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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.
**
**************************************************************************/
#include "resourcehandler.h"
#include "designerconstants.h"
#include <projectexplorer/projectexplorer.h>
#include <projectexplorer/projectnodes.h>
#include <projectexplorer/nodesvisitor.h>
#include <projectexplorer/project.h>
#include <projectexplorer/session.h>
#include "qt_private/formwindowbase_p.h"
#include "qt_private/qtresourcemodel_p.h"
#include <utils/qtcassert.h>
using ProjectExplorer::NodesVisitor;
using ProjectExplorer::ProjectNode;
using ProjectExplorer::FolderNode;
using ProjectExplorer::FileNode;
namespace Designer {
namespace Internal {
// Visit project nodes and collect qrc-files.
class QrcFilesVisitor : public NodesVisitor
{
public:
QStringList qrcFiles() const;
void visitProjectNode(ProjectNode *node);
void visitFolderNode(FolderNode *node);
private:
QStringList m_qrcFiles;
};
QStringList QrcFilesVisitor::qrcFiles() const
{
return m_qrcFiles;
}
void QrcFilesVisitor::visitProjectNode(ProjectNode *projectNode)
{
visitFolderNode(projectNode);
}
void QrcFilesVisitor::visitFolderNode(FolderNode *folderNode)
{
foreach (const FileNode *fileNode, folderNode->fileNodes()) {
if (fileNode->fileType() == ProjectExplorer::ResourceType)
m_qrcFiles.append(fileNode->path());
}
}
// ------------ ResourceHandler
ResourceHandler::ResourceHandler(qdesigner_internal::FormWindowBase *fw) :
QObject(fw),
m_form(fw),
m_sessionNode(0),
m_sessionWatcher(0)
{
}
void ResourceHandler::ensureInitialized()
{
if (m_sessionNode)
return;
ProjectExplorer::ProjectExplorerPlugin *pe = ProjectExplorer::ProjectExplorerPlugin::instance();
ProjectExplorer::SessionManager *session = pe->session();
m_sessionNode = session->sessionNode();
m_sessionWatcher = new ProjectExplorer::NodesWatcher();
connect(m_sessionWatcher, SIGNAL(filesAdded()), this, SLOT(updateResources()));
connect(m_sessionWatcher, SIGNAL(filesRemoved()), this, SLOT(updateResources()));
connect(m_sessionWatcher, SIGNAL(foldersAdded()), this, SLOT(updateResources()));
connect(m_sessionWatcher, SIGNAL(foldersRemoved()), this, SLOT(updateResources()));
m_sessionNode->registerWatcher(m_sessionWatcher);
m_originalUiQrcPaths = m_form->resourceSet()->activeQrcPaths();
if (Designer::Constants::Internal::debug)
qDebug() << "ResourceHandler::ensureInitialized() origPaths=" << m_originalUiQrcPaths;
}
ResourceHandler::~ResourceHandler()
{
// Close: Delete the Designer form window via embedding widget
if (m_sessionNode && m_sessionWatcher) {
m_sessionNode->unregisterWatcher(m_sessionWatcher);
delete m_sessionWatcher;
}
}
void ResourceHandler::updateResources()
{
ensureInitialized();
const QString fileName = m_form->fileName();
QTC_ASSERT(!fileName.isEmpty(), return)
if (Designer::Constants::Internal::debug)
qDebug() << "ResourceHandler::updateResources()" << fileName;
ProjectExplorer::ProjectExplorerPlugin *pe = ProjectExplorer::ProjectExplorerPlugin::instance();
// filename could change in the meantime.
ProjectExplorer::Project *project = pe->session()->projectForFile(fileName);
// Does the file belong to a project?
if (project) {
// Collect project resource files.
ProjectNode *root = project->rootProjectNode();
QrcFilesVisitor qrcVisitor;
root->accept(&qrcVisitor);
const QStringList projectQrcFiles = qrcVisitor.qrcFiles();
m_form->resourceSet()->activateQrcPaths(projectQrcFiles);
m_form->setSaveResourcesBehaviour(qdesigner_internal::FormWindowBase::SaveOnlyUsedQrcFiles);
if (Designer::Constants::Internal::debug)
qDebug() << "ResourceHandler::updateResources()" << fileName
<< " associated with project" << project->rootProjectNode()->path()
<< " using project qrc files" << projectQrcFiles.size();
} else {
// Use resource file originally used in form
m_form->resourceSet()->activateQrcPaths(m_originalUiQrcPaths);
m_form->setSaveResourcesBehaviour(qdesigner_internal::FormWindowBase::SaveAll);
if (Designer::Constants::Internal::debug)
qDebug() << "ResourceHandler::updateResources()" << fileName << " not associated with project, using loaded qrc files.";
}
}
} // namespace Internal
} // namespace Designer
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