Changeset 13168 for trunk/FACT++
- Timestamp:
- 03/22/12 14:52:09 (13 years ago)
- Location:
- trunk/FACT++/src
- Files:
-
- 2 edited
Legend:
- Unmodified
- Added
- Removed
-
trunk/FACT++/src/tools.cc
r12245 r13168 73 73 return str.substr(start, end-start+1); 74 74 } 75 76 // -------------------------------------------------------------------------- 77 // 78 //! This is a static helper to remove leading and trailing whitespaces. 79 //! 80 //! Usage example: 81 //! 82 //! \code 83 //! string str = " Dies ist ein test fuer einen ganz langen Satz " 84 //! "und ob er korrekt umgebrochen und formatiert wird. Alles " 85 //! "nur ein simpler test aber trotzdem ganz wichtig."; 86 //! 87 //! cout << setfill('-') << setw(40) << "+" << endl; 88 //! while (1) 89 //! { 90 //! const string rc = Tools::Wrap(str, 40); 91 //! if (rc.empty()) 92 //! break; 93 //! cout << rc << endl; 94 //! } 95 //! \endcode 96 //! 97 string Tools::Wrap(string &str, size_t width) 98 { 99 const size_t pos = str.length()<width ? string::npos : str.find_last_of(' ', width); 100 if (pos==string::npos) 101 { 102 const string rc = str; 103 str = ""; 104 return rc; 105 } 106 107 const size_t indent = str.find_first_not_of(' '); 108 109 const string rc = str.substr(0, pos); 110 const size_t p2 = str.find_first_not_of(' ', pos+1); 111 112 str = str.substr(0, indent) + str.substr(p2==string::npos ? pos+1 : p2); 113 114 return rc; 115 } -
trunk/FACT++/src/tools.h
r12246 r13168 1 #ifndef FACT_Tools 2 #define FACT_Tools 3 1 4 #include <string> 2 5 … … 6 9 std::string Form(const char *fmt, ...); 7 10 std::string Trim(const std::string &str); 11 std::string Wrap(std::string &str, size_t width=78); 8 12 } 13 14 #endif
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