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common/formatted.h

This is the verbatim text of the formatted.h include file.

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#ifndef __FORMAT_H__
#define __FORMAT_H__

#include "MString.h"
#include "simple_stack.h"
#include "i_integer.h"


class PrintAddress { 
    public:
	
  	virtual String get_pointer_as_string(void *addr) = 0;
	virtual ~PrintAddress() {}
    };

//	This class supports output of formatted text in a simple
//	minded way.
//
//	Typical entries consist of the form
//
//		StartBlock
//		Text with Separator calls
//		EndBlock
//
// A typical use of this might be
//   SuifObject *something;
//   FormattedText txt;
//   something->print(txt);
//   String s = txt.get_value();
//

class TextBlock;



class FormattedText
    {
	int max_line;
	int indent;
	bool no_line_merge;

	int max_header_len;
	TextBlock *root;
	TextBlock *current;

    public:

	
	FormattedText(	int maxline = 80,
			int the_indent = 4,
			bool nolinemerge=false);

	
	String pointer_header(class String, void *);

	
	void set_use_diff_mode(bool diff);  // set to use diff mode

	
	void set_special_print_mode(PrintAddress *p); // or your own pointer print 

	~FormattedText();

	
	void start_block(const String &title);

	
	void set_value(const String &val);
	void set_value(const LString &val);
	void set_value(int i);
	void set_value(bool b);
	void set_value(long l);
	void set_value(double d);
	void set_value(LString &l);
	void set_value(const char *c);
	void set_value(const IInteger &v);
	void set_value(const void *p);

	
	void end_block();

	
	int get_indent(int cur,TextBlock *block) const;
	int total_len(TextBlock *block) const;
	
	String get_value() const;

	String get_value(const String cur_pad,const String indent,bool no_newlines,TextBlock *block) const;
      private:

	PrintAddress* _pa;
        FormattedText(const FormattedText &);
        FormattedText &operator=(const FormattedText &);
    };

#endif

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