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/***************************************************************************
* Copyright (C) 2005 by Markus Brueffer <markus@brueffer.de> *
* *
* 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 Steet, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#include "equalizerpresetmanager.h"
#include <tqdom.h>
#include <tqfile.h>
#include <tqlayout.h>
#include <tqpushbutton.h>
#include <tqvbox.h>
#include <tdeapplication.h>
#include <kinputdialog.h>
#include <tdelistview.h>
#include <tdelocale.h>
#include <tdemessagebox.h>
#include <kstandarddirs.h> //locate()
EqualizerPresetManager::EqualizerPresetManager( TQWidget *parent, const char *name )
: KDialogBase( parent, name, true, i18n("Presets"), Ok | Cancel | Default, Ok, true )
{
TQWidget *mainWidget = new TQWidget( this );
setMainWidget( mainWidget );
TQHBoxLayout *mainLayout = new TQHBoxLayout( mainWidget, 0, spacingHint() );
m_presetsView = new TDEListView( mainWidget, "presetListView" );
m_presetsView->addColumn( i18n( "Presets" ) );
m_presetsView->setFullWidth( true );
connect(m_presetsView, TQT_SIGNAL( selectionChanged() ), TQT_SLOT( updateButtonState() ));
connect(m_presetsView, TQT_SIGNAL( doubleClicked ( TQListViewItem*, const TQPoint&, int ) ), TQT_SLOT( slotRename() ));
mainLayout->addWidget( m_presetsView );
TQVBoxLayout* buttonsLayout = new TQVBoxLayout( mainLayout );
m_renameBtn = new TQPushButton( i18n("&Rename"), mainWidget, "renameBtn" );
m_deleteBtn = new TQPushButton( i18n("&Delete"), mainWidget, "deleteBtn" );
buttonsLayout->addWidget( m_renameBtn );
buttonsLayout->addWidget( m_deleteBtn );
connect(m_renameBtn, TQT_SIGNAL( clicked() ), TQT_SLOT( slotRename() ));
connect(m_deleteBtn, TQT_SIGNAL( clicked() ), TQT_SLOT( slotDelete() ));
connect(this, TQT_SIGNAL( defaultClicked() ), TQT_SLOT( slotDefault() ));
TQSpacerItem* spacer = new TQSpacerItem( 20, 40, TQSizePolicy::Minimum, TQSizePolicy::Expanding );
buttonsLayout->addItem( spacer );
updateButtonState();
resize( TQSize(300, 250).expandedTo(minimumSizeHint()) );
}
EqualizerPresetManager::~EqualizerPresetManager()
{
}
void
EqualizerPresetManager::setPresets(TQMap< TQString, TQValueList<int> > presets)
{
if ( presets.empty() )
return;
m_presets = presets;
m_presetsView->clear();
TQMap< TQString, TQValueList<int> >::Iterator end = presets.end();
for ( TQMap< TQString, TQValueList<int> >::Iterator it = presets.begin(); it != end; ++it )
if ( it.key() != i18n( "Zero" ) && it.key() != i18n( "Manual" ) ) // Don't add 'Manual' and 'Zero'
new TDEListViewItem( m_presetsView, it.key() );
}
TQMap< TQString, TQValueList<int> >
EqualizerPresetManager::presets()
{
return m_presets;
}
void
EqualizerPresetManager::slotRename()
{
bool ok;
TQListViewItem* item = m_presetsView->selectedItem();
const TQString title = KInputDialog::getText( i18n("Rename Equalizer Preset"),
i18n("Enter new preset name:"), item->text(0), &ok, this);
if ( ok && item->text(0) != title ) {
// Check if the new preset title exists
if ( m_presets.find( title ) != m_presets.end() ) {
int button = KMessageBox::warningYesNo( this, i18n( "A preset with the name %1 already exists. Overwrite?" ).arg( title ) );
if ( button != KMessageBox::Yes )
return;
}
m_presets[ title ] = m_presets[ item->text(0)];
m_presets.remove( item->text(0) );
item->setText(0, title);
}
}
void
EqualizerPresetManager::slotDefault()
{
int button = KMessageBox::warningYesNo( this, i18n( "All presets will be deleted and defaults will be restored. Are you sure?" ) );
if ( button != KMessageBox::Yes )
return;
// Preserve the 'Manual' preset
TQValueList<int> manualGains = m_presets[ i18n("Manual") ];
// Delete all presets
m_presets.clear();
// Create predefined presets 'Zero' and 'Manual'
TQValueList<int> zeroGains;
zeroGains << 0 << 0 << 0 << 0 << 0 << 0 << 0 << 0 << 0 << 0;
m_presets[ i18n("Zero") ] = zeroGains;
m_presets[ i18n("Manual") ] = manualGains;
// Load the default presets
TQFile file( locate( "data", "amarok/data/equalizer_presets.xml" ) );
TQTextStream stream( &file );
stream.setEncoding( TQTextStream::UnicodeUTF8 );
TQDomDocument d;
if( !file.open( IO_ReadOnly ) || !d.setContent( stream.read() ) )
return;
TQDomNode n = d.namedItem( "equalizerpresets" ).namedItem("preset");
for( ; !n.isNull(); n = n.nextSibling() )
{
TQDomElement e = n.toElement();
TQString title = e.attribute( "name" );
TQValueList<int> gains;
gains << e.namedItem( "b0" ).toElement().text().toInt();
gains << e.namedItem( "b1" ).toElement().text().toInt();
gains << e.namedItem( "b2" ).toElement().text().toInt();
gains << e.namedItem( "b3" ).toElement().text().toInt();
gains << e.namedItem( "b4" ).toElement().text().toInt();
gains << e.namedItem( "b5" ).toElement().text().toInt();
gains << e.namedItem( "b6" ).toElement().text().toInt();
gains << e.namedItem( "b7" ).toElement().text().toInt();
gains << e.namedItem( "b8" ).toElement().text().toInt();
gains << e.namedItem( "b9" ).toElement().text().toInt();
m_presets[ title ] = gains;
}
file.close();
// Update listview
setPresets( m_presets );
}
void
EqualizerPresetManager::slotDelete()
{
TQListViewItem* item = m_presetsView->selectedItem();
m_presets.remove( item->text(0) );
delete item;
}
void
EqualizerPresetManager::updateButtonState()
{
bool selected = ( m_presetsView->selectedItem() != 0 );
m_deleteBtn->setEnabled( selected );
m_renameBtn->setEnabled( selected );
}
#include "equalizerpresetmanager.moc"
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