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/* This file is part of the KDE project
Copyright (C) 2002 Heinrich Kuettler <heinrich.kuettler@gmx.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., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <tqlistbox.h>
#include <tqpainter.h>
#include <tdeapplication.h>
#include <kcombobox.h>
#include <tdeglobalsettings.h>
#include <tdetoolbar.h>
#include <kdebug.h>
#include "symbolaction.h"
/*
* The items for the SymbolCombos. *
*/
KFORMULA_NAMESPACE_BEGIN
class SymbolComboItem : public TQListBoxItem
{
public:
SymbolComboItem( const TQString&, const TQFont& , TQChar, TQComboBox* combo );
virtual ~SymbolComboItem();
virtual int width( const TQListBox* ) const;
virtual int height( const TQListBox* ) const;
protected:
virtual void paint( TQPainter *p );
private:
TQComboBox *m_combo;
TQString m_name;
TQFont m_font;
TQChar m_symbol;
static int widest;
};
int SymbolComboItem::widest = 0;
SymbolComboItem::SymbolComboItem( const TQString &name, const TQFont& font,
TQChar symbol, TQComboBox *combo )
: TQListBoxItem( combo->listBox() ),
m_combo( combo ),
m_name( name ),
m_font( font ),
m_symbol( symbol )
{
setText( name );
int charWidth = TQFontMetrics( m_font ).width( TQChar( m_symbol ) );
widest = TQMAX( widest, charWidth );
}
SymbolComboItem::~SymbolComboItem()
{
}
int SymbolComboItem::width( const TQListBox * /*lb*/ ) const
{
return widest + TQFontMetrics( TDEGlobalSettings::generalFont() ).width( text() ) + 12;
}
int SymbolComboItem::height( const TQListBox * /*lb*/ ) const
{
int generalHeight = TQFontMetrics( TDEGlobalSettings::generalFont() ).lineSpacing();
int fontHeight = TQFontMetrics( m_font ).lineSpacing();
return TQMAX( generalHeight, fontHeight ) + 2;
}
void SymbolComboItem::paint( TQPainter *p )
{
p->setFont( m_font );
TQFontMetrics fm( p->fontMetrics() );
p->drawText( 3, fm.ascent() + fm.leading() / 2,
TQString( "%1" ).arg( TQChar( m_symbol ) ) );
p->setFont( TDEGlobalSettings::generalFont() );
fm = p->fontMetrics();
p->drawText( widest + 6, height( m_combo->listBox() ) / 2 + fm.strikeOutPos(), m_name );
}
/*
* The symbol action *
*/
SymbolAction::SymbolAction( TQObject* parent, const char* name )
: TDESelectAction( parent, name )
{
setEditable( FALSE );
}
SymbolAction::SymbolAction( const TQString& text, const TDEShortcut& cut,
const TQObject* receiver, const char* slot,
TQObject* parent, const char* name )
: TDESelectAction( text, cut, receiver, slot, parent, name )
{
setEditable( FALSE );
}
int SymbolAction::plug( TQWidget* w, int index )
{
if (kapp && !kapp->authorizeTDEAction(name()))
return -1;
if ( w->inherits( "TDEToolBar" ) )
{
TDEToolBar* bar = static_cast<TDEToolBar*>( w );
int id_ = TDEAction::getToolButtonID();
KComboBox *cb = new KComboBox( bar );
connect( cb, TQT_SIGNAL( activated( const TQString & ) ),
TQT_SLOT( slotActivated( const TQString & ) ) );
cb->setEnabled( isEnabled() );
bar->insertWidget( id_, comboWidth(), cb, index );
cb->setMinimumWidth( cb->sizeHint().width() );
addContainer( bar, id_ );
connect( bar, TQT_SIGNAL( destroyed() ), this, TQT_SLOT( slotDestroyed() ) );
updateItems( containerCount() - 1 );
return containerCount() - 1;
}
else return TDESelectAction::plug( w, index );
}
void SymbolAction::setSymbols( const TQStringList &names,
const TQFont& font,
const TQMemArray<TQChar>& chars )
{
m_chars = chars;
m_font = font;
setItems( names );
int len = containerCount();
for ( int i = 0; i < len; ++i )
updateItems( i );
}
void SymbolAction::updateItems( int id )
{
TQWidget *w = container( id );
if ( w->inherits( "TDEToolBar" ) ) {
TQWidget *r = static_cast<TDEToolBar*>( w )->getWidget( itemId( id ) );
if ( r->inherits( TQCOMBOBOX_OBJECT_NAME_STRING ) ) {
TQComboBox *cb = static_cast<TQComboBox*>( r );
cb->clear();
for( uint i = 0; i < items().count(); ++i ) {
new SymbolComboItem( *items().at( i ), m_font, m_chars.at( i ), cb );
}
cb->setMinimumWidth( cb->sizeHint().width() );
}
}
}
KFORMULA_NAMESPACE_END
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