okular/ui/side_reviews.cpp
Pino Toscano 288fce0b82 AnnotationGuiUtils -> GuiUtils
svn path=/trunk/KDE/kdegraphics/okular/; revision=752259
2007-12-24 00:54:21 +00:00

240 lines
8.3 KiB
C++

/***************************************************************************
* Copyright (C) 2005 by Enrico Ros <eros.kde@email.it> *
* *
* 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. *
***************************************************************************/
#include "side_reviews.h"
// qt/kde includes
#include <QtCore/QStringList>
#include <QtGui/QHeaderView>
#include <QtGui/QLayout>
#include <QtGui/QPaintEvent>
#include <QtGui/QPainter>
#include <QtGui/QSizePolicy>
#include <QtGui/QTextDocument>
#include <QtGui/QToolBar>
#include <QtGui/QTreeView>
#include <kaction.h>
#include <klocale.h>
#include <kiconloader.h>
#include <kicon.h>
// local includes
#include "core/annotations.h"
#include "core/document.h"
#include "core/page.h"
#include "settings.h"
#include "annotationpopup.h"
#include "annotationproxymodels.h"
#include "annotationmodel.h"
#include "ktreeviewsearchline.h"
class TreeView : public QTreeView
{
public:
TreeView( Okular::Document *document, QWidget *parent = 0 )
: QTreeView( parent ), m_document( document )
{
}
protected:
virtual void paintEvent( QPaintEvent *event )
{
bool hasAnnotations = false;
for ( uint i = 0; i < m_document->pages(); ++i )
if ( m_document->page( i )->hasAnnotations() ) {
hasAnnotations = true;
break;
}
if ( !hasAnnotations ) {
QPainter p( viewport() );
p.setRenderHint( QPainter::Antialiasing, true );
p.setClipRect( event->rect() );
QTextDocument document;
document.setHtml( i18n( "<div align=center><h3>No annotations</h3>"
"To create new annotations press F6 or select <i>Tools -&gt; Review</i>"
" from the menu.</div>" ) );
document.setTextWidth( width() - 50 );
const uint w = document.size().width() + 20;
const uint h = document.size().height() + 20;
p.setBrush( palette().background() );
p.drawRoundRect( 15, 15, w, h, (8*200)/w, (8*200)/h );
p.translate( 20, 20 );
document.drawContents( &p );
} else {
QTreeView::paintEvent( event );
}
}
private:
Okular::Document *m_document;
};
Reviews::Reviews( QWidget * parent, Okular::Document * document )
: QWidget( parent ), m_document( document )
{
// create widgets and layout them vertically
QVBoxLayout * vLayout = new QVBoxLayout( this );
vLayout->setMargin( 0 );
vLayout->setSpacing( 6 );
m_view = new TreeView( m_document, this );
m_view->setAlternatingRowColors( true );
m_view->header()->hide();
QToolBar *toolBar = new QToolBar( this );
toolBar->setObjectName( "reviewOptsBar" );
QSizePolicy sp = toolBar->sizePolicy();
sp.setVerticalPolicy( QSizePolicy::Minimum );
toolBar->setSizePolicy( sp );
m_model = new AnnotationModel( m_document, m_view );
m_filterProxy = new PageFilterProxyModel( m_view );
m_groupProxy = new PageGroupProxyModel( m_view );
m_authorProxy = new AuthorGroupProxyModel( m_view );
m_filterProxy->setSourceModel( m_model );
m_groupProxy->setSourceModel( m_filterProxy );
m_authorProxy->setSourceModel( m_groupProxy );
m_view->setModel( m_authorProxy );
vLayout->addWidget( new KTreeViewSearchLine( this, m_view ) );
vLayout->addWidget( m_view );
vLayout->addWidget( toolBar );
toolBar->setIconSize( QSize( 16, 16 ) );
toolBar->setMovable( false );
// - add Page button
QAction * groupByPageAction = toolBar->addAction( KIcon( "text-plain" ), i18n( "Group by Page" ) );
groupByPageAction->setCheckable( true );
connect( groupByPageAction, SIGNAL( toggled( bool ) ), this, SLOT( slotPageEnabled( bool ) ) );
groupByPageAction->setChecked( Okular::Settings::groupByPage() );
// - add Author button
QAction * groupByAuthorAction = toolBar->addAction( KIcon( "user" ), i18n( "Group by Author" ) );
groupByAuthorAction->setCheckable( true );
connect( groupByAuthorAction, SIGNAL( toggled( bool ) ), this, SLOT( slotAuthorEnabled( bool ) ) );
groupByAuthorAction->setChecked( Okular::Settings::groupByAuthor() );
// - add separator
toolBar->addSeparator();
// - add Current Page Only button
QAction * curPageOnlyAction = toolBar->addAction( KIcon( "arrow-down" ), i18n( "Show reviews for current page only" ) );
curPageOnlyAction->setCheckable( true );
connect( curPageOnlyAction, SIGNAL( toggled( bool ) ), this, SLOT( slotCurrentPageOnly( bool ) ) );
curPageOnlyAction->setChecked( Okular::Settings::currentPageOnly() );
connect( m_view, SIGNAL( activated( const QModelIndex& ) ),
this, SLOT( activated( const QModelIndex& ) ) );
m_view->setContextMenuPolicy( Qt::CustomContextMenu );
connect( m_view, SIGNAL( customContextMenuRequested( const QPoint& ) ),
this, SLOT( contextMenuRequested( const QPoint& ) ) );
}
//BEGIN DocumentObserver Notifies
void Reviews::notifyViewportChanged( bool )
{
m_filterProxy->setCurrentPage( m_document->currentPage() );
}
//END DocumentObserver Notifies
//BEGIN GUI Slots -> requestListViewUpdate
void Reviews::slotPageEnabled( bool on )
{
// store toggle state in Settings and update the listview
Okular::Settings::setGroupByPage( on );
m_groupProxy->groupByPage( on );
m_view->expandAll();
}
void Reviews::slotAuthorEnabled( bool on )
{
// store toggle state in Settings and update the listview
Okular::Settings::setGroupByAuthor( on );
m_authorProxy->groupByAuthor( on );
m_view->expandAll();
}
void Reviews::slotCurrentPageOnly( bool on )
{
// store toggle state in Settings and update the listview
Okular::Settings::setCurrentPageOnly( on );
m_filterProxy->groupByCurrentPage( on );
m_view->expandAll();
}
//END GUI Slots
void Reviews::activated( const QModelIndex &index )
{
const QModelIndex authorIndex = m_authorProxy->mapToSource( index );
const QModelIndex filterIndex = m_groupProxy->mapToSource( authorIndex );
const QModelIndex annotIndex = m_filterProxy->mapToSource( filterIndex );
Okular::Annotation *annotation = m_model->annotationForIndex( annotIndex );
if ( !annotation )
return;
int pageNumber = m_model->data( annotIndex, AnnotationModel::PageRole ).toInt();
const Okular::Page * page = m_document->page( pageNumber );
// calculating the right coordinates to center the view on the annotation
QRect rect = Okular::AnnotationUtils::annotationGeometry( annotation, page->width(), page->height() );
Okular::NormalizedRect nr( rect, (int)page->width(), (int)page->height() );
// set the viewport parameters
Okular::DocumentViewport vp;
vp.pageNumber = pageNumber;
vp.rePos.enabled = true;
vp.rePos.pos = Okular::DocumentViewport::Center;
vp.rePos.normalizedX = ( nr.right + nr.left ) / 2.0;
vp.rePos.normalizedY = ( nr.bottom + nr.top ) / 2.0;
// setting the viewport
m_document->setViewport( vp, -1, true );
}
void Reviews::contextMenuRequested( const QPoint &pos )
{
const QModelIndex index = m_view->indexAt( pos );
if ( !index.isValid() )
return;
const QModelIndex authorIndex = m_authorProxy->mapToSource( index );
const QModelIndex filterIndex = m_groupProxy->mapToSource( authorIndex );
const QModelIndex annotIndex = m_filterProxy->mapToSource( filterIndex );
Okular::Annotation *annotation = m_model->annotationForIndex( annotIndex );
if ( annotation ) {
int pageNumber = m_model->data( annotIndex, AnnotationModel::PageRole ).toInt();
AnnotationPopup popup( annotation, m_document, this );
popup.setPageNumber( pageNumber );
connect( &popup, SIGNAL( setAnnotationWindow( Okular::Annotation* ) ),
this, SIGNAL( setAnnotationWindow( Okular::Annotation* ) ) );
connect( &popup, SIGNAL( removeAnnotationWindow( Okular::Annotation* ) ),
this, SIGNAL( removeAnnotationWindow( Okular::Annotation* ) ) );
popup.exec( m_view->viewport()->mapToGlobal( pos ) );
}
}
#include "side_reviews.moc"