qt4nodes.cpp

    QString realFile = scanDir + "/qbuild.pro";
    if (QFile::exists(realFile))
        subProjectPaths << realFile;

    // With QBuild 'subdirs' are implied
    QDir dir(scanDir);
    QStringList subDirs = dir.entryList(QDir::Dirs | QDir::NoDotAndDotDot);
    foreach (QString subDir, subDirs) {
        // 'tests' sub directories are an exception to the 'QBuild scans everything' rule.
        // Tests are only build with the 'make test' command, in which case QBuild WILL look
        // for a tests subdir and run everything in there.
        if (subDir != "tests")
            subProjectPaths += qBuildSubDirsPaths(scanDir + "/" + subDir);
    }

    return subProjectPaths;
}

QString Qt4PriFileNode::buildDir() const
{
    const QDir srcDirRoot = QFileInfo(m_project->rootProjectNode()->path()).absoluteDir();
    const QString relativeDir = srcDirRoot.relativeFilePath(m_projectDir);
    return QDir(m_project->buildDirectory(m_project->activeBuildConfiguration())).absoluteFilePath(relativeDir);
}

/*
  Sets project type to InvalidProject & deletes all subprojects/files/virtual folders
  */
void Qt4ProFileNode::invalidate()
{
    if (m_projectType == InvalidProject)
        return;

    clear();

    // change project type
    Qt4ProjectType oldType = m_projectType;
    m_projectType = InvalidProject;


    foreach (NodesWatcher *watcher, watchers())
        if (Qt4NodesWatcher *qt4Watcher = qobject_cast<Qt4NodesWatcher*>(watcher))
            emit qt4Watcher->projectTypeChanged(this, oldType, InvalidProject);
}

void Qt4ProFileNode::updateCodeModelSupportFromBuild(const QStringList &files)
{
    foreach (const QString &file, files) {
        QMap<QString, Qt4UiCodeModelSupport *>::const_iterator it, end;
        end = m_uiCodeModelSupport.constEnd();
        for (it = m_uiCodeModelSupport.constBegin(); it != end; ++it) {
            if (it.value()->fileName() == file)
                it.value()->updateFromBuild();
        }
    }
}

void Qt4ProFileNode::updateCodeModelSupportFromEditor(const QString &uiFileName, Designer::Internal::FormWindowEditor *fw)
{
    QMap<QString, Qt4UiCodeModelSupport *>::const_iterator it;
    it = m_uiCodeModelSupport.constFind(uiFileName);
    if (it != m_uiCodeModelSupport.constEnd()) {
        it.value()->updateFromEditor(fw);
    }
    foreach (ProjectExplorer::ProjectNode *pro, subProjectNodes())
        if (Qt4ProFileNode *qt4proFileNode = qobject_cast<Qt4ProFileNode *>(pro))
            qt4proFileNode->updateCodeModelSupportFromEditor(uiFileName, fw);
}

void Qt4ProFileNode::createUiCodeModelSupport()
{
//    qDebug()<<"creatUiCodeModelSupport()";
    CppTools::CppModelManagerInterface *modelManager
            = ExtensionSystem::PluginManager::instance()->getObject<CppTools::CppModelManagerInterface>();

    // First move all to
    QMap<QString, Qt4UiCodeModelSupport *> oldCodeModelSupport;
    oldCodeModelSupport = m_uiCodeModelSupport;
    m_uiCodeModelSupport.clear();

    // Only those two project types can have ui files for us
    if (m_projectType == ApplicationTemplate || m_projectType == LibraryTemplate) {
        // Find all ui files
        FindUiFileNodesVisitor uiFilesVisitor;
        this->accept(&uiFilesVisitor);
        const QList<FileNode*> uiFiles = uiFilesVisitor.uiFileNodes;

        // Find the UiDir, there can only ever be one
        QString uiDir = buildDir();
        QStringList tmp = m_varValues[UiDirVar];
        if (tmp.size() != 0)
            uiDir = tmp.first();

        foreach (FileNode *uiFile, uiFiles) {
            QString uiHeaderFilePath
                    = QString("%1/ui_%2.h").arg(uiDir, QFileInfo(uiFile->path()).completeBaseName());
	    uiHeaderFilePath = QDir::cleanPath(uiHeaderFilePath);

//            qDebug()<<"code model support for "<<uiFile->path()<<" "<<uiHeaderFilePath;
            QMap<QString, Qt4UiCodeModelSupport *>::iterator it = oldCodeModelSupport.find(uiFile->path());
            if (it != oldCodeModelSupport.end()) {
//                qDebug()<<"updated old codemodelsupport";
                Qt4UiCodeModelSupport *cms = it.value();
                cms->setFileName(uiHeaderFilePath);
                m_uiCodeModelSupport.insert(it.key(), cms);
                oldCodeModelSupport.erase(it);
            } else {
//                qDebug()<<"adding new codemodelsupport";
                Qt4UiCodeModelSupport *cms = new Qt4UiCodeModelSupport(modelManager, m_project, uiFile->path(), uiHeaderFilePath);
                m_uiCodeModelSupport.insert(uiFile->path(), cms);
                modelManager->addEditorSupport(cms);
            }
        }
    }
    // Remove old
    QMap<QString, Qt4UiCodeModelSupport *>::const_iterator it, end;
    end = oldCodeModelSupport.constEnd();
    for (it = oldCodeModelSupport.constBegin(); it!=end; ++it) {
        modelManager->removeEditorSupport(it.value());
        delete it.value();
    }
}

Qt4NodesWatcher::Qt4NodesWatcher(QObject *parent)
        : NodesWatcher(parent)
{
}