cppmodelmanager.cpp 26.1 KB
Newer Older
con's avatar
con committed
1 2 3 4
/***************************************************************************
**
** This file is part of Qt Creator
**
5
** Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
con's avatar
con committed
6 7 8
**
** Contact:  Qt Software Information (qt-info@nokia.com)
**
9 10 11
**
** Non-Open Source Usage
**
con's avatar
con committed
12 13 14
** Licensees may use this file in accordance with the Qt Beta Version
** License Agreement, Agreement version 2.2 provided with the Software or,
** alternatively, in accordance with the terms contained in a written
15 16 17 18
** agreement between you and Nokia.
**
** GNU General Public License Usage
**
con's avatar
con committed
19 20 21 22 23 24 25 26 27 28
** Alternatively, this file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the packaging
** of this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
**
** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
** http://www.gnu.org/copyleft/gpl.html.
**
** In addition, as a special exception, Nokia gives you certain additional
29
** rights. These rights are described in the Nokia Qt GPL Exception
30
** version 1.3, included in the file GPL_EXCEPTION.txt in this package.
31 32
**
***************************************************************************/
hjk's avatar
hjk committed
33

Roberto Raggi's avatar
Roberto Raggi committed
34
#include <cplusplus/pp.h>
con's avatar
con committed
35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51

#include "cppmodelmanager.h"
#include "cpptoolsconstants.h"
#include "cpptoolseditorsupport.h"

#include <qtconcurrent/runextensions.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 <coreplugin/icore.h>
#include <coreplugin/uniqueidmanager.h>
#include <coreplugin/editormanager/editormanager.h>
52
#include <coreplugin/progressmanager/progressmanager.h>
con's avatar
con committed
53

54
#include <extensionsystem/pluginmanager.h>
hjk's avatar
hjk committed
55 56
#include <utils/qtcassert.h>

con's avatar
con committed
57 58 59 60 61 62 63 64 65 66 67 68
#include <TranslationUnit.h>
#include <Semantic.h>
#include <AST.h>
#include <Scope.h>
#include <Literals.h>
#include <Symbols.h>
#include <Names.h>
#include <NameVisitor.h>
#include <TypeVisitor.h>
#include <Lexer.h>
#include <Token.h>

hjk's avatar
hjk committed
69 70 71 72
#include <QtCore/QDebug>
#include <QtCore/QMutexLocker>
#include <QtCore/QTime>

73 74
using namespace CppTools;
using namespace CppTools::Internal;
con's avatar
con committed
75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107
using namespace CPlusPlus;

static const char pp_configuration_file[] = "<configuration>";

static const char pp_configuration[] =
    "# 1 \"<configuration>\"\n"
    "#define __GNUC_MINOR__ 0\n"
    "#define __GNUC__ 4\n"
    "#define __GNUG__ 4\n"
    "#define __STDC_HOSTED__ 1\n"
    "#define __VERSION__ \"4.0.1 (fake)\"\n"
    "#define __cplusplus 1\n"

    "#define __extension__\n"
    "#define __context__\n"
    "#define __range__\n"
    "#define __asm(a...)\n"
    "#define __asm__(a...)\n"
    "#define   restrict\n"
    "#define __restrict\n"

    // ### add macros for win32
    "#define __cdecl\n"
    "#define QT_WA(x) x\n"
    "#define API\n"
    "#define WINAPI\n"
    "#define CALLBACK\n"
    "#define STDMETHODCALLTYPE\n"
    "#define __RPC_FAR\n"
    "#define APIENTRY\n"
    "#define __declspec(a)\n"
    "#define STDMETHOD(method) virtual HRESULT STDMETHODCALLTYPE method\n";

108 109 110
namespace CppTools {
namespace Internal {

111
class CppPreprocessor: public CPlusPlus::Client
con's avatar
con committed
112 113
{
public:
114
    CppPreprocessor(QPointer<CppModelManager> modelManager);
con's avatar
con committed
115

116 117 118 119 120 121
    void setWorkingCopy(const QMap<QString, QByteArray> &workingCopy);
    void setIncludePaths(const QStringList &includePaths);
    void setFrameworkPaths(const QStringList &frameworkPaths);
    void setProjectFiles(const QStringList &files);
    void run(QString &fileName);
    void operator()(QString &fileName);
con's avatar
con committed
122

123 124
protected:
    CPlusPlus::Document::Ptr switchDocument(CPlusPlus::Document::Ptr doc);
con's avatar
con committed
125

126 127
    bool includeFile(const QString &absoluteFilePath, QByteArray *result);
    QByteArray tryIncludeFile(QString &fileName, IncludeType type);
con's avatar
con committed
128

129 130
    void mergeEnvironment(CPlusPlus::Document::Ptr doc);
    void mergeEnvironment(CPlusPlus::Document::Ptr doc, QSet<QString> *processed);
con's avatar
con committed
131

Roberto Raggi's avatar
Roberto Raggi committed
132
    virtual void macroAdded(const Macro &macro);
133
    virtual void startExpandingMacro(unsigned offset,
134
                                     const Macro &macro,
135
                                     const QByteArray &originalText);
136
    virtual void stopExpandingMacro(unsigned offset, const Macro &macro);
137 138
    virtual void startSkippingBlocks(unsigned offset);
    virtual void stopSkippingBlocks(unsigned offset);
139 140
    virtual void sourceNeeded(QString &fileName, IncludeType type,
                              unsigned line);
con's avatar
con committed
141

142 143
private:
    QPointer<CppModelManager> m_modelManager;
144
    Snapshot m_snapshot;
145
    Environment env;
146
    Preprocessor m_proc;
147 148 149 150 151 152 153 154
    QStringList m_includePaths;
    QStringList m_systemIncludePaths;
    QMap<QString, QByteArray> m_workingCopy;
    QStringList m_projectFiles;
    QStringList m_frameworkPaths;
    QSet<QString> m_included;
    CPlusPlus::Document::Ptr m_currentDoc;
};
con's avatar
con committed
155

156 157
} // namespace Internal
} // namespace CppTools
158

159 160
CppPreprocessor::CppPreprocessor(QPointer<CppModelManager> modelManager)
    : m_modelManager(modelManager),
161
    m_snapshot(modelManager->snapshot()),
162 163
    m_proc(this, env)
{ }
con's avatar
con committed
164

165 166
void CppPreprocessor::setWorkingCopy(const QMap<QString, QByteArray> &workingCopy)
{ m_workingCopy = workingCopy; }
con's avatar
con committed
167

168 169 170 171 172
void CppPreprocessor::setIncludePaths(const QStringList &includePaths)
{ m_includePaths = includePaths; }

void CppPreprocessor::setFrameworkPaths(const QStringList &frameworkPaths)
{ m_frameworkPaths = frameworkPaths; }
con's avatar
con committed
173

174 175 176 177
void CppPreprocessor::setProjectFiles(const QStringList &files)
{ m_projectFiles = files; }

void CppPreprocessor::run(QString &fileName)
178
{ sourceNeeded(fileName, IncludeGlobal, /*line = */ 0); }
179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196

void CppPreprocessor::operator()(QString &fileName)
{ run(fileName); }

bool CppPreprocessor::includeFile(const QString &absoluteFilePath, QByteArray *result)
{
    if (absoluteFilePath.isEmpty() || m_included.contains(absoluteFilePath)) {
        return true;
    }

    if (m_workingCopy.contains(absoluteFilePath)) {
        m_included.insert(absoluteFilePath);
        *result = m_workingCopy.value(absoluteFilePath);
        return true;
    }

    QFileInfo fileInfo(absoluteFilePath);
    if (! fileInfo.isFile())
con's avatar
con committed
197
        return false;
198 199 200 201 202 203 204 205 206

    QFile file(absoluteFilePath);
    if (file.open(QFile::ReadOnly)) {
        m_included.insert(absoluteFilePath);
        QTextStream stream(&file);
        const QString contents = stream.readAll();
        *result = contents.toUtf8();
        file.close();
        return true;
con's avatar
con committed
207 208
    }

209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229
    return false;
}

QByteArray CppPreprocessor::tryIncludeFile(QString &fileName, IncludeType type)
{
    QFileInfo fileInfo(fileName);
    if (fileName == QLatin1String(pp_configuration_file) || fileInfo.isAbsolute()) {
        QByteArray contents;
        includeFile(fileName, &contents);
        return contents;
    }

    if (type == IncludeLocal && m_currentDoc) {
        QFileInfo currentFileInfo(m_currentDoc->fileName());
        QString path = currentFileInfo.absolutePath();
        path += QLatin1Char('/');
        path += fileName;
        path = QDir::cleanPath(path);
        QByteArray contents;
        if (includeFile(path, &contents)) {
            fileName = path;
con's avatar
con committed
230 231
            return contents;
        }
232
    }
con's avatar
con committed
233

234 235 236 237 238 239 240 241 242
    foreach (const QString &includePath, m_includePaths) {
        QString path = includePath;
        path += QLatin1Char('/');
        path += fileName;
        path = QDir::cleanPath(path);
        QByteArray contents;
        if (includeFile(path, &contents)) {
            fileName = path;
            return contents;
con's avatar
con committed
243
        }
244
    }
con's avatar
con committed
245

246 247 248 249 250 251 252 253 254 255
    // look in the system include paths
    foreach (const QString &includePath, m_systemIncludePaths) {
        QString path = includePath;
        path += QLatin1Char('/');
        path += fileName;
        path = QDir::cleanPath(path);
        QByteArray contents;
        if (includeFile(path, &contents)) {
            fileName = path;
            return contents;
con's avatar
con committed
256
        }
257 258 259 260 261 262
    }

    int index = fileName.indexOf(QLatin1Char('/'));
    if (index != -1) {
        QString frameworkName = fileName.left(index);
        QString name = fileName.mid(index + 1);
con's avatar
con committed
263

264 265
        foreach (const QString &frameworkPath, m_frameworkPaths) {
            QString path = frameworkPath;
con's avatar
con committed
266
            path += QLatin1Char('/');
267 268 269
            path += frameworkName;
            path += QLatin1String(".framework/Headers/");
            path += name;
con's avatar
con committed
270 271 272 273 274 275
            QByteArray contents;
            if (includeFile(path, &contents)) {
                fileName = path;
                return contents;
            }
        }
276
    }
con's avatar
con committed
277

278 279 280
    QString path = fileName;
    if (path.at(0) != QLatin1Char('/'))
        path.prepend(QLatin1Char('/'));
con's avatar
con committed
281

282 283 284 285 286 287
    foreach (const QString &projectFile, m_projectFiles) {
        if (projectFile.endsWith(path)) {
            fileName = projectFile;
            QByteArray contents;
            includeFile(fileName, &contents);
            return contents;
con's avatar
con committed
288 289 290
        }
    }

291 292 293
    //qDebug() << "**** file" << fileName << "not found!";
    return QByteArray();
}
con's avatar
con committed
294

Roberto Raggi's avatar
Roberto Raggi committed
295
void CppPreprocessor::macroAdded(const Macro &macro)
296 297 298
{
    if (! m_currentDoc)
        return;
con's avatar
con committed
299

Roberto Raggi's avatar
Roberto Raggi committed
300
    m_currentDoc->appendMacro(macro);
301
}
302

303
void CppPreprocessor::startExpandingMacro(unsigned offset,
Roberto Raggi's avatar
Roberto Raggi committed
304
                                          const Macro &macro,
305 306 307 308
                                          const QByteArray &originalText)
{
    if (! m_currentDoc)
        return;
309

310
    //qDebug() << "start expanding:" << macro.name << "text:" << originalText;
Roberto Raggi's avatar
Roberto Raggi committed
311
    m_currentDoc->addMacroUse(macro, offset, originalText.length());
312
}
313

314
void CppPreprocessor::stopExpandingMacro(unsigned, const Macro &)
315 316 317
{
    if (! m_currentDoc)
        return;
con's avatar
con committed
318

319 320
    //qDebug() << "stop expanding:" << macro.name;
}
con's avatar
con committed
321

322 323 324 325 326
void CppPreprocessor::mergeEnvironment(Document::Ptr doc)
{
    QSet<QString> processed;
    mergeEnvironment(doc, &processed);
}
con's avatar
con committed
327

328 329 330 331
void CppPreprocessor::mergeEnvironment(Document::Ptr doc, QSet<QString> *processed)
{
    if (! doc)
        return;
con's avatar
con committed
332

333
    const QString fn = doc->fileName();
con's avatar
con committed
334

335 336
    if (processed->contains(fn))
        return;
con's avatar
con committed
337

338
    processed->insert(fn);
con's avatar
con committed
339

Roberto Raggi's avatar
Roberto Raggi committed
340
    foreach (QString includedFile, doc->includedFiles()) {
341
        mergeEnvironment(m_snapshot.value(includedFile), processed);
Roberto Raggi's avatar
Roberto Raggi committed
342
    }
con's avatar
con committed
343

Roberto Raggi's avatar
Roberto Raggi committed
344 345 346
    foreach (const Macro macro, doc->definedMacros()) {
        env.bind(macro);
    }
347
}
con's avatar
con committed
348

349 350 351 352 353 354 355 356 357 358 359 360 361 362
void CppPreprocessor::startSkippingBlocks(unsigned offset)
{
    //qDebug() << "start skipping blocks:" << offset;
    if (m_currentDoc)
        m_currentDoc->startSkippingBlocks(offset);
}

void CppPreprocessor::stopSkippingBlocks(unsigned offset)
{
    //qDebug() << "stop skipping blocks:" << offset;
    if (m_currentDoc)
        m_currentDoc->stopSkippingBlocks(offset);
}

363 364
void CppPreprocessor::sourceNeeded(QString &fileName, IncludeType type,
                                   unsigned line)
365 366 367 368 369 370 371
{
    if (fileName.isEmpty())
        return;

    QByteArray contents = tryIncludeFile(fileName, type);

    if (m_currentDoc) {
372
        m_currentDoc->addIncludeFile(fileName, line);
373 374 375 376 377 378 379 380 381 382
        if (contents.isEmpty() && ! QFileInfo(fileName).isAbsolute()) {
            QString msg;
            msg += fileName;
            msg += QLatin1String(": No such file or directory");
            Document::DiagnosticMessage d(Document::DiagnosticMessage::Warning,
                                          m_currentDoc->fileName(),
                                          env.currentLine, /*column = */ 0,
                                          msg);
            m_currentDoc->addDiagnosticMessage(d);
            //qWarning() << "file not found:" << fileName << m_currentDoc->fileName() << env.current_line;
con's avatar
con committed
383
        }
384
    }
con's avatar
con committed
385

386
    if (! contents.isEmpty()) {
387
        Document::Ptr cachedDoc = m_snapshot.value(fileName);
388 389 390 391
        if (cachedDoc && m_currentDoc) {
            mergeEnvironment(cachedDoc);
        } else {
            Document::Ptr previousDoc = switchDocument(Document::create(fileName));
con's avatar
con committed
392

Roberto Raggi's avatar
Roberto Raggi committed
393
            const QByteArray previousFile = env.currentFile;
394
            const unsigned previousLine = env.currentLine;
con's avatar
con committed
395

Roberto Raggi's avatar
Roberto Raggi committed
396 397
            env.currentFile = QByteArray(m_currentDoc->translationUnit()->fileName(),
                                         m_currentDoc->translationUnit()->fileNameLength());
con's avatar
con committed
398

399 400 401
            QByteArray preprocessedCode;
            m_proc(contents, &preprocessedCode);
            //qDebug() << preprocessedCode;
con's avatar
con committed
402

Roberto Raggi's avatar
Roberto Raggi committed
403
            env.currentFile = previousFile;
404
            env.currentLine = previousLine;
con's avatar
con committed
405

406 407 408 409
            m_currentDoc->setSource(preprocessedCode);
            m_currentDoc->parse();
            m_currentDoc->check();
            m_currentDoc->releaseTranslationUnit(); // release the AST and the token stream.
con's avatar
con committed
410

411 412 413
            if (m_modelManager)
                m_modelManager->emitDocumentUpdated(m_currentDoc);
            (void) switchDocument(previousDoc);
con's avatar
con committed
414 415
        }
    }
416
}
con's avatar
con committed
417

418 419 420 421 422 423
Document::Ptr CppPreprocessor::switchDocument(Document::Ptr doc)
{
    Document::Ptr previousDoc = m_currentDoc;
    m_currentDoc = doc;
    return previousDoc;
}
con's avatar
con committed
424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439



/*!
    \class CppTools::CppModelManager
    \brief The CppModelManager keeps track of one CppCodeModel instance
           for each project and all related CppCodeModelPart instances.

    It also takes care of updating the code models when C++ files are
    modified within Workbench.
*/

CppModelManager::CppModelManager(QObject *parent) :
    CppModelManagerInterface(parent),
    m_core(ExtensionSystem::PluginManager::instance()->getObject<Core::ICore>())
{
440 441
    m_dirty = true;

con's avatar
con committed
442 443 444
    m_projectExplorer = ExtensionSystem::PluginManager::instance()
                        ->getObject<ProjectExplorer::ProjectExplorerPlugin>();

hjk's avatar
hjk committed
445
    QTC_ASSERT(m_projectExplorer, return);
con's avatar
con committed
446 447

    ProjectExplorer::SessionManager *session = m_projectExplorer->session();
hjk's avatar
hjk committed
448
    QTC_ASSERT(session, return);
con's avatar
con committed
449

450 451 452
    connect(session, SIGNAL(projectAdded(ProjectExplorer::Project*)),
            this, SLOT(onProjectAdded(ProjectExplorer::Project*)));

con's avatar
con committed
453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475
    connect(session, SIGNAL(aboutToRemoveProject(ProjectExplorer::Project *)),
            this, SLOT(onAboutToRemoveProject(ProjectExplorer::Project *)));

    connect(session, SIGNAL(sessionUnloaded()),
            this, SLOT(onSessionUnloaded()));

    qRegisterMetaType<CPlusPlus::Document::Ptr>("CPlusPlus::Document::Ptr");

    // thread connections
    connect(this, SIGNAL(documentUpdated(CPlusPlus::Document::Ptr)),
            this, SLOT(onDocumentUpdated(CPlusPlus::Document::Ptr)));

    // Listen for editor closed and opened events so that we can keep track of changing files
    connect(m_core->editorManager(), SIGNAL(editorOpened(Core::IEditor *)),
        this, SLOT(editorOpened(Core::IEditor *)));

    connect(m_core->editorManager(), SIGNAL(editorAboutToClose(Core::IEditor *)),
        this, SLOT(editorAboutToClose(Core::IEditor *)));
}

CppModelManager::~CppModelManager()
{ }

476 477
Snapshot CppModelManager::snapshot() const
{ return m_snapshot; }
con's avatar
con committed
478

479 480 481 482 483 484
void CppModelManager::ensureUpdated()
{
    QMutexLocker locker(&mutex);
    if (! m_dirty)
        return;

485 486 487 488
    m_projectFiles = internalProjectFiles();
    m_includePaths = internalIncludePaths();
    m_frameworkPaths = internalFrameworkPaths();
    m_definedMacros = internalDefinedMacros();
489 490 491
    m_dirty = false;
}

492
QStringList CppModelManager::internalProjectFiles() const
con's avatar
con committed
493 494 495 496 497 498 499 500
{
    QStringList files;
    QMapIterator<ProjectExplorer::Project *, ProjectInfo> it(m_projects);
    while (it.hasNext()) {
        it.next();
        ProjectInfo pinfo = it.value();
        files += pinfo.sourceFiles;
    }
501
    files.removeDuplicates();
con's avatar
con committed
502 503 504
    return files;
}

505
QStringList CppModelManager::internalIncludePaths() const
con's avatar
con committed
506 507 508 509 510 511 512 513
{
    QStringList includePaths;
    QMapIterator<ProjectExplorer::Project *, ProjectInfo> it(m_projects);
    while (it.hasNext()) {
        it.next();
        ProjectInfo pinfo = it.value();
        includePaths += pinfo.includePaths;
    }
514
    includePaths.removeDuplicates();
con's avatar
con committed
515 516 517
    return includePaths;
}

518
QStringList CppModelManager::internalFrameworkPaths() const
con's avatar
con committed
519 520 521 522 523 524 525 526
{
    QStringList frameworkPaths;
    QMapIterator<ProjectExplorer::Project *, ProjectInfo> it(m_projects);
    while (it.hasNext()) {
        it.next();
        ProjectInfo pinfo = it.value();
        frameworkPaths += pinfo.frameworkPaths;
    }
527
    frameworkPaths.removeDuplicates();
con's avatar
con committed
528 529 530
    return frameworkPaths;
}

531
QByteArray CppModelManager::internalDefinedMacros() const
con's avatar
con committed
532 533 534 535 536 537 538 539 540 541 542
{
    QByteArray macros;
    QMapIterator<ProjectExplorer::Project *, ProjectInfo> it(m_projects);
    while (it.hasNext()) {
        it.next();
        ProjectInfo pinfo = it.value();
        macros += pinfo.defines;
    }
    return macros;
}

543
QMap<QString, QByteArray> CppModelManager::buildWorkingCopyList()
con's avatar
con committed
544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565
{
    QMap<QString, QByteArray> workingCopy;
    QMapIterator<TextEditor::ITextEditor *, CppEditorSupport *> it(m_editorSupport);
    while (it.hasNext()) {
        it.next();
        TextEditor::ITextEditor *textEditor = it.key();
        CppEditorSupport *editorSupport = it.value();
        QString fileName = textEditor->file()->fileName();
        workingCopy[fileName] = editorSupport->contents().toUtf8();
    }

    // add the project configuration file
    QByteArray conf(pp_configuration);
    conf += definedMacros();
    workingCopy[pp_configuration_file] = conf;

    return workingCopy;
}

void CppModelManager::updateSourceFiles(const QStringList &sourceFiles)
{ (void) refreshSourceFiles(sourceFiles); }

566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587
QList<CppModelManager::ProjectInfo> CppModelManager::projectInfos() const
{
    QMutexLocker locker(&mutex);

    return m_projects.values();
}

CppModelManager::ProjectInfo CppModelManager::projectInfo(ProjectExplorer::Project *project) const
{
    QMutexLocker locker(&mutex);

    return m_projects.value(project, ProjectInfo(project));
}

void CppModelManager::updateProjectInfo(const ProjectInfo &pinfo)
{
    QMutexLocker locker(&mutex);

    if (! pinfo.isValid())
        return;

    m_projects.insert(pinfo.project, pinfo);
588
    m_dirty = true;
589
}
con's avatar
con committed
590 591 592

QFuture<void> CppModelManager::refreshSourceFiles(const QStringList &sourceFiles)
{
593
    if (! sourceFiles.isEmpty() && qgetenv("QTCREATOR_NO_CODE_INDEXER").isNull()) {
con's avatar
con committed
594 595
        const QMap<QString, QByteArray> workingCopy = buildWorkingCopyList();

596 597 598 599 600 601 602 603
        CppPreprocessor *preproc = new CppPreprocessor(this);
        preproc->setProjectFiles(projectFiles());
        preproc->setIncludePaths(includePaths());
        preproc->setFrameworkPaths(frameworkPaths());
        preproc->setWorkingCopy(workingCopy);

        QFuture<void> result = QtConcurrent::run(&CppModelManager::parse,
                                                 preproc, sourceFiles);
con's avatar
con committed
604 605 606 607

        if (sourceFiles.count() > 1) {
            m_core->progressManager()->addTask(result, tr("Indexing"),
                            CppTools::Constants::TASK_INDEX,
608
                            Core::ProgressManager::CloseOnSuccess);
con's avatar
con committed
609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626
        }
        return result;
    }
    return QFuture<void>();
}

/*!
    \fn    void CppModelManager::editorOpened(Core::IEditor *editor)
    \brief If a C++ editor is opened, the model manager listens to content changes
           in order to update the CppCodeModel accordingly. It also updates the
           CppCodeModel for the first time with this editor.

    \sa    void CppModelManager::editorContentsChanged()
 */
void CppModelManager::editorOpened(Core::IEditor *editor)
{
    if (isCppEditor(editor)) {
        TextEditor::ITextEditor *textEditor = qobject_cast<TextEditor::ITextEditor *>(editor);
hjk's avatar
hjk committed
627
        QTC_ASSERT(textEditor, return);
con's avatar
con committed
628 629 630 631 632 633 634 635 636 637 638

        CppEditorSupport *editorSupport = new CppEditorSupport(this);
        editorSupport->setTextEditor(textEditor);
        m_editorSupport[textEditor] = editorSupport;
    }
}

void CppModelManager::editorAboutToClose(Core::IEditor *editor)
{
    if (isCppEditor(editor)) {
        TextEditor::ITextEditor *textEditor = qobject_cast<TextEditor::ITextEditor *>(editor);
hjk's avatar
hjk committed
639
        QTC_ASSERT(textEditor, return);
con's avatar
con committed
640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659

        CppEditorSupport *editorSupport = m_editorSupport.value(textEditor);
        m_editorSupport.remove(textEditor);
        delete editorSupport;
    }
}

bool CppModelManager::isCppEditor(Core::IEditor *editor) const
{
    Core::UniqueIDManager *uidm = m_core->uniqueIDManager();
    const int uid = uidm->uniqueIdentifier(ProjectExplorer::Constants::LANG_CXX);
    return editor->context().contains(uid);
}

void CppModelManager::emitDocumentUpdated(Document::Ptr doc)
{ emit documentUpdated(doc); }

void CppModelManager::onDocumentUpdated(Document::Ptr doc)
{
    const QString fileName = doc->fileName();
660
    m_snapshot[fileName] = doc;
con's avatar
con committed
661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680
    QList<Core::IEditor *> openedEditors = m_core->editorManager()->openedEditors();
    foreach (Core::IEditor *editor, openedEditors) {
        if (editor->file()->fileName() == fileName) {
            TextEditor::ITextEditor *textEditor = qobject_cast<TextEditor::ITextEditor *>(editor);
            if (! textEditor)
                continue;

            TextEditor::BaseTextEditor *ed = qobject_cast<TextEditor::BaseTextEditor *>(textEditor->widget());
            if (! ed)
                continue;

            QList<TextEditor::BaseTextEditor::BlockRange> blockRanges;

            foreach (const Document::Block block, doc->skippedBlocks()) {
                blockRanges.append(TextEditor::BaseTextEditor::BlockRange(block.begin(), block.end()));
            }
            ed->setIfdefedOutBlocks(blockRanges);

            QList<QTextEdit::ExtraSelection> selections;

681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696
#ifdef QTCREATOR_WITH_MACRO_HIGHLIGHTING
            // set up the format for the macros
            QTextCharFormat macroFormat;
            macroFormat.setUnderlineStyle(QTextCharFormat::SingleUnderline);

            QTextCursor c = ed->textCursor();
            foreach (const Document::Block block, doc->macroUses()) {
                QTextEdit::ExtraSelection sel;
                sel.cursor = c;
                sel.cursor.setPosition(block.begin());
                sel.cursor.setPosition(block.end(), QTextCursor::KeepAnchor);
                sel.format = macroFormat;
                selections.append(sel);
            }
#endif // QTCREATOR_WITH_MACRO_HIGHLIGHTING

con's avatar
con committed
697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735
            // set up the format for the errors
            QTextCharFormat errorFormat;
            errorFormat.setUnderlineStyle(QTextCharFormat::WaveUnderline);
            errorFormat.setUnderlineColor(Qt::red);

            // set up the format for the warnings.
            QTextCharFormat warningFormat;
            warningFormat.setUnderlineStyle(QTextCharFormat::WaveUnderline);
            warningFormat.setUnderlineColor(Qt::darkYellow);

            QSet<int> lines;
            foreach (const Document::DiagnosticMessage m, doc->diagnosticMessages()) {
                if (m.fileName() != fileName)
                    continue;
                else if (lines.contains(m.line()))
                    continue;
                else if (lines.size() == MAX_SELECTION_COUNT)
                    break; // we're done.

                lines.insert(m.line());

                QTextEdit::ExtraSelection sel;
                if (m.isWarning())
                    sel.format = warningFormat;
                else
                    sel.format = errorFormat;

                QTextCursor c(ed->document()->findBlockByNumber(m.line() - 1));
                const QString text = c.block().text();
                for (int i = 0; i < text.size(); ++i) {
                    if (! text.at(i).isSpace()) {
                        c.setPosition(c.position() + i);
                        break;
                    }
                }
                c.movePosition(QTextCursor::EndOfBlock, QTextCursor::KeepAnchor);
                sel.cursor = c;
                selections.append(sel);
            }
736
            ed->setExtraSelections(TextEditor::BaseTextEditor::CodeWarningsSelection, selections);
con's avatar
con committed
737 738 739 740 741
            break;
        }
    }
}

742 743
void CppModelManager::onProjectAdded(ProjectExplorer::Project *)
{
744
    QMutexLocker locker(&mutex);
745 746 747
    m_dirty = true;
}

con's avatar
con committed
748 749
void CppModelManager::onAboutToRemoveProject(ProjectExplorer::Project *project)
{
750 751 752 753 754 755
    do {
        QMutexLocker locker(&mutex);
        m_dirty = true;
        m_projects.remove(project);
    } while (0);

con's avatar
con committed
756 757 758 759 760
    GC();
}

void CppModelManager::onSessionUnloaded()
{
761
    if (m_core->progressManager()) {
con's avatar
con committed
762
        m_core->progressManager()->cancelTasks(CppTools::Constants::TASK_INDEX);
763
    }
764 765 766 767 768 769 770 771

    do {
        QMutexLocker locker(&mutex);
        m_projects.clear();
        m_dirty = true;
    } while (0);

    GC();
con's avatar
con committed
772 773 774
}

void CppModelManager::parse(QFutureInterface<void> &future,
775 776
                            CppPreprocessor *preproc,
                            QStringList files)
con's avatar
con committed
777
{
hjk's avatar
hjk committed
778
    QTC_ASSERT(!files.isEmpty(), return);
779

con's avatar
con committed
780 781 782 783 784 785
    // Change the priority of the background parser thread to idle.
    QThread::currentThread()->setPriority(QThread::IdlePriority);

    future.setProgressRange(0, files.size());

    QString conf = QLatin1String(pp_configuration_file);
786
    (void) preproc->run(conf);
con's avatar
con committed
787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804

    const int STEP = 10;

    for (int i = 0; i < files.size(); ++i) {
        if (future.isPaused())
            future.waitForResume();

        if (future.isCanceled())
            break;

        future.setProgressValue(i);

#ifdef CPPTOOLS_DEBUG_PARSING_TIME
        QTime tm;
        tm.start();
#endif

        QString fileName = files.at(i);
805
        preproc->run(fileName);
con's avatar
con committed
806 807 808 809 810 811 812 813 814

        if (! (i % STEP)) // Yields execution of the current thread.
            QThread::yieldCurrentThread();

#ifdef CPPTOOLS_DEBUG_PARSING_TIME
        qDebug() << fileName << "parsed in:" << tm.elapsed();
#endif
    }

815 816
    future.setProgressValue(files.size());

con's avatar
con committed
817 818
    // Restore the previous thread priority.
    QThread::currentThread()->setPriority(QThread::NormalPriority);
819 820

    delete preproc;
con's avatar
con committed
821 822 823 824
}

void CppModelManager::GC()
{
825
    Snapshot documents = m_snapshot;
con's avatar
con committed
826 827

    QSet<QString> processed;
828
    QStringList todo = projectFiles();
con's avatar
con committed
829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855

    while (! todo.isEmpty()) {
        QString fn = todo.last();
        todo.removeLast();

        if (processed.contains(fn))
            continue;

        processed.insert(fn);

        if (Document::Ptr doc = documents.value(fn)) {
            todo += doc->includedFiles();
        }
    }

    QStringList removedFiles;
    QMutableMapIterator<QString, Document::Ptr> it(documents);
    while (it.hasNext()) {
        it.next();
        const QString fn = it.key();
        if (! processed.contains(fn)) {
            removedFiles.append(fn);
            it.remove();
        }
    }

    emit aboutToRemoveFiles(removedFiles);
856
    m_snapshot = documents;
con's avatar
con committed
857 858 859
}