X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/c511c5e8ed3f59ddee1b174b39e5cc16a2f11922..8c7af4d4c95d0423fbd0f3baa979792504f4f45f:/apt-private/private-output.h diff --git a/apt-private/private-output.h b/apt-private/private-output.h index e0dc9bf62..4930fd981 100644 --- a/apt-private/private-output.h +++ b/apt-private/private-output.h @@ -1,11 +1,14 @@ #ifndef APT_PRIVATE_OUTPUT_H #define APT_PRIVATE_OUTPUT_H +#include #include #include +#include #include #include +#include // forward declaration class pkgCacheFile; @@ -20,7 +23,7 @@ APT_PUBLIC extern std::ostream c2out; APT_PUBLIC extern std::ofstream devnull; APT_PUBLIC extern unsigned int ScreenWidth; -APT_PUBLIC bool InitOutput(); +APT_PUBLIC bool InitOutput(std::basic_streambuf * const out = std::cout.rdbuf()); void ListSingleVersion(pkgCacheFile &CacheFile, pkgRecords &records, pkgCache::VerIterator const &V, std::ostream &out, @@ -31,8 +34,61 @@ void ListSingleVersion(pkgCacheFile &CacheFile, pkgRecords &records, APT_PUBLIC void ShowBroken(std::ostream &out, CacheFile &Cache, bool const Now); APT_PUBLIC void ShowBroken(std::ostream &out, pkgCacheFile &Cache, bool const Now); -APT_PUBLIC bool ShowList(std::ostream &out, std::string Title, std::string List, - std::string VersionsList); +template APT_PUBLIC bool ShowList(std::ostream &out, std::string const &Title, + Container const &cont, + PredicateC Predicate, + DisplayP PkgDisplay, + DisplayV VerboseDisplay) +{ + size_t const ScreenWidth = (::ScreenWidth > 3) ? ::ScreenWidth - 3 : 0; + int ScreenUsed = 0; + bool const ShowVersions = _config->FindB("APT::Get::Show-Versions", false); + bool printedTitle = false; + + for (auto const &Pkg: cont) + { + if (Predicate(Pkg) == false) + continue; + + if (printedTitle == false) + { + out << Title; + printedTitle = true; + } + + if (ShowVersions == true) + { + out << std::endl << " " << PkgDisplay(Pkg); + std::string const verbose = VerboseDisplay(Pkg); + if (verbose.empty() == false) + out << " (" << verbose << ")"; + } + else + { + std::string const PkgName = PkgDisplay(Pkg); + if (ScreenUsed == 0 || (ScreenUsed + PkgName.length()) >= ScreenWidth) + { + out << std::endl << " "; + ScreenUsed = 0; + } + else if (ScreenUsed != 0) + { + out << " "; + ++ScreenUsed; + } + out << PkgName; + ScreenUsed += PkgName.length(); + } + } + + if (printedTitle == true) + { + out << std::endl; + return false; + } + return true; +} + void ShowNew(std::ostream &out,CacheFile &Cache); void ShowDel(std::ostream &out,CacheFile &Cache); void ShowKept(std::ostream &out,CacheFile &Cache); @@ -48,4 +104,12 @@ void Stats(std::ostream &out, pkgDepCache &Dep); bool YnPrompt(bool Default=true); bool AnalPrompt(const char *Text); +std::string PrettyFullName(pkgCache::PkgIterator const &Pkg); +std::string CandidateVersion(pkgCacheFile * const Cache, pkgCache::PkgIterator const &Pkg); +std::function CandidateVersion(pkgCacheFile * const Cache); +std::string CurrentToCandidateVersion(pkgCacheFile * const Cache, pkgCache::PkgIterator const &Pkg); +std::function CurrentToCandidateVersion(pkgCacheFile * const Cache); +std::string EmptyString(pkgCache::PkgIterator const &); +bool AlwaysTrue(pkgCache::PkgIterator const &); + #endif