root/tests/testUI.cpp @ 155

#include "userinfo.h"

//////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////// BASIC VALUED USER INFOS ///////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////

class BoolUI: public ValuedUserInfo<bool>
{
private:

        bool* AssemblyInstance()
        {               
                if( value == "true" )
                        return new bool( true );
                else
                        return new bool( false );
        }

        bool DisassemblyInstance(bool &instance)
        {
                if( instance )
                        value = "true";
                else
                        value = "false";
                return true; 
        }

public:

        BoolUI()
                : ValuedUserInfo<bool>("bool")
        {
        }
};

template<> const TypedUserInfo<bool>& TypedUserInfo<bool>::instance = BoolUI();


class IntUI: public ValuedUserInfo<int>
{
private:

        int* AssemblyInstance()
        {
                return new int( atoi( value.c_str()) );
        }

        bool DisassemblyInstance(int &instance)
        {
                char buff[30];
                sprintf(buff, "%d", instance );
                value = buff;
                return true; 
        }

public:
        IntUI():ValuedUserInfo<int>("int")
        {
        }
};

template<> const TypedUserInfo<int>& TypedUserInfo<int>::instance = IntUI();


class DoubleUI: public ValuedUserInfo<double>
{
private:

        double* AssemblyInstance()
        {
                return new double( atof( value.c_str()) );
        }

        bool DisassemblyInstance(double &instance)
        {
                char buff[30];
                sprintf(buff, "%f", instance );
                value = buff;
                return true; 
        }

public:
        DoubleUI():ValuedUserInfo<double>("double")
        {
        }
};

template<> const TypedUserInfo<double>& TypedUserInfo<double>::instance = DoubleUI();

class StringUI: public ValuedUserInfo<string>
{
private:
        string* AssemblyInstance()
        {
                return new string( value );
        }

        bool DisassemblyInstance(string &instance)
        {
                value = instance;
                return true;
        }

public:
        StringUI():ValuedUserInfo<string>("string")
        {
        }
};

template<> const TypedUserInfo<string>& TypedUserInfo<string>::instance = StringUI();

//////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////// EXAMPLE CLASSES DEFINITION ////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////
class Transport
{
public:
        const int year;
        const string manufacturer;

        Transport( int year, string manufacturer )
                : year( year ), manufacturer( manufacturer )
        {
        }

        virtual void ToString() = 0;
};

class Car : public Transport
{
public:
        const int kilometers;

        Car( int year, string manufacturer, int kilometers )
                : Transport( year, manufacturer ), kilometers( kilometers )
        {
        }

        void ToString()
        {
                cout << "a car made in " << year << " by " << manufacturer << ", having " << kilometers << " kilometers on the clock." << endl;
        }
};

class Bike : public Transport
{
public:
        const bool electricLights;

        Bike( int age, string manufacturer, bool electricLights )
                : Transport( age, manufacturer ), electricLights( electricLights )
        {
        }

        void ToString()
        {
                cout << "a bike made in " << year << " by " << manufacturer;
                if( electricLights ) cout << " with electric lights included";                                          
                cout << endl;           
        }
};

//////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////// AND RELATED USER INFOS ////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////


class CarUI: public CompoundUserInfo<Car>
{
private:
        BindedElement<int> year; 
        BindedElement<int> kilometers; 
        BindedElement<string> manufacturer; 
public:
        CarUI()
                :CompoundUserInfo<Car>("car"),
                year( this, "year", 0 ),
                kilometers( this, "kilometers", 0 ),
                manufacturer( this, "manufacturer", "unknown")
        {
        }
private:

        Car* AssemblyInstance()
        {
                // assembly new instance
                return new Car( year.value, manufacturer.value, kilometers.value );
        }

        bool DisassemblyInstance(Car& instance)
        {
                year.value = instance.year;
                manufacturer.value = instance.manufacturer;
                kilometers.value = instance.kilometers;
                return true;
        }
};

template<> const TypedUserInfo<Car>& TypedUserInfo<Car>::instance = CarUI( );


class BikeUI: public CompoundUserInfo<Bike>
{
private:
        BindedElement<int> year; 
        BindedElement<bool> lights; 
        BindedElement<string> manufacturer; 
public:
        BikeUI()
                :CompoundUserInfo<Bike>("bike"),
                year( this, "year", 0 ),
                lights( this, "electric_lights", false ), // jen jedno slovo!
                manufacturer( this, "manufacturer", "unknown")
        {
        }
private:

        Bike* AssemblyInstance()
        {
                // assembly new instance
                return new Bike( year.value, manufacturer.value, lights.value );
        }

        bool DisassemblyInstance(Bike& instance)
        {
                year.value = instance.year;
                manufacturer.value = instance.manufacturer;
                lights.value = instance.electricLights;
                return true;
        }
};

template<> const TypedUserInfo<Bike>& TypedUserInfo<Bike>::instance = BikeUI( );


int main()
{
        Car audi( 1998, "audi", 25000);
        Car liaz( 1992, "liaz", 1555000);
        Bike author( 1996, "author", true );

        /////////////////////////////////// SAVING ///////////////////////////

        RootElement root("transport.xml");

        if( !UserInfo::Disassembly( audi, root, "pepikovo") 
                || !UserInfo::Disassembly( liaz, root, "jardovo") 
                || !UserInfo::Disassembly( author, root, "ondrejovo")  )
        {
                cout << "there was some error!" << endl;
                getchar();
                return 0;                       
        }

        root.Save();
        cout << "all the transport means were saved correctly" << endl;                         
        getchar();

        //////////////////////////////////// LOADING ////////////////////////////////

        string whichone = "pepikovo";
        whichone = "jardovo";
//      whichone = "ondrejovo";

        root.Load();
        Transport *loaded = UserInfo::Assembly<Transport>( root,whichone);
        
        if( loaded )
                loaded->ToString();
        else
                cout << "there was some error during loading!" << endl;
                
        getchar(); 
        return 0;
}