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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** No Commercial Usage
**
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/
#ifndef BRANCHMODEL_H
#define BRANCHMODEL_H
#include <QtCore/QAbstractListModel>
#include <QtCore/QList>
#include <QtCore/QVariant>
namespace Git {
namespace Internal {
class GitClient;
/* A read-only model to list git remote branches in a simple list of branch names.
* The tooltip describes the latest commit (delayed creation).
* Provides virtuals to be able to derive a local branch model with the notion
* of a "current branch". */
class RemoteBranchModel : public QAbstractListModel {
Q_OBJECT
public:
explicit RemoteBranchModel(GitClient *client, QObject *parent = 0);
virtual void clear();
virtual bool refresh(const QString &workingDirectory, QString *errorMessage);
QString branchName(int row) const;
// QAbstractListModel
virtual int rowCount(const QModelIndex &parent = QModelIndex()) const;
virtual QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
virtual Qt::ItemFlags flags(const QModelIndex &index) const;
int branchCount() const;
QString workingDirectory() const;
int findBranchByName(const QString &name) const;
protected:
struct Branch {
bool parse(const QString &line, bool *isCurrent);
QString name;
QString currentSHA;
mutable QString toolTip;
};
typedef QList<Branch> BranchList;
/* Parse git output and populate m_branches. */
bool refreshBranches(const QString &workingDirectory, bool remoteBranches,
int *currentBranch, QString *errorMessage);
bool runGitBranchCommand(const QString &workingDirectory, const QStringList &additionalArgs, QString *output, QString *errorMessage);
private:
QString toolTip(const QString &sha) const;
const Qt::ItemFlags m_flags;
GitClient *m_client;
QString m_workingDirectory;
BranchList m_branches;
};
/* LocalBranchModel: Extends RemoteBranchModel by a read-only
* checkable column indicating the current branch. Provides an
* editable "Type here" new-branch-row at the bottom to create
* a new branch. */
class LocalBranchModel : public RemoteBranchModel {
Q_OBJECT
public:
explicit LocalBranchModel(GitClient *client,
QObject *parent = 0);
virtual void clear();
virtual bool refresh(const QString &workingDirectory, QString *errorMessage);
// is this the "type here" row?
bool isNewBranchRow(int row) const;
bool isNewBranchRow(const QModelIndex & index) const { return isNewBranchRow(index.row()); }
int currentBranch() const;
// QAbstractListModel
virtual int rowCount(const QModelIndex &parent = QModelIndex()) const;
virtual QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
virtual bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole);
virtual Qt::ItemFlags flags(const QModelIndex &index) const;
signals:
void newBranchCreated(const QString &);
void newBranchEntered(const QString &);
private slots:
void slotNewBranchDelayedRefresh();
private:
bool checkNewBranchName(const QString &name) const;
const QVariant m_typeHere;
const QVariant m_typeHereToolTip;
int m_currentBranch;
QString m_newBranch;
};
}
}
#endif // BRANCHMODEL_H
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