mirror of
https://invent.kde.org/graphics/okular
synced 2024-08-25 02:45:38 +00:00
191 lines
5.7 KiB
C++
191 lines
5.7 KiB
C++
/***************************************************************************
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* Copyright (C) 2004-2006 by Albert Astals Cid <aacid@kde.org> *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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***************************************************************************/
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#include "toc.h"
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// qt/kde includes
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#include <qdom.h>
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#include <qheaderview.h>
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#include <qlayout.h>
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#include <qtreeview.h>
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#include <QContextMenuEvent>
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#include <klineedit.h>
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// local includes
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#include "ktreeviewsearchline.h"
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#include "pageitemdelegate.h"
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#include "tocmodel.h"
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#include "core/action.h"
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#include "core/document.h"
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#include "settings.h"
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TOC::TOC(QWidget *parent, Okular::Document *document) : QWidget(parent), m_document(document)
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{
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QVBoxLayout *mainlay = new QVBoxLayout( this );
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mainlay->setMargin( 0 );
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mainlay->setSpacing( 6 );
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m_searchLine = new KTreeViewSearchLine( this );
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mainlay->addWidget( m_searchLine );
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m_searchLine->setCaseSensitivity( Okular::Settings::self()->contentsSearchCaseSensitive() ? Qt::CaseSensitive : Qt::CaseInsensitive );
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m_searchLine->setRegularExpression( Okular::Settings::self()->contentsSearchRegularExpression() );
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connect(m_searchLine, &KTreeViewSearchLine::searchOptionsChanged, this, &TOC::saveSearchOptions);
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m_treeView = new QTreeView( this );
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mainlay->addWidget( m_treeView );
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m_model = new TOCModel( document, m_treeView );
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m_treeView->setModel( m_model );
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m_treeView->setSortingEnabled( false );
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m_treeView->setRootIsDecorated( true );
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m_treeView->setAlternatingRowColors( true );
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m_treeView->setItemDelegate( new PageItemDelegate( m_treeView ) );
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m_treeView->header()->hide();
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m_treeView->setSelectionBehavior( QAbstractItemView::SelectRows );
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connect(m_treeView, &QTreeView::clicked, this, &TOC::slotExecuted);
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connect(m_treeView, &QTreeView::activated, this, &TOC::slotExecuted);
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m_searchLine->setTreeView( m_treeView );
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}
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TOC::~TOC()
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{
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m_document->removeObserver( this );
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}
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void TOC::notifySetup( const QVector< Okular::Page * > & /*pages*/, int setupFlags )
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{
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if ( !( setupFlags & Okular::DocumentObserver::DocumentChanged ) )
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return;
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// clear contents
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m_model->clear();
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// request synopsis description (is a dom tree)
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const Okular::DocumentSynopsis * syn = m_document->documentSynopsis();
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if ( !syn )
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{
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if ( m_document->isOpened() )
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{
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// Make sure we clear the reload old model data
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m_model->setOldModelData( 0, QVector<QModelIndex>() );
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}
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emit hasTOC( false );
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return;
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}
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m_model->fill( syn );
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emit hasTOC( !m_model->isEmpty() );
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}
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void TOC::notifyCurrentPageChanged( int, int )
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{
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m_model->setCurrentViewport( m_document->viewport() );
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}
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void TOC::prepareForReload()
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{
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if( m_model->isEmpty() )
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return;
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const QVector<QModelIndex> list = expandedNodes();
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TOCModel *m = m_model;
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m_model = new TOCModel( m_document, m_treeView );
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m_model->setOldModelData( m, list );
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m->setParent( 0 );
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}
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void TOC::rollbackReload()
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{
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if( !m_model->hasOldModelData() )
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return;
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TOCModel *m = m_model;
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m_model = m->clearOldModelData();
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m_model->setParent( m_treeView );
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delete m;
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}
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void TOC::finishReload()
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{
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m_treeView->setModel( m_model );
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m_model->setParent( m_treeView );
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}
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QVector<QModelIndex> TOC::expandedNodes( const QModelIndex &parent ) const
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{
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QVector<QModelIndex> list;
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for ( int i = 0; i < m_model->rowCount( parent ); i++ )
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{
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const QModelIndex index = m_model->index( i, 0, parent );
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if ( m_treeView->isExpanded( index ) )
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{
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list << index;
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}
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if ( m_model->hasChildren( index ) )
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{
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list << expandedNodes( index );
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}
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}
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return list;
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}
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void TOC::reparseConfig()
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{
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m_searchLine->setCaseSensitivity( Okular::Settings::contentsSearchCaseSensitive() ? Qt::CaseSensitive : Qt::CaseInsensitive );
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m_searchLine->setRegularExpression( Okular::Settings::contentsSearchRegularExpression() );
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m_treeView->update();
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}
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void TOC::slotExecuted( const QModelIndex &index )
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{
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if ( !index.isValid() )
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return;
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QString url = m_model->urlForIndex( index );
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if ( !url.isEmpty() )
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{
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Okular::BrowseAction action( QUrl::fromLocalFile( url ) );
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m_document->processAction( &action );
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return;
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}
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QString externalFileName = m_model->externalFileNameForIndex( index );
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Okular::DocumentViewport viewport = m_model->viewportForIndex( index );
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if ( !externalFileName.isEmpty() )
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{
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Okular::GotoAction action( externalFileName, viewport );
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m_document->processAction( &action );
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}
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else if ( viewport.isValid() )
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{
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m_document->setViewport( viewport );
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}
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}
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void TOC::saveSearchOptions()
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{
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Okular::Settings::setContentsSearchRegularExpression( m_searchLine->regularExpression() );
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Okular::Settings::setContentsSearchCaseSensitive( m_searchLine->caseSensitivity() == Qt::CaseSensitive ? true : false );
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Okular::Settings::self()->save();
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}
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void TOC::contextMenuEvent(QContextMenuEvent* e)
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{
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QModelIndex index = m_treeView->currentIndex();
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if (!index.isValid())
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return;
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Okular::DocumentViewport viewport = m_model->viewportForIndex(index);
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emit rightClick(viewport, e->globalPos(), m_model->data(index).toString());
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}
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#include "moc_toc.cpp"
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