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/*
* MI based debugger specific Variable
*
* Copyright 2009 Vladimir Prus <ghost@cs.msu.su>
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef MIVARIABLE_H
#define MIVARIABLE_H
#include "mi/mi.h"
#include <debugger/variable/variablecollection.h>
#include <QPointer>
class CreateVarobjHandler;
class FetchMoreChildrenHandler;
class SetFormatHandler;
namespace KDevMI {
class MIDebugSession;
class MIVariable : public KDevelop::Variable
{
Q_OBJECT
public:
MIVariable(MIDebugSession *session, KDevelop::TreeModel* model, KDevelop::TreeItem* parent,
const QString& expression, const QString& display = QString());
~MIVariable() override;
/* FIXME: should eventually remove, so that existence of
varobjs is fully encapsulalated inside GdbVariable. */
const QString& varobj() const;
void handleUpdate(const MI::Value& var);
/* Called when debugger dies. Clears the association between varobj names
and Variable instances. */
void markAsDead();
bool canSetFormat() const override { return true; }
protected: // Variable overrides
void attachMaybe(QObject *callback, const char *callbackMethod) override;
void fetchMoreChildren() override;
void formatChanged() override;
protected: // Internal
friend class ::CreateVarobjHandler;
friend class ::FetchMoreChildrenHandler;
friend class ::SetFormatHandler;
/**
* Construct a MIVariable child directly from a MI value
*/
MIVariable *createChild(const MI::Value &child);
QString enquotedExpression() const;
virtual QString formatValue(const QString &rawValue) const;
bool sessionIsAlive() const;
void setVarobj(const QString& v);
protected:
QPointer<MIDebugSession> m_debugSession;
private:
QString m_varobj;
// How many children should be fetched in one
// increment.
static const int s_fetchStep = 5;
};
} // end of KDevMI
#endif
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