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- /************************************************************************
- filename: CEGUIXMLAttributes.h
- created: Sat Mar 12 2005
- author: Paul D Turner
- *************************************************************************/
- /*************************************************************************
- Crazy Eddie's GUI System (http://www.cegui.org.uk)
- Copyright (C)2004 - 2005 Paul D Turner (paul@cegui.org.uk)
-
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- This library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with this library; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *************************************************************************/
- #ifndef _CEGUIXMLAttributes_h_
- #define _CEGUIXMLAttributes_h_
-
- #include "CEGUIBase.h"
- #include "CEGUIString.h"
- #include <map>
-
- #if defined(_MSC_VER)
- # pragma warning(push)
- # pragma warning(disable : 4251)
- #endif
-
- // Start of CEGUI namespace section
- namespace CEGUI
- {
- /*!
- \brief
- Class representing a block of attributes associated with an XML element.
- */
- class CEGUIEXPORT XMLAttributes
- {
- public:
- /*!
- \brief
- XMLAttributes constructor.
- */
- XMLAttributes(void);
-
- /*!
- \brief
- XMLAttributes Destructor
- */
- virtual ~XMLAttributes(void);
-
- /*!
- \brief
- Adds an attribute to the attribute block. If the attribute value already exists, it is replaced with
- the new value.
-
- \param attrName
- String object holding the name of the attribute to be added.
-
- \param attrValue
- String object holding a string representation of the attribute value.
-
- \return
- Nothing.
- */
- void add(const String& attrName, const String& attrValue);
-
- /*!
- \brief
- Removes an attribute from the attribute block.
-
- \param attrName
- String object holding the name of the attribute to be removed.
-
- \return
- Nothing.
- */
- void remove(const String& attrName);
-
- /*!
- \brief
- Return whether the named attribute exists within the attribute block.
-
- \param attrName
- String object holding the name of the attribute to be checked.
-
- \return
- - true if an attribute with the name \a attrName is present in the attribute block.
- - false if no attribute named \a attrName is present in the attribute block.
- */
- bool exists(const String& attrName) const;
-
- /*!
- \brief
- Return the number of attributes in the attribute block.
-
- \return
- value specifying the number of attributes in this attribute block.
- */
- size_t getCount(void) const;
-
- /*!
- \brief
- Return the name of an attribute based upon its index within the attribute block.
-
- \note
- Nothing is specified about the order of elements within the attribute block. Elements
- may not, for example, appear in the order they were specified in the XML file.
-
- \param index
- zero based index of the attribute whos name is to be returned.
-
- \return
- String object holding the name of the attribute at the requested index.
-
- \exception IllegalRequestException thrown if \a index is out of range for this attribute block.
- */
- const String& getName(size_t index) const;
-
- /*!
- \brief
- Return the value string of an attribute based upon its index within the attribute block.
-
- \note
- Nothing is specified about the order of elements within the attribute block. Elements
- may not, for example, appear in the order they were specified in the XML file.
-
- \param index
- zero based index of the attribute whos value string is to be returned.
-
- \return
- String object holding the string value of the attribute at the requested index.
-
- \exception IllegalRequestException thrown if \a index is out of range for this attribute block.
- */
- const String& getValue(size_t index) const;
-
- /*!
- \brief
- Return the value string for attribute \a attrName.
-
- \param attrName
- String object holding the name of the attribute whos value string is to be returned
-
- \return
- String object hilding the value string for attribute \a attrName.
-
- \exception UnknownObjectException thrown if no attribute named \a attrName is present in the attribute block.
- */
- const String& getValue(const String& attrName) const;
-
- /*!
- \brief
- Return the value of attribute \a attrName as a string.
-
- \param attrName
- String object holding the name of the attribute whos value is to be returned.
-
- \param def
- String object holding the default value to be returned if \a attrName does not exist in the attribute block.
- For some parsers, defaults can be gotten from schemas and such like, though for others this may not be desired
- or possible, so this parameter is used to ensure a default is available in the abscence of other mechanisms.
-
- \return
- String object containing the value of attribute \a attrName if present, or \a def if not.
- */
- const String& getValueAsString(const String& attrName, const String& def = "") const;
-
- /*!
- \brief
- Return the value of attribute \a attrName as a boolean value.
-
- \param attrName
- String object holding the name of the attribute whos value is to be returned.
-
- \param def
- bool value specifying the default value to be returned if \a attrName does not exist in the attribute block.
- For some parsers, defaults can be gotten from schemas and such like, though for others this may not be desired
- or possible, so this parameter is used to ensure a default is available in the abscence of other mechanisms.
-
- \return
- bool value equal to the value of attribute \a attrName if present, or \a def if not.
-
- \exception IllegalRequestException thrown if the attribute value string coul dnot be converted to the requested type.
- */
- bool getValueAsBool(const String& attrName, bool def = false) const;
-
- /*!
- \brief
- Return the value of attribute \a attrName as a integer value.
-
- \param attrName
- String object holding the name of the attribute whos value is to be returned.
-
- \param def
- integer value specifying the default value to be returned if \a attrName does not exist in the attribute block.
- For some parsers, defaults can be gotten from schemas and such like, though for others this may not be desired
- or possible, so this parameter is used to ensure a default is available in the abscence of other mechanisms.
-
- \return
- integer value equal to the value of attribute \a attrName if present, or \a def if not.
-
- \exception IllegalRequestException thrown if the attribute value string coul dnot be converted to the requested type.
- */
- int getValueAsInteger(const String& attrName, int def = 0) const;
-
- /*!
- \brief
- Return the value of attribute \a attrName as a floating point value.
-
- \param attrName
- String object holding the name of the attribute whos value is to be returned.
-
- \param def
- float value specifying the default value to be returned if \a attrName does not exist in the attribute block.
- For some parsers, defaults can be gotten from schemas and such like, though for others this may not be desired
- or possible, so this parameter is used to ensure a default is available in the abscence of other mechanisms.
-
- \return
- float value equal to the value of attribute \a attrName if present, or \a def if not.
-
- \exception IllegalRequestException thrown if the attribute value string coul dnot be converted to the requested type.
- */
- float getValueAsFloat(const String& attrName, float def = 0.0f) const;
-
- protected:
- typedef std::map<String, String> AttributeMap;
- AttributeMap d_attrs;
- };
-
- } // End of CEGUI namespace section
-
-
- #if defined(_MSC_VER)
- # pragma warning(pop)
- #endif
-
- #endif // end of guard _CEGUIXMLAttributes_h_
-