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/***************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Qt Software Information (qt-info@nokia.com)
**
**
** Non-Open Source Usage
**
** Licensees may use this file in accordance with the Qt Beta Version
** License Agreement, Agreement version 2.2 provided with the Software or,
** alternatively, in accordance with the terms contained in a written
** agreement between you and Nokia.
**
** GNU General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the packaging
** of this file. Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
**
** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
** http://www.gnu.org/copyleft/gpl.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt GPL Exception
** version 1.2, included in the file GPL_EXCEPTION.txt in this package.
**
***************************************************************************/
***************************************************************************/
#include "OverviewModel.h"
#include "Overview.h"
#include <Scope.h>
#include <Semantic.h>
#include <Literals.h>
#include <Symbols.h>
#include <QFile>
#include <QtDebug>
using namespace CPlusPlus;
OverviewModel::OverviewModel(QObject *parent)
: QAbstractItemModel(parent)
{ }
OverviewModel::~OverviewModel()
{ }
bool OverviewModel::hasDocument() const
{
return _cppDocument;
}
Document::Ptr OverviewModel::document() const
{
return _cppDocument;
}
unsigned OverviewModel::globalSymbolCount() const
{
unsigned count = 0;
if (_cppDocument)
count += _cppDocument->globalSymbolCount();
return count;
}
Symbol *OverviewModel::globalSymbolAt(unsigned index) const
{ return _cppDocument->globalSymbolAt(index); }
QModelIndex OverviewModel::index(int row, int column, const QModelIndex &parent) const
{
if (! hasDocument()) {
return QModelIndex();
} else if (! parent.isValid()) {
Symbol *symbol = globalSymbolAt(row);
return createIndex(row, column, symbol);
} else {
Symbol *parentSymbol = static_cast<Symbol *>(parent.internalPointer());
Q_ASSERT(parentSymbol != 0);
ScopedSymbol *scopedSymbol = parentSymbol->asScopedSymbol();
Q_ASSERT(scopedSymbol != 0);
Scope *scope = scopedSymbol->members();
Q_ASSERT(scope != 0);
return createIndex(row, 0, scope->symbolAt(row));
}
}
QModelIndex OverviewModel::parent(const QModelIndex &child) const
{
Symbol *symbol = static_cast<Symbol *>(child.internalPointer());
Q_ASSERT(symbol != 0);
if (Scope *scope = symbol->scope()) {
Symbol *parentSymbol = scope->owner();
if (parentSymbol && parentSymbol->scope())
return createIndex(parentSymbol->index(), 0, parentSymbol);
}
return QModelIndex();
}
int OverviewModel::rowCount(const QModelIndex &parent) const
{
if (hasDocument()) {
if (! parent.isValid()) {
return globalSymbolCount();
} else {
Symbol *parentSymbol = static_cast<Symbol *>(parent.internalPointer());
Q_ASSERT(parentSymbol != 0);
if (ScopedSymbol *scopedSymbol = parentSymbol->asScopedSymbol()) {
if (! scopedSymbol->isFunction()) {
Scope *parentScope = scopedSymbol->members();
Q_ASSERT(parentScope != 0);
return parentScope->symbolCount();
}
}
}
}
return 0;
}
int OverviewModel::columnCount(const QModelIndex &) const
{
return 1;
}
QVariant OverviewModel::data(const QModelIndex &index, int role) const
{
switch (role) {
case Qt::DisplayRole: {
Symbol *symbol = static_cast<Symbol *>(index.internalPointer());
QString name = _overview.prettyName(symbol->name());
if (name.isEmpty())
name = QLatin1String("anonymous");
if (! symbol->isScopedSymbol() || symbol->isFunction()) {
QString type = _overview.prettyType(symbol->type());
if (! type.isEmpty()) {
if (! symbol->type()->isFunction())
name += QLatin1String(": ");
name += type;
}
}
return name;
}
case Qt::EditRole: {
Symbol *symbol = static_cast<Symbol *>(index.internalPointer());
QString name = _overview.prettyName(symbol->name());
if (name.isEmpty())
name = QLatin1String("anonymous");
return name;
}
case Qt::DecorationRole: {
Symbol *symbol = static_cast<Symbol *>(index.internalPointer());
return _icons.iconForSymbol(symbol);
} break;
case FileNameRole: {
Symbol *symbol = static_cast<Symbol *>(index.internalPointer());
return QString::fromUtf8(symbol->fileName(), symbol->fileNameLength());
}
case LineNumberRole: {
Symbol *symbol = static_cast<Symbol *>(index.internalPointer());
return symbol->line();
}
default:
return QVariant();
} // switch
}
Symbol *OverviewModel::symbolFromIndex(const QModelIndex &index) const
{
return static_cast<Symbol *>(index.internalPointer());
}
void OverviewModel::rebuild(Document::Ptr doc)
{
_cppDocument = doc;
reset();
}
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