/*
* \author Anders Fernström
* \date 2005-10-26
*
* \brief loop through the DOM tree and creates CellStyle after
* specified styles.
*/
void Stylesheet::initializeStyle()
{
QDomElement root = doc_->documentElement();
QDomNode n = root.firstChild();
// loop through the DOM tree
while( !n.isNull() )
{
QDomElement e = n.toElement();
if( !e.isNull() )
{
if( e.tagName() == "style" )
{
CellStyle style;
style.setName( e.attribute( "name" ));
// get visibility
if( e.attribute( "visible", "true" ).indexOf( "false", 0, Qt::CaseInsensitive ) < 0 )
style.setVisible( true );
else
style.setVisible( false );
QDomNode node = e.firstChild();
traverseStyleSettings(node, &style);
styles_.insert( style.name(), style );
// 2006-03-02 AF, only add styles that are visible
if( style.visible() )
styleNames_.push_back( style.name() );
}
}
n = n.nextSibling();
}
}
/*!
* \author Anders Fernström
* \date 2006-04-21
*
* \brief Set the output style
*/
void InputCell::setOutputStyle()
{
// Set the correct style for the QTextEdit output_
output_->selectAll();
Stylesheet *sheet = Stylesheet::instance( "stylesheet.xml" );
CellStyle style = sheet->getStyle( "Output" );
if( style.name() != "null" )
{
output_->setAlignment( (Qt::AlignmentFlag)style.alignment() );
output_->mergeCurrentCharFormat( (*style.textCharFormat()) );
output_->document()->rootFrame()->setFrameFormat( (*style.textFrameFormat()) );
}
else
{
// 2006-01-30 AF, add message box
QString msg = "No Output style defened, please define a Output style in stylesheet.xml";
QMessageBox::warning( 0, "Warning", msg, "OK" );
}
QTextCursor cursor = output_->textCursor();
cursor.clearSelection();
output_->setTextCursor( cursor );
}
/*!
* \author Anders Fernström
* \date 2005-10-28
*
* \brief Set cell style
*
* \param stylename The style name of the style that is to be applyed to the cell
*/
void Cell::setStyle(const QString &stylename)
{
Stylesheet *sheet = Stylesheet::instance( "stylesheet.xml" );
CellStyle style = sheet->getStyle( stylename );
if( style.name() != "null" )
setStyle( style );
else
{
cout << "Can't set style, style name: " << stylename.toStdString() << " is not valid" << endl;
}
}
/*!
* \author Anders Fernström
* \date 2005-10-27
* \date 2006-03-02 (update)
*
* \brief Set cell style
*
* IMPORTANT: User shouldn't be able to change style on inputcells
* so this function always use "Input" as style.
*
* 2005-11-03 AF, updated so the text is selected when the style
* is changed, after the text is unselected.
* 2006-03-02 AF, set chapter style
*
* \param style The cell style that is to be applyed to the cell
*/
void InputCell::setStyle(CellStyle style)
{
if( style.name() == "Input" )
{
Cell::setStyle( style );
// select all the text
input_->selectAll();
// set the new style settings
input_->setAlignment( (Qt::AlignmentFlag)style_.alignment() );
input_->mergeCurrentCharFormat( (*style_.textCharFormat()) );
input_->document()->rootFrame()->setFrameFormat( (*style_.textFrameFormat()) );
// unselect the text
QTextCursor cursor( input_->textCursor() );
cursor.clearSelection();
input_->setTextCursor( cursor );
// 2006-03-02 AF, set chapter counter style
chaptercounter_->selectAll();
chaptercounter_->mergeCurrentCharFormat( (*style_.textCharFormat()) );
QTextFrameFormat format = chaptercounter_->document()->rootFrame()->frameFormat();
format.setMargin( style_.textFrameFormat()->margin() +
style_.textFrameFormat()->border() +
style_.textFrameFormat()->padding() );
chaptercounter_->document()->rootFrame()->setFrameFormat( format );
chaptercounter_->setAlignment( (Qt::AlignmentFlag)Qt::AlignRight );
cursor = chaptercounter_->textCursor();
cursor.clearSelection();
chaptercounter_->setTextCursor( cursor );
}
else
{
setStyle( "Input" );
}
}
/*!
* \author Ingemar Axelsson and Anders Fernström
*
*
* \todo Remove document dependency from Cellstructure. It is only
* used to point to a commandcenter (in this case the current
* document) and for the click event to get the current
* cursor. This can be done in some better way. Maybe by sending a
* signal to the document instead.(Ingemar Axelsson)
*/
Cell *CellFactory::createCell(const QString &style, Cell *parent)
{
if(style == "input" || style == "Input" || style == "ModelicaInput")
{
InputCell *text = new InputCell(doc_, parent);
try
{
Stylesheet *sheet = Stylesheet::instance( "stylesheet.xml" );
CellStyle cstyle = sheet->getStyle( "Input" );
if( cstyle.name() != "null" )
text->setStyle( cstyle );
else
throw runtime_error("No Input style defened, the inputcell may not work correctly, please define a Input style in stylesheet.xml");
}
catch( exception e )
{
QMessageBox::warning( 0, "Warning", e.what(), "OK" );
}
try
{
text->setDelegate(OmcInteractiveEnvironment::getInstance());
}
catch( exception e )
{}
QObject::connect(text, SIGNAL(cellselected(Cell *,Qt::KeyboardModifiers)),
doc_, SLOT(selectedACell(Cell*,Qt::KeyboardModifiers)));
QObject::connect(text, SIGNAL(clicked(Cell *)),
doc_, SLOT(mouseClickedOnCell(Cell*)));
QObject::connect(text, SIGNAL(clickedOutput(Cell *)),
doc_, SLOT(mouseClickedOnCellOutput(Cell*)));
// 2005-11-29 AF
QObject::connect( text, SIGNAL( heightChanged() ),
doc_, SLOT( updateScrollArea() ));
// 2006-01-17 AF
QObject::connect( text, SIGNAL( textChanged(bool) ),
doc_, SLOT( setChanged(bool) ));
// 2006-04-27 AF
QObject::connect( text, SIGNAL( forwardAction(int) ),
doc_, SIGNAL( forwardAction(int) ));
// CellDocument* d = dynamic_cast<CellDocument*>(doc_);
// DocumentView* d2 = d->observers_[0];
// NotebookWindow *d3 = dynamic_cast<NotebookWindow*>(d2);
QObject::connect(text->input_, SIGNAL(copyAvailable(bool)), doc_, SIGNAL(copyAvailable(bool)));
QObject::connect(text->input_, SIGNAL(undoAvailable(bool)), doc_, SIGNAL(undoAvailable(bool)));
QObject::connect(text->input_, SIGNAL(redoAvailable(bool)), doc_, SIGNAL(redoAvailable(bool)));
QObject::connect(text->output_, SIGNAL(copyAvailable(bool)), doc_, SIGNAL(copyAvailable(bool)));
//QObject::connect(doc_, SIGNAL(evaluate()), text->input_, SIGNAL(eval()));
/*
QObject::connect(text->input_, SIGNAL(copyAvailable(bool)), d3->copyAction, SLOT(setEnabled(bool)));
QObject::connect(text->input_, SIGNAL(copyAvailable(bool)), d3->cutAction, SLOT(setEnabled(bool)));
QObject::connect(text->input_, SIGNAL(undoAvailable(bool)), d3->undoAction, SLOT(setEnabled(bool)));
QObject::connect(text->input_, SIGNAL(redoAvailable(bool)), d3->redoAction, SLOT(setEnabled(bool)));
QObject::connect(text->output_, SIGNAL(copyAvailable(bool)), d3->copyAction, SLOT(setEnabled(bool)));
*/
return text;
}
/*!
* \class AddCellCommand
* \author Ingemar Axelsson and Anders Fernström
*
* \brief Command for adding a new cell to the cellstructure.
*/
void AddCellCommand::execute()
{
try
{
CellCursor *cursor = document()->getCursor();
Factory *fac = document()->cellFactory();
// 2005-10-28 AF, changed style from QString to CellStyle
CellStyle style;
if(cursor->currentCell()->hasChilds())
style = *cursor->currentCell()->child()->style();
else
style = *cursor->currentCell()->style();
//This does not work.
if(cursor->currentCell()->isClosed())
{
if(cursor->currentCell()->hasChilds())
{
cursor->currentCell()->child()->setReadOnly(true);
cursor->currentCell()->child()->setFocus(false);
}
}
else
{
cursor->currentCell()->setReadOnly(true);
cursor->currentCell()->setFocus(false);
}
// 2005-11-21 AF, Added check if the current cell is a
// inputcell, set style to 'text' insted.
// 2006-02-03 AF, added check if the current cell is a
// groupcell
if( style.name() == "input" || style.name() == "Input" || style.name() == "ModelicaInput" ||
style.name() == "cellgroup" )
cursor->addBefore(fac->createCell( "Text" ));
else
cursor->addBefore(fac->createCell(style.name()));
if(cursor->currentCell()->isClosed())
{
if(cursor->currentCell()->hasChilds())
{
cursor->currentCell()->child()->setReadOnly(false);
cursor->currentCell()->child()->setFocus(true);
}
}
else
{
cursor->currentCell()->setReadOnly(false);
cursor->currentCell()->setFocus(true);
}
//2006-01-18 AF, set docuement changed
document()->setChanged( true );
}
catch(exception &e)
{
// 2006-01-30 AF, add exception
string str = string("AddCellCommand(), Exception: \n") + e.what();
throw runtime_error( str.c_str() );
}
}
// 2006-01-16 AF, move this code to a seperated function
// 2006-09-04 AF, redid entire function, so groupcells are created, have there
// children added and THEN add to the documnet
void PasteCellsCommand::pasteCell( Cell *cell, CellGroup *groupcell )
{
// get cursor, factory and cell style
CellCursor *cursor = document()->getCursor();
Factory *factory = document()->cellFactory();
CellStyle style = *cell->style();
// set focus and readonly stuff (from old implementation, IA)
if(cursor->currentCell()->isClosed())
{
if(cursor->currentCell()->hasChilds())
{
cursor->currentCell()->child()->setReadOnly(true);
cursor->currentCell()->child()->setFocus(false);
}
}
else
{
cursor->currentCell()->setReadOnly(true);
cursor->currentCell()->setFocus(false);
}
// create the new cell, if there exists a groupcell add the new cell to
// that groupcell.
Cell* newCell = factory->createCell( style.name() );
// if( groupcell )
// groupcell->addChild( newCell );
// set content of cell
// *************************************************************************
// COPY - EVERY CELL TYPE
// ----------------------
newCell->setCellTag( cell->cellTag() );
// rules
rules_t rules = cell->rules();
rules_t::iterator current = rules.begin();
while( current != rules.end() )
{
newCell->addRule( (*current) );
++current;
}
// COPY - SPECIFIC FOR CELL TYPE
// -----------------------------
if( typeid(CellGroup) == typeid( *newCell ))
{
CellGroup *newCellGroup = dynamic_cast<CellGroup *>( newCell );
newCellGroup->setClosed( cell->isClosed() );
if( cell->hasChilds() )
{
Cell* child = cell->child();
while( child )
{
pasteCell( child, newCellGroup );
child = child->next();
}
}
}
else if( typeid(InputCell) == typeid( *newCell ))
{
InputCell *newInputCell = dynamic_cast<InputCell *>( newCell );
InputCell *oldInputCell = dynamic_cast<InputCell *>( cell );
newInputCell->setStyle( style );
newInputCell->setText( oldInputCell->text() );
if( oldInputCell->isEvaluated() )
{
newInputCell->setEvaluated( true );
newInputCell->setTextOutput( oldInputCell->textOutput() );
}
else
newInputCell->setEvaluated( false );
newInputCell->setClosed( oldInputCell->isClosed() );
}
else if( typeid(GraphCell) == typeid( *newCell ))
{
GraphCell *newGraphCell = dynamic_cast<GraphCell *>( newCell );
GraphCell *oldGraphCell = dynamic_cast<GraphCell *>( cell );
newGraphCell->setStyle( style );
newGraphCell->setText( oldGraphCell->text() );
if( oldGraphCell->isEvaluated() )
{
newGraphCell->setEvaluated( true );
newGraphCell->setTextOutput( oldGraphCell->textOutput() );
}
else
newGraphCell->setEvaluated( false );
newGraphCell->setClosed( oldGraphCell->isClosed() );
}
else if( typeid(TextCell) == typeid( *newCell ))
{
newCell->setStyle( style );
newCell->setTextHtml( cell->textHtml() );
}
else
{
// Error
throw runtime_error("pasteCell(): Unknown celltype.");
}
// *************************************************************************
// Add cell to document
if( !groupcell )
cursor->addBefore( newCell );
else //if there exists a groupcell add the new cell to that groupcell.
groupcell->addChild( newCell );
// set focus and readonly stuff (from old implementation, IA)
if(cursor->currentCell()->isClosed())
{
if(cursor->currentCell()->hasChilds())
{
cursor->currentCell()->child()->setReadOnly(false);
cursor->currentCell()->child()->setFocus(true);
}
}
else
{
cursor->currentCell()->setReadOnly(false);
cursor->currentCell()->setFocus(true);
}
}