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/* This file is part of the KDE project
Copyright (C) 2006 David Nolden <david.nolden.kdevelop@art-master.de>
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., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#ifndef FANCYLISTVIEWITEM
#define FANCYLISTVIEWITEM
#include <qvaluevector.h>
#include <qpainter.h>
#include <qfont.h>
#include <qlistview.h>
#include <klistview.h>
class TextPaintStyleStore {
public:
class Item {
public:
QFont font;
QColor color;
QColor background;
Item(const QFont& f = QFont(), const QColor& c = QColor(), const QColor b = QColor() ) : font(f), color(c), background(b) {
}
bool bgValid() {
return background.isValid();
}
bool colValid() {
return color.isValid();
}
};
typedef QMap<int, Item> Store ;
TextPaintStyleStore( QFont defaultFont=QFont() ) {
m_styles.insert( 0, Item( defaultFont ) );
}
Item& getStyle( int num ) {
Store::Iterator it = m_styles.find( num );
if( it != m_styles.end() ) return *it;
return m_styles[0];
}
void addStyle( int num, Item& style ) {
m_styles[num] = style;
}
void addStyle( int num, const QFont& font ) {
m_styles[num] = Item( font );
}
bool hasStyle( int num ) {
Store::Iterator it = m_styles.find( num );
return ( it != m_styles.end() );
}
private:
Store m_styles;
};
class TextPaintItem {
public:
struct Item {
QString text;
int style;
Item( const QString& t = "", int st = 0 ) : text(t), style(st) {
}
};
typedef QValueList<Item> Chain;
Chain& items() {
return m_chain;
}
TextPaintItem(const QString& text="") {
addItem( text );
}
Item& addItem(const QString& item, int style = 0) {
m_chain.append( Item(item, style) );
return m_chain.back();
}
void clear() {
m_chain.clear();
}
operator QString () const {
QString ret;
Chain::const_iterator it = m_chain.begin();
while(it != m_chain.end()) {
ret += (*it).text;
++it;
}
return ret;
}
private:
Chain m_chain;
};
///does not support multiple column, a "column" represents a part of the real first column
///KListViewItem is only needed for the background-color
class FancyListViewItem : public KListViewItem
{
public:
FancyListViewItem(TextPaintStyleStore& styles, QListView *parent, const QString &label1, const QString &label2="") : KListViewItem(parent, label1, label2), m_styles(styles) {
init(label1, label2);
}
FancyListViewItem(TextPaintStyleStore& styles, QListViewItem *parent, const QString &label1, const QString &label2="") : KListViewItem(parent, label1, label2), m_styles(styles) {
init(label1, label2);
}
virtual void paintCell(QPainter *painter, const QColorGroup &cg, int column, int width, int align);
virtual int width(const QFontMetrics &fm, const QListView *lv, int column);
virtual void setText ( int column, const QString & text );
virtual QString text(int column) const;
inline void clear() {
m_items.clear();
}
inline TextPaintItem& item(int column = 0) {
if(m_items.isEmpty()) {
m_items.append( TextPaintItem() );
}
return m_items[column];
}
void setItem(int column, TextPaintItem item);
private:
virtual QColor backgroundColor(int col);
void init(const QString& label1, const QString& label2);
int textWidth(const QFont& font, const QString& text);
QValueVector<TextPaintItem> m_items;
protected:
TextPaintStyleStore& m_styles;
};
#endif
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