SettingGroup contains settings which are releated. More...

#include <settinggroup.h>

Collaboration diagram for SettingGroup:

Public Member Functions
	SettingGroup (QString name)
	Creates configuration variables using default avlues.
	~SettingGroup ()
	Destructor.
QString	getName ()
	Returns group's name.
QString	getValue (QString key)
	Returns a setting value.
void	setValue (QString key, QString value)
	Sets a setting value, create new setting if setting not found.
SettingGroup *	getNext ()
	returns the next groupsetting
void	setNext (SettingGroup *next)
	sets the next group setting
void	loadSettings (QDomNode &node)
void	saveSettings (QTextStream &stream)
	writes out this group to file
void	resetSetting (QString key)
	resets a setting to its default value
Private Attributes
QString	name
	groups identifying name
Setting *	firstSetting
	pointer to first setting in group
Setting *	lastSetting
	pointer to last setting in group
SettingGroup *	next
	pointer to next settingroup

Detailed Description

SettingGroup contains settings which are releated.

Definition at line 25 of file settinggroup.h.

Constructor & Destructor Documentation

SettingGroup::SettingGroup ( QString name )

Creates configuration variables using default avlues.

Definition at line 21 of file settinggroup.cpp.

References firstSetting, lastSetting, name, and next.

{
  this->name = name;
  firstSetting = NULL;
  lastSetting = NULL;
  next = NULL;
}

SettingGroup::~SettingGroup ( )

Destructor.

Definition at line 29 of file settinggroup.cpp.

References firstSetting, and Setting::getNext().

{
  Setting* cur = firstSetting;
  while(cur != NULL)
  {
    Setting* t = cur->getNext();
    delete cur;
    cur = t;
  }
}

Member Function Documentation

QString SettingGroup::getName ( )

Returns group's name.

Definition at line 40 of file settinggroup.cpp.

References name.

Referenced by Configuration::getString(), Configuration::loadSettings(), Configuration::removeGroup(), Configuration::resetSetting(), saveSettings(), and Configuration::setString().

{
  return name;
}

SettingGroup * SettingGroup::getNext ( )

returns the next groupsetting

Definition at line 94 of file settinggroup.cpp.

References next.

Referenced by Configuration::getString(), Configuration::loadSettings(), Configuration::removeGroup(), Configuration::resetSetting(), Configuration::saveSettings(), Configuration::setString(), and Configuration::~Configuration().

{
  return next;
}

QString SettingGroup::getValue ( QString key )

Returns a setting value.

Definition at line 45 of file settinggroup.cpp.

References firstSetting, Setting::getKey(), Setting::getNext(), and Setting::getValue().

Referenced by Configuration::getString().

{
  Setting* cur = firstSetting;
  while(cur != NULL)
  {
    if(cur->getKey().compare(key) == 0)
    {
      return cur->getValue();
    }
    cur = cur->getNext();
  }
  return "-1";
}

void SettingGroup::loadSettings ( QDomNode & node )

Definition at line 119 of file settinggroup.cpp.

References setValue().

Referenced by Configuration::loadSettings().

{
  //iterate over all children (Settings)
  QDomNode node = root.firstChild();
  QDomText val;
  while( !node.isNull() )
  {
    if( node.isElement() && node.nodeName() == "setting" )
    {
      //find key and value, if either is missing move on to next setting
      QDomNamedNodeMap attributes = node.attributes();
      if(attributes.namedItem("key").isNull() || attributes.namedItem("value").isNull())
      {
        node = node.nextSibling();
        continue;
      }


      QString k = attributes.namedItem("key").nodeValue();
      QString v = attributes.namedItem("value").nodeValue();

      //key and value found -> add new setting
      setValue( attributes.namedItem("key").nodeValue(),
                    attributes.namedItem("value").nodeValue() );
    }

    //move on to next setting
    node = node.nextSibling();
  }
}

void SettingGroup::resetSetting ( QString key )

resets a setting to its default value

Definition at line 59 of file settinggroup.cpp.

References firstSetting, Setting::getKey(), Setting::getNext(), and Setting::resetSetting().

Referenced by Configuration::resetSetting().

{
  Setting* cur = firstSetting;
  while(cur != NULL)
  {
    if(cur->getKey().compare(key) == 0)
    {
      cur->resetSetting();
    }
    cur = cur->getNext();
  }
}

void SettingGroup::saveSettings ( QTextStream & stream )

writes out this group to file

Definition at line 104 of file settinggroup.cpp.

References firstSetting, Setting::getKey(), getName(), Setting::getNext(), and Setting::getValue().

Referenced by Configuration::saveSettings().

{
  stream << "  <group name=\"" << getName() << "\">\n";

  //iterate over every setting
  Setting* cur = firstSetting;
  while(cur != NULL)
  {
    stream << "    <setting key=\"" << cur->getKey() << "\" value=\"" << cur->getValue() << "\"/>\n";
    cur = cur->getNext();
  }

  stream << "  </group>\n";
}

void SettingGroup::setNext ( SettingGroup * next )

sets the next group setting

Definition at line 99 of file settinggroup.cpp.

References next.

Referenced by Configuration::loadSettings(), Configuration::removeGroup(), and Configuration::setString().

{
  this->next = next;
}

void SettingGroup::setValue	(	QString	key,
		QString	value
	)

Sets a setting value, create new setting if setting not found.

Definition at line 72 of file settinggroup.cpp.

References firstSetting, Setting::getKey(), Setting::getNext(), lastSetting, Setting::setNext(), and Setting::setValue().

Referenced by loadSettings(), and Configuration::setString().

{
  Setting* cur = firstSetting;
  while(cur != NULL)
  {
    if(cur->getKey().compare(key) == 0)
    {
      cur->setValue(value);
      return;
    }
    cur = cur->getNext();
  }

  //setting not found, create new one and append to list
  cur = new Setting(key, value);
  if(firstSetting == NULL)
    firstSetting = cur;
  else
    lastSetting->setNext(cur);
  lastSetting = cur;
}