Renamed qmlmodelmanager.

src/plugins/qmljseditor/qmljsmodelmanager.cpp

@@ -0,0 +1,206 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** Commercial Usage
+**
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://qt.nokia.com/contact.
+**
+**************************************************************************/
+
+#include "qmljseditorconstants.h"
+#include "qmljsmodelmanager.h"
+#include "qmljseditor.h"
+
+#include <coreplugin/icore.h>
+#include <coreplugin/editormanager/editormanager.h>
+#include <coreplugin/progressmanager/progressmanager.h>
+#include <coreplugin/mimedatabase.h>
+#include <texteditor/itexteditor.h>
+
+#include <QFile>
+#include <QFileInfo>
+#include <QtConcurrentRun>
+#include <qtconcurrent/runextensions.h>
+#include <QTextStream>
+
+using namespace QmlJS;
+using namespace QmlJSEditor;
+using namespace QmlJSEditor::Internal;
+
+ModelManager::ModelManager(QObject *parent):
+        ModelManagerInterface(parent),
+        m_core(Core::ICore::instance())
+{
+    m_synchronizer.setCancelOnWait(true);
+
+    qRegisterMetaType<QmlJS::Document::Ptr>("QmlJS::Document::Ptr");
+
+    connect(this, SIGNAL(documentUpdated(QmlJS::Document::Ptr)),
+            this, SLOT(onDocumentUpdated(QmlJS::Document::Ptr)));
+}
+
+Snapshot ModelManager::snapshot() const
+{
+    QMutexLocker locker(&m_mutex);
+
+    return _snapshot;
+}
+
+void ModelManager::updateSourceFiles(const QStringList &files)
+{
+    refreshSourceFiles(files);
+}
+
+QFuture<void> ModelManager::refreshSourceFiles(const QStringList &sourceFiles)
+{
+    if (sourceFiles.isEmpty()) {
+        return QFuture<void>();
+    }
+
+    const QMap<QString, WorkingCopy> workingCopy = buildWorkingCopyList();
+
+    QFuture<void> result = QtConcurrent::run(&ModelManager::parse,
+                                              workingCopy, sourceFiles,
+                                              this);
+
+    if (m_synchronizer.futures().size() > 10) {
+        QList<QFuture<void> > futures = m_synchronizer.futures();
+
+        m_synchronizer.clearFutures();
+
+        foreach (QFuture<void> future, futures) {
+            if (! (future.isFinished() || future.isCanceled()))
+                m_synchronizer.addFuture(future);
+        }
+    }
+
+    m_synchronizer.addFuture(result);
+
+    if (sourceFiles.count() > 1) {
+        m_core->progressManager()->addTask(result, tr("Indexing"),
+                        QmlJSEditor::Constants::TASK_INDEX);
+    }
+
+    return result;
+}
+
+QMap<QString, ModelManager::WorkingCopy> ModelManager::buildWorkingCopyList()
+{
+    QMap<QString, WorkingCopy> workingCopy;
+    Core::EditorManager *editorManager = m_core->editorManager();
+
+    foreach (Core::IEditor *editor, editorManager->openedEditors()) {
+        const QString key = editor->file()->fileName();
+
+        if (TextEditor::ITextEditor *textEditor = qobject_cast<TextEditor::ITextEditor*>(editor)) {
+            if (QmlJSTextEditor *ed = qobject_cast<QmlJSTextEditor *>(textEditor->widget())) {
+                workingCopy[key].contents = ed->toPlainText();
+                workingCopy[key].documentRevision = ed->document()->revision();
+            }
+        }
+    }
+
+    return workingCopy;
+}
+
+void ModelManager::emitDocumentUpdated(Document::Ptr doc)
+{ emit documentUpdated(doc); }
+
+void ModelManager::onDocumentUpdated(Document::Ptr doc)
+{
+    QMutexLocker locker(&m_mutex);
+
+    _snapshot.insert(doc);
+}
+
+void ModelManager::parse(QFutureInterface<void> &future,
+                            QMap<QString, WorkingCopy> workingCopy,
+                            QStringList files,
+                            ModelManager *modelManager)
+{
+    Core::MimeDatabase *db = Core::ICore::instance()->mimeDatabase();
+    Core::MimeType jsSourceTy = db->findByType(QLatin1String("application/javascript"));
+    Core::MimeType qmlSourceTy = db->findByType(QLatin1String("application/x-qml"));
+
+    future.setProgressRange(0, files.size());
+
+    for (int i = 0; i < files.size(); ++i) {
+        future.setProgressValue(i);
+
+        const QString fileName = files.at(i);
+        QString contents;
+        int documentRevision = 0;
+
+        if (workingCopy.contains(fileName)) {
+            WorkingCopy wc = workingCopy.value(fileName);
+            contents = wc.contents;
+            documentRevision = wc.documentRevision;
+        } else {
+            QFile inFile(fileName);
+
+            if (inFile.open(QIODevice::ReadOnly)) {
+                QTextStream ins(&inFile);
+                contents = ins.readAll();
+                inFile.close();
+            }
+        }
+
+        Document::Ptr doc = Document::create(fileName);
+        doc->setDocumentRevision(documentRevision);
+        doc->setSource(contents);
+
+        const QFileInfo fileInfo(fileName);
+        Core::MimeType fileMimeTy = db->findByFile(fileInfo);
+
+        if (matchesMimeType(fileMimeTy, jsSourceTy))
+            doc->parseJavaScript();
+        else if (matchesMimeType(fileMimeTy, qmlSourceTy))
+            doc->parseQml();
+        else
+            qWarning() << "Don't know how to treat" << fileName;
+
+        modelManager->emitDocumentUpdated(doc);
+    }
+
+    future.setProgressValue(files.size());
+}
+
+// Check whether fileMimeType is the same or extends knownMimeType
+bool ModelManager::matchesMimeType(const Core::MimeType &fileMimeType, const Core::MimeType &knownMimeType)
+{
+    Core::MimeDatabase *db = Core::ICore::instance()->mimeDatabase();
+
+    const QStringList knownTypeNames = QStringList(knownMimeType.type()) + knownMimeType.aliases();
+
+    foreach (const QString knownTypeName, knownTypeNames)
+        if (fileMimeType.matchesType(knownTypeName))
+            return true;
+
+    // recursion to parent types of fileMimeType
+    foreach (const QString &parentMimeType, fileMimeType.subClassesOf()) {
+        if (matchesMimeType(db->findByType(parentMimeType), knownMimeType))
+            return true;
+    }
+
+    return false;
+}