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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://www.qt.io/licensing. For further information
** use the contact form at http://www.qt.io/contact-us.
**
** 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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef IVERSIONCONTROL_H
#define IVERSIONCONTROL_H
#include "core_global.h"
#include "id.h"
#include <QDateTime>
#include <QFlags>
#include <QHash>
#include <QObject>
#include <QString>
namespace Core {
class CORE_EXPORT IVersionControl : public QObject
{
Q_OBJECT
Q_ENUMS(SettingsFlag Operation)
public:
enum SettingsFlag {
AutoOpen = 0x1
};
Q_DECLARE_FLAGS(SettingsFlags, SettingsFlag)
enum Operation {
AddOperation, DeleteOperation, MoveOperation,
CreateRepositoryOperation,
SnapshotOperations,
AnnotateOperation,
CheckoutOperation,
GetRepositoryRootOperation
};
enum OpenSupportMode {
NoOpen, /*!< Files can be edited without noticing the VCS */
OpenOptional, /*!< Files can be opened by the VCS, or hijacked */
OpenMandatory /*!< Files must always be opened by the VCS */
};
class CORE_EXPORT TopicCache
{
public:
virtual ~TopicCache();
QString topic(const QString &topLevel);
protected:
virtual QString trackFile(const QString &repository) = 0;
virtual QString refreshTopic(const QString &repository) = 0;
private:
struct TopicData
{
QDateTime timeStamp;
QString topic;
};
QHash<QString, TopicData> m_cache;
};
explicit IVersionControl(TopicCache *topicCache = 0) : m_topicCache(topicCache) {}
virtual ~IVersionControl();
virtual QString displayName() const = 0;
virtual Id id() const = 0;
/*!
* Returns whether files in this directory should be managed with this
* version control.
* If \a topLevel is non-null, it should return the topmost directory,
* for which this IVersionControl should be used. The VcsManager assumes
* that all files in the returned directory are managed by the same IVersionControl.
*/
virtual bool managesDirectory(const QString &filename, QString *topLevel = 0) const = 0;
/*!
* Returns whether \a fileName is managed by this version control.
*
* \a workingDirectory is assumed to be part of a valid repository (not necessarily its
* top level). \a fileName is expected to be relative to workingDirectory.
*/
virtual bool managesFile(const QString &workingDirectory, const QString &fileName) const = 0;
/*!
* Returns true is the VCS is configured to run.
*/
virtual bool isConfigured() const = 0;
/*!
* Called to query whether a VCS supports the respective operations.
*
* Return false if the VCS is not configured yet.
*/
virtual bool supportsOperation(Operation operation) const = 0;
/*!
* Returns the open support mode for \a fileName.
*/
virtual OpenSupportMode openSupportMode(const QString &fileName) const;
/*!
* Called prior to save, if the file is read only. Should be implemented if
* the scc requires a operation before editing the file, e.g. 'p4 edit'
*
* \note The EditorManager calls this for the editors.
*/
virtual bool vcsOpen(const QString &fileName) = 0;
/*!
* Returns settings.
*/
virtual SettingsFlags settingsFlags() const { return 0; }
/*!
* Called after a file has been added to a project If the version control
* needs to know which files it needs to track you should reimplement this
* function, e.g. 'p4 add', 'cvs add', 'svn add'.
*
* \note This function should be called from IProject subclasses after
* files are added to the project.
*/
virtual bool vcsAdd(const QString &filename) = 0;
/*!
* Called after a file has been removed from the project (if the user
* wants), e.g. 'p4 delete', 'svn delete'.
*/
virtual bool vcsDelete(const QString &filename) = 0;
/*!
* Called to rename a file, should do the actual on disk renaming
* (e.g. git mv, svn move, p4 move)
*/
virtual bool vcsMove(const QString &from, const QString &to) = 0;
/*!
* Called to initialize the version control system in a directory.
*/
virtual bool vcsCreateRepository(const QString &directory) = 0;
/*!
* Called to clone/checkout the version control system in a directory.
*/
virtual bool vcsCheckout(const QString &directory, const QByteArray &url) = 0;
/*!
* Called to get the version control repository root.
*/
virtual QString vcsGetRepositoryURL(const QString &directory) = 0;
/*!
* Topic (e.g. name of the current branch)
*/
virtual QString vcsTopic(const QString &topLevel);
/*!
* Display annotation for a file and scroll to line
*/
virtual bool vcsAnnotate(const QString &file, int line) = 0;
/*!
* Display text for Open operation
*/
virtual QString vcsOpenText() const;
/*!
* Display text for Make Writable
*/
virtual QString vcsMakeWritableText() const;
/*!
* Return a list of paths where tools that came with the VCS may be installed.
* This is helpful on windows where e.g. git comes with a lot of nice unix tools.
*/
virtual QStringList additionalToolsPath() const;
signals:
void repositoryChanged(const QString &repository);
void filesChanged(const QStringList &files);
void configurationChanged();
private:
TopicCache *m_topicCache;
};
Q_DECLARE_OPERATORS_FOR_FLAGS(Core::IVersionControl::SettingsFlags)
} // namespace Core
#if defined(WITH_TESTS)
#include <QSet>
namespace Core {
class CORE_EXPORT TestVersionControl : public IVersionControl
{
Q_OBJECT
public:
TestVersionControl(Core::Id id, const QString &name) :
m_id(id), m_displayName(name), m_dirCount(0), m_fileCount(0)
{ }
~TestVersionControl();
void setManagedDirectories(const QHash<QString, QString> &dirs);
void setManagedFiles(const QSet<QString> &files);
int dirCount() const { return m_dirCount; }
int fileCount() const { return m_fileCount; }
// IVersionControl interface
QString displayName() const { return m_displayName; }
Id id() const { return m_id; }
bool managesDirectory(const QString &filename, QString *topLevel) const;
bool managesFile(const QString &workingDirectory, const QString &fileName) const;
bool isConfigured() const { return true; }
bool supportsOperation(Operation) const { return false; }
bool vcsOpen(const QString &) { return false; }
bool vcsAdd(const QString &) { return false; }
bool vcsDelete(const QString &) { return false; }
bool vcsMove(const QString &, const QString &) { return false; }
bool vcsCreateRepository(const QString &) { return false; }
bool vcsCheckout(const QString &, const QByteArray &) { return false; }
QString vcsGetRepositoryURL(const QString &) { return QString(); }
bool vcsAnnotate(const QString &, int) { return false; }
private:
Id m_id;
QString m_displayName;
QHash<QString, QString> m_managedDirs;
QSet<QString> m_managedFiles;
mutable int m_dirCount;
mutable int m_fileCount;
};
} // namespace Core
#endif
#endif // IVERSIONCONTROL_H
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