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// -*- C++ -*-
#include <klistview.h>
#include <tqpixmap.h>
#include <tqlayout.h>
#include <kglobalsettings.h>
#include <vector>
#include <apt-front/utils/range.h>
#ifndef EPT_EXTENDABLELIST_H
#define EPT_EXTENDABLELIST_H
namespace adept {
using namespace aptFront;
class ExtendableItem;
class ExtendableList;
class ItemExtender;
class ExtendableList : public TDEListView {
Q_OBJECT
public:
typedef bool(*ItemCompare)( const ExtendableItem *,
const ExtendableItem * );
ExtendableList( TQWidget *p = 0, const char *n = 0 );
virtual ~ExtendableList();
TQPixmap extendedIcon() { return m_extendedIcon; }
TQPixmap baseIcon() { return m_baseIcon; }
TQPixmap unextendableIcon() { return m_unextendableIcon; }
int extenderOffset( ExtendableItem *i );
void setExtenderHighlight( bool e ) { m_extenderHighlight = e; }
bool extenderHighlight() { return m_extenderHighlight; }
public slots:
void addExtender( ExtendableItem *i );
void removeExtender( ExtendableItem *i );
void updateExtender( ExtendableItem *i );
void delayedUpdateExtenders();
void updateExtenders();
void setToggleColumn( int c ) {
m_toggleColumn = c;
}
unsigned toggleColumn() { return m_toggleColumn; }
virtual void show();
virtual void clear();
utils::Range< ExtendableItem * > extenders() {
return utils::range( m_extenders.begin(), m_extenders.end() ); }
void openToplevel();
protected slots:
void processClick( TQListViewItem *, const TQPoint &, int );
signals:
void extendersChanged();
protected:
virtual void resizeEvent( TQResizeEvent * );
virtual void showEvent( TQShowEvent * );
virtual void keyPressEvent( TQKeyEvent * );
std::vector< ExtendableItem * > m_extenders;
TQPixmap m_extendedIcon;
TQPixmap m_baseIcon;
TQPixmap m_unextendableIcon;
int m_toggleColumn;
bool m_inDtor:1;
bool m_extenderUpdateScheduled:1;
bool m_needSort:1;
bool m_extenderHighlight:1;
};
class ExtendableItem : public TDEListViewItem {
public:
ExtendableItem( ExtendableList *l )
: TDEListViewItem( l ), m_extender( 0 ) {
}
ExtendableItem( ExtendableList *l, ExtendableItem *prev )
: TDEListViewItem( l, prev ), m_extender( 0 ) {
}
ExtendableItem( ExtendableItem *p, ExtendableItem *prev )
: TDEListViewItem( p, prev ), m_extender( 0 ) {
}
ExtendableItem( ExtendableItem *p )
: TDEListViewItem( p ), m_extender( 0 ) {
}
virtual void setup() {
TDEListViewItem::setup();
updateIcon();
}
void toggleExtender();
void hideExtender() {
if (extender())
toggleExtender();
}
void showExtender() {
if (!extender())
toggleExtender();
}
ItemExtender *extender() { return m_extender; }
static bool s_less( const ExtendableItem *a, const ExtendableItem *b );
ExtendableList *list();
virtual void updateIcon();
virtual void paintBranches( TQPainter *, const TQColorGroup &, int, int, int );
virtual ItemExtender *createExtender() = 0;
virtual bool extendable() const { return false; }
virtual bool less( const ExtendableItem * ) const = 0;
virtual int compare( TQListViewItem *other, int col, bool ascending ) const;
virtual ~ExtendableItem();
virtual void setHeight( int h ) { TDEListViewItem::setHeight( h ); }
protected:
ItemExtender *m_extender;
};
class ItemExtender : public TQWidget {
Q_OBJECT
public:
// ItemExtender( ExtendableItem *item );
ItemExtender( TQWidget *parent, const char *n )
: TQWidget( parent, n ), m_item( 0 )
{}
virtual void setItem( ExtendableItem *i ) {
m_item = i;
}
virtual void polish() {
setupColors();
}
ExtendableItem *item() {
return m_item;
}
void resize( int w, int h ) {
setUpdatesEnabled( false );
TQWidget::resize( w, h );
setUpdatesEnabled( true );
TQWidget::resize( w, layout()->minimumSize().height() );
}
void resize( const TQSize &s ) {
resize( s.width(), s.height() );
}
public slots:
void setupColors();
protected:
virtual void mouseReleaseEvent( TQMouseEvent *e ) {
e->accept();
} // throw away mouse clicks :-)
ExtendableItem *m_item;
};
}
#endif
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