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close #1628 #1630

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Sep 5, 2023
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close #1628 #1630

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54 changes: 30 additions & 24 deletions src/gdlhelp.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1103,33 +1103,39 @@ void help_help(EnvT* e)
DStringGDL *previous_commands;
previous_commands = recall_commands_internal();
SizeT nEl2 = previous_commands->N_Elements();
cout << "Recall buffer length: " << nEl2 << '\n';

char ctmp;
int nb_lines=TermHeight();

for (SizeT i = 0; i < nEl2; ++i) {
if (isKWSetNames and
!CompareWithJokers(names, (*previous_commands)[i])) continue;
*ostrp << i + 1 << " " << (*previous_commands)[i] << '\n';
if (( i > 0) && (i % (nb_lines-4)) == 0) {
*ostrp << " < Press q or Q to quit, any key to continue, ? for help >" << '\n';
ctmp=my_get_kbrd();
nb_lines=TermHeight();
if ((tolower(ctmp) == 'h') || (ctmp == '?')) {
*ostrp << "--------------------------------------------------- " << '\n';
*ostrp << "<space> Display next page of text." << '\n';
*ostrp << "<return> Display next line of text. (TBD)" << '\n';
*ostrp << "q or Q Quit" << '\n';
*ostrp << "h, H, or ? Display this message." << '\n';
*ostrp << "---------------------------------------------------" << '\n';
ctmp=my_get_kbrd();
nb_lines=TermHeight();
if (doOutput) { //bug 1628
*ostrp << "Recall buffer length: " << nEl2 << '\n';
for (SizeT i = 0; i < nEl2; ++i) {
if (isKWSetNames and !CompareWithJokers(names, (*previous_commands)[i])) continue;
*ostrp << i + 1 << " " << (*previous_commands)[i] << '\n';
}
} else { //bug 1628
char ctmp;
int nb_lines = TermHeight();
*ostrp << "Recall buffer length: " << nEl2 << '\n';
for (SizeT i = 0; i < nEl2; ++i) {
if (isKWSetNames and !CompareWithJokers(names, (*previous_commands)[i])) continue;
*ostrp << i + 1 << " " << (*previous_commands)[i] << '\n';
if ((i > 0) && (i % (nb_lines - 4)) == 0) {
*ostrp << " < Press q or Q to quit, any key to continue, ? for help >" << '\n';
ctmp = my_get_kbrd();
nb_lines = TermHeight();
if ((tolower(ctmp) == 'h') || (ctmp == '?')) {
*ostrp << "--------------------------------------------------- " << '\n';
*ostrp << "<space> Display next page of text." << '\n';
*ostrp << "<return> Display next line of text. (TBD)" << '\n';
*ostrp << "q or Q Quit" << '\n';
*ostrp << "h, H, or ? Display this message." << '\n';
*ostrp << "---------------------------------------------------" << '\n';
ctmp = my_get_kbrd();
nb_lines = TermHeight();
}
if (tolower(ctmp) == 'q') break;
}
}
}
if (tolower(ctmp) == 'q') break;
}
}

GDLDelete(previous_commands);
if (doOutput) (*outputKW) = StreamToGDLString(ostr);
else cout << ostr.str();
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