From 33613a85afc4b1481367fbe92a17ee59c240250b Mon Sep 17 00:00:00 2001 From: Sven Eisenhauer Date: Fri, 10 Nov 2023 15:11:48 +0100 Subject: add new repo --- Bachelor/Prog1/examples/ch06/Fig06_08/Fig06_08.cpp | 38 +++++++++++++ Bachelor/Prog1/examples/ch06/Fig06_08/Time1.cpp | 65 ++++++++++++++++++++++ Bachelor/Prog1/examples/ch06/Fig06_08/Time1.h | 40 +++++++++++++ 3 files changed, 143 insertions(+) create mode 100644 Bachelor/Prog1/examples/ch06/Fig06_08/Fig06_08.cpp create mode 100644 Bachelor/Prog1/examples/ch06/Fig06_08/Time1.cpp create mode 100644 Bachelor/Prog1/examples/ch06/Fig06_08/Time1.h (limited to 'Bachelor/Prog1/examples/ch06/Fig06_08') diff --git a/Bachelor/Prog1/examples/ch06/Fig06_08/Fig06_08.cpp b/Bachelor/Prog1/examples/ch06/Fig06_08/Fig06_08.cpp new file mode 100644 index 0000000..93cacc4 --- /dev/null +++ b/Bachelor/Prog1/examples/ch06/Fig06_08/Fig06_08.cpp @@ -0,0 +1,38 @@ +// Fig. 6.8: fig06_08.cpp +// Demonstrate errors resulting from attempts +// to access private class members. +#include + +using std::cout; + +// include definition of class Time from time1.h +#include "time1.h" + +int main() +{ + Time t; // create Time object + + + t.hour = 7; // error: 'Time::hour' is not accessible + + // error: 'Time::minute' is not accessible + cout << "minute = " << t.minute; + + return 0; + +} // end main + +/************************************************************************** + * (C) Copyright 1992-2002 by Deitel & Associates, Inc. and Prentice * + * Hall. All Rights Reserved. * + * * + * DISCLAIMER: The authors and publisher of this book have used their * + * best efforts in preparing the book. These efforts include the * + * development, research, and testing of the theories and programs * + * to determine their effectiveness. The authors and publisher make * + * no warranty of any kind, expressed or implied, with regard to these * + * programs or to the documentation contained in these books. The authors * + * and publisher shall not be liable in any event for incidental or * + * consequential damages in connection with, or arising out of, the * + * furnishing, performance, or use of these programs. * + *************************************************************************/ \ No newline at end of file diff --git a/Bachelor/Prog1/examples/ch06/Fig06_08/Time1.cpp b/Bachelor/Prog1/examples/ch06/Fig06_08/Time1.cpp new file mode 100644 index 0000000..0f53ccf --- /dev/null +++ b/Bachelor/Prog1/examples/ch06/Fig06_08/Time1.cpp @@ -0,0 +1,65 @@ +// Fig. 6.6: time1.cpp +// Member-function definitions for class Time. +#include + +using std::cout; + +#include + +using std::setfill; +using std::setw; + +// include definition of class Time from time1.h +#include "time1.h" + +// Time constructor initializes each data member to zero. +// Ensures all Time objects start in a consistent state. +Time::Time() +{ + hour = minute = second = 0; + +} // end Time constructor + +// Set new Time value using universal time. Perform validity +// checks on the data values. Set invalid values to zero. +void Time::setTime( int h, int m, int s ) +{ + hour = ( h >= 0 && h < 24 ) ? h : 0; + minute = ( m >= 0 && m < 60 ) ? m : 0; + second = ( s >= 0 && s < 60 ) ? s : 0; + +} // end function setTime + +// print Time in universal format +void Time::printUniversal() +{ + cout << setfill( '0' ) << setw( 2 ) << hour << ":" + << setw( 2 ) << minute << ":" + << setw( 2 ) << second; + +} // end function printUniversal + +// print Time in standard format +void Time::printStandard() +{ + cout << ( ( hour == 0 || hour == 12 ) ? 12 : hour % 12 ) + << ":" << setfill( '0' ) << setw( 2 ) << minute + << ":" << setw( 2 ) << second + << ( hour < 12 ? " AM" : " PM" ); + +} // end function printStandard + +/************************************************************************** + * (C) Copyright 1992-2002 by Deitel & Associates, Inc. and Prentice * + * Hall. All Rights Reserved. * + * * + * DISCLAIMER: The authors and publisher of this book have used their * + * best efforts in preparing the book. These efforts include the * + * development, research, and testing of the theories and programs * + * to determine their effectiveness. The authors and publisher make * + * no warranty of any kind, expressed or implied, with regard to these * + * programs or to the documentation contained in these books. The authors * + * and publisher shall not be liable in any event for incidental or * + * consequential damages in connection with, or arising out of, the * + * furnishing, performance, or use of these programs. * + *************************************************************************/ \ No newline at end of file diff --git a/Bachelor/Prog1/examples/ch06/Fig06_08/Time1.h b/Bachelor/Prog1/examples/ch06/Fig06_08/Time1.h new file mode 100644 index 0000000..9adaba7 --- /dev/null +++ b/Bachelor/Prog1/examples/ch06/Fig06_08/Time1.h @@ -0,0 +1,40 @@ +// Fig. 6.5: time1.h +// Declaration of class Time. +// Member functions are defined in time1.cpp + +// prevent multiple inclusions of header file +#ifndef TIME1_H +#define TIME1_H + +// Time abstract data type definition +class Time { + +public: + Time(); // constructor + void setTime( int, int, int ); // set hour, minute, second + void printUniversal(); // print universal-time format + void printStandard(); // print standard-time format + +private: + int hour; // 0 - 23 (24-hour clock format) + int minute; // 0 - 59 + int second; // 0 - 59 + +}; // end class Time + +#endif + +/************************************************************************** + * (C) Copyright 1992-2002 by Deitel & Associates, Inc. and Prentice * + * Hall. All Rights Reserved. * + * * + * DISCLAIMER: The authors and publisher of this book have used their * + * best efforts in preparing the book. These efforts include the * + * development, research, and testing of the theories and programs * + * to determine their effectiveness. The authors and publisher make * + * no warranty of any kind, expressed or implied, with regard to these * + * programs or to the documentation contained in these books. The authors * + * and publisher shall not be liable in any event for incidental or * + * consequential damages in connection with, or arising out of, the * + * furnishing, performance, or use of these programs. * + *************************************************************************/ \ No newline at end of file -- cgit v1.2.3