coriolis/hurricane/src/viewer/SelectionPopup.cpp

159 lines
4.5 KiB
C++

// -*- C++ -*-
//
// This file is part of the Coriolis Software.
// Copyright (c) UPMC 2008-2016, All Rights Reserved
//
// +-----------------------------------------------------------------+
// | H U R R I C A N E |
// | |
// | Author : Jean-Paul CHAPUT |
// | E-mail : Jean-Paul.Chaput@asim.lip6.fr |
// | =============================================================== |
// | C++ Module : "./SelectionPopup.cpp" |
// +-----------------------------------------------------------------+
#include <QFontMetrics>
#include <QLabel>
#include <QHeaderView>
#include <QKeyEvent>
#include <QGroupBox>
#include <QVBoxLayout>
#include "hurricane/Commons.h"
#include "hurricane/viewer/Graphics.h"
#include "hurricane/viewer/SelectionPopupModel.h"
#include "hurricane/viewer/SelectionPopup.h"
namespace Hurricane {
// -------------------------------------------------------------------
// Class : "Hurricane::SelectionPopup".
SelectionPopup::SelectionPopup ( QWidget* parent )
: QWidget(parent)
, _model(NULL)
, _view(NULL)
, _rowHeight(20)
, _charWidth(15)
{
setAttribute ( Qt::WA_DeleteOnClose );
setAttribute ( Qt::WA_QuitOnClose, false );
//setWindowFlags ( Qt::Popup );
setWindowFlags ( Qt::FramelessWindowHint );
setWindowOpacity( 0.9 );
_rowHeight = QFontMetrics(Graphics::getFixedFont()).height() + 4;
_charWidth = QFontMetrics(Graphics::getFixedFont()).averageCharWidth() + 1;
_model = new SelectionPopupModel ( this );
_view = new QTableView ( this );
_view->setShowGrid( false );
_view->setAlternatingRowColors( true );
_view->setSelectionBehavior( QAbstractItemView::SelectRows );
_view->setModel( _model );
_view->horizontalHeader()->setStretchLastSection( true );
_view->setWordWrap( false );
//_view->setTextElideMode ( Qt::ElideRight );
//_view->setFixedSize ( QSize(300,100) );
//_view->setIconSize ( QSize(600,40) );
//_view->setStyleSheet ( "QTableView { background-color: #555555; }" );
QHeaderView* horizontalHeader = _view->horizontalHeader();
horizontalHeader->setStretchLastSection( true );
horizontalHeader->setMinimumSectionSize( (Graphics::isHighDpi()) ? 1500 : 200 );
horizontalHeader->setVisible( false );
QHeaderView* verticalHeader = _view->verticalHeader ();
verticalHeader->setVisible( false );
connect( _model, SIGNAL(layoutChanged()), this, SLOT(forceRowHeight()) );
resize( Graphics::isHighDpi() ? 1500 : 600, 10 );
}
void SelectionPopup::popup ()
{
show ();
grabMouse ();
}
void SelectionPopup::forceRowHeight ()
{
for ( int rows=_model->rowCount()-1; rows >= 0 ; rows-- )
_view->setRowHeight ( rows, _rowHeight );
}
void SelectionPopup::keyPressEvent ( QKeyEvent* event )
{
//cerr << "SelectionPopup::keyPressEvent()" << endl;
//QWidget::keyPressEvent ( event );
}
void SelectionPopup::mouseMoveEvent ( QMouseEvent* event )
{
QModelIndex index = _view->indexAt ( event->pos() );
if ( index.isValid() )
_view->selectionModel()->select ( index, QItemSelectionModel::ClearAndSelect );
else
_view->selectionModel()->clearSelection ();
}
void SelectionPopup::mouseReleaseEvent ( QMouseEvent* event )
{
releaseMouse ();
hide ();
QModelIndex index = _view->indexAt ( event->pos() );
if ( index.isValid() ) {
Occurrence occurrence = _model->getOccurrence(index.row());
if ( occurrence.getEntity() )
emit selectionToggled ( occurrence );
}
clear ();
}
void SelectionPopup::loadOccurrences ( Occurrences occurrences, bool showChange )
{ _model->loadOccurrences ( occurrences, showChange ); }
void SelectionPopup::clear ()
{ _model->clear (); }
void SelectionPopup::updateLayout ()
{
_model->updateLayout ();
// This seems a very bad way to set the size of the popup window
// and underlying QTableView (top-down instead of bottom-up).
int pixelHeight = _model->rowCount() * _rowHeight + 4;
int pixelWidth = _model->charWidth() * _charWidth;
QSize windowSize = QSize( pixelWidth, pixelHeight );
resize( windowSize );
_view->resize( windowSize );
}
void SelectionPopup::clearFilter ()
{ if (_model) _model->clearFilter(); }
void SelectionPopup::setFilter ( OccurrenceFilter filter )
{ if (_model) _model->setFilter(filter); }
} // End of Hurricane namespace.