350 lines
12 KiB
C++
350 lines
12 KiB
C++
//////////////////////////////////////////////////////////////////////////////
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// OxygenExceptionListWidget.cpp
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// -------------------
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//
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// Copyright (c) 2009 Hugo Pereira Da Costa <hugo.pereira@free.fr>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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//////////////////////////////////////////////////////////////////////////////
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#include "oxygenexceptionlistwidget.h"
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#include "oxygenexceptionlistwidget.moc"
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#include "oxygenexceptiondialog.h"
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#include <QtGui/QLayout>
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#include <QtCore/QSharedPointer>
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#include <KLocale>
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#include <KMessageBox>
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//__________________________________________________________
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namespace Oxygen
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{
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//__________________________________________________________
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OxygenExceptionListWidget::OxygenExceptionListWidget( QWidget* parent, OxygenConfiguration default_configuration ):
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QWidget( parent ),
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default_configuration_( default_configuration )
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{
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// layout
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QHBoxLayout* h_layout = new QHBoxLayout();
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h_layout->setMargin(6);
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h_layout->setSpacing(6);
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setLayout( h_layout );
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// list
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h_layout->addWidget( list_ = new QTreeView( this ) );
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_list().setAllColumnsShowFocus( true );
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_list().setRootIsDecorated( false );
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_list().setSortingEnabled( false );
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_list().setModel( &_model() );
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_list().sortByColumn( OxygenExceptionModel::TYPE );
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_list().setSizePolicy( QSizePolicy( QSizePolicy::MinimumExpanding, QSizePolicy::Ignored ) );
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// button layout
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QVBoxLayout* v_layout = new QVBoxLayout();
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v_layout->setMargin(0);
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v_layout->setSpacing(5);
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h_layout->addLayout( v_layout );
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KIconLoader* icon_loader = KIconLoader::global();
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v_layout->addWidget( up_button_ = new KPushButton(
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KIcon( "arrow-up", icon_loader ),
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i18n("Move &Up"), this ) );
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v_layout->addWidget( down_button_ = new KPushButton(
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KIcon( "arrow-down", icon_loader ),
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i18n("Move &Down"), this ) );
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v_layout->addWidget( add_button_ = new KPushButton(
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KIcon( "list-add", icon_loader ),
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i18n("&Add"), this ) );
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v_layout->addWidget( remove_button_ = new KPushButton(
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KIcon( "list-remove", icon_loader ),
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i18n("&Remove"), this ) );
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v_layout->addWidget( edit_button_ = new KPushButton(
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KIcon( "edit-rename", icon_loader ),
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i18n("&Edit"), this ) );
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v_layout->addStretch();
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connect( add_button_, SIGNAL( clicked() ), SLOT( _add() ) );
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connect( edit_button_, SIGNAL( clicked() ), SLOT( _edit() ) );
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connect( remove_button_, SIGNAL( clicked() ), SLOT( _remove() ) );
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connect( up_button_, SIGNAL( clicked() ), SLOT( _up() ) );
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connect( down_button_, SIGNAL( clicked() ), SLOT( _down() ) );
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connect( &_list(), SIGNAL( activated( const QModelIndex& ) ), SLOT( _edit() ) );
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connect( &_list(), SIGNAL( clicked( const QModelIndex& ) ), SLOT( _toggle( const QModelIndex& ) ) );
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connect( _list().selectionModel(), SIGNAL( selectionChanged(const QItemSelection &, const QItemSelection &) ), SLOT( _updateButtons() ) );
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_updateButtons();
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_resizeColumns();
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}
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//__________________________________________________________
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void OxygenExceptionListWidget::setExceptions( const OxygenExceptionList& exceptions )
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{
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_model().set( OxygenExceptionModel::List( exceptions.begin(), exceptions.end() ) );
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_resizeColumns();
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}
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//__________________________________________________________
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OxygenExceptionList OxygenExceptionListWidget::exceptions( void ) const
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{
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OxygenExceptionModel::List exceptions( _model().get() );
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OxygenExceptionList out;
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for( OxygenExceptionModel::List::const_iterator iter = exceptions.begin(); iter != exceptions.end(); ++iter )
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{ out.push_back( *iter ); }
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return out;
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}
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//__________________________________________________________
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void OxygenExceptionListWidget::_updateButtons( void )
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{
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bool has_selection( !_list().selectionModel()->selectedRows().empty() );
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remove_button_->setEnabled( has_selection );
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edit_button_->setEnabled( has_selection );
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up_button_->setEnabled( has_selection && !_list().selectionModel()->isRowSelected( 0, QModelIndex() ) );
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down_button_->setEnabled( has_selection && !_list().selectionModel()->isRowSelected( _model().rowCount()-1, QModelIndex() ) );
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}
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//_______________________________________________________
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void OxygenExceptionListWidget::_add( void )
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{
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// map dialog
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QSharedPointer<OxygenExceptionDialog> dialog( new OxygenExceptionDialog( this ) );
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dialog->setException( default_configuration_ );
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if( dialog->exec() == QDialog::Rejected ) return;
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// retrieve exception and check
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OxygenException exception( dialog->exception() );
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if( !_checkException( exception ) ) return;
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// create new item
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_model().add( exception );
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// make sure item is selected
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QModelIndex index( _model().index( exception ) );
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if( index != _list().selectionModel()->currentIndex() )
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{
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_list().selectionModel()->select( index, QItemSelectionModel::Clear|QItemSelectionModel::Select|QItemSelectionModel::Rows );
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_list().selectionModel()->setCurrentIndex( index, QItemSelectionModel::Current|QItemSelectionModel::Rows );
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}
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_resizeColumns();
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emit changed();
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return;
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}
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//_______________________________________________________
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void OxygenExceptionListWidget::_edit( void )
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{
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// retrieve selection
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QModelIndex current( _list().selectionModel()->currentIndex() );
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if( !current.isValid() ) return;
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OxygenException& exception( _model().get( current ) );
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// create dialog
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QSharedPointer<OxygenExceptionDialog> dialog( new OxygenExceptionDialog( this ) );
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dialog->setException( exception );
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// map dialog
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if( dialog->exec() == QDialog::Rejected ) return;
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OxygenException new_exception = dialog->exception();
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// check if exception was changed
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if( exception == new_exception ) return;
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// check new exception validity
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if( !_checkException( new_exception ) ) return;
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// asign new exception
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*&exception = new_exception;
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_resizeColumns();
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emit changed();
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return;
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}
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//_______________________________________________________
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void OxygenExceptionListWidget::_remove( void )
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{
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// should use a konfirmation dialog
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if( KMessageBox::questionYesNo( this, i18n("Remove selected exception?") ) == KMessageBox::No ) return;
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// remove
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_model().remove( _model().get( _list().selectionModel()->selectedRows() ) );
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_resizeColumns();
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emit changed();
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return;
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}
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//_______________________________________________________
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void OxygenExceptionListWidget::_toggle( const QModelIndex& index )
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{
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if( !index.isValid() ) return;
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if( index.column() != OxygenExceptionModel::ENABLED ) return;
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// get matching exception
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OxygenException& exception( _model().get( index ) );
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exception.setEnabled( !exception.enabled() );
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_model().add( exception );
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emit changed();
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return;
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}
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//_______________________________________________________
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void OxygenExceptionListWidget::_up( void )
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{
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OxygenExceptionModel::List selection( _model().get( _list().selectionModel()->selectedRows() ) );
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if( selection.empty() ) { return; }
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// retrieve selected indexes in list and store in model
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QModelIndexList selected_indexes( _list().selectionModel()->selectedRows() );
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OxygenExceptionModel::List selected_exceptions( _model().get( selected_indexes ) );
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OxygenExceptionModel::List current_exceptions( _model().get() );
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OxygenExceptionModel::List new_exceptions;
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for( OxygenExceptionModel::List::const_iterator iter = current_exceptions.begin(); iter != current_exceptions.end(); ++iter )
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{
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// check if new list is not empty, current index is selected and last index is not.
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// if yes, move.
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if(
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!( new_exceptions.empty() ||
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selected_indexes.indexOf( _model().index( *iter ) ) == -1 ||
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selected_indexes.indexOf( _model().index( new_exceptions.back() ) ) != -1
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) )
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{
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OxygenException last( new_exceptions.back() );
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new_exceptions.pop_back();
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new_exceptions.push_back( *iter );
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new_exceptions.push_back( last );
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} else new_exceptions.push_back( *iter );
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}
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_model().set( new_exceptions );
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// restore selection
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_list().selectionModel()->select( _model().index( selected_exceptions.front() ), QItemSelectionModel::Clear|QItemSelectionModel::Select|QItemSelectionModel::Rows );
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for( OxygenExceptionModel::List::const_iterator iter = selected_exceptions.begin(); iter != selected_exceptions.end(); ++iter )
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{ _list().selectionModel()->select( _model().index( *iter ), QItemSelectionModel::Select|QItemSelectionModel::Rows ); }
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emit changed();
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return;
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}
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//_______________________________________________________
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void OxygenExceptionListWidget::_down( void )
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{
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OxygenExceptionModel::List selection( _model().get( _list().selectionModel()->selectedRows() ) );
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if( selection.empty() )
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{ return; }
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// retrieve selected indexes in list and store in model
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QModelIndexList selected_indexes( _list().selectionModel()->selectedIndexes() );
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OxygenExceptionModel::List selected_exceptions( _model().get( selected_indexes ) );
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OxygenExceptionModel::List current_exceptions( _model().get() );
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OxygenExceptionModel::List new_exceptions;
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for( OxygenExceptionModel::List::reverse_iterator iter = current_exceptions.rbegin(); iter != current_exceptions.rend(); ++iter )
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{
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// check if new list is not empty, current index is selected and last index is not.
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// if yes, move.
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if(
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!( new_exceptions.empty() ||
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selected_indexes.indexOf( _model().index( *iter ) ) == -1 ||
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selected_indexes.indexOf( _model().index( new_exceptions.back() ) ) != -1
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) )
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{
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OxygenException last( new_exceptions.back() );
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new_exceptions.pop_back();
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new_exceptions.push_back( *iter );
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new_exceptions.push_back( last );
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} else new_exceptions.push_back( *iter );
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}
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_model().set( OxygenExceptionModel::List( new_exceptions.rbegin(), new_exceptions.rend() ) );
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// restore selection
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_list().selectionModel()->select( _model().index( selected_exceptions.front() ), QItemSelectionModel::Clear|QItemSelectionModel::Select|QItemSelectionModel::Rows );
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for( OxygenExceptionModel::List::const_iterator iter = selected_exceptions.begin(); iter != selected_exceptions.end(); ++iter )
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{ _list().selectionModel()->select( _model().index( *iter ), QItemSelectionModel::Select|QItemSelectionModel::Rows ); }
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emit changed();
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return;
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}
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//_______________________________________________________
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void OxygenExceptionListWidget::_resizeColumns( void ) const
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{
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_list().resizeColumnToContents( OxygenExceptionModel::ENABLED );
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_list().resizeColumnToContents( OxygenExceptionModel::TYPE );
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_list().resizeColumnToContents( OxygenExceptionModel::REGEXP );
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}
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//_______________________________________________________
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bool OxygenExceptionListWidget::_checkException( OxygenException& exception )
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{
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while( !exception.regExp().isValid() )
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{
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KMessageBox::error( this, i18n("Regular Expression syntax is incorrect") );
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QSharedPointer<OxygenExceptionDialog> dialog( new OxygenExceptionDialog( this ) );
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dialog->setException( exception );
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if( dialog->exec() == QDialog::Rejected ) return false;
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exception = dialog->exception();
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}
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return true;
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}
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}
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