Sessions: move sessionmodel to an extra file

Change-Id: I96084e925ce6a47533f9c87a988ceb0834fe4037
Reviewed-by: Eike Ziller <eike.ziller@qt.io>
Reviewed-by: Tobias Hunger <tobias.hunger@qt.io>

src/plugins/projectexplorer/sessionmodel.cpp

@@ -0,0 +1,159 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** 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 The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** 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
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+****************************************************************************/
+
+#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