coriolis/hurricane/src/viewer/InspectorWidget.cpp

361 lines
9.3 KiB
C++

// -*- C++ -*-
//
// This file is part of the Coriolis Software.
// Copyright (c) UPMC/LIP6 2008-2016, All Rights Reserved
//
// +-----------------------------------------------------------------+
// | H U R R I C A N E |
// | V L S I B a c k e n d D a t a - B a s e |
// | |
// | Author : Jean-Paul CHAPUT |
// | E-mail : Jean-Paul.Chaput@asim.lip6.fr |
// | =============================================================== |
// | C++ Module : "./InspectorWidget.cpp" |
// +-----------------------------------------------------------------+
#include <QFontMetrics>
#include <QComboBox>
#include <QLabel>
#include <QLineEdit>
#include <QTableView>
#include <QHeaderView>
#include <QSortFilterProxyModel>
#include <QKeyEvent>
#include <QGroupBox>
#include <QVBoxLayout>
#include "hurricane/viewer/Graphics.h"
#include "hurricane/viewer/RecordModel.h"
#include "hurricane/viewer/InspectorWidget.h"
#include "hurricane/Slot.h"
namespace Hurricane {
InspectorWidget::History::History ()
: _depth(0)
, _slots()
, _comboBox(NULL)
{
}
InspectorWidget::History::~History ()
{
clear ( true );
}
void InspectorWidget::History::push ( Slot* slot, Record* record )
{
if ( _depth < _slots.size()-1 ) {
while ( _depth < _slots.size()-1 ) pop ();
}
_depth++;
_slots.push_back ( slot->getClone() );
_comboBox->addItem ( QString("%1: %2").arg(_depth).arg(_slots[_slots.size()-1]->getDataString().c_str()));
_comboBox->setCurrentIndex ( _depth );
//cerr << "After History::push()" << endl;
}
void InspectorWidget::History::pop ()
{
if ( _slots.size() > 1 ) {
delete _slots.back ();
_slots.pop_back ();
_comboBox->removeItem ( _slots.size() );
if ( _depth == _slots.size() )
_comboBox->setCurrentIndex ( --_depth );
}
}
void InspectorWidget::History::back ()
{
if ( _depth == 0 ) return;
_comboBox->setCurrentIndex ( --_depth );
}
void InspectorWidget::History::goTo ( int depth )
{
if ( ( depth < 0 ) or ( (size_t)depth >= _slots.size() ) ) return;
if ( (size_t)depth != _depth ) {
_depth = (size_t)depth;
_comboBox->setCurrentIndex ( _depth );
}
}
size_t InspectorWidget::History::getDepth () const
{
return _depth;
}
Slot* InspectorWidget::History::getSlot () const
{
if ( !_slots[_depth] ) return NULL;
return _slots[_depth]->getClone();
}
void InspectorWidget::History::clear ( bool inDelete )
{
if ( !_slots.empty() ) {
_comboBox->clear ();
// Delete the rootRecord as it's the only one not deleted
// automatically through RecordModel (case of depth 0).
if ( _slots[0] )
delete _slots[0]->getDataRecord();
for ( size_t i=0 ; i < _slots.size() ; i++ )
delete _slots[i];
_slots.clear ();
_depth = 0;
}
}
void InspectorWidget::History::setComboBox ( QComboBox* comboBox )
{
assert ( comboBox != NULL );
_comboBox = comboBox;
}
void InspectorWidget::History::setRootRecord ( Record* rootRecord )
{
assert ( _comboBox != NULL );
clear ();
if ( rootRecord ) {
Slot* rootSlot = ::getSlot ( "<TopLevelSlot>", rootRecord );
_slots.push_back ( rootSlot );
_comboBox->addItem ( QString("%1: %2").arg(_depth).arg(_slots[_slots.size()-1]->getDataString().c_str()));
} else {
_slots.push_back ( NULL );
_comboBox->addItem ( "<Inspector Disabled>" );
}
}
InspectorWidget::InspectorWidget ( QWidget* parent )
: QWidget (parent)
, _baseModel (NULL)
, _sortModel (NULL)
, _historyComboBox(NULL)
, _view (NULL)
, _rowHeight (20)
, _history ()
, _rootOccurrence ()
{
setAttribute ( Qt::WA_DeleteOnClose );
setAttribute ( Qt::WA_QuitOnClose, false );
_rowHeight = QFontMetrics(Graphics::getFixedFont()).height() + 4;
_view = new QTableView(this);
_view->setShowGrid(false);
_view->setAlternatingRowColors(true);
_view->setSelectionBehavior(QAbstractItemView::SelectRows);
_view->setSortingEnabled(true);
_view->installEventFilter(this);
QHeaderView* horizontalHeader = _view->horizontalHeader ();
horizontalHeader->setStretchLastSection ( true );
horizontalHeader->setMinimumSectionSize ( 200 );
QHeaderView* verticalHeader = _view->verticalHeader ();
verticalHeader->setVisible ( false );
verticalHeader->setDefaultSectionSize ( _rowHeight );
_historyComboBox = new QComboBox ( this );
_history.setComboBox ( _historyComboBox );
_filterPatternLineEdit = new QLineEdit(this);
QLabel* filterPatternLabel = new QLabel(tr("&Filter pattern:"), this);
filterPatternLabel->setBuddy(_filterPatternLineEdit);
QGridLayout* inspectorLayout = new QGridLayout();
inspectorLayout->addWidget(_historyComboBox , 0, 0, 1, 2);
inspectorLayout->addWidget(_view , 1, 0, 1, 2);
inspectorLayout->addWidget(filterPatternLabel , 2, 0);
inspectorLayout->addWidget(_filterPatternLineEdit, 2, 1);
setLayout ( inspectorLayout );
connect ( _filterPatternLineEdit, SIGNAL(textChanged(const QString &))
, this , SLOT(textFilterChanged())
);
setWindowTitle(tr("Inspector"));
resize(500, 300);
}
InspectorWidget::~InspectorWidget ()
{
//cerr << "InspectorWidget::~InspectorWidget()" << endl;
//cerr << "Records: " << Record::getAllocateds() << endl;
//cerr << "Slots: " << Slot::getAllocateds() << endl;
}
void InspectorWidget::setRootOccurrence ( Occurrence& occurrence )
{
_rootOccurrence = occurrence;
_setRootRecord ( getRecord(occurrence) );
}
void InspectorWidget::setRootRecord ( Record* record )
{
_rootOccurrence = Occurrence();
_setRootRecord ( record );
}
void InspectorWidget::_setRootRecord ( Record* record )
{
//cerr << "InspectorWidget::_setRootRecord()." << endl;
//if ( _baseModel ) _baseModel->setSlot ( NULL, 0 );
if ( record == NULL ) _rootOccurrence = Occurrence ();
if ( _baseModel == NULL ) {
_baseModel = new RecordModel ( this );
_sortModel = new QSortFilterProxyModel ( this );
_sortModel->setSourceModel ( _baseModel );
_sortModel->setDynamicSortFilter ( true );
_sortModel->setFilterKeyColumn ( 1 );
_view->setModel ( _sortModel );
_view->horizontalHeader()->setStretchLastSection ( true );
_view->resizeColumnToContents ( 0 );
// Only after creating the RecordModel can we connect the ComboBox.
connect ( _historyComboBox, SIGNAL(currentIndexChanged(int))
, this , SLOT (historyChanged(int)) );
}
_history.setRootRecord ( record );
}
bool InspectorWidget::setSlot ( Record* record )
{
bool change = true;
if ( (_history.getSlot() != NULL) and (record == NULL) )
record = _history.getSlot()->getDataRecord();
// if (_history.getSlot())
// cerr << " Effective setSlot() " << _history.getSlot()->getName() << endl;
// else
// cerr << " Effective setSlot() NULL" << endl;
change = _baseModel->setSlot( _history.getSlot(), record, _history.getDepth() );
//cerr << " setSlot() succeeded." << endl;
return change;
}
void InspectorWidget::pushSlot ( Slot* slot, Record* record )
{
//cerr << "InspectorWidget::pushSlot()" << endl;
if (slot == NULL) return;
if (record == NULL) {
record = slot->getDataRecord();
if (record == NULL) return;
}
_history.push( slot, record );
setSlot( record );
}
void InspectorWidget::popSlot ()
{
_history.pop ();
//setSlot ();
}
void InspectorWidget::back ()
{
_history.back ();
//setSlot ();
}
bool InspectorWidget::eventFilter ( QObject* object, QEvent* event )
{
if ( event->type() == QEvent::KeyPress ) {
QKeyEvent* keyEvent = static_cast<QKeyEvent*>(event);
if ( keyEvent->key() == Qt::Key_Right ) {
QModelIndex index = _view->currentIndex();
if ( index.isValid() ) {
//cerr << "Key Right: do to sub-slot." << endl;
Slot* slot = _baseModel->getRecord()->getSlot(_sortModel->mapToSource(index).row());
if ( slot != NULL )
pushSlot ( slot, slot->getDataRecord() );
}
} else if ( keyEvent->key() == Qt::Key_Left ) {
back ();
} else if ( keyEvent->key() == Qt::Key_O ) {
forkInspector ( _view->currentIndex() );
}
}
return QObject::eventFilter ( object, event );
}
void InspectorWidget::textFilterChanged ()
{
_sortModel->setFilterRegExp ( _filterPatternLineEdit->text() );
}
void InspectorWidget::historyChanged ( int depth )
{
if ( depth < 0 ) return;
_history.goTo ( depth );
setSlot ();
}
void InspectorWidget::forkInspector ( const QModelIndex& index )
{
if ( index.isValid() ) {
Slot* slot = _baseModel->getRecord()->getSlot(_sortModel->mapToSource(index).row());
Record* record = slot->getDataRecord();
if ( record ) {
InspectorWidget* fork = new InspectorWidget ();
fork->setRootRecord ( record );
fork->show ();
}
}
}
} // End of Hurricane namespace.