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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit114a878c64ce6f8223cfd22d76a20eb16d177e5e (patch)
treeacaf47eb0fa12142d3896416a69e74cbf5a72242 /parts/doxygen/config.h
downloadtdevelop-114a878c64ce6f8223cfd22d76a20eb16d177e5e.tar.gz
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Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdevelop@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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+#ifndef CONFIG_H
+#define CONFIG_H
+
+#include <qstrlist.h>
+#include <qfile.h>
+#include <qdict.h>
+#include <qptrlist.h>
+#include <qtextstream.h>
+
+/*! \brief Abstract base class for any configuration option.
+ *
+ */
+class ConfigOption
+{
+ friend class Config;
+
+ public:
+
+ /*! The type of option */
+ enum OptionType
+ {
+ O_Info, //<! A section header
+ O_List, //<! A list of items
+ O_Enum, //<! A fixed set of items
+ O_String, //<! A single item
+ O_Int, //<! An integer value
+ O_Bool, //<! A boolean value
+ O_Obsolete //<! An obsolete option
+ };
+ enum
+ {
+ /*! Maximum length of an option in the config file. Used for
+ * alignment purposes.
+ */
+ MAX_OPTION_LENGTH = 23
+ };
+ ConfigOption(OptionType t) : m_kind(t)
+ {
+ m_spaces.fill(' ',40);
+ }
+ virtual ~ConfigOption()
+ {
+ }
+
+ /*! returns the kind of option this is. */
+ OptionType kind() const { return m_kind; }
+ QCString name() const { return m_name; }
+ QCString docs() const { return m_doc; }
+
+ QCString dependsOn() const { return m_dependency; }
+ void addDependency(const char *dep) { m_dependency = dep; }
+ void setEncoding(const QCString &e) { m_encoding = e; }
+
+ protected:
+ virtual void writeTemplate(QTextStream &t,bool sl,bool upd) = 0;
+ virtual void convertStrToVal() {}
+ virtual void substEnvVars() = 0;
+ virtual void init() {}
+
+ QCString convertToComment(const QCString &s);
+ void writeBoolValue(QTextStream &t,bool v);
+ void writeIntValue(QTextStream &t,int i);
+ void writeStringValue(QTextStream &t,QCString &s);
+ void writeStringList(QTextStream &t,QStrList &l);
+
+ QCString m_spaces;
+ QCString m_name;
+ QCString m_doc;
+ QCString m_dependency;
+ QCString m_encoding;
+ OptionType m_kind;
+};
+
+/*! \brief Section marker for grouping the configuration options
+ *
+ */
+class ConfigInfo : public ConfigOption
+{
+ public:
+ ConfigInfo(const char *name,const char *doc)
+ : ConfigOption(O_Info)
+ {
+ m_name = name;
+ m_doc = doc;
+ }
+ void writeTemplate(QTextStream &t, bool sl,bool)
+ {
+ if (!sl)
+ {
+ t << "\n";
+ }
+ t << "#---------------------------------------------------------------------------\n";
+ t << "# " << m_doc << endl;
+ t << "#---------------------------------------------------------------------------\n";
+ }
+ void substEnvVars() {}
+};
+
+/*! \brief Option of the list type.
+ *
+ */
+class ConfigList : public ConfigOption
+{
+ public:
+ enum WidgetType { String, File, Dir, FileAndDir };
+ ConfigList(const char *name,const char *doc)
+ : ConfigOption(O_List)
+ {
+ m_name = name;
+ m_doc = doc;
+ m_widgetType = String;
+ }
+ void addValue(const char *v) { m_value.append(v); }
+ void setWidgetType(WidgetType w) { m_widgetType = w; }
+ WidgetType widgetType() const { return m_widgetType; }
+ QStrList *valueRef() { return &m_value; }
+ void writeTemplate(QTextStream &t,bool sl,bool)
+ {
+ if (!sl)
+ {
+ t << endl;
+ t << convertToComment(m_doc);
+ t << endl;
+ }
+ t << m_name << m_spaces.left(MAX_OPTION_LENGTH-m_name.length()) << "= ";
+ writeStringList(t,m_value);
+ t << "\n";
+ }
+ void substEnvVars();
+ void init() { m_value.clear(); }
+ private:
+ QStrList m_value;
+ WidgetType m_widgetType;
+};
+
+/*! \brief Option of the enum type.
+ *
+ */
+class ConfigEnum : public ConfigOption
+{
+ public:
+ ConfigEnum(const char *name,const char *doc,const char *defVal)
+ : ConfigOption(O_Enum)
+ {
+ m_name = name;
+ m_doc = doc;
+ m_value = defVal;
+ m_defValue = defVal;
+ }
+ void addValue(const char *v) { m_valueRange.append(v); }
+ QStrListIterator iterator()
+ {
+ return QStrListIterator(m_valueRange);
+ }
+ QCString *valueRef() { return &m_value; }
+ void substEnvVars();
+ void writeTemplate(QTextStream &t,bool sl,bool)
+ {
+ if (!sl)
+ {
+ t << endl;
+ t << convertToComment(m_doc);
+ t << endl;
+ }
+ t << m_name << m_spaces.left(MAX_OPTION_LENGTH-m_name.length()) << "= ";
+ writeStringValue(t,m_value);
+ t << "\n";
+ }
+ void init() { m_value = m_defValue.copy(); }
+
+ private:
+ QStrList m_valueRange;
+ QCString m_value;
+ QCString m_defValue;
+};
+
+/*! \brief Option of the string type.
+ *
+ */
+class ConfigString : public ConfigOption
+{
+ public:
+ enum WidgetType { String, File, Dir };
+ ConfigString(const char *name,const char *doc)
+ : ConfigOption(O_String)
+ {
+ m_name = name;
+ m_doc = doc;
+ m_widgetType = String;
+ }
+ ~ConfigString()
+ {
+ }
+ void setWidgetType(WidgetType w) { m_widgetType = w; }
+ WidgetType widgetType() const { return m_widgetType; }
+ void setDefaultValue(const char *v) { m_defValue = v; }
+ QCString *valueRef() { return &m_value; }
+ void writeTemplate(QTextStream &t,bool sl,bool)
+ {
+ if (!sl)
+ {
+ t << endl;
+ t << convertToComment(m_doc);
+ t << endl;
+ }
+ t << m_name << m_spaces.left(MAX_OPTION_LENGTH-m_name.length()) << "= ";
+ writeStringValue(t,m_value);
+ t << "\n";
+ }
+ void substEnvVars();
+ void init() { m_value = m_defValue.copy(); }
+
+ private:
+ QCString m_value;
+ QCString m_defValue;
+ WidgetType m_widgetType;
+};
+
+/*! \brief Option of the integer type.
+ *
+ */
+class ConfigInt : public ConfigOption
+{
+ public:
+ ConfigInt(const char *name,const char *doc,int minVal,int maxVal,int defVal)
+ : ConfigOption(O_Int)
+ {
+ m_name = name;
+ m_doc = doc;
+ m_value = defVal;
+ m_defValue = defVal;
+ m_minVal = minVal;
+ m_maxVal = maxVal;
+ }
+ QCString *valueStringRef() { return &m_valueString; }
+ int *valueRef() { return &m_value; }
+ int minVal() const { return m_minVal; }
+ int maxVal() const { return m_maxVal; }
+ void convertStrToVal();
+ void substEnvVars();
+ void writeTemplate(QTextStream &t,bool sl,bool upd)
+ {
+ if (!sl)
+ {
+ t << endl;
+ t << convertToComment(m_doc);
+ t << endl;
+ }
+ t << m_name << m_spaces.left(MAX_OPTION_LENGTH-m_name.length()) << "= ";
+ if (upd && !m_valueString.isEmpty())
+ {
+ writeStringValue(t,m_valueString);
+ }
+ else
+ {
+ writeIntValue(t,m_value);
+ }
+ t << "\n";
+ }
+ void init() { m_value = m_defValue; }
+ private:
+ int m_value;
+ int m_defValue;
+ int m_minVal;
+ int m_maxVal;
+ QCString m_valueString;
+};
+
+/*! \brief Option of the boolean type.
+ *
+ */
+class ConfigBool : public ConfigOption
+{
+ public:
+ ConfigBool(const char *name,const char *doc,bool defVal)
+ : ConfigOption(O_Bool)
+ {
+ m_name = name;
+ m_doc = doc;
+ m_value = defVal;
+ m_defValue = defVal;
+ }
+ QCString *valueStringRef() { return &m_valueString; }
+ bool *valueRef() { return &m_value; }
+ void convertStrToVal();
+ void substEnvVars();
+ void setValueString(const QCString &v) { m_valueString = v; }
+ void writeTemplate(QTextStream &t,bool sl,bool upd)
+ {
+ if (!sl)
+ {
+ t << endl;
+ t << convertToComment(m_doc);
+ t << endl;
+ }
+ t << m_name << m_spaces.left(MAX_OPTION_LENGTH-m_name.length()) << "= ";
+ if (upd && !m_valueString.isEmpty())
+ {
+ writeStringValue(t,m_valueString);
+ }
+ else
+ {
+ writeBoolValue(t,m_value);
+ }
+ t << "\n";
+ }
+ void init() { m_value = m_defValue; }
+ private:
+ bool m_value;
+ bool m_defValue;
+ QCString m_valueString;
+};
+
+/*! \brief Section marker for obsolete options
+ *
+ */
+class ConfigObsolete : public ConfigOption
+{
+ public:
+ ConfigObsolete(OptionType t) : ConfigOption(t) {}
+ void writeTemplate(QTextStream &,bool,bool) {}
+ void substEnvVars() {}
+};
+
+
+// some convenience macros
+#define Config_getString(val) Config::instance()->getString(__FILE__,__LINE__,val)
+#define Config_getInt(val) Config::instance()->getInt(__FILE__,__LINE__,val)
+#define Config_getList(val) Config::instance()->getList(__FILE__,__LINE__,val)
+#define Config_getEnum(val) Config::instance()->getEnum(__FILE__,__LINE__,val)
+#define Config_getBool(val) Config::instance()->getBool(__FILE__,__LINE__,val)
+
+/*! \brief Singleton for configuration variables.
+ *
+ * This object holds the global static variables
+ * read from a user-supplied configuration file.
+ * The static member instance() can be used to get
+ * a pointer to the one and only instance.
+ *
+ * Set all variables to their default values by
+ * calling Config::instance()->init()
+ *
+ */
+class Config
+{
+ public:
+ /////////////////////////////
+ // public API
+ /////////////////////////////
+
+ /*! Returns the one and only instance of this class */
+ static Config *instance()
+ {
+ if (m_instance==0) m_instance = new Config;
+ return m_instance;
+ }
+ /*! Delete the instance */
+ static void deleteInstance()
+ {
+ delete m_instance;
+ m_instance=0;
+ }
+
+ /*! Returns an iterator that can by used to iterate over the
+ * configuration options.
+ */
+ QPtrListIterator<ConfigOption> iterator()
+ {
+ return QPtrListIterator<ConfigOption>(*m_options);
+ }
+
+ /*!
+ * @name Getting configuration values.
+ * @{
+ */
+
+ /*! Returns the value of the string option with name \a fileName.
+ * The arguments \a num and \a name are for debugging purposes only.
+ * There is a convenience function Config_getString() for this.
+ */
+ QCString &getString(const char *fileName,int num,const char *name) const;
+
+ /*! Returns the value of the list option with name \a fileName.
+ * The arguments \a num and \a name are for debugging purposes only.
+ * There is a convenience function Config_getList() for this.
+ */
+ QStrList &getList(const char *fileName,int num,const char *name) const;
+
+ /*! Returns the value of the enum option with name \a fileName.
+ * The arguments \a num and \a name are for debugging purposes only.
+ * There is a convenience function Config_getEnum() for this.
+ */
+ QCString &getEnum(const char *fileName,int num,const char *name) const;
+
+ /*! Returns the value of the integer option with name \a fileName.
+ * The arguments \a num and \a name are for debugging purposes only.
+ * There is a convenience function Config_getInt() for this.
+ */
+ int &getInt(const char *fileName,int num,const char *name) const;
+
+ /*! Returns the value of the boolean option with name \a fileName.
+ * The arguments \a num and \a name are for debugging purposes only.
+ * There is a convenience function Config_getBool() for this.
+ */
+ bool &getBool(const char *fileName,int num,const char *name) const;
+
+ /*! Returns the ConfigOption corresponding with \a name or 0 if
+ * the option is not supported.
+ */
+ ConfigOption *get(const char *name) const
+ {
+ return m_dict->find(name);
+ }
+ /* @} */
+
+ /*!
+ * @name Adding configuration options.
+ * @{
+ */
+
+ /*! Starts a new configuration section with \a name and description \a doc.
+ * \returns An object representing the option.
+ */
+ ConfigInfo *addInfo(const char *name,const char *doc)
+ {
+ ConfigInfo *result = new ConfigInfo(name,doc);
+ m_options->append(result);
+ return result;
+ }
+
+ /*! Adds a new string option with \a name and documentation \a doc.
+ * \returns An object representing the option.
+ */
+ ConfigString *addString(const char *name,
+ const char *doc)
+ {
+ ConfigString *result = new ConfigString(name,doc);
+ m_options->append(result);
+ m_dict->insert(name,result);
+ return result;
+ }
+
+ /*! Adds a new enumeration option with \a name and documentation \a doc
+ * and initial value \a defVal.
+ * \returns An object representing the option.
+ */
+ ConfigEnum *addEnum(const char *name,
+ const char *doc,
+ const char *defVal)
+ {
+ ConfigEnum *result = new ConfigEnum(name,doc,defVal);
+ m_options->append(result);
+ m_dict->insert(name,result);
+ return result;
+ }
+
+ /*! Adds a new string option with \a name and documentation \a doc.
+ * \returns An object representing the option.
+ */
+ ConfigList *addList(const char *name,
+ const char *doc)
+ {
+ ConfigList *result = new ConfigList(name,doc);
+ m_options->append(result);
+ m_dict->insert(name,result);
+ return result;
+ }
+
+ /*! Adds a new integer option with \a name and documentation \a doc.
+ * The integer has a range between \a minVal and \a maxVal and a
+ * default value of \a defVal.
+ * \returns An object representing the option.
+ */
+ ConfigInt *addInt(const char *name,
+ const char *doc,
+ int minVal,int maxVal,int defVal)
+ {
+ ConfigInt *result = new ConfigInt(name,doc,minVal,maxVal,defVal);
+ m_options->append(result);
+ m_dict->insert(name,result);
+ return result;
+ }
+
+ /*! Adds a new boolean option with \a name and documentation \a doc.
+ * The boolean has a default value of \a defVal.
+ * \returns An object representing the option.
+ */
+ ConfigBool *addBool(const char *name,
+ const char *doc,
+ bool defVal)
+ {
+ ConfigBool *result = new ConfigBool(name,doc,defVal);
+ m_options->append(result);
+ m_dict->insert(name,result);
+ return result;
+ }
+ /*! Adds an option that has become obsolete. */
+ ConfigOption *addObsolete(const char *name)
+ {
+ ConfigObsolete *option = new ConfigObsolete(ConfigOption::O_Obsolete);
+ m_dict->insert(name,option);
+ m_obsolete->append(option);
+ return option;
+ }
+ /*! @} */
+
+ /*! Writes a template configuration to stream \a t. If \a shortIndex
+ * is \c TRUE the description of each configuration option will
+ * be omitted.
+ */
+ void writeTemplate(QTextStream &t,bool shortIndex,bool updateOnly);
+
+ /////////////////////////////
+ // internal API
+ /////////////////////////////
+
+ /*! Converts the string values read from the configuration file
+ * to real values for non-string type options (like int, and bools)
+ */
+ void convertStrToVal();
+
+ /*! Replaces references to environment variable by the actual value
+ * of the environment variable.
+ */
+ void substituteEnvironmentVars();
+
+ /*! Checks if the values of the variable are correct, adjusts them
+ * if needed, and report any errors.
+ */
+ void check();
+
+ /*! Initialize config variables to their default value */
+ void init();
+
+ /*! Parse a configuration data in string \a str.
+ * \returns TRUE if successful, or FALSE if the string could not be
+ * parsed.
+ */
+ bool parseString(const char *fn,const char *str);
+
+ /*! Parse a configuration file with name \a fn.
+ * \returns TRUE if successful, FALSE if the file could not be
+ * opened or read.
+ */
+ bool parse(const char *fn);
+
+ /*! Called from the constructor, will add doxygen's default options
+ * to the configuration object
+ */
+ void create();
+
+ protected:
+
+ Config()
+ {
+ m_options = new QPtrList<ConfigOption>;
+ m_obsolete = new QPtrList<ConfigOption>;
+ m_dict = new QDict<ConfigOption>(257);
+ m_options->setAutoDelete(TRUE);
+ m_obsolete->setAutoDelete(TRUE);
+ m_initialized = FALSE;
+ create();
+ }
+ ~Config()
+ {
+ delete m_options;
+ delete m_obsolete;
+ delete m_dict;
+ }
+
+ private:
+ QPtrList<ConfigOption> *m_options;
+ QPtrList<ConfigOption> *m_obsolete;
+ QDict<ConfigOption> *m_dict;
+ static Config *m_instance;
+ bool m_initialized;
+};
+
+#endif