qt-creator/src/plugins/projectexplorer/sessionmodel.cpp

/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
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** GNU General Public License Usage
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** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
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#include "sessionmodel.h"
#include "session.h"

#include "sessiondialog.h"

#include <utils/algorithm.h>
#include <utils/fileutils.h>
#include <utils/stringutils.h>

#include <QFileInfo>
#include <QDir>

namespace ProjectExplorer {
namespace Internal {

SessionModel::SessionModel(QObject *parent)
    : QAbstractListModel(parent)
{
    connect(SessionManager::instance(), &SessionManager::sessionLoaded,
            this, &SessionModel::resetSessions);
}

int SessionModel::rowCount(const QModelIndex &) const
{
    return SessionManager::sessions().count();
}

QStringList pathsToBaseNames(const QStringList &paths)
{
    return Utils::transform(paths, [](const QString &path) {
        return QFileInfo(path).completeBaseName();
    });
}

QStringList pathsWithTildeHomePath(const QStringList &paths)
{
    return Utils::transform(paths, [](const QString &path) {
        return Utils::withTildeHomePath(QDir::toNativeSeparators(path));
    });
}

QVariant SessionModel::data(const QModelIndex &index, int role) const
{
    if (role == Qt::DisplayRole || role == DefaultSessionRole ||
            role == LastSessionRole || role == ActiveSessionRole || role == ProjectsPathRole  || role == ProjectsDisplayRole) {
        QString sessionName = SessionManager::sessions().at(index.row());
        if (role == Qt::DisplayRole)
            return sessionName;
        else if (role == DefaultSessionRole)
            return SessionManager::isDefaultSession(sessionName);
        else if (role == LastSessionRole)
            return SessionManager::lastSession() == sessionName;
        else if (role == ActiveSessionRole)
            return SessionManager::activeSession() == sessionName;
        else if (role == ProjectsPathRole)
            return pathsWithTildeHomePath(SessionManager::projectsForSessionName(sessionName));
        else if (role == ProjectsDisplayRole)
            return pathsToBaseNames(SessionManager::projectsForSessionName(sessionName));
    }
    return QVariant();
}

QHash<int, QByteArray> SessionModel::roleNames() const
{
    static QHash<int, QByteArray> extraRoles{
        {Qt::DisplayRole, "sessionName"},
        {DefaultSessionRole, "defaultSession"},
        {ActiveSessionRole, "activeSession"},
        {LastSessionRole, "lastSession"},
        {ProjectsPathRole, "projectsPath"},
        {ProjectsDisplayRole, "projectsName"}
    };
    return QAbstractListModel::roleNames().unite(extraRoles);
}

bool SessionModel::isDefaultVirgin() const
{
    return SessionManager::isDefaultVirgin();
}

void SessionModel::resetSessions()
{
    beginResetModel();
    endResetModel();
}

void SessionModel::cloneSession(const QString &session)
{
    SessionNameInputDialog newSessionInputDialog(SessionManager::sessions(), nullptr);
    newSessionInputDialog.setWindowTitle(tr("New Session Name"));
    newSessionInputDialog.setValue(session + QLatin1String(" (2)"));

    if (newSessionInputDialog.exec() == QDialog::Accepted) {
        QString newSession = newSessionInputDialog.value();
        if (newSession.isEmpty() || SessionManager::sessions().contains(newSession))
            return;
        beginResetModel();
        SessionManager::cloneSession(session, newSession);
        endResetModel();

        if (newSessionInputDialog.isSwitchToRequested())
            SessionManager::loadSession(newSession);
    }
}

void SessionModel::deleteSession(const QString &session)
{
    if (!SessionManager::confirmSessionDelete(session))
        return;
    beginResetModel();
    SessionManager::deleteSession(session);
    endResetModel();
}

void SessionModel::renameSession(const QString &session)
{
    SessionNameInputDialog newSessionInputDialog(SessionManager::sessions(), nullptr);
    newSessionInputDialog.setWindowTitle(tr("New Session Name"));
    newSessionInputDialog.setValue(session);

    if (newSessionInputDialog.exec() == QDialog::Accepted) {
        QString newSession = newSessionInputDialog.value();
        if (newSession.isEmpty() || SessionManager::sessions().contains(newSession))
            return;
        beginResetModel();
        SessionManager::renameSession(session, newSession);
        endResetModel();

        if (newSessionInputDialog.isSwitchToRequested())
            SessionManager::loadSession(newSession);
    }
}
} // namespace Internal
} // namespace ProjectExplorer