Move BuildGraphLoader into its own set of files.

Change-Id: Icd11a83337a34d3544bfd59c1ab93c9d2ccb4dea
Reviewed-by: Joerg Bornemann <joerg.bornemann@digia.com>

1 files changed, 85 insertions, 0 deletions

diff --git a/src/lib/buildgraph/buildgraphloader.h b/src/lib/buildgraph/buildgraphloader.h
new file mode 100644
index 000000000..6bc0b625b
--- /dev/null
+++ b/src/lib/buildgraph/buildgraphloader.h
@@ -0,0 +1,85 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt Build Suite.
+**
+** 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://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/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 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, 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 QBS_BUILDGRAPHLOADER_H
+#define QBS_BUILDGRAPHLOADER_H
+
+#include "forward_decls.h"
+
+#include <language/forward_decls.h>
+#include <logging/logger.h>
+
+#include <QProcessEnvironment>
+
+namespace qbs {
+class SetupProjectParameters;
+
+namespace Internal {
+class ArtifactList;
+
+class BuildGraphLoadResult
+{
+public:
+    BuildGraphLoadResult() : discardLoadedProject(false) {}
+
+    TopLevelProjectPtr newlyResolvedProject;
+    TopLevelProjectPtr loadedProject;
+    bool discardLoadedProject;
+};
+
+
+class BuildGraphLoader
+{
+public:
+    BuildGraphLoader(const QProcessEnvironment &env, const Logger &logger);
+
+    BuildGraphLoadResult load(const SetupProjectParameters &parameters,
+                              const RulesEvaluationContextPtr &evalContext);
+
+private:
+    void trackProjectChanges(const SetupProjectParameters &parameters,
+                             const QString &buildGraphFilePath,
+                             const TopLevelProjectPtr &restoredProject);
+    void onProductRemoved(const ResolvedProductPtr &product);
+    void onProductChanged(const ResolvedProductPtr &product,
+                          const ResolvedProductPtr &changedProduct);
+    void removeArtifactAndExclusiveDependents(Artifact *artifact,
+            ArtifactList *removedArtifacts = 0);
+    bool checkForPropertyChanges(const TransformerPtr &restoredTrafo, const ResolvedProductPtr &freshProduct);
+    void replaceFileDependencyWithArtifact(Artifact *filedep, Artifact *artifact);
+
+    RulesEvaluationContextPtr m_evalContext;
+    BuildGraphLoadResult m_result;
+    Logger m_logger;
+    QProcessEnvironment m_environment;
+};
+
+} // namespace Internal
+} // namespace qbs
+
+#endif // Include guard.