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 * Licensed to the Apache Software Foundation (ASF) under one
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 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
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 * specific language governing permissions and limitations
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#ifndef _DESKTOP_COMMANDLINEARGS_HXX_
#define _DESKTOP_COMMANDLINEARGS_HXX_

#include <rtl/ustring.hxx>
#include <osl/mutex.hxx>
#include "boost/optional.hpp"

namespace desktop
{

class CommandLineArgs
{
    public:
        enum BoolParam // must be zero based!
        {
            CMD_BOOLPARAM_MINIMIZED,
            CMD_BOOLPARAM_INVISIBLE,
            CMD_BOOLPARAM_NORESTORE,
            CMD_BOOLPARAM_BEAN,
            CMD_BOOLPARAM_PLUGIN,
            CMD_BOOLPARAM_SERVER,
            CMD_BOOLPARAM_HEADLESS,
            CMD_BOOLPARAM_CONVERSIONMODE,
            CMD_BOOLPARAM_QUICKSTART,
            CMD_BOOLPARAM_NOQUICKSTART,
            CMD_BOOLPARAM_TERMINATEAFTERINIT,
            CMD_BOOLPARAM_NOFIRSTSTARTWIZARD,
            CMD_BOOLPARAM_NOLOGO,
            CMD_BOOLPARAM_NOLOCKCHECK,
            CMD_BOOLPARAM_NODEFAULT,
            CMD_BOOLPARAM_HELP,
            CMD_BOOLPARAM_WRITER,
            CMD_BOOLPARAM_CALC,
            CMD_BOOLPARAM_DRAW,
            CMD_BOOLPARAM_IMPRESS,
            CMD_BOOLPARAM_GLOBAL,
            CMD_BOOLPARAM_MATH,
            CMD_BOOLPARAM_WEB,
            CMD_BOOLPARAM_BASE,
            CMD_BOOLPARAM_HELPWRITER,
            CMD_BOOLPARAM_HELPCALC,
            CMD_BOOLPARAM_HELPDRAW,
            CMD_BOOLPARAM_HELPBASIC,
            CMD_BOOLPARAM_HELPMATH,
            CMD_BOOLPARAM_HELPIMPRESS,
            CMD_BOOLPARAM_HELPBASE,
            CMD_BOOLPARAM_PSN,
            CMD_BOOLPARAM_COUNT // must be last element!
        };

        enum StringParam // must be zero based!
        {
            CMD_STRINGPARAM_PORTAL,
            CMD_STRINGPARAM_ACCEPT,
            CMD_STRINGPARAM_UNACCEPT,
            CMD_STRINGPARAM_USERDIR,
            CMD_STRINGPARAM_CLIENTDISPLAY,
            CMD_STRINGPARAM_OPENLIST,
            CMD_STRINGPARAM_VIEWLIST,
            CMD_STRINGPARAM_STARTLIST,
            CMD_STRINGPARAM_FORCEOPENLIST,
            CMD_STRINGPARAM_FORCENEWLIST,
            CMD_STRINGPARAM_PRINTLIST,
            CMD_STRINGPARAM_VERSION,
            CMD_STRINGPARAM_PRINTTOLIST,
            CMD_STRINGPARAM_PRINTERNAME,
            CMD_STRINGPARAM_DISPLAY,
            CMD_STRINGPARAM_LANGUAGE,
            CMD_STRINGPARAM_COUNT // must be last element!
        };

        enum GroupParamId
        {
            CMD_GRPID_MODULE,
            CMD_GRPID_COUNT
        };

        struct Supplier
        {
            // Thrown from constructors and next:
            class Exception {
            public:
                Exception();
                Exception(Exception const &);
                virtual ~Exception();
                Exception & operator =(Exception const &);
            };

            virtual ~Supplier();
            virtual boost::optional< rtl::OUString > getCwdUrl() = 0;
            virtual bool next(rtl::OUString * argument) = 0;
        };

        CommandLineArgs();
        CommandLineArgs( Supplier& supplier );

        boost::optional< rtl::OUString > getCwdUrl() const { return m_cwdUrl; }

        // generic methods to access parameter
        void     SetBoolParam( BoolParam eParam, sal_Bool bNewValue );

        // Access to bool parameters
        sal_Bool IsMinimized() const;
        sal_Bool IsInvisible() const;
        sal_Bool IsNoRestore() const;
        sal_Bool IsNoDefault() const;
        sal_Bool IsBean() const;
        sal_Bool IsServer() const;
        sal_Bool IsHeadless() const;
        sal_Bool IsConversionMode() const;
        sal_Bool IsQuickstart() const;
        sal_Bool IsNoQuickstart() const;
        sal_Bool IsTerminateAfterInit() const;
        sal_Bool IsNoFirstStartWizard() const;
        sal_Bool IsNoLogo() const;
        sal_Bool IsNoLockcheck() const;
        sal_Bool IsHelp() const;
        sal_Bool IsHelpWriter() const;
        sal_Bool IsHelpCalc() const;
        sal_Bool IsHelpDraw() const;
        sal_Bool IsHelpImpress() const;
        sal_Bool IsHelpBase() const;
        sal_Bool IsHelpMath() const;
        sal_Bool IsHelpBasic() const;
        sal_Bool IsWriter() const;
        sal_Bool IsCalc() const;
        sal_Bool IsDraw() const;
        sal_Bool IsImpress() const;
        sal_Bool IsBase() const;
        sal_Bool IsGlobal() const;
        sal_Bool IsMath() const;
        sal_Bool IsWeb() const;
        sal_Bool HasModuleParam() const;
        sal_Bool WantsToLoadDocument() const;

        // Access to string parameters
        sal_Bool GetPortalConnectString( ::rtl::OUString& rPara) const;
        sal_Bool GetAcceptString( ::rtl::OUString& rPara) const;
        sal_Bool GetUnAcceptString( ::rtl::OUString& rPara) const;
        sal_Bool GetOpenList( ::rtl::OUString& rPara) const;
        sal_Bool GetViewList( ::rtl::OUString& rPara) const;
        sal_Bool GetStartList( ::rtl::OUString& rPara) const;
        sal_Bool GetForceOpenList( ::rtl::OUString& rPara) const;
        sal_Bool GetForceNewList( ::rtl::OUString& rPara) const;
        sal_Bool GetPrintList( ::rtl::OUString& rPara) const;
        sal_Bool GetPrintToList( ::rtl::OUString& rPara ) const;
        sal_Bool GetPrinterName( ::rtl::OUString& rPara ) const;
        sal_Bool GetLanguage( ::rtl::OUString& rPara ) const;

        // Special analyzed states (does not match directly to a command line parameter!)
        sal_Bool IsPrinting() const;
        sal_Bool IsEmpty() const;
        sal_Bool IsEmptyOrAcceptOnly() const;

    private:
        enum Count { NONE, ONE, MANY };

        struct GroupDefinition
        {
            sal_Int32  nCount;
            BoolParam* pGroupMembers;
        };

        // no copy and operator=
        CommandLineArgs( const CommandLineArgs& );
        CommandLineArgs operator=( const CommandLineArgs& );

        sal_Bool InterpretCommandLineParameter( const ::rtl::OUString& );
        void     ParseCommandLine_Impl( Supplier& supplier );
        void     ResetParamValues();
        sal_Bool CheckGroupMembers( GroupParamId nGroup, BoolParam nExcludeMember ) const;

        void     AddStringListParam_Impl( StringParam eParam, const rtl::OUString& aParam );
        void     SetBoolParam_Impl( BoolParam eParam, sal_Bool bValue );

        boost::optional< rtl::OUString > m_cwdUrl;
        sal_Bool                         m_aBoolParams[ CMD_BOOLPARAM_COUNT ];     // Stores boolean parameters
        rtl::OUString                    m_aStrParams[ CMD_STRINGPARAM_COUNT ];    // Stores string parameters
        sal_Bool                         m_aStrSetParams[ CMD_STRINGPARAM_COUNT ]; // Stores if string parameters are provided on cmdline
        Count                            m_eArgumentCount;                         // Number of Args
        bool                             m_bDocumentArgs;                          // A document creation/open/load arg is used
        mutable ::osl::Mutex             m_aMutex;

        // static definition for groups where only one member can be true
        static GroupDefinition  m_pGroupDefinitions[ CMD_GRPID_COUNT ];
};

}

#endif