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/* This file is part of the KDE project
Copyright (c) 2004 David Faure <faure@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef KOLISTSTYLESTACK_H
#define KOLISTSTYLESTACK_H
#include <tqdom.h>
#include <tqvaluestack.h>
/**
* This class implements the list styles currently active at a given point.
* Unlike KoStyleStack, this is NOT an inheritance stack.
* The list-style stack contains one item per list level at any given point.
* For instance inside \<ul\>\<li\>\<ul\>\<li\> (in html terms), it will have 2 items.
*
* @author David Faure <faure@kde.org>
*/
class KoListStyleStack
{
public:
KoListStyleStack();
~KoListStyleStack();
/**
* Removes the style on top of the stack.
*/
void pop();
/**
* Pushes the new list-style onto the stack.
*/
void push( const TQDomElement& style );
/// @return true if we're inside a list (i.e. the stack isn't empty)
bool hasListStyle() const { return !m_stack.isEmpty(); }
/// @return currenty applicable list style, i.e. the one on top of the stack
/// Most list-level properties are the attributes of that element.
TQDomElement currentListStyle() const;
/**
* @return the style:list-level-properties for the currenty applicable list style.
* The list-level properties that are only "style" information,
* like text:min-label-width, text:space-before, and style:font-name
* are the attributes of that element.
*/
TQDomElement currentListStyleProperties() const;
/**
* @return the style:text-properties for the currenty applicable list style.
*/
TQDomElement currentListStyleTextProperties() const;
/**
* Set the initial level of the list, i.e. of item at the bottom of the stack.
* This is used when a level is explicitely specified in the
* [un]ordered-list tag (OASIS extension)
*/
void setInitialLevel( int initialLevel );
/// @return initial level
int initialLevel() const { return m_initialLevel; }
/// @return current list level
int level() const { return m_initialLevel + m_stack.count(); }
private:
TQValueStack<TQDomElement> m_stack;
int m_initialLevel;
};
#endif /* KOLISTSTYLESTACK_H */
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