PrintOutputPageDown(PrintOutput *pOutput)
{
XmTextPosition top_before, top_after;
top_before = (XmTextPosition) _poGetTopPosition(pOutput);
#ifdef USE_DTEDITOR
DtEditorGoToLine(
pOutput->editor,
pOutput->currentLine + pOutput->linesPerPage
);
pOutput->currentLine += pOutput->linesPerPage;
#else
XmTextScroll(pOutput->editor, pOutput->linesPerPage);
#endif
top_after = (XmTextPosition) _poGetTopPosition(pOutput);
return (top_before < top_after) ? TRUE : FALSE;
}
static
void PrintOnePageCB(Widget pshell, XtPointer context, XtPointer call_data)
{
MyPrintCallbackData *mpcd = (MyPrintCallbackData *)context;
XawPrintShellCallbackStruct *psp = (XawPrintShellCallbackStruct *)call_data;
int curr_page;
curr_page = GetCurrPageNum(pshell);
Log(("--> PrintOnePageCB, printing page %d of %d\n", curr_page, mpcd->num_pages));
/* Get ready for next page
* Scroll widget to display the next page (except for the first page :)
*/
if (!psp->last_page_in_job && curr_page > 1)
{
/* XmText allows two solutions to scroll a page down
* - Either scroll num_rows_per_page down (this is XmText-specific)
* or
* - Call the "next-page" action procedure (this works for all widgets
* which support this action proc)
*/
#define USE_ACTION_TO_SCROLL_DOWN 1
#ifdef USE_ACTION_TO_SCROLL_DOWN
Log(("Scrolling down one page ...\n"));
XtCallActionProc(mpcd->printshell_content, "next-page", NULL, NULL, 0);
#else
Log(("Scrolling down %d rows (=one page) ...\n", mpcd->num_visible_rows));
XmTextScroll(mpcd->printshell_content, mpcd->num_visible_rows);
#endif /* USE_ACTION_TO_SCROLL_DOWN */
}
if (curr_page == (int)mpcd->num_pages)
{
Log(("Printing last page.\n"));
psp->last_page_in_job = True;
}
Log(("PrintOnePageCB: done\n"));
}
void CreateWindow(Widget top, Display *pdpy, XPContext pctxt, Screen *scr)
{
Widget form, shell, tw;
FILE *f;
static char buffer[64000];
Arg al[20];
int ac;
unsigned short wid, ht;
XRectangle rect;
Dimension width, height;
short nrows = 80;
int nlines = 481, npages, page, i;
int save_data = XPGetData;
/*
* Here we are sure that printer name, print display, screen are
* initialized, and a print context has been created.
*/
if (XpGetPageDimensions(pdpy, pctxt, &wid, &ht, &rect)) {
fprintf(stderr, "Paper size is %d %d\n", wid, ht);
} else {
fprintf(stderr, "test8: failed to get Page Dimensions\n");
exit(1);
}
ac = 0;
/* Size from paper size */
XtSetArg(al[ac], XmNheight, ht); ac++;
XtSetArg(al[ac], XmNwidth, wid); ac++;
shell = XmPrintSetup(top, scr, "Print", al, ac);
/* start job must precede XpGetDocumentData in XmPrintToFile */
fprintf(stderr, "test8: XpStartJob\n");
XpStartJob(XtDisplay(shell), save_data);
/* Maintain sequence StartJob - GetDocument */
XFlush(XtDisplay(shell));
XmPrintToFile(XtDisplay(shell), "test8.out", FinishPrintToFile, NULL);
/*
* Now we can get the size of the shell, create widgets, etc.
*/
XtVaGetValues(shell,
XmNheight, &height,
XmNwidth, &width,
NULL);
/*
* Create a text widget as big as the page
*/
fprintf(stderr, "test8: XmCreateText(wid %d ht %d)\n",
width, height);
ac=0;
XtSetArg(al[ac], XmNheight, height); ac++;
XtSetArg(al[ac], XmNwidth, width); ac++;
form = XmCreateForm(shell, "form", al, ac);
XtManageChild(form);
/* Re-use settings from above */
XtSetArg(al[ac], XmNeditMode, XmMULTI_LINE_EDIT); ac++;
XtSetArg(al[ac], XmNtopAttachment, XmATTACH_FORM); ac++;
XtSetArg(al[ac], XmNbottomAttachment, XmATTACH_FORM); ac++;
XtSetArg(al[ac], XmNleftAttachment, XmATTACH_FORM); ac++;
XtSetArg(al[ac], XmNrightAttachment, XmATTACH_FORM); ac++;
tw = XmCreateText(form, "tw", al, ac);
XtManageChild(tw);
/*
* Get some data in here - the LGPL text (you probably
* need to be in the LessTif source tree for this to work).
*/
for (i=0; i<10; i++) {
f = fopen("COPYING.LIB", "r");
if (f)
break;
chdir("..");
}
if (f) {
fread(buffer, 1, sizeof(buffer), f);
fclose(f);
}
XmTextSetString(tw, buffer);
XmTextShowPosition(tw, 0);
fprintf(stderr, "test8: XtRealizeWidget()\n");
XtRealizeWidget(shell);
/* Get data to calculate number of pages to print */
XtVaGetValues(tw,
XmNrows, &nrows,
XmNtotalLines, &nlines,
NULL);
/* Calculate number of pages to print */
npages = nlines / nrows + 1;
fprintf(stderr, "Text lines %d rows %d pages %d\n",
nlines, nrows, npages);
for (page = 0; page < npages; page++) {
XpStartPage(XtDisplay(shell), XtWindow(shell));
fprintf(stderr, "test8: XmRedisplayWidget\n");
XmRedisplayWidget(tw); /* works !! */
/* Calling XmRedisplayWidget() only works for
* widgets that have an expose() method. This simple
* point is documented in the XmRedisplayWidget docs.
* Not so obvious consequence is what to do with other
* widgets. It seems to be up to the application
* programmer to figure out which widget to use.
*
* Calling it on a shell or on a form won't work.
XmRedisplayWidget(shell);
*/
XpEndPage(XtDisplay(shell));
if (XmIsText(tw))
XmTextScroll(tw, nrows);
}
XpEndJob(XtDisplay(shell));
}