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C++ istream::tie方法代码示例

本文整理汇总了C++中std::istream::tie方法的典型用法代码示例。如果您正苦于以下问题:C++ istream::tie方法的具体用法?C++ istream::tie怎么用?C++ istream::tie使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在std::istream的用法示例。


在下文中一共展示了istream::tie方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: initConsole

bool initConsole( bool clearOnExit ) {
  LockMutex lock( outSync );

  if (!initialized) {
    conio_init(&ENTER, &BACKSPACE);
    gin.tie(&gout); //tie the input and output together.
    initialized = true;
    clearOnEnd = clearOnExit;
  }
  return false;
}
开发者ID:exploreHNC,项目名称:gnelib,代码行数:11,代码来源:Console.cpp

示例2: loc

// Save, change, and restore stream properties
void
saver_tests_1
(
    std::istream &  input,
    std::ostream &  output,
    std::ostream &  err
)
{
    using std::locale;
    using std::ios_base;
    using std::setw;

    boost::io::ios_flags_saver const      ifls( output );
    boost::io::ios_precision_saver const  iprs( output );
    boost::io::ios_width_saver const      iws( output );
    boost::io::ios_tie_saver const        its( input );
    boost::io::ios_rdbuf_saver const      irs( output );
    boost::io::ios_fill_saver const       ifis( output );
    boost::io::ios_locale_saver const     ils( output );
    boost::io::ios_iword_saver const      iis( output, my_index );
    boost::io::ios_pword_saver const      ipws( output, my_index );

    locale  loc( locale::classic(), new backward_bool_names );

    input.tie( &err );
    output.rdbuf( err.rdbuf() );
    output.iword( my_index ) = 69L;
    output.pword( my_index ) = &err;

    output << "The data is (again):\n";
    output.setf( ios_base::showpos | ios_base::boolalpha );
    output.setf( ios_base::internal, ios_base::adjustfield );
    output.fill( '@' );
    output.precision( 9 );
    output << '\t' << test_string << '\n';
    output << '\t' << setw( 10 ) << test_num1 << '\n';
    output << '\t' << setw( 15 ) << test_num2 << '\n';
    output.imbue( loc );
    output << '\t' << test_bool << '\n';

    BOOST_CHECK( &err == output.pword(my_index) );
    BOOST_CHECK( 69L == output.iword(my_index) );

    try
    {
        boost::io::ios_exception_saver const  ies( output );
        boost::io::ios_iostate_saver const    iis( output );

        output.exceptions( ios_base::eofbit );
        output.setstate( ios_base::eofbit );
        BOOST_ERROR( "previous line should have thrown" );
    }
    catch ( ios_base::failure &f )
    {
        err << "Got the expected I/O failure: \"" << f.what() << "\".\n";
        BOOST_CHECK( output.exceptions() == ios_base::goodbit );
    }
    catch ( ... )
    {
        err << "Got an unknown error when doing exception test!\n";
        throw;
    }
}
开发者ID:Albermg7,项目名称:boost,代码行数:64,代码来源:ios_state_test.cpp


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