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kwin/clients/nitrogen/config/nitrogenexceptionlistdialog.cpp
Lucas Murray a92f204309 Import the Nitrogen window decoration AS IS from KDE-Look with 
permission from hpereiradacosta.

svn path=/trunk/KDE/kdebase/workspace/; revision=1014262
2009-08-22 08:24:06 +00:00

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// $Id: nitrogenexceptionlistdialog.cpp,v 1.9 2009/05/25 21:05:19 hpereira Exp $
/******************************************************************************
*
* Copyright (C) 2002 Hugo PEREIRA <mailto: hugo.pereira@free.fr>
*
* This 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 software 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
* software; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place, Suite 330, Boston, MA 02111-1307 USA
*
*
*******************************************************************************/
/*!
\file NitrogenExceptionListDialog.cpp
\brief Generic dialog with a FileInfo list
\author Hugo Pereira
\version $Revision: 1.9 $
\date $Date: 2009/05/25 21:05:19 $
*/
#include <QLayout>
#include <KLocale>
#include <KMessageBox>
#include "nitrogenexceptiondialog.h"
#include "nitrogenexceptionlistdialog.h"
#include "nitrogenexceptionlistdialog.moc"
//__________________________________________________________
namespace Nitrogen
{
//__________________________________________________________
NitrogenExceptionListDialog::NitrogenExceptionListDialog( QWidget* parent, NitrogenConfiguration default_configuration ):
KDialog( parent ),
default_configuration_( default_configuration )
{
// define buttons
setButtons( Ok|Cancel );
// main widget
QWidget* widget = new QWidget( this );
setMainWidget( widget );
// layout
QHBoxLayout* h_layout = new QHBoxLayout();
h_layout->setMargin(0);
h_layout->setSpacing(5);
widget->setLayout( h_layout );
// list
h_layout->addWidget( list_ = new QTreeView( widget ) );
_list().setAllColumnsShowFocus( true );
_list().setRootIsDecorated( false );
_list().setSortingEnabled( false );
_list().setModel( &_model() );
_list().sortByColumn( NitrogenExceptionModel::TYPE );
// button layout
QVBoxLayout* v_layout = new QVBoxLayout();
v_layout->setMargin(0);
v_layout->setSpacing(5);
h_layout->addLayout( v_layout );
KIconLoader* icon_loader = KIconLoader::global();
v_layout->addWidget( up_button_ = new KPushButton(
KIcon( "arrow-up", icon_loader ),
tr2i18n("Move &Up"), widget ) );
v_layout->addWidget( down_button_ = new KPushButton(
KIcon( "arrow-down", icon_loader ),
tr2i18n("Move &Down"), widget ) );
v_layout->addWidget( add_button_ = new KPushButton(
KIcon( "list-add", icon_loader ),
tr2i18n("&Add"), widget ) );
v_layout->addWidget( remove_button_ = new KPushButton(
KIcon( "list-remove", icon_loader ),
tr2i18n("&Remove"), widget ) );
v_layout->addWidget( edit_button_ = new KPushButton(
KIcon( "edit-rename", icon_loader ),
tr2i18n("&Edit"), widget ) );
v_layout->addStretch();
connect( add_button_, SIGNAL( clicked() ), SLOT( _add() ) );
connect( edit_button_, SIGNAL( clicked() ), SLOT( _edit() ) );
connect( remove_button_, SIGNAL( clicked() ), SLOT( _remove() ) );
connect( up_button_, SIGNAL( clicked() ), SLOT( _up() ) );
connect( down_button_, SIGNAL( clicked() ), SLOT( _down() ) );
connect( &_list(), SIGNAL( activated( const QModelIndex& ) ), SLOT( _edit() ) );
connect( &_list(), SIGNAL( clicked( const QModelIndex& ) ), SLOT( _toggle( const QModelIndex& ) ) );
connect( _list().selectionModel(), SIGNAL( selectionChanged(const QItemSelection &, const QItemSelection &) ), SLOT( _updateButtons() ) );
resize( 500, 250 );
_updateButtons();
_resizeColumns();
}
//__________________________________________________________
void NitrogenExceptionListDialog::setExceptions( const NitrogenExceptionList& exceptions )
{
_model().set( NitrogenExceptionModel::List( exceptions.begin(), exceptions.end() ) );
_resizeColumns();
}
//__________________________________________________________
NitrogenExceptionList NitrogenExceptionListDialog::exceptions( void ) const
{
NitrogenExceptionModel::List exceptions( _model().get() );
NitrogenExceptionList out;
for( NitrogenExceptionModel::List::const_iterator iter = exceptions.begin(); iter != exceptions.end(); iter++ )
{ out.push_back( *iter ); }
return out;
}
//__________________________________________________________
void NitrogenExceptionListDialog::_updateButtons( void )
{
bool has_selection( !_list().selectionModel()->selectedRows().empty() );
remove_button_->setEnabled( has_selection );
edit_button_->setEnabled( has_selection );
up_button_->setEnabled( has_selection && !_list().selectionModel()->isRowSelected( 0, QModelIndex() ) );
down_button_->setEnabled( has_selection && !_list().selectionModel()->isRowSelected( _model().rowCount()-1, QModelIndex() ) );
}
//_______________________________________________________
void NitrogenExceptionListDialog::_add( void )
{
// map dialog
NitrogenExceptionDialog dialog( this );
dialog.setException( default_configuration_ );
if( dialog.exec() == QDialog::Rejected ) return;
// retrieve exception and check
NitrogenException exception( dialog.exception() );
if( !_checkException( exception ) ) return;
// create new item
_model().add( exception );
// make sure item is selected
QModelIndex index( _model().index( exception ) );
if( index != _list().selectionModel()->currentIndex() )
{
_list().selectionModel()->select( index, QItemSelectionModel::Clear|QItemSelectionModel::Select|QItemSelectionModel::Rows );
_list().selectionModel()->setCurrentIndex( index, QItemSelectionModel::Current|QItemSelectionModel::Rows );
}
_resizeColumns();
return;
}
//_______________________________________________________
void NitrogenExceptionListDialog::_edit( void )
{
// retrieve selection
QModelIndex current( _list().selectionModel()->currentIndex() );
if( !current.isValid() ) return;
NitrogenException& exception( _model().get( current ) );
// create dialog
NitrogenExceptionDialog dialog( this );
dialog.setException( exception );
// map dialog
if( dialog.exec() == QDialog::Rejected ) return;
NitrogenException new_exception = dialog.exception();
if( !_checkException( new_exception ) ) return;
*&exception = new_exception;
_resizeColumns();
return;
}
//_______________________________________________________
void NitrogenExceptionListDialog::_remove( void )
{
// remove
_model().remove( _model().get( _list().selectionModel()->selectedRows() ) );
_resizeColumns();
return;
}
//_______________________________________________________
void NitrogenExceptionListDialog::_toggle( const QModelIndex& index )
{
if( !index.isValid() ) return;
if( index.column() != NitrogenExceptionModel::ENABLED ) return;
// get matching exception
NitrogenException& exception( _model().get( index ) );
exception.setEnabled( !exception.enabled() );
_model().add( exception );
}
//_______________________________________________________
void NitrogenExceptionListDialog::_up( void )
{
NitrogenExceptionModel::List selection( _model().get( _list().selectionModel()->selectedRows() ) );
if( selection.empty() ) { return; }
// retrieve selected indexes in list and store in model
QModelIndexList selected_indexes( _list().selectionModel()->selectedRows() );
NitrogenExceptionModel::List selected_exceptions( _model().get( selected_indexes ) );
NitrogenExceptionModel::List current_exceptions( _model().get() );
NitrogenExceptionModel::List new_exceptions;
for( NitrogenExceptionModel::List::const_iterator iter = current_exceptions.begin(); iter != current_exceptions.end(); iter++ )
{
// check if new list is not empty, current index is selected and last index is not.
// if yes, move.
if(
!( new_exceptions.empty() ||
selected_indexes.indexOf( _model().index( *iter ) ) == -1 ||
selected_indexes.indexOf( _model().index( new_exceptions.back() ) ) != -1
) )
{
NitrogenException last( new_exceptions.back() );
new_exceptions.pop_back();
new_exceptions.push_back( *iter );
new_exceptions.push_back( last );
} else new_exceptions.push_back( *iter );
}
_model().set( new_exceptions );
// restore selection
_list().selectionModel()->select( _model().index( selected_exceptions.front() ), QItemSelectionModel::Clear|QItemSelectionModel::Select|QItemSelectionModel::Rows );
for( NitrogenExceptionModel::List::const_iterator iter = selected_exceptions.begin(); iter != selected_exceptions.end(); iter++ )
{ _list().selectionModel()->select( _model().index( *iter ), QItemSelectionModel::Select|QItemSelectionModel::Rows ); }
return;
}
//_______________________________________________________
void NitrogenExceptionListDialog::_down( void )
{
NitrogenExceptionModel::List selection( _model().get( _list().selectionModel()->selectedRows() ) );
if( selection.empty() )
{ return; }
// retrieve selected indexes in list and store in model
QModelIndexList selected_indexes( _list().selectionModel()->selectedIndexes() );
NitrogenExceptionModel::List selected_exceptions( _model().get( selected_indexes ) );
NitrogenExceptionModel::List current_exceptions( _model().get() );
NitrogenExceptionModel::List new_exceptions;
for( NitrogenExceptionModel::List::reverse_iterator iter = current_exceptions.rbegin(); iter != current_exceptions.rend(); iter++ )
{
// check if new list is not empty, current index is selected and last index is not.
// if yes, move.
if(
!( new_exceptions.empty() ||
selected_indexes.indexOf( _model().index( *iter ) ) == -1 ||
selected_indexes.indexOf( _model().index( new_exceptions.back() ) ) != -1
) )
{
NitrogenException last( new_exceptions.back() );
new_exceptions.pop_back();
new_exceptions.push_back( *iter );
new_exceptions.push_back( last );
} else new_exceptions.push_back( *iter );
}
_model().set( NitrogenExceptionModel::List( new_exceptions.rbegin(), new_exceptions.rend() ) );
// restore selection
_list().selectionModel()->select( _model().index( selected_exceptions.front() ), QItemSelectionModel::Clear|QItemSelectionModel::Select|QItemSelectionModel::Rows );
for( NitrogenExceptionModel::List::const_iterator iter = selected_exceptions.begin(); iter != selected_exceptions.end(); iter++ )
{ _list().selectionModel()->select( _model().index( *iter ), QItemSelectionModel::Select|QItemSelectionModel::Rows ); }
return;
}
//_______________________________________________________
void NitrogenExceptionListDialog::_resizeColumns( void ) const
{
_list().resizeColumnToContents( NitrogenExceptionModel::ENABLED );
_list().resizeColumnToContents( NitrogenExceptionModel::TYPE );
_list().resizeColumnToContents( NitrogenExceptionModel::REGEXP );
}
//_______________________________________________________
bool NitrogenExceptionListDialog::_checkException( NitrogenException& exception )
{
while( !exception.regExp().isValid() )
{
KMessageBox::error( this, "Regular Expression syntax is incorrect" );
NitrogenExceptionDialog dialog( this );
dialog.setException( exception );
if( dialog.exec() == QDialog::Rejected ) return false;
exception = dialog.exception();
}
return true;
}
};
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