1 files changed, 301 insertions, 0 deletions
diff --git a/korn/keditlistboxman.cpp b/korn/keditlistboxman.cpp
new file mode 100644
index 00000000..43cce831
--- /dev/null
+++ b/korn/keditlistboxman.cpp
@@ -0,0 +1,301 @@
+/*
+ * Copyright (C) 2004, Mart Kelder (mart.kde@hccnet.nl)
+ *
+ * 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.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include "keditlistboxman.h"
+
+#include <kconfig.h>
+#include <kdebug.h>
+
+#include <qmap.h>
+#include <qstring.h>
+
+KEditListBoxManager::KEditListBoxManager(	QWidget *parent, const char *name,
+						bool checkAtEntering, int buttons )
+	: KEditListBox( parent, name, checkAtEntering, buttons ),
+	_config( 0 ),
+	_groupName( 0 ),
+	_subGroupName( 0 ),
+	_prevCount( 0 )
+{
+	init();
+}
+
+KEditListBoxManager::KEditListBoxManager(	const QString& title, QWidget *parent,
+						const char *name, bool checkAtEntering,
+						int buttons)
+	: KEditListBox( title, parent, name, checkAtEntering, buttons ),
+	_config( 0 ),
+	_groupName( 0 ),
+	_subGroupName( 0 ),
+	_prevCount( 0 )
+{
+	init();
+}
+
+KEditListBoxManager::KEditListBoxManager(	const QString& title,
+						const KEditListBox::CustomEditor &customEditor,
+						QWidget *parent, const char *name,
+						bool checkAtEntering, int buttons )
+	: KEditListBox( title, customEditor, parent, name, checkAtEntering, buttons ),
+	_config( 0 ),
+	_groupName( 0 ),
+	_subGroupName( 0 ),
+	_prevCount( 0 )
+{
+	init();
+}
+
+KEditListBoxManager::~KEditListBoxManager()
+{
+	delete _groupName;
+}
+
+void KEditListBoxManager::setConfig( KConfig* config )
+{
+	_config = config;
+	if( _groupName )
+		readNames();
+}
+
+void KEditListBoxManager::setGroupName( const QString& name )
+{
+	if( _groupName )
+		*_groupName = name;
+	else
+		_groupName = new QString( name );
+	
+	if( _config )
+		readNames();
+}
+
+void KEditListBoxManager::setSubGroupName( const QString& name )
+{
+	if( _subGroupName )
+		*_subGroupName = name;
+	else
+		_subGroupName = new QString( name );
+		
+	if( _config && _groupName )
+		readNames();
+}
+
+void KEditListBoxManager::init()
+{
+	connect( this, SIGNAL( changed() ), this, SLOT( slotChanged() ) );
+	connect( this, SIGNAL( added( const QString& ) ), this, SLOT( slotAdded( const QString& ) ) );
+	connect( this, SIGNAL( removed( const QString& ) ), this, SLOT( slotRemoved( const QString& ) ) );
+	
+	connect( this->listBox(), SIGNAL( doubleClicked( QListBoxItem * ) ), this, SLOT( slotActivated( QListBoxItem * ) ) );
+	connect( this->listBox(), SIGNAL( returnPressed( QListBoxItem * ) ), this, SLOT( slotActivated( QListBoxItem * ) ) );
+}
+
+void KEditListBoxManager::readNames()
+{
+	int number = 0;
+	
+	this->clear();
+	while( _config->hasGroup( _groupName->arg( number ) ) )
+	{
+		_config->setGroup( _groupName->arg( number ) );
+		this->insertItem( _config->readEntry( "name", QString::null ) );
+		++number;
+	}
+
+	_prevCount = this->count();
+}
+
+void KEditListBoxManager::slotChanged()
+{
+	/* Three thing could be hapened:
+	 * 1. the text is changed;
+	 * 2. the item has moved up;
+	 * 3. the item has moved down.
+	 */
+
+	//_prevCount is invariant under all of these operation
+	//if _prevCount is changed, is wasn't one of those operations.
+	
+	if( _prevCount != this->count() )
+		return;
+
+	 if( !_config || !_groupName )
+	 	return;
+	
+	//First check if the item was moved up
+	
+	_config->setGroup( _groupName->arg( this->currentItem() ) );
+	
+	if( this->currentItem() > 0 && this->text( this->currentItem() - 1 ) == _config->readEntry( "name", QString::null ) )
+		changeItem( this->currentItem() - 1, this->currentItem() ); //moved down
+	else if( this->currentItem() < this->count() - 1 &&
+		 this->text( this->currentItem() + 1 ) == _config->readEntry( "name", QString::null ) )
+		changeItem( this->currentItem(), this->currentItem() + 1 );  //moved up
+	else if( this->currentText() != _config->readEntry( "name", QString::null ) )
+		changedText(); //changed
+}
+
+void KEditListBoxManager::slotAdded( const QString& name )
+{
+	//Update _prevCount
+	_prevCount = this->count();
+	
+	if( !_config || !_groupName )
+	 	return;
+		
+	int number = 0;
+	while( _config->hasGroup( _groupName->arg( number ) ) )
+		++number;
+		
+	_config->setGroup( _groupName->arg( number ) );
+	_config->writeEntry( "name", name );
+	
+	emit setDefaults( name, number, _config );
+}
+
+void KEditListBoxManager::slotRemoved( const QString& name )
+{
+	//Update prevCount
+	_prevCount = this->count();
+
+	if( !_config || !_groupName )
+	 	return;
+		
+	//First: search the item number.
+	int number = 0;
+	int subnumber = 0;
+	while( true )
+	{
+		if( !_config->hasGroup( _groupName->arg( number ) ) )
+		{
+			number = -1; //not found
+			break;
+		}
+		_config->setGroup( _groupName->arg( number ) );
+		if( name == _config->readEntry( "name", QString::null ) )
+			break; //found
+		
+		++number; //Try next group
+	}
+	
+	if( number < 0 ) //failure
+		return; //do nothing
+	
+	_config->deleteGroup( _groupName->arg( number ), true, false );
+	emit elementDeleted( number );
+	while( _subGroupName && _config->hasGroup( _subGroupName->arg( number ).arg( subnumber ) ) )
+	{
+		_config->deleteGroup( _subGroupName->arg( number ).arg( subnumber ) );
+		++subnumber;
+	}
+	
+	//rotate groups
+	while( _config->hasGroup( _groupName->arg( number + 1 ) ) )
+	{
+		moveItem( number + 1, number );	
+	
+		++number;
+	}
+}
+
+void KEditListBoxManager::slotActivated( QListBoxItem* item )
+{
+	if( item )
+		emit activated( item->text() );
+}
+
+void KEditListBoxManager::moveItem( int src, int dest )
+{
+	QMap<QString, QString> *srcList = new QMap<QString, QString >;
+	QMap<QString, QString>::iterator it;
+	int subnumber = 0;
+
+	*srcList = _config->entryMap( _groupName->arg( src ) );
+	_config->deleteGroup( _groupName->arg( src ) );
+	
+	_config->setGroup( _groupName->arg( dest ) );
+	for( it = srcList->begin(); it != srcList->end(); ++it )
+		_config->writeEntry( it.key(), it.data() );
+		
+	while( _subGroupName && _config->hasGroup( _subGroupName->arg( src ).arg( subnumber ) ) )
+	{
+		_config->deleteGroup( _subGroupName->arg( dest ).arg( subnumber ) );
+		_config->setGroup( _subGroupName->arg( dest ).arg( subnumber ) );
+		for( it = srcList->begin(); it != srcList->end(); ++it )
+			_config->writeEntry( it.key(), it.data() );
+			
+		++subnumber;
+	}
+
+	emit elementsSwapped( src, dest );
+		
+	delete srcList;
+}
+
+void KEditListBoxManager::changeItem( int first, int last )
+{
+	QMap<QString, QString> *firstList = new QMap<QString, QString >;
+	QMap<QString, QString> *lastList = new QMap<QString, QString >;
+	QMap<QString, QString>::iterator it;
+	int subnumber = 0;
+
+	*firstList = _config->entryMap( _groupName->arg( first ) );
+	*lastList = _config->entryMap( _groupName->arg( last ) );
+	_config->deleteGroup( _groupName->arg( first ) );
+	_config->deleteGroup( _groupName->arg( last ) );
+	
+	_config->setGroup( _groupName->arg( last ) );
+	for( it = firstList->begin(); it != firstList->end(); ++it )
+		_config->writeEntry( it.key(), it.data() );
+		
+	_config->setGroup( _groupName->arg( first ) );
+	for( it = lastList->begin(); it != lastList->end(); ++it )
+		_config->writeEntry( it.key(), it.data() );
+	
+	while( _subGroupName && (
+		_config->hasGroup( _subGroupName->arg( first ).arg( subnumber ) ) ||
+		_config->hasGroup( _subGroupName->arg( last ).arg( subnumber ) ) ) )
+	{
+		*firstList = _config->entryMap( _subGroupName->arg( first ).arg( subnumber ) );
+		*lastList = _config->entryMap( _subGroupName->arg( last ).arg( subnumber ) );
+		_config->deleteGroup( _subGroupName->arg( first ).arg( subnumber ) );
+		_config->deleteGroup( _subGroupName->arg( last ).arg( subnumber ) );
+		
+		_config->setGroup( _subGroupName->arg( last ).arg( subnumber ) );
+		for( it = firstList->begin(); it != firstList->end(); ++it )
+			_config->writeEntry( it.key(), it.data() );
+		
+		_config->setGroup( _subGroupName->arg( first ).arg( subnumber ) );
+		for( it = lastList->begin(); it != lastList->end(); ++it )
+			_config->writeEntry( it.key(), it.data() );
+	
+		++subnumber;
+	}
+
+	emit elementsSwapped( first, last );
+		
+	delete firstList;
+	delete lastList;
+}
+
+void KEditListBoxManager::changedText()
+{
+	_config->setGroup( _groupName->arg( this->currentItem() ) );
+	_config->writeEntry( "name", this->currentText() );
+}
+
+#include "keditlistboxman.moc"