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EST_Pathname.h
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33 
34 #ifndef __EST_PATHNAME_H__
35 #define __EST_PATHNAME_H__
36 
37 #include "EST_String.h"
38 #include "EST_TList.h"
39 
40 /** Class representing pathnames. Makes common filename manipulations
41  * available as methods. Different implementations are provided for
42  * different systems.
43  */
44 class EST_Pathname : public EST_String {
45 
46 private:
47  void setup(void);
48 
49 public:
50 
51  EST_Pathname(void) : EST_String("") { };
52  EST_Pathname(EST_String s) : EST_String(s) { this->setup(); };
53  EST_Pathname(const char *s) : EST_String(s) { this->setup(); };
54 
55  static EST_Pathname construct(EST_Pathname dir, EST_String basename, EST_String extension);
56  static EST_Pathname construct(EST_Pathname dir, EST_String filename);
57 
58  // component parts of a filename
59  EST_Pathname directory(void) const;
60  EST_Pathname filename(void) const;
61  EST_String basename(int remove_all=0) const;
62  EST_String extension(void) const;
63 
64  EST_Pathname as_file(void) const;
65  EST_Pathname as_directory(void) const;
66 
67  int is_absolute(void) const;
68  inline int is_relative(void) const {return !is_absolute();};
69  int is_dirname(void) const;
70  inline int is_filename(void) const {return !is_dirname(); };
71 
72  EST_TList<EST_String> entries(int check_for_directories = 1) const;
73 
74  static EST_Pathname append(EST_Pathname directory, EST_Pathname addition);
75 
76  static void divide(EST_Pathname path, int at, EST_Pathname &start, EST_Pathname &end);
77 
78  friend EST_Pathname operator + (const EST_Pathname p, const EST_Pathname addition);
79  friend EST_Pathname operator + (const char *p, const EST_Pathname addition);
80 
81  // solve an ambiguity
82  EST_Pathname &operator += (const char * addition)
83  { return (*this) = append(*this, addition); }
84  EST_Pathname &operator += (const EST_String addition)
85  { return (*this) = append(*this, addition); }
86  EST_Pathname &operator += (const EST_Pathname addition)
87  { return (*this) = append(*this, addition); }
88 
89  EST_Pathname operator + (const EST_String addition)
90  { return append(*this, EST_Pathname(addition)); }
91  EST_Pathname operator + (const char *addition)
92  { return append(*this, EST_Pathname(addition)); }
93 
94  int operator == (const EST_String thing)
95  { return EST_String(*this) == thing; }
96  int operator == (const char * thing)
97  { return EST_String(*this) == EST_String(thing); }
98  int operator != (const EST_String thing)
99  { return EST_String(*this) != thing; }
100  int operator != (const char * thing)
101  { return EST_String(*this) != EST_String(thing); }
102 
103 };
104 
105 EST_Pathname operator + (const EST_Pathname p, const EST_Pathname addition);
106 EST_Pathname operator + (const char *p, const EST_Pathname addition);
107 
108 #endif