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// **********************************************************************
//
// Copyright (c) 2001
// MutableRealms, Inc.
// Huntsville, AL, USA
//
// All Rights Reserved
//
// **********************************************************************
#ifndef OUTPUT_UTIL_H
#define OUTPUT_UTIL_H
#include <fstream>
#include <sstream>
namespace Slice
{
class NextLine { };
class StartBlock { };
class EndBlock { };
class Separator { };
extern NextLine nl;
extern StartBlock sb;
extern EndBlock eb;
extern Separator sp;
// ----------------------------------------------------------------------
// Indent
// ----------------------------------------------------------------------
class Output : ::__Ice::noncopyable
{
public:
Output();
void open(const char*); // Open output stream
void print(const char*); // Print a string
void inc(); // Increment indentation level
void dec(); // Decrement indentation level
void useCurrentPosAsIndent(); // Save the current position as indentation
void zeroIndent(); // Use zero identation
void restoreIndent(); // Restore indentation
void nl(); // Print newline
void sb(); // Start a block
void eb(); // End a block
void sp(); // Print separator
bool operator!() const; // Check whether the output state is ok
private:
std::ofstream out_;
int pos_;
int indent_;
int indentSave_;
bool separator_;
};
template<typename T>
Output& operator<<(Output& out, const T& val)
{
std::ostringstream s;
s << val;
out.print(s.str().c_str());
return out;
}
Output& operator<<(Output&, const NextLine&);
Output& operator<<(Output&, const StartBlock&);
Output& operator<<(Output&, const EndBlock&);
Output& operator<<(Output&, const Separator&);
}
#endif
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