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123 lines
3.5 KiB
C++
123 lines
3.5 KiB
C++
// Filename: programBase.h
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// Created by: drose (13Feb00)
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//
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////////////////////////////////////////////////////////////////////
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#ifndef PROGRAMBASE_H
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#define PROGRAMBASE_H
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#include <pandatoolbase.h>
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#include <filename.h>
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#include <vector_string.h>
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#include <string>
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#include <vector>
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#include <map>
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////////////////////////////////////////////////////////////////////
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// Class : ProgramBase
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// Description : This is intended to be the base class for most
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// general-purpose utility programs in the PANDATOOL
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// tree. It automatically handles things like
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// command-line arguments in a portable way.
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////////////////////////////////////////////////////////////////////
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class ProgramBase {
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public:
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ProgramBase();
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virtual ~ProgramBase();
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void show_description();
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void show_usage();
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void show_options();
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INLINE void show_text(const string &text);
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void show_text(const string &prefix, int indent_width, string text);
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virtual void parse_command_line(int argc, char *argv[]);
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typedef vector_string Args;
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Filename _program_name;
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Args _program_args;
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protected:
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typedef bool (ProgramBase::*OptionDispatch)(const string &opt, const string &parm, void *data);
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virtual bool handle_args(Args &args);
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virtual bool post_command_line();
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void set_program_description(const string &description);
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void clear_runlines();
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void add_runline(const string &runline);
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void clear_options();
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void add_option(const string &option, const string &parm_name,
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int index_group, const string &description,
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OptionDispatch option_function,
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bool *bool_var = (bool *)NULL,
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void *option_data = (void *)NULL);
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bool redescribe_option(const string &option, const string &description);
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bool remove_option(const string &option);
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bool dispatch_none(const string &opt, const string &arg, void *);
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bool dispatch_count(const string &opt, const string &arg, void *var);
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bool dispatch_int(const string &opt, const string &arg, void *var);
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bool dispatch_double(const string &opt, const string &arg, void *var);
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bool dispatch_string(const string &opt, const string &arg, void *var);
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bool dispatch_filename(const string &opt, const string &arg, void *var);
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bool dispatch_search_path(const string &opt, const string &arg, void *var);
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bool dispatch_coordinate_system(const string &opt, const string &arg, void *var);
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bool handle_help_option(const string &opt, const string &arg, void *);
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static void format_text(ostream &out, bool &last_newline,
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const string &prefix, int indent_width,
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const string &text, int line_width);
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private:
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void sort_options();
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void get_terminal_width();
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class Option {
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public:
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string _option;
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string _parm_name;
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int _index_group;
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int _sequence;
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string _description;
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OptionDispatch _option_function;
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bool *_bool_var;
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void *_option_data;
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};
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class SortOptionsByIndex {
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public:
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bool operator () (const Option *a, const Option *b) const;
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};
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string _description;
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typedef vector_string Runlines;
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Runlines _runlines;
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typedef map<string, Option> OptionsByName;
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typedef vector<const Option *> OptionsByIndex;
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OptionsByName _options_by_name;
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OptionsByIndex _options_by_index;
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int _next_sequence;
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bool _sorted_options;
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typedef map<string, string> GotOptions;
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GotOptions _got_options;
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bool _last_newline;
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int _terminal_width;
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bool _got_terminal_width;
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int _option_indent;
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bool _got_option_indent;
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};
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#include "programBase.I"
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#endif
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