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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (info@qt.nokia.com)
**
**
** GNU Lesser General Public License Usage
**
** 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.
**
** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
** If you have questions regarding the use of this file, please contact
** Nokia at info@qt.nokia.com.
**
**************************************************************************/
#include "qmltaskmanager.h"
#include "qmljseditorconstants.h"
#include <coreplugin/ifile.h>
#include <extensionsystem/pluginmanager.h>
#include <projectexplorer/taskhub.h>
#include <qmljs/qmljsmodelmanagerinterface.h>
#include <qmljs/qmljsinterpreter.h>
#include <qmljs/qmljslink.h>
#include <qmljs/qmljscheck.h>
#include <qmljseditor/qmljseditor.h>
#include <qmljseditor/qmljseditoreditable.h>
#include <QtCore/QDebug>
#include <QtCore/QtConcurrentRun>
#include <qtconcurrent/runextensions.h>
using namespace QmlJS;
namespace QmlJSEditor {
namespace Internal {
QmlTaskManager::QmlTaskManager(QObject *parent) :
QObject(parent),
m_taskHub(0)
{
m_taskHub = ExtensionSystem::PluginManager::instance()->getObject<ProjectExplorer::TaskHub>();
// displaying results incrementally leads to flickering
// connect(&m_messageCollector, SIGNAL(resultsReadyAt(int,int)),
// SLOT(displayResults(int,int)));
connect(&m_messageCollector, SIGNAL(finished()),
SLOT(displayAllResults()));
m_updateDelay.setInterval(100);
m_updateDelay.setSingleShot(true);
connect(&m_updateDelay, SIGNAL(timeout()),
SLOT(updateMessagesNow()));
}
void QmlTaskManager::collectMessages(QFutureInterface<FileErrorMessages> &future,
Snapshot snapshot, QStringList files, QStringList importPaths)
{
Interpreter::Context ctx(snapshot);
QHash<QString, QList<DiagnosticMessage> > linkMessages;
Link link(&ctx, snapshot, importPaths);
link(&linkMessages);
foreach (const QString &fileName, files) {
Document::Ptr document = snapshot.document(fileName);
if (!document)
continue;
FileErrorMessages result;
result.fileName = fileName;
result.messages = document->diagnosticMessages();
result.messages += linkMessages.value(fileName);
Check checker(document, &ctx);
result.messages.append(checker());
future.reportResult(result);
if (future.isCanceled())
break;
}
}
void QmlTaskManager::updateMessages()
{
m_updateDelay.start();
}
void QmlTaskManager::updateMessagesNow()
{
// abort any update that's going on already
m_messageCollector.cancel();
removeAllTasks();
// collect all the source files in open projects
ModelManagerInterface *modelManager = ModelManagerInterface::instance();
QStringList sourceFiles;
foreach (const ModelManagerInterface::ProjectInfo &info, modelManager->projectInfos()) {
sourceFiles += info.sourceFiles;
}
// process them
QFuture<FileErrorMessages> future =
QtConcurrent::run<FileErrorMessages>(
&collectMessages, modelManager->snapshot(), sourceFiles,
modelManager->importPaths());
m_messageCollector.setFuture(future);
}
void QmlTaskManager::documentsRemoved(const QStringList path)
{
foreach (const QString &item, path)
removeTasksForFile(item);
}
void QmlTaskManager::displayResults(int begin, int end)
{
for (int i = begin; i < end; ++i) {
FileErrorMessages result = m_messageCollector.resultAt(i);
foreach (const DiagnosticMessage &msg, result.messages) {
ProjectExplorer::Task::TaskType type
= msg.isError() ? ProjectExplorer::Task::Error
: ProjectExplorer::Task::Warning;
ProjectExplorer::Task task(type, msg.message, result.fileName, msg.loc.startLine,
Constants::TASK_CATEGORY_QML);
insertTask(task);
}
}
}
void QmlTaskManager::displayAllResults()
{
displayResults(0, m_messageCollector.future().resultCount());
}
void QmlTaskManager::insertTask(const ProjectExplorer::Task &task)
{
QList<ProjectExplorer::Task> tasks = m_docsWithTasks.value(task.file);
tasks.append(task);
m_docsWithTasks.insert(task.file, tasks);
m_taskHub->addTask(task);
}
void QmlTaskManager::removeTasksForFile(const QString &fileName)
{
if (m_docsWithTasks.contains(fileName)) {
const QList<ProjectExplorer::Task> tasks = m_docsWithTasks.value(fileName);
foreach (const ProjectExplorer::Task &task, tasks)
m_taskHub->removeTask(task);
m_docsWithTasks.remove(fileName);
}
}
void QmlTaskManager::removeAllTasks()
{
QMapIterator<QString, QList<ProjectExplorer::Task> > it(m_docsWithTasks);
while (it.hasNext()) {
it.next();
foreach (const ProjectExplorer::Task &task, it.value())
m_taskHub->removeTask(task);
}
m_docsWithTasks.clear();
}
} // Internal
} // QmlProjectManager
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