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qt-creator/src/plugins/qmljstools/qmljsmodelmanager.cpp
Orgad Shaneh 29a93998df Remove braces for single lines of conditions 
#!/usr/bin/env ruby

Dir.glob('**/*.cpp') { |file|
  # skip ast (excluding paste, astpath, and canv'ast'imer)
  next if file =~ /ast[^eip]|keywords\.|qualifiers|preprocessor|names.cpp/i
  s = File.read(file)
  next if s.include?('qlalr')
  orig = s.dup
  s.gsub!(/\n *if [^\n]*{\n[^\n]*\n\s+}(\s+else if [^\n]* {\n[^\n]*\n\s+})*(\s+else {\n[^\n]*\n\s+})?\n/m) { |m|
    res = $&
    if res =~ /^\s*(\/\/|[A-Z_]{3,})/ # C++ comment or macro (Q_UNUSED, SDEBUG), do not touch braces
      res
    else
      res.gsub!('} else', 'else')
      res.gsub!(/\n +} *\n/m, "\n")
      res.gsub(/ *{$/, '')
    end
  }
  s.gsub!(/ *$/, '')
  File.open(file, 'wb').write(s) if s != orig
}

Change-Id: I3b30ee60df0986f66c02132c65fc38a3fbb6bbdc
Reviewed-by: hjk <qthjk@ovi.com>
2013-01-08 10:48:18 +01:00

838 lines
28 KiB
C++
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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** 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 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.
**
****************************************************************************/
#include "qmljsmodelmanager.h"
#include "qmljstoolsconstants.h"
#include "qmljsplugindumper.h"
#include "qmljsfindexportedcpptypes.h"
#include "qmljssemanticinfo.h"
#include <coreplugin/icore.h>
#include <coreplugin/editormanager/editormanager.h>
#include <coreplugin/progressmanager/progressmanager.h>
#include <coreplugin/mimedatabase.h>
#include <coreplugin/messagemanager.h>
#include <cpptools/ModelManagerInterface.h>
#include <cplusplus/CppDocument.h>
#include <qmljs/qmljscontext.h>
#include <qmljs/qmljsbind.h>
#include <qmljs/parser/qmldirparser_p.h>
#include <texteditor/itexteditor.h>
#include <texteditor/basetexteditor.h>
#include <projectexplorer/project.h>
#include <projectexplorer/projectexplorer.h>
#include <projectexplorer/projectexplorerconstants.h>
#include <projectexplorer/session.h>
#include <qtsupport/baseqtversion.h>
#include <utils/hostosinfo.h>
#include <QDir>
#include <QFile>
#include <QFileInfo>
#include <QLibraryInfo>
#include <QtConcurrentRun>
#include <utils/runextensions.h>
#include <QTextStream>
#include <QCoreApplication>
#include <QTimer>
#include <QDebug>
using namespace QmlJS;
using namespace QmlJSTools;
using namespace QmlJSTools::Internal;
static QStringList environmentImportPaths();
QmlJS::Document::Language QmlJSTools::languageOfFile(const QString &fileName)
{
QStringList jsSuffixes(QLatin1String("js"));
QStringList qmlSuffixes(QLatin1String("qml"));
QStringList jsonSuffixes(QLatin1String("json"));
if (Core::ICore::instance()) {
Core::MimeDatabase *db = Core::ICore::mimeDatabase();
Core::MimeType jsSourceTy = db->findByType(QLatin1String(Constants::JS_MIMETYPE));
jsSuffixes = jsSourceTy.suffixes();
Core::MimeType qmlSourceTy = db->findByType(QLatin1String(Constants::QML_MIMETYPE));
qmlSuffixes = qmlSourceTy.suffixes();
Core::MimeType jsonSourceTy = db->findByType(QLatin1String(Constants::JSON_MIMETYPE));
jsonSuffixes = jsonSourceTy.suffixes();
}
const QFileInfo info(fileName);
const QString fileSuffix = info.suffix();
if (jsSuffixes.contains(fileSuffix))
return QmlJS::Document::JavaScriptLanguage;
if (qmlSuffixes.contains(fileSuffix))
return QmlJS::Document::QmlLanguage;
if (jsonSuffixes.contains(fileSuffix))
return QmlJS::Document::JsonLanguage;
return QmlJS::Document::UnknownLanguage;
}
QStringList QmlJSTools::qmlAndJsGlobPatterns()
{
QStringList pattern;
if (Core::ICore::instance()) {
Core::MimeDatabase *db = Core::ICore::mimeDatabase();
Core::MimeType jsSourceTy = db->findByType(QLatin1String(Constants::JS_MIMETYPE));
Core::MimeType qmlSourceTy = db->findByType(QLatin1String(Constants::QML_MIMETYPE));
QStringList pattern;
foreach (const Core::MimeGlobPattern &glob, jsSourceTy.globPatterns())
pattern << glob.regExp().pattern();
foreach (const Core::MimeGlobPattern &glob, qmlSourceTy.globPatterns())
pattern << glob.regExp().pattern();
} else {
pattern << QLatin1String("*.qml") << QLatin1String("*.js");
}
return pattern;
}
ModelManager::ModelManager(QObject *parent):
ModelManagerInterface(parent),
m_pluginDumper(new PluginDumper(this))
{
m_synchronizer.setCancelOnWait(true);
m_updateCppQmlTypesTimer = new QTimer(this);
m_updateCppQmlTypesTimer->setInterval(1000);
m_updateCppQmlTypesTimer->setSingleShot(true);
connect(m_updateCppQmlTypesTimer, SIGNAL(timeout()), SLOT(startCppQmlTypeUpdate()));
qRegisterMetaType<QmlJS::Document::Ptr>("QmlJS::Document::Ptr");
qRegisterMetaType<QmlJS::LibraryInfo>("QmlJS::LibraryInfo");
qRegisterMetaType<QmlJSTools::SemanticInfo>("QmlJSTools::SemanticInfo");
loadQmlTypeDescriptions();
m_defaultImportPaths << environmentImportPaths();
updateImportPaths();
}
ModelManager::~ModelManager()
{
m_cppQmlTypesUpdater.cancel();
m_cppQmlTypesUpdater.waitForFinished();
}
void ModelManager::delayedInitialization()
{
CPlusPlus::CppModelManagerInterface *cppModelManager =
CPlusPlus::CppModelManagerInterface::instance();
if (cppModelManager) {
// It's important to have a direct connection here so we can prevent
// the source and AST of the cpp document being cleaned away.
connect(cppModelManager, SIGNAL(documentUpdated(CPlusPlus::Document::Ptr)),
this, SLOT(maybeQueueCppQmlTypeUpdate(CPlusPlus::Document::Ptr)), Qt::DirectConnection);
}
ProjectExplorer::SessionManager *sessionManager = ProjectExplorer::ProjectExplorerPlugin::instance()->session();
connect(sessionManager, SIGNAL(projectRemoved(ProjectExplorer::Project*)),
this, SLOT(removeProjectInfo(ProjectExplorer::Project*)));
}
void ModelManager::loadQmlTypeDescriptions()
{
if (Core::ICore::instance()) {
loadQmlTypeDescriptions(Core::ICore::resourcePath());
loadQmlTypeDescriptions(Core::ICore::userResourcePath());
}
}
void ModelManager::loadQmlTypeDescriptions(const QString &resourcePath)
{
const QDir typeFileDir(resourcePath + QLatin1String("/qml-type-descriptions"));
const QStringList qmlTypesExtensions = QStringList() << QLatin1String("*.qmltypes");
QFileInfoList qmlTypesFiles = typeFileDir.entryInfoList(
qmlTypesExtensions,
QDir::Files,
QDir::Name);
QStringList errors;
QStringList warnings;
// filter out the actual Qt builtins
for (int i = 0; i < qmlTypesFiles.size(); ++i) {
if (qmlTypesFiles.at(i).baseName() == QLatin1String("builtins")) {
QFileInfoList list;
list.append(qmlTypesFiles.at(i));
CppQmlTypesLoader::defaultQtObjects =
CppQmlTypesLoader::loadQmlTypes(list, &errors, &warnings);
qmlTypesFiles.removeAt(i);
break;
}
}
// load the fallbacks for libraries
CppQmlTypesLoader::defaultLibraryObjects.unite(
CppQmlTypesLoader::loadQmlTypes(qmlTypesFiles, &errors, &warnings));
Core::MessageManager *messageManager = Core::MessageManager::instance();
foreach (const QString &error, errors)
messageManager->printToOutputPane(error);
foreach (const QString &warning, warnings)
messageManager->printToOutputPane(warning);
}
ModelManagerInterface::WorkingCopy ModelManager::workingCopy() const
{
WorkingCopy workingCopy;
if (!Core::ICore::instance())
return workingCopy;
foreach (Core::IEditor *editor, Core::ICore::editorManager()->openedEditors()) {
const QString key = editor->document()->fileName();
if (TextEditor::ITextEditor *textEditor = qobject_cast<TextEditor::ITextEditor*>(editor)) {
if (textEditor->context().contains(ProjectExplorer::Constants::LANG_QMLJS)) {
if (TextEditor::BaseTextEditorWidget *ed = qobject_cast<TextEditor::BaseTextEditorWidget *>(textEditor->widget()))
workingCopy.insert(key, ed->toPlainText(), ed->document()->revision());
}
}
}
return workingCopy;
}
Snapshot ModelManager::snapshot() const
{
QMutexLocker locker(&m_mutex);
return _validSnapshot;
}
Snapshot ModelManager::newestSnapshot() const
{
QMutexLocker locker(&m_mutex);
return _newestSnapshot;
}
void ModelManager::updateSourceFiles(const QStringList &files,
bool emitDocumentOnDiskChanged)
{
refreshSourceFiles(files, emitDocumentOnDiskChanged);
}
QFuture<void> ModelManager::refreshSourceFiles(const QStringList &sourceFiles,
bool emitDocumentOnDiskChanged)
{
if (sourceFiles.isEmpty())
return QFuture<void>();
QFuture<void> result = QtConcurrent::run(&ModelManager::parse,
workingCopy(), sourceFiles,
this,
emitDocumentOnDiskChanged);
if (m_synchronizer.futures().size() > 10) {
QList<QFuture<void> > futures = m_synchronizer.futures();
m_synchronizer.clearFutures();
foreach (const QFuture<void> &future, futures) {
if (! (future.isFinished() || future.isCanceled()))
m_synchronizer.addFuture(future);
}
}
m_synchronizer.addFuture(result);
if (sourceFiles.count() > 1) {
Core::ICore::progressManager()->addTask(result, tr("Indexing"),
QLatin1String(Constants::TASK_INDEX));
}
return result;
}
void ModelManager::fileChangedOnDisk(const QString &path)
{
QtConcurrent::run(&ModelManager::parse,
workingCopy(), QStringList() << path,
this, true);
}
void ModelManager::removeFiles(const QStringList &files)
{
emit aboutToRemoveFiles(files);
QMutexLocker locker(&m_mutex);
foreach (const QString &file, files) {
_validSnapshot.remove(file);
_newestSnapshot.remove(file);
}
}
QList<ModelManager::ProjectInfo> ModelManager::projectInfos() const
{
QMutexLocker locker(&m_mutex);
return m_projects.values();
}
ModelManager::ProjectInfo ModelManager::projectInfo(ProjectExplorer::Project *project) const
{
QMutexLocker locker(&m_mutex);
return m_projects.value(project, ProjectInfo(project));
}
void ModelManager::updateProjectInfo(const ProjectInfo &pinfo)
{
if (! pinfo.isValid())
return;
Snapshot snapshot;
ProjectInfo oldInfo;
{
QMutexLocker locker(&m_mutex);
oldInfo = m_projects.value(pinfo.project);
m_projects.insert(pinfo.project, pinfo);
snapshot = _validSnapshot;
}
if (oldInfo.qmlDumpPath != pinfo.qmlDumpPath
|| oldInfo.qmlDumpEnvironment != pinfo.qmlDumpEnvironment) {
m_pluginDumper->scheduleRedumpPlugins();
m_pluginDumper->scheduleMaybeRedumpBuiltins(pinfo);
}
updateImportPaths();
// remove files that are no longer in the project and have been deleted
QStringList deletedFiles;
foreach (const QString &oldFile, oldInfo.sourceFiles) {
if (snapshot.document(oldFile)
&& !pinfo.sourceFiles.contains(oldFile)
&& !QFile::exists(oldFile)) {
deletedFiles += oldFile;
}
}
removeFiles(deletedFiles);
// parse any files not yet in the snapshot
QStringList newFiles;
foreach (const QString &file, pinfo.sourceFiles) {
if (!snapshot.document(file))
newFiles += file;
}
updateSourceFiles(newFiles, false);
// dump builtin types if the shipped definitions are probably outdated and the
// Qt version ships qmlplugindump
if (QtSupport::QtVersionNumber(pinfo.qtVersionString) >= QtSupport::QtVersionNumber(4, 8, 0))
m_pluginDumper->loadBuiltinTypes(pinfo);
emit projectInfoUpdated(pinfo);
}
void ModelManager::removeProjectInfo(ProjectExplorer::Project *project)
{
ProjectInfo info(project);
// update with an empty project info to clear data
updateProjectInfo(info);
{
QMutexLocker locker(&m_mutex);
m_projects.remove(project);
}
}
void ModelManager::emitDocumentChangedOnDisk(Document::Ptr doc)
{ emit documentChangedOnDisk(doc); }
void ModelManager::updateDocument(Document::Ptr doc)
{
{
QMutexLocker locker(&m_mutex);
_validSnapshot.insert(doc);
_newestSnapshot.insert(doc, true);
}
emit documentUpdated(doc);
}
void ModelManager::updateLibraryInfo(const QString &path, const LibraryInfo &info)
{
{
QMutexLocker locker(&m_mutex);
_validSnapshot.insertLibraryInfo(path, info);
_newestSnapshot.insertLibraryInfo(path, info);
}
// only emit if we got new useful information
if (info.isValid())
emit libraryInfoUpdated(path, info);
}
static QStringList qmlFilesInDirectory(const QString &path)
{
const QStringList pattern = qmlAndJsGlobPatterns();
QStringList files;
const QDir dir(path);
foreach (const QFileInfo &fi, dir.entryInfoList(pattern, QDir::Files))
files += fi.absoluteFilePath();
return files;
}
static void findNewImplicitImports(const Document::Ptr &doc, const Snapshot &snapshot,
QStringList *importedFiles, QSet<QString> *scannedPaths)
{
// scan files that could be implicitly imported
// it's important we also do this for JS files, otherwise the isEmpty check will fail
if (snapshot.documentsInDirectory(doc->path()).isEmpty()) {
if (! scannedPaths->contains(doc->path())) {
*importedFiles += qmlFilesInDirectory(doc->path());
scannedPaths->insert(doc->path());
}
}
}
static void findNewFileImports(const Document::Ptr &doc, const Snapshot &snapshot,
QStringList *importedFiles, QSet<QString> *scannedPaths)
{
// scan files and directories that are explicitly imported
foreach (const ImportInfo &import, doc->bind()->imports()) {
const QString &importName = import.path();
if (import.type() == ImportInfo::FileImport) {
if (! snapshot.document(importName))
*importedFiles += importName;
} else if (import.type() == ImportInfo::DirectoryImport) {
if (snapshot.documentsInDirectory(importName).isEmpty()) {
if (! scannedPaths->contains(importName)) {
*importedFiles += qmlFilesInDirectory(importName);
scannedPaths->insert(importName);
}
}
}
}
}
static bool findNewQmlLibraryInPath(const QString &path,
const Snapshot &snapshot,
ModelManager *modelManager,
QStringList *importedFiles,
QSet<QString> *scannedPaths,
QSet<QString> *newLibraries)
{
// if we know there is a library, done
const LibraryInfo &existingInfo = snapshot.libraryInfo(path);
if (existingInfo.isValid())
return true;
if (newLibraries->contains(path))
return true;
// if we looked at the path before, done
if (existingInfo.wasScanned())
return false;
const QDir dir(path);
QFile qmldirFile(dir.filePath(QLatin1String("qmldir")));
if (!qmldirFile.exists()) {
LibraryInfo libraryInfo(LibraryInfo::NotFound);
modelManager->updateLibraryInfo(path, libraryInfo);
return false;
}
if (Utils::HostOsInfo::isWindowsHost()) {
// QTCREATORBUG-3402 - be case sensitive even here?
}
// found a new library!
qmldirFile.open(QFile::ReadOnly);
QString qmldirData = QString::fromUtf8(qmldirFile.readAll());
QmlDirParser qmldirParser;
qmldirParser.parse(qmldirData);
const QString libraryPath = QFileInfo(qmldirFile).absolutePath();
newLibraries->insert(libraryPath);
modelManager->updateLibraryInfo(libraryPath, LibraryInfo(qmldirParser));
// scan the qml files in the library
foreach (const QmlDirParser::Component &component, qmldirParser.components()) {
if (! component.fileName.isEmpty()) {
const QFileInfo componentFileInfo(dir.filePath(component.fileName));
const QString path = QDir::cleanPath(componentFileInfo.absolutePath());
if (! scannedPaths->contains(path)) {
*importedFiles += qmlFilesInDirectory(path);
scannedPaths->insert(path);
}
}
}
return true;
}
static void findNewQmlLibrary(
const QString &path,
const LanguageUtils::ComponentVersion &version,
const Snapshot &snapshot,
ModelManager *modelManager,
QStringList *importedFiles,
QSet<QString> *scannedPaths,
QSet<QString> *newLibraries)
{
QString libraryPath = QString::fromLatin1("%1.%2.%3").arg(
path,
QString::number(version.majorVersion()),
QString::number(version.minorVersion()));
findNewQmlLibraryInPath(
libraryPath, snapshot, modelManager,
importedFiles, scannedPaths, newLibraries);
libraryPath = QString::fromLatin1("%1.%2").arg(
path,
QString::number(version.majorVersion()));
findNewQmlLibraryInPath(
libraryPath, snapshot, modelManager,
importedFiles, scannedPaths, newLibraries);
findNewQmlLibraryInPath(
path, snapshot, modelManager,
importedFiles, scannedPaths, newLibraries);
}
static void findNewLibraryImports(const Document::Ptr &doc, const Snapshot &snapshot,
ModelManager *modelManager,
QStringList *importedFiles, QSet<QString> *scannedPaths, QSet<QString> *newLibraries)
{
// scan current dir
findNewQmlLibraryInPath(doc->path(), snapshot, modelManager,
importedFiles, scannedPaths, newLibraries);
// scan dir and lib imports
const QStringList importPaths = modelManager->importPaths();
foreach (const ImportInfo &import, doc->bind()->imports()) {
if (import.type() == ImportInfo::DirectoryImport) {
const QString targetPath = import.path();
findNewQmlLibraryInPath(targetPath, snapshot, modelManager,
importedFiles, scannedPaths, newLibraries);
}
if (import.type() == ImportInfo::LibraryImport) {
if (!import.version().isValid())
continue;
foreach (const QString &importPath, importPaths) {
const QString targetPath = QDir(importPath).filePath(import.path());
findNewQmlLibrary(targetPath, import.version(), snapshot, modelManager,
importedFiles, scannedPaths, newLibraries);
}
}
}
}
void ModelManager::parse(QFutureInterface<void> &future,
WorkingCopy workingCopy,
QStringList files,
ModelManager *modelManager,
bool emitDocChangedOnDisk)
{
int progressRange = files.size();
future.setProgressRange(0, progressRange);
// paths we have scanned for files and added to the files list
QSet<QString> scannedPaths;
// libraries we've found while scanning imports
QSet<QString> newLibraries;
for (int i = 0; i < files.size(); ++i) {
future.setProgressValue(qreal(i) / files.size() * progressRange);
const QString fileName = files.at(i);
Document::Language language = languageOfFile(fileName);
if (language == Document::UnknownLanguage)
continue;
QString contents;
int documentRevision = 0;
if (workingCopy.contains(fileName)) {
QPair<QString, int> entry = workingCopy.get(fileName);
contents = entry.first;
documentRevision = entry.second;
} else {
QFile inFile(fileName);
if (inFile.open(QIODevice::ReadOnly)) {
QTextStream ins(&inFile);
contents = ins.readAll();
inFile.close();
}
}
Document::MutablePtr doc = Document::create(fileName, language);
doc->setEditorRevision(documentRevision);
doc->setSource(contents);
doc->parse();
// update snapshot. requires synchronization, but significantly reduces amount of file
// system queries for library imports because queries are cached in libraryInfo
const Snapshot snapshot = modelManager->snapshot();
// get list of referenced files not yet in snapshot or in directories already scanned
QStringList importedFiles;
findNewImplicitImports(doc, snapshot, &importedFiles, &scannedPaths);
findNewFileImports(doc, snapshot, &importedFiles, &scannedPaths);
findNewLibraryImports(doc, snapshot, modelManager, &importedFiles, &scannedPaths, &newLibraries);
// add new files to parse list
foreach (const QString &file, importedFiles) {
if (! files.contains(file))
files.append(file);
}
modelManager->updateDocument(doc);
if (emitDocChangedOnDisk)
modelManager->emitDocumentChangedOnDisk(doc);
}
future.setProgressValue(progressRange);
}
// 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::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;
}
QStringList ModelManager::importPaths() const
{
QMutexLocker l(&m_mutex);
return m_allImportPaths;
}
static QStringList environmentImportPaths()
{
QStringList paths;
QByteArray envImportPath = qgetenv("QML_IMPORT_PATH");
foreach (const QString &path, QString::fromLatin1(envImportPath)
.split(Utils::HostOsInfo::pathListSeparator(), QString::SkipEmptyParts)) {
QString canonicalPath = QDir(path).canonicalPath();
if (!canonicalPath.isEmpty() && !paths.contains(canonicalPath))
paths.append(canonicalPath);
}
return paths;
}
void ModelManager::updateImportPaths()
{
QStringList allImportPaths;
QMapIterator<ProjectExplorer::Project *, ProjectInfo> it(m_projects);
while (it.hasNext()) {
it.next();
foreach (const QString &path, it.value().importPaths) {
const QString canonicalPath = QFileInfo(path).canonicalFilePath();
if (!canonicalPath.isEmpty())
allImportPaths += canonicalPath;
}
}
allImportPaths += m_defaultImportPaths;
allImportPaths.removeDuplicates();
{
QMutexLocker l(&m_mutex);
m_allImportPaths = allImportPaths;
}
// check if any file in the snapshot imports something new in the new paths
Snapshot snapshot = _validSnapshot;
QStringList importedFiles;
QSet<QString> scannedPaths;
QSet<QString> newLibraries;
foreach (const Document::Ptr &doc, snapshot)
findNewLibraryImports(doc, snapshot, this, &importedFiles, &scannedPaths, &newLibraries);
updateSourceFiles(importedFiles, true);
}
void ModelManager::loadPluginTypes(const QString &libraryPath, const QString &importPath,
const QString &importUri, const QString &importVersion)
{
m_pluginDumper->loadPluginTypes(libraryPath, importPath, importUri, importVersion);
}
// is called *inside a c++ parsing thread*, to allow hanging on to source and ast
void ModelManager::maybeQueueCppQmlTypeUpdate(const CPlusPlus::Document::Ptr &doc)
{
// avoid scanning documents without source code available
doc->keepSourceAndAST();
if (doc->utf8Source().isEmpty()) {
doc->releaseSourceAndAST();
return;
}
// keep source and AST alive if we want to scan for register calls
const bool scan = FindExportedCppTypes::maybeExportsTypes(doc);
if (!scan)
doc->releaseSourceAndAST();
// delegate actual queuing to the gui thread
QMetaObject::invokeMethod(this, "queueCppQmlTypeUpdate",
Q_ARG(CPlusPlus::Document::Ptr, doc), Q_ARG(bool, scan));
}
void ModelManager::queueCppQmlTypeUpdate(const CPlusPlus::Document::Ptr &doc, bool scan)
{
QPair<CPlusPlus::Document::Ptr, bool> prev = m_queuedCppDocuments.value(doc->fileName());
if (prev.first && prev.second)
prev.first->releaseSourceAndAST();
m_queuedCppDocuments.insert(doc->fileName(), qMakePair(doc, scan));
m_updateCppQmlTypesTimer->start();
}
void ModelManager::startCppQmlTypeUpdate()
{
// if a future is still running, delay
if (m_cppQmlTypesUpdater.isRunning()) {
m_updateCppQmlTypesTimer->start();
return;
}
CPlusPlus::CppModelManagerInterface *cppModelManager =
CPlusPlus::CppModelManagerInterface::instance();
if (!cppModelManager)
return;
m_cppQmlTypesUpdater = QtConcurrent::run(
&ModelManager::updateCppQmlTypes,
this, cppModelManager->snapshot(), m_queuedCppDocuments);
m_queuedCppDocuments.clear();
}
void ModelManager::updateCppQmlTypes(QFutureInterface<void> &interface,
ModelManager *qmlModelManager,
CPlusPlus::Snapshot snapshot,
QHash<QString, QPair<CPlusPlus::Document::Ptr, bool> > documents)
{
CppDataHash newData = qmlModelManager->cppData();
FindExportedCppTypes finder(snapshot);
typedef QPair<CPlusPlus::Document::Ptr, bool> DocScanPair;
foreach (const DocScanPair &pair, documents) {
if (interface.isCanceled())
return;
CPlusPlus::Document::Ptr doc = pair.first;
const bool scan = pair.second;
const QString fileName = doc->fileName();
if (!scan) {
newData.remove(fileName);
continue;
}
finder(doc);
QList<LanguageUtils::FakeMetaObject::ConstPtr> exported = finder.exportedTypes();
QHash<QString, QString> contextProperties = finder.contextProperties();
if (exported.isEmpty() && contextProperties.isEmpty()) {
newData.remove(fileName);
} else {
CppData &data = newData[fileName];
data.exportedTypes = exported;
data.contextProperties = contextProperties;
}
doc->releaseSourceAndAST();
}
QMutexLocker locker(&qmlModelManager->m_cppDataMutex);
qmlModelManager->m_cppDataHash = newData;
}
ModelManager::CppDataHash ModelManager::cppData() const
{
QMutexLocker locker(&m_cppDataMutex);
return m_cppDataHash;
}
LibraryInfo ModelManager::builtins(const Document::Ptr &doc) const
{
ProjectExplorer::SessionManager *sessionManager = ProjectExplorer::ProjectExplorerPlugin::instance()->session();
ProjectExplorer::Project *project = sessionManager->projectForFile(doc->fileName());
if (!project)
return LibraryInfo();
QMutexLocker locker(&m_mutex);
ProjectInfo info = m_projects.value(project);
if (!info.isValid())
return LibraryInfo();
return _validSnapshot.libraryInfo(info.qtImportsPath);
}
void ModelManager::joinAllThreads()
{
foreach (QFuture<void> future, m_synchronizer.futures())
future.waitForFinished();
}
void ModelManager::resetCodeModel()
{
QStringList documents;
{
QMutexLocker locker(&m_mutex);
// find all documents currently in the code model
foreach (Document::Ptr doc, _validSnapshot)
documents.append(doc->fileName());
// reset the snapshot
_validSnapshot = Snapshot();
_newestSnapshot = Snapshot();
}
// start a reparse thread
updateSourceFiles(documents, false);
}
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