From 455b288c3e4b027060481f7c10e5931599d1ae96 Mon Sep 17 00:00:00 2001 From: Dana Jansens Date: Thu, 11 Apr 2002 03:57:05 +0000 Subject: [PATCH] added the obResource class which handles Xresouce database files in a sane manner --- src/Resource.cc | 171 ++++++++++++++++++++++++++++++++++++++++++++++++ src/Resource.h | 73 +++++++++++++++++++++ 2 files changed, 244 insertions(+) create mode 100644 src/Resource.cc create mode 100644 src/Resource.h diff --git a/src/Resource.cc b/src/Resource.cc new file mode 100644 index 00000000..a6254bcb --- /dev/null +++ b/src/Resource.cc @@ -0,0 +1,171 @@ +// Resource.cc for Openbox +// Copyright (c) 2002 - 2002 Ben Jansens (ben@orodu.net) +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the "Software"), +// to deal in the Software without restriction, including without limitation +// the rights to use, copy, modify, merge, publish, distribute, sublicense, +// and/or sell copies of the Software, and to permit persons to whom the +// Software is furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included in +// all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL +// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING +// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER +// DEALINGS IN THE SOFTWARE. + +#include "Resource.h" + +#ifdef HAVE_CONFIG_H +# include "../config.h" +#endif // HAVE_CONFIG_H + +#ifdef HAVE_STDLIB_H +# include +#endif // HAVE_STDLIB_H + +#ifdef HAVE_STDIO_H +# include +#endif // HAVE_STDIO_H + +#include + +obResource::obResource(const std::string &file) { + setFile(file); + m_modified = false; + m_database = NULL; + m_autosave = true; +} + +obResource::~obResource() { + if (m_database != NULL) + XrmDestroyDatabase(m_database); +} + +void obResource::setFile(const std::string &file) { + m_file = file; + assert(m_file.c_str() != NULL); +} + +void obResource::setAutoSave(bool autosave) { + m_autosave = autosave; +} + +void obResource::save() { + assert(m_database != NULL); + XrmPutFileDatabase(m_database, m_file.c_str()); + m_modified = false; +} + +bool obResource::load() { + if (m_database != NULL) + XrmDestroyDatabase(m_database); + m_modified = false; + if (NULL == (m_database = XrmGetFileDatabase(m_file.c_str()))) + return false; + return true; +} + +void obResource::setValue(const std::string &rname, bool value) { + assert(m_database != NULL); + + const char *val = (value ? "True" : "False"); + std::string rc_string = rname + ": " + val; + XrmPutLineResource(&m_database, rc_string.c_str()); + + m_modified = true; + if (m_autosave) + save(); +} + +void obResource::setValue(const std::string &rname, long value) { + assert(m_database != NULL); + + char val[11]; + sprintf(val, "%ld", value); + std::string rc_string = rname + ": " + val; + XrmPutLineResource(&m_database, rc_string.c_str()); + + m_modified = true; + if (m_autosave) + save(); +} + +void obResource::setValue(const std::string &rname, const char *value) { + assert(m_database != NULL); + + std::string rc_string = rname + ": " + value; + XrmPutLineResource(&m_database, rc_string.c_str()); + + m_modified = true; + if (m_autosave) + save(); +} + +void obResource::setValue(const std::string &rname, const std::string &value) { + assert(m_database != NULL); + + std::string rc_string = rname + ": " + value; + XrmPutLineResource(&m_database, rc_string.c_str()); + + m_modified = true; + if (m_autosave) + save(); +} + +bool obResource::getValue(const std::string &rname, const std::string &rclass, + bool &value) const { + assert(rname.c_str() != NULL); + assert(rclass.c_str() != NULL); + assert(m_database != NULL); + + char *rettype; + XrmValue retvalue; + if (0 == XrmGetResource(m_database, rname.c_str(), rclass.c_str(), + &rettype, &retvalue) || retvalue.addr == NULL) + return false; + std::string val = retvalue.addr; + if (val == "True") + value = true; + else + value = false; + return true; +} + +bool obResource::getValue(const std::string &rname, const std::string &rclass, + long &value) const { + assert(rname.c_str() != NULL); + assert(rclass.c_str() != NULL); + assert(m_database != NULL); + + char *rettype; + XrmValue retvalue; + if (0 == XrmGetResource(m_database, rname.c_str(), rclass.c_str(), + &rettype, &retvalue) || retvalue.addr == NULL) + return false; + char *end; + value = strtol(retvalue.addr, &end, 10); + if (end == retvalue.addr) + return false; + return true; +} + +bool obResource::getValue(const std::string &rname, const std::string &rclass, + std::string &value) const { + assert(rname.c_str() != NULL); + assert(rclass.c_str() != NULL); + assert(m_database != NULL); + + char *rettype; + XrmValue retvalue; + if (0 == XrmGetResource(m_database, rname.c_str(), rclass.c_str(), + &rettype, &retvalue) || retvalue.addr == NULL) + return false; + value = retvalue.addr; + return true; +} diff --git a/src/Resource.h b/src/Resource.h new file mode 100644 index 00000000..90b86d31 --- /dev/null +++ b/src/Resource.h @@ -0,0 +1,73 @@ +// Resource.h for Openbox +// Copyright (c) 2002 - 2002 Ben Jansens (ben@orodu.net) +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the "Software"), +// to deal in the Software without restriction, including without limitation +// the rights to use, copy, modify, merge, publish, distribute, sublicense, +// and/or sell copies of the Software, and to permit persons to whom the +// Software is furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included in +// all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL +// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING +// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER +// DEALINGS IN THE SOFTWARE. + +#ifndef __Resource_hh +#define __Resource_hh + +#include + +#include +#include + +class obResource { +public: + obResource(const std::string &file); + virtual ~obResource(); + + // an empty string is an invalid value for the file and will cause an assert + inline const std::string &file() const { + return static_cast(m_file); + } + void setFile(const std::string &file); + + // defaults to true! + inline bool autoSave() const { + return m_autosave; + } + void setAutoSave(bool); + + inline bool isModified() const { + return m_modified; + } + + void save(); + bool load(); + + void setValue(const std::string &rname, bool value); + void setValue(const std::string &rname, long value); + void setValue(const std::string &rname, const std::string &value); + void setValue(const std::string &rname, const char *value); + + bool getValue(const std::string &rname, const std::string &rclass, + bool &value) const; + bool getValue(const std::string &rname, const std::string &rclass, + long &value) const; + bool getValue(const std::string &rname, const std::string &rclass, + std::string &value) const; + +private: + std::string m_file; + bool m_modified; + bool m_autosave; + XrmDatabase m_database; +}; + +#endif // __Resource_hh -- 2.45.2