799d5d1dc2
for command line, disabled gui popups when command line detected. --HG-- branch : develop
105 lines
3.5 KiB
C++
105 lines
3.5 KiB
C++
#ifndef VCMDEXPORT_H
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#define VCMDEXPORT_H
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#include <memory>
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#include <vector>
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#include <iostream>
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#include "dialogs/dialoglayoutsettings.h"
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constexpr auto GENERAL_ERROR_STATUS = 255;
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constexpr auto INVALID_PARAMS_STATUS = 254;
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constexpr auto FAILED_TO_GEN_LAYOUT_STATUS = 253;
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constexpr auto FAILED_HELP_SHOWN_STATUS = 250;
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//making QtCReator happy....[[noreturn]] is part of C++11 standard
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//http://en.cppreference.com/w/cpp/language/attributes
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#define NORET_ATTR [[noreturn]]
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//---------------------------------------------------------------------------------------------------------------------
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inline QTextStream& qStdErr()
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{
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static QTextStream ts( stderr );
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return ts;
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}
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//---------------------------------------------------------------------------------------------------------------------
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NORET_ATTR inline void AppAbort(const QString& text, int code = GENERAL_ERROR_STATUS)
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{
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//well ..std::runtime_error was leading to zombies in memory and a lot of dumping all the time ...better to do just exit
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//possibly compiler do not have -fexceptions set
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qStdErr() << text << "\n";
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std::exit(code);
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}
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//---------------------------------------------------------------------------------------------------------------------
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class VCommandLine;
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typedef std::shared_ptr<VCommandLine> VCommandLinePtr;
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//@brief: class used to install export command line options and parse their values
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//QCommandLineParser* object must exists until this object alive
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class VCommandLine
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{
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private:
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static VCommandLinePtr instance;
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QCommandLineParser parser;
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const std::vector<QCommandLineOption> optionsUsed;
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bool isGuiEnabled;
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friend class VApplication;
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static int Lo2Px(const QString& src, const DialogLayoutSettings& converter);
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static int Pg2Px(const QString& src, const DialogLayoutSettings& converter);
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protected:
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explicit VCommandLine();
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//@brief returns DialogLayoutSettings::PaperSizeTemplate
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DialogLayoutSettings::PaperSizeTemplate OptPaperSize() const;
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//@brief returns rotation in degrees or 0 if not set
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int OptRotation() const;
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Cases OptGroup() const;
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//@brief convinient shortcut to show error and help and exit
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NORET_ATTR void Error(const QString& text) const;
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//@brief: called in destructor of application, so instance destroyed and new maybe created (never happen scenario though)
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static void Reset();
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//@brief called to create single object, by VApplication only
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static VCommandLinePtr Get(const QCoreApplication& app);
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public:
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VCommandLine(const VCommandLine&) = delete;
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VCommandLine& operator =(const VCommandLine&) = delete;
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virtual ~VCommandLine(){}
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//@brief creates object and applies export related options to parser
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//@brief tests if user enabled export from cmd, throws exception if not exactly 1 input VAL file supplied in case export enabled
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bool IsExportEnabled() const;
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//@brief returns path to custom measure file or empty string
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QString OptMeasurePath() const;
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//@brief returns export path or empty string if not set
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QString OptExportPath() const;
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//@brief returns export type set, defaults 0 - svg
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int OptExportType() const;
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//generator creation is moved here ... because most options are for it only, so no need to create extra getters...
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//@brief creates VLayoutGenerator
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VLayoutGeneratorPtr DefaultGenerator() const;
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//@brief gets filenames which should be loaded
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QStringList OptInputFileNames() const;
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bool IsGuiEnabled()const;
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};
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#endif // VCMDEXPORT_H
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