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/***************************************************************************
* Copyright (C) 2005 by *
* Jason Kivlighn (jkivlighn@gmail.com) *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
***************************************************************************/
#include "prepmethodcombobox.h"
#include <qlistbox.h>
#include <kdebug.h>
#include "backends/recipedb.h"
#include "datablocks/elementlist.h"
/** Completion object which allows completing completing items
* the last item in a comma-separated list
*/
class PrepMethodCompletion : public KCompletion
{
public:
PrepMethodCompletion() : KCompletion()
{}
virtual QString makeCompletion( const QString &string ) {
kdDebug()<<"original makeCompletion( "<<string<<" )"<<endl;
int comma_index = string.findRev(",");
QString completion_txt = string;
if ( comma_index != -1 )
completion_txt = completion_txt.right( completion_txt.length() - comma_index - 1 ).stripWhiteSpace();
if ( completion_txt.isEmpty() )
return string;
kdDebug()<<"altered makeCompletion( "<<completion_txt<<" )"<<endl;
completion_txt = KCompletion::makeCompletion(completion_txt);
kdDebug()<<"got: "<<completion_txt<<endl;
if ( completion_txt.isEmpty() )
completion_txt = string;
else if ( comma_index != -1 )
completion_txt = string.left( comma_index ) + "," + completion_txt;
kdDebug()<<"returning: "<<completion_txt<<endl;
return completion_txt;
}
};
PrepMethodComboBox::PrepMethodComboBox( bool b, QWidget *parent, RecipeDB *db, const QString &specialItem ) :
KComboBox( b, parent ),
database( db ), m_specialItem(specialItem)
{
setAutoDeleteCompletionObject(true);
setCompletionObject(new PrepMethodCompletion());
}
void PrepMethodComboBox::reload()
{
QString remember_text;
if ( editable() )
remember_text = lineEdit()->text();
ElementList prepMethodList;
database->loadPrepMethods( &prepMethodList );
clear();
prepMethodComboRows.clear();
int row = 0;
if ( !m_specialItem.isNull() ) {
insertItem(m_specialItem);
prepMethodComboRows.insert( row, -1 );
row++;
}
for ( ElementList::const_iterator it = prepMethodList.begin(); it != prepMethodList.end(); ++it, ++row ) {
insertItem((*it).name);
completionObject()->addItem((*it).name);
prepMethodComboRows.insert( row,(*it).id );
}
if ( editable() )
lineEdit()->setText( remember_text );
database->disconnect( this );
connect( database, SIGNAL( prepMethodCreated( const Element & ) ), SLOT( createPrepMethod( const Element & ) ) );
connect( database, SIGNAL( prepMethodRemoved( int ) ), SLOT( removePrepMethod( int ) ) );
}
int PrepMethodComboBox::id( int row )
{
return prepMethodComboRows[ row ];
}
int PrepMethodComboBox::id( const QString &ing )
{
for ( int i = 0; i < count(); i++ ) {
if ( ing == text( i ) )
return id(i);
}
kdDebug()<<"Warning: couldn't find the ID for "<<ing<<endl;
return -1;
}
void PrepMethodComboBox::createPrepMethod( const Element &element )
{
int row = findInsertionPoint( element.name );
QString remember_text;
if ( editable() )
remember_text = lineEdit()->text();
insertItem( element.name, row );
completionObject()->addItem(element.name);
if ( editable() )
lineEdit()->setText( remember_text );
//now update the map by pushing everything after this item down
QMap<int, int> new_map;
for ( QMap<int, int>::iterator it = prepMethodComboRows.begin(); it != prepMethodComboRows.end(); ++it ) {
if ( it.key() >= row ) {
new_map.insert( it.key() + 1, it.data() );
}
else
new_map.insert( it.key(), it.data() );
}
prepMethodComboRows = new_map;
prepMethodComboRows.insert( row, element.id );
}
void PrepMethodComboBox::removePrepMethod( int id )
{
int row = -1;
for ( QMap<int, int>::iterator it = prepMethodComboRows.begin(); it != prepMethodComboRows.end(); ++it ) {
if ( it.data() == id ) {
row = it.key();
completionObject()->removeItem( text(row) );
removeItem( row );
prepMethodComboRows.remove( it );
break;
}
}
if ( row == -1 )
return ;
//now update the map by pushing everything after this item up
QMap<int, int> new_map;
for ( QMap<int, int>::iterator it = prepMethodComboRows.begin(); it != prepMethodComboRows.end(); ++it ) {
if ( it.key() > row ) {
new_map.insert( it.key() - 1, it.data() );
}
else
new_map.insert( it.key(), it.data() );
}
prepMethodComboRows = new_map;
}
int PrepMethodComboBox::findInsertionPoint( const QString &name )
{
for ( int i = 0; i < count(); i++ ) {
if ( QString::localeAwareCompare( name, text( i ) ) < 0 )
return i;
}
return count();
}
void PrepMethodComboBox::setSelected( int prepID )
{
//do a reverse lookup on the row->id map
QMap<int, int>::const_iterator it;
for ( it = prepMethodComboRows.begin(); it != prepMethodComboRows.end(); ++it ) {
if ( it.data() == prepID ) {
setCurrentItem(it.key());
break;
}
}
}
#include "prepmethodcombobox.moc"
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