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annotate src/gpf2/inc/pco_inifile.h @ 1:864b8cc0cf63

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src/gpf2: preened GPF goo from TCS211
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 25 Sep 2016 23:38:58 +0000
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1
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1 /*
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2 +-----------------------------------------------------------------------------
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3 | Project : PCO2
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4 | Modul : inc\pco_inifile.h
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5 +-----------------------------------------------------------------------------
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6 | Copyright 2002 Texas Instruments Berlin, AG
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7 | All rights reserved.
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8 |
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9 | This file is confidential and a trade secret of Texas
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10 | Instruments Berlin, AG
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11 | The receipt of or possession of this file does not convey
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12 | any rights to reproduce or disclose its contents or to
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13 | manufacture, use, or sell anything it may describe, in
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14 | whole, or in part, without the specific written consent of
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15 | Texas Instruments Berlin, AG.
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16 +-----------------------------------------------------------------------------
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17 | Purpose : Contains declarations of the class IniFile. (Based on
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18 | File from Adam Clauss)
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19 +-----------------------------------------------------------------------------
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20 */
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21
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22 #ifndef _PCO_INIFILE_H_
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23 #define _PCO_INIFILE_H_
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24
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25 /*==== INCLUDES ===================================================*/
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26
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27 #pragma warning (disable: 4786) /* ignore warning about to long template names */
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28
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29 #include <iostream>
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30 #include <string>
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31 #include <vector>
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32 #include "cms.h"
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33
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34 using namespace std;
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35
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36 /*==== PROTOTYPES ==================================================*/
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37
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38 //all Keys are of this type
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39 struct Key
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40 {
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41 //list of values in key
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42 vector<string> values;
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43
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44 //corresponding list of value names
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45 vector<string> names;
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46
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47 //corresponding list of modified state
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48 vector<bool> modified;
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49 };
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50
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51 class IniFile
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52 {
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53 //all private variables
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54 private:
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55
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56 //stores pathname of ini file to read/write
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57 string path;
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58
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59 //list of Keys in ini
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60 vector<Key> keys;
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61
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62 //corresponding list of Keynames
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63 vector<string> names;
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64
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65 // semaphore to protect file reading/writing
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66 CMS_HANDLE m_file_sema;
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67
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68 //all private functions
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69 private:
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70 //overloaded to take string
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71 istream & getline( istream & is, string & str );
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72
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73 //returns index of specified value, in the specified Key, or -1 if not found
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74 int FindValue(int Keynum, string valuename) const;
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75
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76 //returns index of specified Key, or -1 if not found
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77 int FindKey(string Keyname) const;
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78
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79
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80 //public variables
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81 public:
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82
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83 //will contain error info if one occurs
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84 //ended up not using much, just in ReadFile and GetValue
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85 mutable string error;
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86
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87 //will contain warning info if one occurs
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88 //ended up not using much, just in ReadFile
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89 mutable string warning;
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90
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91 //public functions
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92 public:
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93 //default constructor
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94 IniFile();
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95
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96 //constructor, can specify pathname here instead of using SetPath later
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97 IniFile(string inipath);
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98
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99 //default destructor
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100 virtual ~IniFile();
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101
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102 //sets path of ini file to read and write from
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103 void SetPath(string newpath);
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104
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105 //returns path of currently selected ini file
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106 const char* GetPath() const { return path.c_str();}
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107
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108 //reads ini file specified using IniFile::SetPath()
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109 //returns true if successful, false otherwise
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110 //may contain warnings in warning-variable
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111 bool ReadFile(bool refresh=false);
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112
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113 //writes data stored in class to ini file
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114 bool WriteFile(bool refresh_first=true);
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115
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116 //deletes all stored ini data
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117 void Reset();
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118
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119 //returns number of Keys currently in the ini
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120 int GetNumKeys() const;
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121
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122 //returns number of values stored for specified Key
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123 int GetNumValues(string Keyname) const;
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124
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125 //gets value of [Keyname] valuename =
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126 //overloaded to return string, int, and double,
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127 //returns "", or 0 if Key/value not found. Sets error member to show problem
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128 string GetValue(string Keyname, string valuename) const;
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129 int GetValueI(string Keyname, string valuename) const;
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130 double GetValueF(string Keyname, string valuename) const;
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131
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132 //sets value of [Keyname] valuename =.
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133 //specify the optional paramter as false (0) if you do not want it to create
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134 //the Key if it doesn't exist. Returns true if data entered, false otherwise
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135 //overloaded to accept string, int, and double
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Mychaela Falconia <falcon@freecalypso.org>
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136 bool SetValue(string Key, string valuename, string value, bool create = 1);
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137 bool SetValueI(string Key, string valuename, int value, bool create = 1);
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138 bool SetValueF(string Key, string valuename, double value, bool create = 1);
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139
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140 bool modified(string keyname, string valuename);
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141 bool set_modified(string keyname, string valuename, bool modified=true);
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142
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143 //deletes specified value
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144 //returns true if value existed and deleted, false otherwise
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Mychaela Falconia <falcon@freecalypso.org>
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145 bool DeleteValue(string Keyname, string valuename);
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146
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147 //deletes specified Key and all values contained within
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148 //returns true if Key existed and deleted, false otherwise
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149 bool DeleteKey(string Keyname);
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150 };
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151
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152 #endif /* _PCO_INIFILE_H_ */