Dogcows Code - chaz/openbox/blob - src/Resource.cc

   1 // Resource.cc for Openbox
   2 // Copyright (c) 2002 - 2002 Ben Jansens (ben@orodu.net)
   3 //
   4 // Permission is hereby granted, free of charge, to any person obtaining a
   5 // copy of this software and associated documentation files (the "Software"),
   6 // to deal in the Software without restriction, including without limitation
   7 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8 // and/or sell copies of the Software, and to permit persons to whom the
   9 // Software is furnished to do so, subject to the following conditions:
  10 //
  11 // The above copyright notice and this permission notice shall be included in
  12 // all copies or substantial portions of the Software.
  13 //
  14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  18 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  19 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  20 // DEALINGS IN THE SOFTWARE.
  21
  22 #include "Resource.h"
  23 #include "Util.h"
  24
  25 #ifdef    HAVE_CONFIG_H
  26 #  include "../config.h"
  27 #endif // HAVE_CONFIG_H
  28
  29 #ifdef    HAVE_STDLIB_H
  30 #  include <stdlib.h>
  31 #endif // HAVE_STDLIB_H
  32
  33 #ifdef    HAVE_STDIO_H
  34 #  include <stdio.h>
  35 #endif // HAVE_STDIO_H
  36
  37 bool Resource::m_initialized = false;
  38
  39 Resource::Resource(const std::string &file) {
  40   setFile(file);
  41   m_modified = false;
  42   m_database = NULL;
  43   m_autosave = true;
  44   if (!m_initialized) {
  45     XrmInitialize();
  46     m_initialized = true;
  47   }
  48 }
  49
  50 Resource::Resource() {
  51   m_modified = false;
  52   m_database = NULL;
  53   m_autosave = true;
  54   if (!m_initialized) {
  55     XrmInitialize();
  56     m_initialized = true;
  57   }
  58 }
  59
  60 Resource::~Resource() {
  61   if (m_database != NULL)
  62     XrmDestroyDatabase(m_database);
  63 }
  64
  65 void Resource::setFile(const std::string &file) {
  66   m_file = file;
  67 }
  68
  69 void Resource::setAutoSave(bool autosave) {
  70   m_autosave = autosave;
  71 }
  72
  73 void Resource::save() {
  74   ASSERT(m_database != NULL);
  75   XrmPutFileDatabase(m_database, m_file.c_str());
  76   m_modified = false;
  77 }
  78
  79 bool Resource::load() {
  80   if (m_database != NULL)
  81     XrmDestroyDatabase(m_database);
  82   m_modified = false;
  83   if (NULL == (m_database = XrmGetFileDatabase(m_file.c_str())))
  84     return false;
  85   return true;
  86 }
  87
  88 void Resource::create() {
  89   if (m_database != NULL)
  90     XrmDestroyDatabase(m_database);
  91   m_modified = false;
  92   ASSERT(NULL != (m_database = XrmGetStringDatabase("")));
  93 }
  94
  95 void Resource::setValue(const std::string &rname, bool value) {
  96   ASSERT(m_database != NULL);
  97
  98   const char *val = (value ? "True" : "False");
  99   std::string rc_string = rname + ": " + val;
 100   XrmPutLineResource(&m_database, rc_string.c_str());
 101
 102   m_modified = true;
 103   if (m_autosave)
 104     save();
 105 }
 106
 107 void Resource::setValue(const std::string &rname, int value) {
 108   setValue(rname, (long)value);
 109 }
 110
 111 void Resource::setValue(const std::string &rname, long value) {
 112   ASSERT(m_database != NULL);
 113
 114   char val[11];
 115   sprintf(val, "%ld", value);
 116   std::string rc_string = rname + ": " + val;
 117   XrmPutLineResource(&m_database, rc_string.c_str());
 118
 119   m_modified = true;
 120   if (m_autosave)
 121     save();
 122 }
 123
 124 void Resource::setValue(const std::string &rname, const char *value) {
 125   ASSERT(m_database != NULL);
 126   ASSERT(value != NULL);
 127
 128   std::string rc_string = rname + ": " + value;
 129   XrmPutLineResource(&m_database, rc_string.c_str());
 130
 131   m_modified = true;
 132   if (m_autosave)
 133     save();
 134 }
 135
 136 void Resource::setValue(const std::string &rname, const std::string &value) {
 137   ASSERT(m_database != NULL);
 138
 139   std::string rc_string = rname + ": " + value;
 140   XrmPutLineResource(&m_database, rc_string.c_str());
 141
 142   m_modified = true;
 143   if (m_autosave)
 144     save();
 145 }
 146
 147 bool Resource::getValue(const std::string &rname, const std::string &rclass,
 148                           bool &value) const {
 149   ASSERT(rclass.c_str() != NULL);
 150   ASSERT(m_database != NULL);
 151
 152   char *rettype;
 153   XrmValue retvalue;
 154   if (0 == XrmGetResource(m_database, rname.c_str(), rclass.c_str(),
 155                           &rettype, &retvalue) || retvalue.addr == NULL)
 156     return false;
 157   std::string val = retvalue.addr;
 158   if (0 == strncasecmp(val.c_str(), "true", val.length()))
 159     value = true;
 160   else
 161     value = false;
 162   return true;
 163 }
 164
 165 bool Resource::getValue(const std::string &rname, const std::string &rclass,
 166                           long &value) const {
 167   ASSERT(m_database != NULL);
 168
 169   char *rettype;
 170   XrmValue retvalue;
 171   if (0 == XrmGetResource(m_database, rname.c_str(), rclass.c_str(),
 172                           &rettype, &retvalue) || retvalue.addr == NULL)
 173     return false;
 174   char *end;
 175   value = strtol(retvalue.addr, &end, 10);
 176   if (end == retvalue.addr)
 177     return false;
 178   return true;
 179 }
 180
 181 bool Resource::getValue(const std::string &rname, const std::string &rclass,
 182                           std::string &value) const {
 183   ASSERT(m_database != NULL);
 184
 185   char *rettype;
 186   XrmValue retvalue;
 187   if (0 == XrmGetResource(m_database, rname.c_str(), rclass.c_str(),
 188                           &rettype, &retvalue) || retvalue.addr == NULL)
 189     return false;
 190   value = retvalue.addr;
 191   return true;
 192 }