kwin/clients/oxygen/config/oxygenexceptionlistwidget.cpp
2012-11-15 07:52:49 +01:00

356 lines
13 KiB
C++

//////////////////////////////////////////////////////////////////////////////
// oxygenexceptionlistwidget.cpp
// -------------------
//
// Copyright (c) 2009 Hugo Pereira Da Costa <hugo.pereira@free.fr>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//////////////////////////////////////////////////////////////////////////////
#include "oxygenexceptionlistwidget.h"
#include "oxygenexceptionlistwidget.moc"
#include "oxygenexceptiondialog.h"
#include <QtCore/QPointer>
#include <KLocale>
#include <KMessageBox>
//__________________________________________________________
namespace Oxygen
{
//__________________________________________________________
ExceptionListWidget::ExceptionListWidget( QWidget* parent, Configuration defaultConfiguration ):
QWidget( parent ),
_defaultConfiguration( defaultConfiguration )
{
//! ui
ui.setupUi( this );
// list
ui.exceptionListView->setAllColumnsShowFocus( true );
ui.exceptionListView->setRootIsDecorated( false );
ui.exceptionListView->setSortingEnabled( false );
ui.exceptionListView->setModel( &model() );
ui.exceptionListView->sortByColumn( ExceptionModel::TYPE );
ui.exceptionListView->setSizePolicy( QSizePolicy( QSizePolicy::MinimumExpanding, QSizePolicy::Ignored ) );
KIconLoader* icon_loader = KIconLoader::global();
ui.moveUpButton->setIcon( KIcon( "arrow-up", icon_loader ) );
ui.moveDownButton->setIcon( KIcon( "arrow-down", icon_loader ) );
ui.addButton->setIcon( KIcon( "list-add", icon_loader ) );
ui.removeButton->setIcon( KIcon( "list-remove", icon_loader ) );
ui.editButton->setIcon( KIcon( "edit-rename", icon_loader ) );
connect( ui.addButton, SIGNAL(clicked()), SLOT(add()) );
connect( ui.editButton, SIGNAL(clicked()), SLOT(edit()) );
connect( ui.removeButton, SIGNAL(clicked()), SLOT(remove()) );
connect( ui.moveUpButton, SIGNAL(clicked()), SLOT(up()) );
connect( ui.moveDownButton, SIGNAL(clicked()), SLOT(down()) );
connect( ui.exceptionListView, SIGNAL(activated(QModelIndex)), SLOT(edit()) );
connect( ui.exceptionListView, SIGNAL(clicked(QModelIndex)), SLOT(toggle(QModelIndex)) );
connect( ui.exceptionListView->selectionModel(), SIGNAL(selectionChanged(QItemSelection,QItemSelection)), SLOT(updateButtons()) );
updateButtons();
resizeColumns();
}
//__________________________________________________________
void ExceptionListWidget::setExceptions( const ExceptionList& exceptions )
{
model().set( exceptions );
resizeColumns();
}
//__________________________________________________________
ExceptionList ExceptionListWidget::exceptions( void ) const
{
ExceptionModel::List exceptions( model().get() );
ExceptionList out;
for( ExceptionModel::List::const_iterator iter = exceptions.constBegin(); iter != exceptions.constEnd(); ++iter )
{ out.push_back( *iter ); }
return out;
}
//__________________________________________________________
void ExceptionListWidget::updateButtons( void )
{
bool hasSelection( !ui.exceptionListView->selectionModel()->selectedRows().empty() );
ui.removeButton->setEnabled( hasSelection );
ui.editButton->setEnabled( hasSelection );
ui.moveUpButton->setEnabled( hasSelection && !ui.exceptionListView->selectionModel()->isRowSelected( 0, QModelIndex() ) );
ui.moveDownButton->setEnabled( hasSelection && !ui.exceptionListView->selectionModel()->isRowSelected( model().rowCount()-1, QModelIndex() ) );
}
//_______________________________________________________
void ExceptionListWidget::add( void )
{
// map dialog
QPointer<ExceptionDialog> dialog = new ExceptionDialog( this );
dialog->setException( _defaultConfiguration );
// run dialog and check existence
if( dialog->exec() == QDialog::Rejected )
{
delete dialog;
return;
}
// check dialog
if( !dialog ) return;
// retrieve exception and check
Exception exception( dialog->exception() );
delete dialog;
// check exceptions
if( !checkException( exception ) ) return;
// create new item
model().add( exception );
// make sure item is selected
QModelIndex index( model().index( exception ) );
if( index != ui.exceptionListView->selectionModel()->currentIndex() )
{
ui.exceptionListView->selectionModel()->select( index, QItemSelectionModel::Clear|QItemSelectionModel::Select|QItemSelectionModel::Rows );
ui.exceptionListView->selectionModel()->setCurrentIndex( index, QItemSelectionModel::Current|QItemSelectionModel::Rows );
}
resizeColumns();
emit changed();
return;
}
//_______________________________________________________
void ExceptionListWidget::edit( void )
{
// retrieve selection
QModelIndex current( ui.exceptionListView->selectionModel()->currentIndex() );
if( ! model().contains( current ) ) return;
Exception& exception( model().get( current ) );
// create dialog
QPointer<ExceptionDialog> dialog( new ExceptionDialog( this ) );
dialog->setException( exception );
// map dialog
if( dialog->exec() == QDialog::Rejected )
{
delete dialog;
return;
}
// check dialog
if( !dialog ) return;
// retrieve exception
Exception newException = dialog->exception();
delete dialog;
// check if exception was changed
if( exception == newException ) return;
// check new exception validity
if( !checkException( newException ) ) return;
// asign new exception
*&exception = newException;
resizeColumns();
emit changed();
return;
}
//_______________________________________________________
void ExceptionListWidget::remove( void )
{
// should use a konfirmation dialog
if( KMessageBox::questionYesNo( this, i18n("Remove selected exception?") ) == KMessageBox::No ) return;
// remove
model().remove( model().get( ui.exceptionListView->selectionModel()->selectedRows() ) );
resizeColumns();
updateButtons();
emit changed();
return;
}
//_______________________________________________________
void ExceptionListWidget::toggle( const QModelIndex& index )
{
if( !model().contains( index ) ) return;
if( index.column() != ExceptionModel::ENABLED ) return;
// get matching exception
Exception& exception( model().get( index ) );
exception.setEnabled( !exception.enabled() );
model().add( exception );
emit changed();
return;
}
//_______________________________________________________
void ExceptionListWidget::up( void )
{
ExceptionModel::List selection( model().get( ui.exceptionListView->selectionModel()->selectedRows() ) );
if( selection.empty() ) { return; }
// retrieve selected indexes in list and store in model
QModelIndexList selectedIndices( ui.exceptionListView->selectionModel()->selectedRows() );
ExceptionModel::List selectedExceptions( model().get( selectedIndices ) );
ExceptionModel::List currentException( model().get() );
ExceptionModel::List newExceptions;
for( ExceptionModel::List::const_iterator iter = currentException.constBegin(); iter != currentException.constEnd(); ++iter )
{
// check if new list is not empty, current index is selected and last index is not.
// if yes, move.
if(
!( newExceptions.empty() ||
selectedIndices.indexOf( model().index( *iter ) ) == -1 ||
selectedIndices.indexOf( model().index( newExceptions.back() ) ) != -1
) )
{
Exception last( newExceptions.back() );
newExceptions.removeLast();
newExceptions.append( *iter );
newExceptions.append( last );
} else newExceptions.append( *iter );
}
model().set( newExceptions );
// restore selection
ui.exceptionListView->selectionModel()->select( model().index( selectedExceptions.front() ), QItemSelectionModel::Clear|QItemSelectionModel::Select|QItemSelectionModel::Rows );
for( ExceptionModel::List::const_iterator iter = selectedExceptions.constBegin(); iter != selectedExceptions.constEnd(); ++iter )
{ ui.exceptionListView->selectionModel()->select( model().index( *iter ), QItemSelectionModel::Select|QItemSelectionModel::Rows ); }
emit changed();
return;
}
//_______________________________________________________
void ExceptionListWidget::down( void )
{
ExceptionModel::List selection( model().get( ui.exceptionListView->selectionModel()->selectedRows() ) );
if( selection.empty() )
{ return; }
// retrieve selected indexes in list and store in model
QModelIndexList selectedIndices( ui.exceptionListView->selectionModel()->selectedIndexes() );
ExceptionModel::List selectedExceptions( model().get( selectedIndices ) );
ExceptionModel::List currentExceptions( model().get() );
ExceptionModel::List newExceptions;
ExceptionModel::ListIterator iter( currentExceptions );
iter.toBack();
while( iter.hasPrevious() )
{
const Exception& current( iter.previous() );
// check if new list is not empty, current index is selected and last index is not.
// if yes, move.
if(
!( newExceptions.empty() ||
selectedIndices.indexOf( model().index( current ) ) == -1 ||
selectedIndices.indexOf( model().index( newExceptions.front() ) ) != -1
) )
{
Exception first( newExceptions.front() );
newExceptions.removeFirst();
newExceptions.prepend( current );
newExceptions.prepend( first );
} else newExceptions.prepend( current );
}
model().set( newExceptions );
// restore selection
ui.exceptionListView->selectionModel()->select( model().index( selectedExceptions.front() ), QItemSelectionModel::Clear|QItemSelectionModel::Select|QItemSelectionModel::Rows );
for( ExceptionModel::List::const_iterator iter = selectedExceptions.constBegin(); iter != selectedExceptions.constEnd(); ++iter )
{ ui.exceptionListView->selectionModel()->select( model().index( *iter ), QItemSelectionModel::Select|QItemSelectionModel::Rows ); }
emit changed();
return;
}
//_______________________________________________________
void ExceptionListWidget::resizeColumns( void ) const
{
ui.exceptionListView->resizeColumnToContents( ExceptionModel::ENABLED );
ui.exceptionListView->resizeColumnToContents( ExceptionModel::TYPE );
ui.exceptionListView->resizeColumnToContents( ExceptionModel::REGEXP );
}
//_______________________________________________________
bool ExceptionListWidget::checkException( Exception& exception )
{
while( !exception.regExp().isValid() )
{
KMessageBox::error( this, i18n("Regular Expression syntax is incorrect") );
QPointer<ExceptionDialog> dialog( new ExceptionDialog( this ) );
dialog->setException( exception );
if( dialog->exec() == QDialog::Rejected )
{
delete dialog;
return false;
}
exception = dialog->exception();
delete dialog;
}
return true;
}
}