qmlengine.cpp 24.9 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
/**************************************************************************
**
** 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 "qmlengine.h"
Lasse Holmstedt's avatar
Lasse Holmstedt committed
31
#include "qmladapter.h"
32

33
#include "debuggeractions.h"
34
#include "debuggerconstants.h"
hjk's avatar
hjk committed
35
#include "debuggercore.h"
36
#include "debuggerdialogs.h"
hjk's avatar
hjk committed
37
#include "debuggerrunner.h"
38
#include "debuggerstringutils.h"
hjk's avatar
hjk committed
39
#include "debuggertooltip.h"
40
#include "debuggeruiswitcher.h"
41

42 43 44 45 46 47 48
#include "breakhandler.h"
#include "moduleshandler.h"
#include "registerhandler.h"
#include "stackhandler.h"
#include "watchhandler.h"
#include "watchutils.h"

Lasse Holmstedt's avatar
Lasse Holmstedt committed
49
#include <extensionsystem/pluginmanager.h>
50
#include <projectexplorer/applicationlauncher.h>
51

52
#include <utils/environment.h>
53 54 55 56 57 58 59 60 61 62 63 64 65
#include <utils/qtcassert.h>

#include <QtCore/QDateTime>
#include <QtCore/QDebug>
#include <QtCore/QDir>
#include <QtCore/QFileInfo>
#include <QtCore/QTimer>

#include <QtGui/QAction>
#include <QtGui/QApplication>
#include <QtGui/QMainWindow>
#include <QtGui/QMessageBox>
#include <QtGui/QToolTip>
66
#include <QtGui/QTextDocument>
67 68

#include <QtNetwork/QTcpSocket>
69 70
#include <QtNetwork/QHostAddress>

71 72 73 74 75 76 77 78
#define DEBUG_QML 1
#if DEBUG_QML
#   define SDEBUG(s) qDebug() << s
#else
#   define SDEBUG(s)
#endif
# define XSDEBUG(s) qDebug() << s

Lasse Holmstedt's avatar
Lasse Holmstedt committed
79 80
enum {
    MaxConnectionAttempts = 50,
81
    ConnectionAttemptDefaultInterval = 200
Lasse Holmstedt's avatar
Lasse Holmstedt committed
82
};
83

84 85 86
namespace Debugger {
namespace Internal {

87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116
struct JSAgentBreakpointData
{
    QByteArray functionName;
    QByteArray fileName;
    qint32 lineNumber;
};

uint qHash(const JSAgentBreakpointData &b)
{
    return b.lineNumber ^ qHash(b.fileName);
}

QDataStream &operator<<(QDataStream &s, const JSAgentBreakpointData &data)
{
    return s << data.functionName << data.fileName << data.lineNumber;
}

QDataStream &operator>>(QDataStream &s, JSAgentBreakpointData &data)
{
    return s >> data.functionName >> data.fileName >> data.lineNumber;
}

bool operator==(const JSAgentBreakpointData &b1, const JSAgentBreakpointData &b2)
{
    return b1.lineNumber == b2.lineNumber && b1.fileName == b2.fileName;
}

typedef QSet<JSAgentBreakpointData> JSAgentBreakpoints;


117
static QDataStream &operator>>(QDataStream &s, WatchData &data)
118 119
{
    data = WatchData();
120 121 122 123 124 125 126 127
    QByteArray name;
    QByteArray value;
    QByteArray type;
    bool hasChildren = false;
    s >> data.exp >> name >> value >> type >> hasChildren >> data.id;
    data.name = QString::fromUtf8(name);
    data.setType(type, false);
    data.setValue(QString::fromUtf8(value));
128
    data.setHasChildren(hasChildren);
129
    data.setAllUnneeded();
130 131 132
    return s;
}

133
static QDataStream &operator>>(QDataStream &s, StackFrame &frame)
134 135 136 137 138 139 140 141 142 143
{
    frame = StackFrame();
    QByteArray function;
    QByteArray file;
    s >> function >> file >> frame.line;
    frame.function = QString::fromUtf8(function);
    frame.file = QString::fromUtf8(file);
    return s;
}

hjk's avatar
hjk committed
144

145 146
class QmlEnginePrivate
{
147
public:
148
    explicit QmlEnginePrivate(QmlEngine *q);
149
    ~QmlEnginePrivate() { delete m_adapter; }
150

151
    friend class Debugger::QmlEngine;
152
private:
153 154 155 156 157
    int m_ping;
    QmlAdapter *m_adapter;
    ProjectExplorer::ApplicationLauncher m_applicationLauncher;
};

158 159 160 161 162 163 164
QmlEnginePrivate::QmlEnginePrivate(QmlEngine *q)
    : m_ping(0), m_adapter(new QmlAdapter(q))
{}

} // namespace Internal

using namespace Internal;
165

166 167 168 169 170 171
///////////////////////////////////////////////////////////////////////
//
// QmlEngine
//
///////////////////////////////////////////////////////////////////////

172
QmlEngine::QmlEngine(const DebuggerStartParameters &startParameters)
173
    : DebuggerEngine(startParameters), d(new QmlEnginePrivate(this))
174
{
Friedemann Kleint's avatar
Friedemann Kleint committed
175
    setObjectName(QLatin1String("QmlEngine"));
176 177 178 179
}

QmlEngine::~QmlEngine()
{
180 181
}

182 183 184 185 186 187 188 189 190 191
void QmlEngine::gotoLocation(const QString &fileName, int lineNumber, bool setMarker)
{
    QString processedFilename = fileName;

    if (isShadowBuildProject())
        processedFilename = fromShadowBuildFilename(fileName);

    DebuggerEngine::gotoLocation(processedFilename, lineNumber, setMarker);
}

hjk's avatar
hjk committed
192
void QmlEngine::gotoLocation(const StackFrame &frame, bool setMarker)
193
{
hjk's avatar
hjk committed
194
    StackFrame adjustedFrame = frame;
195 196 197 198 199 200
    if (isShadowBuildProject())
        adjustedFrame.file = fromShadowBuildFilename(frame.file);

    DebuggerEngine::gotoLocation(adjustedFrame, setMarker);
}

hjk's avatar
hjk committed
201
void QmlEngine::setupInferior()
202
{
hjk's avatar
hjk committed
203
    QTC_ASSERT(state() == InferiorSetupRequested, qDebug() << state());
Lasse Holmstedt's avatar
Lasse Holmstedt committed
204

205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221
    if (startParameters().startMode == AttachToRemote) {
        emit remoteStartupRequested();
    } else {
        connect(&d->m_applicationLauncher, SIGNAL(processExited(int)),
                this, SLOT(disconnected()));
        connect(&d->m_applicationLauncher, SIGNAL(appendMessage(QString,bool)),
                runControl(), SLOT(emitAppendMessage(QString,bool)));
        connect(&d->m_applicationLauncher, SIGNAL(appendOutput(QString, bool)),
                runControl(), SLOT(emitAddToOutputWindow(QString, bool)));
        connect(&d->m_applicationLauncher, SIGNAL(bringToForegroundRequested(qint64)),
                runControl(), SLOT(bringApplicationToForeground(qint64)));

        d->m_applicationLauncher.setEnvironment(startParameters().environment);
        d->m_applicationLauncher.setWorkingDirectory(startParameters().workingDirectory);

        notifyInferiorSetupOk();
    }
hjk's avatar
hjk committed
222
}
hjk's avatar
hjk committed
223

Lasse Holmstedt's avatar
Lasse Holmstedt committed
224 225 226 227
void QmlEngine::connectionEstablished()
{
    attemptBreakpointSynchronization();

228 229
    ExtensionSystem::PluginManager *pluginManager =
        ExtensionSystem::PluginManager::instance();
230
    pluginManager->addObject(d->m_adapter);
231
    pluginManager->addObject(this);
Lasse Holmstedt's avatar
Lasse Holmstedt committed
232

233
    showMessage(tr("QML Debugger connected."), StatusBar);
Lasse Holmstedt's avatar
Lasse Holmstedt committed
234 235

    notifyEngineRunAndInferiorRunOk();
236

Lasse Holmstedt's avatar
Lasse Holmstedt committed
237 238 239 240
}

void QmlEngine::connectionStartupFailed()
{
241 242 243 244
    QMessageBox::critical(0, tr("Failed to connect to debugger"),
        tr("Could not connect to QML debugger server at %1:%2.")
        .arg(startParameters().qmlServerAddress)
        .arg(startParameters().qmlServerPort));
Lasse Holmstedt's avatar
Lasse Holmstedt committed
245 246 247
    notifyEngineRunFailed();
}

248
void QmlEngine::connectionError(QAbstractSocket::SocketError socketError)
Lasse Holmstedt's avatar
Lasse Holmstedt committed
249
{
250
    if (socketError ==QAbstractSocket::RemoteHostClosedError)
251
        showMessage(tr("QML Debugger: Remote host closed connection."), StatusBar);
Lasse Holmstedt's avatar
Lasse Holmstedt committed
252 253
}

254 255 256

void QmlEngine::serviceConnectionError(const QString &serviceName)
{
257 258
    showMessage(tr("QML Debugger: Could not connect to service '%1'.")
        .arg(serviceName), StatusBar);
259 260
}

261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278
void QmlEngine::pauseConnection()
{
    d->m_adapter->pauseConnection();
}

void QmlEngine::closeConnection()
{
    ExtensionSystem::PluginManager *pluginManager = ExtensionSystem::PluginManager::instance();
    if (pluginManager->allObjects().contains(this)) {
        disconnect(d->m_adapter, SIGNAL(connectionStartupFailed()), this, SLOT(connectionStartupFailed()));
        d->m_adapter->closeConnection();

        pluginManager->removeObject(d->m_adapter);
        pluginManager->removeObject(this);
    }
}


hjk's avatar
hjk committed
279 280 281
void QmlEngine::runEngine()
{
    QTC_ASSERT(state() == EngineRunRequested, qDebug() << state());
Lasse Holmstedt's avatar
Lasse Holmstedt committed
282

283 284 285 286 287 288 289 290 291 292 293
    if (!isSlaveEngine()) {
        startApplicationLauncher();
    }

    d->m_adapter->beginConnection();
    showMessage(tr("QML Debugger connecting..."), StatusBar);
}

void QmlEngine::startApplicationLauncher()
{
    if (!d->m_applicationLauncher.isRunning()) {
294
        d->m_applicationLauncher.start(ProjectExplorer::ApplicationLauncher::Gui,
295 296 297
                                    startParameters().executable,
                                    startParameters().processArgs);
    }
298
}
Lasse Holmstedt's avatar
Lasse Holmstedt committed
299

300 301 302 303 304 305
void QmlEngine::stopApplicationLauncher()
{
    if (d->m_applicationLauncher.isRunning()) {
        disconnect(&d->m_applicationLauncher, SIGNAL(processExited(int)), this, SLOT(disconnected()));
        d->m_applicationLauncher.stop();
    }
306 307
}

308
void QmlEngine::handleRemoteSetupDone(int port)
309
{
310 311
    if (port != -1)
        startParameters().qmlServerPort = port;
312 313 314 315 316 317 318 319 320 321
    notifyInferiorSetupOk();
}

void QmlEngine::handleRemoteSetupFailed(const QString &message)
{
    QMessageBox::critical(0,tr("Failed to start application"),
        tr("Application startup failed: %1").arg(message));
    notifyInferiorSetupFailed();
}

hjk's avatar
hjk committed
322
void QmlEngine::shutdownInferior()
323
{
324 325
    if (isSlaveEngine()) {
        resetLocation();
Lasse Holmstedt's avatar
Lasse Holmstedt committed
326
    }
327
    stopApplicationLauncher();
hjk's avatar
hjk committed
328 329 330 331 332
    notifyInferiorShutdownOk();
}

void QmlEngine::shutdownEngine()
{
333
    closeConnection();
Lasse Holmstedt's avatar
Lasse Holmstedt committed
334

335 336
    // double check (ill engine?):
    stopApplicationLauncher();
Lasse Holmstedt's avatar
Lasse Holmstedt committed
337

338
    notifyEngineShutdownOk();
339 340
    if (!isSlaveEngine())
        showMessage(QString(), StatusBar);
341 342
}

hjk's avatar
hjk committed
343
void QmlEngine::setupEngine()
344
{
345 346 347
    d->m_adapter->setMaxConnectionAttempts(MaxConnectionAttempts);
    d->m_adapter->setConnectionAttemptInterval(ConnectionAttemptDefaultInterval);
    connect(d->m_adapter, SIGNAL(connectionError(QAbstractSocket::SocketError)),
hjk's avatar
hjk committed
348 349 350 351 352 353 354
        SLOT(connectionError(QAbstractSocket::SocketError)));
    connect(d->m_adapter, SIGNAL(serviceConnectionError(QString)),
        SLOT(serviceConnectionError(QString)));
    connect(d->m_adapter, SIGNAL(connected()),
        SLOT(connectionEstablished()));
    connect(d->m_adapter, SIGNAL(connectionStartupFailed()),
        SLOT(connectionStartupFailed()));
Lasse Holmstedt's avatar
Lasse Holmstedt committed
355

356
    notifyEngineSetupOk();
357 358
}

359 360
void QmlEngine::continueInferior()
{
hjk's avatar
hjk committed
361
    QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
362 363 364 365
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
    rs << QByteArray("CONTINUE");
    sendMessage(reply);
366
    resetLocation();
hjk's avatar
hjk committed
367 368
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
369 370 371 372
}

void QmlEngine::interruptInferior()
{
373 374 375 376
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
    rs << QByteArray("INTERRUPT");
    sendMessage(reply);
377
    notifyInferiorStopOk();
378 379 380 381
}

void QmlEngine::executeStep()
{
382 383 384 385
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
    rs << QByteArray("STEPINTO");
    sendMessage(reply);
hjk's avatar
hjk committed
386 387
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
388 389 390 391
}

void QmlEngine::executeStepI()
{
392 393 394 395
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
    rs << QByteArray("STEPINTO");
    sendMessage(reply);
hjk's avatar
hjk committed
396 397
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
398 399 400 401
}

void QmlEngine::executeStepOut()
{
402 403 404 405
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
    rs << QByteArray("STEPOUT");
    sendMessage(reply);
hjk's avatar
hjk committed
406 407
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
408 409 410 411
}

void QmlEngine::executeNext()
{
412 413 414 415
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
    rs << QByteArray("STEPOVER");
    sendMessage(reply);
hjk's avatar
hjk committed
416 417
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
418 419 420 421
}

void QmlEngine::executeNextI()
{
422
    SDEBUG("QmlEngine::executeNextI()");
423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446
}

void QmlEngine::executeRunToLine(const QString &fileName, int lineNumber)
{
    Q_UNUSED(fileName)
    Q_UNUSED(lineNumber)
    SDEBUG("FIXME:  QmlEngine::executeRunToLine()");
}

void QmlEngine::executeRunToFunction(const QString &functionName)
{
    Q_UNUSED(functionName)
    XSDEBUG("FIXME:  QmlEngine::executeRunToFunction()");
}

void QmlEngine::executeJumpToLine(const QString &fileName, int lineNumber)
{
    Q_UNUSED(fileName)
    Q_UNUSED(lineNumber)
    XSDEBUG("FIXME:  QmlEngine::executeJumpToLine()");
}

void QmlEngine::activateFrame(int index)
{
447 448 449 450 451
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
    rs << QByteArray("ACTIVATE_FRAME");
    rs << index;
    sendMessage(reply);
452
    gotoLocation(stackHandler()->frames().value(index), true);
453 454 455 456 457 458 459 460 461
}

void QmlEngine::selectThread(int index)
{
    Q_UNUSED(index)
}

void QmlEngine::attemptBreakpointSynchronization()
{
hjk's avatar
hjk committed
462
    BreakHandler *handler = breakHandler();
463 464 465 466 467 468 469

    foreach (BreakpointId id, handler->unclaimedBreakpointIds()) {
        // Take ownership of the breakpoint. Requests insertion.
        if (acceptsBreakpoint(id))
            handler->setEngine(id, this);
    }

470
    //bool updateNeeded = false;
hjk's avatar
hjk committed
471 472 473
    JSAgentBreakpoints breakpoints;
    foreach (BreakpointId id, handler->engineBreakpointIds(this)) {
        QString processedFilename = handler->fileName(id);
474 475 476 477
#ifdef Q_OS_MACX
        // Qt Quick Applications by default copy the qml directory to buildDir()/X.app/Contents/Resources
        const QString applicationBundleDir
                = QFileInfo(startParameters().executable).absolutePath() + "/../..";
478
        processedFilename = mangleFilenamePaths(handler->fileName(id), startParameters().projectDir, applicationBundleDir + "/Contents/Resources");
479
#endif
480
        if (isShadowBuildProject())
481
            processedFilename = toShadowBuildFilename(processedFilename);
hjk's avatar
hjk committed
482
        JSAgentBreakpointData bp;
483
        bp.fileName = processedFilename.toUtf8();
hjk's avatar
hjk committed
484 485
        bp.lineNumber = handler->lineNumber(id);
        bp.functionName = handler->functionName(id).toUtf8();
486
        breakpoints.insert(bp);
487 488 489 490 491
    }

    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
    rs << QByteArray("BREAKPOINTS");
492 493
    rs << breakpoints;
    //qDebug() << Q_FUNC_INFO << breakpoints;
494
    sendMessage(reply);
495 496
}

hjk's avatar
hjk committed
497
bool QmlEngine::acceptsBreakpoint(BreakpointId id)
498
{
hjk's avatar
hjk committed
499 500 501
    const QString fileName = breakHandler()->fileName(id);
    return fileName.endsWith(QLatin1String(".qml"))
        || fileName.endsWith(QLatin1String(".js"));
502 503
}

504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527
void QmlEngine::loadSymbols(const QString &moduleName)
{
    Q_UNUSED(moduleName)
}

void QmlEngine::loadAllSymbols()
{
}

void QmlEngine::reloadModules()
{
}

void QmlEngine::requestModuleSymbols(const QString &moduleName)
{
    Q_UNUSED(moduleName)
}

//////////////////////////////////////////////////////////////////////
//
// Tooltip specific stuff
//
//////////////////////////////////////////////////////////////////////

hjk's avatar
hjk committed
528 529
void QmlEngine::setToolTipExpression(const QPoint &mousePos,
    TextEditor::ITextEditor *editor, int cursorPos)
530
{
hjk's avatar
hjk committed
531 532
    // This is processed by QML inspector, which has dependencies to 
    // the qml js editor. Makes life easier.
533
    emit tooltipRequested(mousePos, editor, cursorPos);
534 535 536 537 538 539 540 541
}

//////////////////////////////////////////////////////////////////////
//
// Watch specific stuff
//
//////////////////////////////////////////////////////////////////////

hjk's avatar
hjk committed
542
void QmlEngine::assignValueInDebugger(const WatchData *,
hjk's avatar
hjk committed
543
    const QString &expression, const QVariant &valueV)
544
{
545 546 547 548 549 550 551 552 553
    QRegExp inObject("@([0-9a-fA-F]+)->(.+)");
    if (inObject.exactMatch(expression)) {
        bool ok = false;
        quint64 objectId = inObject.cap(1).toULongLong(&ok, 16);
        QString property = inObject.cap(2);
        if (ok && objectId > 0 && !property.isEmpty()) {
            QByteArray reply;
            QDataStream rs(&reply, QIODevice::WriteOnly);
            rs << QByteArray("SET_PROPERTY");
554
            rs << expression.toUtf8() << objectId << property << valueV.toString();
555 556 557
            sendMessage(reply);
        }
    }
558 559
}

hjk's avatar
hjk committed
560 561
void QmlEngine::updateWatchData(const WatchData &data,
    const WatchUpdateFlags &)
562
{
Olivier Goffart's avatar
Olivier Goffart committed
563
//    qDebug() << "UPDATE WATCH DATA" << data.toString();
564
    //watchHandler()->rebuildModel();
565
    showStatusMessage(tr("Stopped."), 5000);
566

567
    if (!data.name.isEmpty() && data.isValueNeeded()) {
568 569 570 571 572 573 574
        QByteArray reply;
        QDataStream rs(&reply, QIODevice::WriteOnly);
        rs << QByteArray("EXEC");
        rs << data.iname << data.name;
        sendMessage(reply);
    }

575 576
    if (!data.name.isEmpty() && data.isChildrenNeeded()
            && watchHandler()->isExpandedIName(data.iname))
Arvid Ephraim Picciani's avatar
Arvid Ephraim Picciani committed
577
        expandObject(data.iname, data.id);
578

579 580 581 582 583 584 585
    {
        QByteArray reply;
        QDataStream rs(&reply, QIODevice::WriteOnly);
        rs << QByteArray("WATCH_EXPRESSIONS");
        rs << watchHandler()->watchedExpressions();
        sendMessage(reply);
    }
586 587 588

    if (!data.isSomethingNeeded())
        watchHandler()->insertData(data);
589 590
}

591 592 593 594 595 596 597 598 599
void QmlEngine::expandObject(const QByteArray& iname, quint64 objectId)
{
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
    rs << QByteArray("EXPAND");
    rs << iname << objectId;
    sendMessage(reply);
}

600 601
void QmlEngine::sendPing()
{
602
    d->m_ping++;
603 604 605
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
    rs << QByteArray("PING");
606
    rs << d->m_ping;
607 608 609
    sendMessage(reply);
}

610
namespace Internal {
611 612 613 614
DebuggerEngine *createQmlEngine(const DebuggerStartParameters &sp)
{
    return new QmlEngine(sp);
}
615
} // namespace Internal
616 617 618 619 620 621 622 623 624 625 626 627 628

unsigned QmlEngine::debuggerCapabilities() const
{
    return AddWatcherCapability;
    /*ReverseSteppingCapability | SnapshotCapability
        | AutoDerefPointersCapability | DisassemblerCapability
        | RegisterCapability | ShowMemoryCapability
        | JumpToLineCapability | ReloadModuleCapability
        | ReloadModuleSymbolsCapability | BreakOnThrowAndCatchCapability
        | ReturnFromFunctionCapability
        | CreateFullBacktraceCapability
        | WatchpointCapability
        | AddWatcherCapability;*/
629 630 631 632 633 634 635 636 637 638
}

void QmlEngine::messageReceived(const QByteArray &message)
{
    QByteArray rwData = message;
    QDataStream stream(&rwData, QIODevice::ReadOnly);

    QByteArray command;
    stream >> command;

639
    showMessage(QLatin1String("RECEIVED RESPONSE: ")
hjk's avatar
hjk committed
640
        + quoteUnprintableLatin1(message));
641

642
    if (command == "STOPPED") {
643
        if (state() == InferiorRunOk)
644
            notifyInferiorSpontaneousStop();
645

hjk's avatar
hjk committed
646 647 648
        StackFrames stackFrames;
        QList<WatchData> watches;
        QList<WatchData> locals;
649
        stream >> stackFrames >> watches >> locals;
650

651 652
        for (int i = 0; i != stackFrames.size(); ++i)
            stackFrames[i].level = i + 1;
653 654 655 656 657

        gotoLocation(stackFrames.value(0), true);
        stackHandler()->setFrames(stackFrames);

        watchHandler()->beginCycle();
658
        bool needPing = false;
659

hjk's avatar
hjk committed
660
        foreach (WatchData data, watches) {
661
            data.iname = watchHandler()->watcherName(data.exp);
662
            watchHandler()->insertData(data);
663

664 665
            if (watchHandler()->expandedINames().contains(data.iname)) {
                needPing = true;
Arvid Ephraim Picciani's avatar
Arvid Ephraim Picciani committed
666
                expandObject(data.iname, data.id);
667
            }
668 669
        }

hjk's avatar
hjk committed
670
        foreach (WatchData data, locals) {
671 672
            data.iname = "local." + data.exp;
            watchHandler()->insertData(data);
673

674 675
            if (watchHandler()->expandedINames().contains(data.iname)) {
                needPing = true;
Arvid Ephraim Picciani's avatar
Arvid Ephraim Picciani committed
676
                expandObject(data.iname, data.id);
677
            }
hjk's avatar
hjk committed
678 679
        }

680 681 682 683
        if (needPing)
            sendPing();
        else
            watchHandler()->endCycle();
684

685 686 687
        bool becauseOfException;
        stream >> becauseOfException;
        if (becauseOfException) {
688 689 690
            QString error;
            stream >> error;

691 692 693
            QString msg =
                tr("<p>An Uncaught Exception occured in <i>%1</i>:</p><p>%2</p>")
                    .arg(stackFrames.value(0).file, Qt::escape(error));
694
            showMessageBox(QMessageBox::Information, tr("Uncaught Exception"), msg);
695 696 697 698 699
        } else {
            //
            // Make breakpoint non-pending
            //
            QString file;
700
            QString function;
701 702 703 704 705
            int line = -1;

            if (!stackFrames.isEmpty()) {
                file = stackFrames.at(0).file;
                line = stackFrames.at(0).line;
706
                function = stackFrames.at(0).function;
707 708 709 710 711

                if (isShadowBuildProject()) {
                    file = fromShadowBuildFilename(file);
                }
            }
712

hjk's avatar
hjk committed
713 714 715 716
            BreakHandler *handler = breakHandler();
            foreach (BreakpointId id, handler->engineBreakpointIds(this)) {
                QString processedFilename = handler->fileName(id);
                if (processedFilename == file && handler->lineNumber(id) == line) {
717
                    handler->notifyBreakpointInsertOk(id);
hjk's avatar
hjk committed
718
                    BreakpointResponse br = handler->response(id);
719 720 721
                    br.fileName = file;
                    br.lineNumber = line;
                    br.functionName = function;
hjk's avatar
hjk committed
722
                    handler->setResponse(id, br);
723 724 725
                }
            }
        }
726
    } else if (command == "RESULT") {
hjk's avatar
hjk committed
727
        WatchData data;
728 729 730
        QByteArray iname;
        stream >> iname >> data;
        data.iname = iname;
731 732 733
        if (iname.startsWith("watch.")) {
            watchHandler()->insertData(data);
        } else if(iname == "console") {
734
            showMessage(data.value, ScriptConsoleOutput);
735 736 737
        } else {
            qWarning() << "QmlEngine: Unexcpected result: " << iname << data.value;
        }
738
    } else if (command == "EXPANDED") {
hjk's avatar
hjk committed
739
        QList<WatchData> result;
740 741
        QByteArray iname;
        stream >> iname >> result;
742
        bool needPing = false;
hjk's avatar
hjk committed
743
        foreach (WatchData data, result) {
744 745 746
            data.iname = iname + '.' + data.exp;
            watchHandler()->insertData(data);

747 748
            if (watchHandler()->expandedINames().contains(data.iname)) {
                needPing = true;
Arvid Ephraim Picciani's avatar
Arvid Ephraim Picciani committed
749
                expandObject(data.iname, data.id);
750
            }
751
        }
752 753
        if (needPing)
            sendPing();
754
    } else if (command == "LOCALS") {
hjk's avatar
hjk committed
755
        QList<WatchData> locals;
756 757 758
        int frameId;
        stream >> frameId >> locals;
        watchHandler()->beginCycle();
759
        bool needPing = false;
hjk's avatar
hjk committed
760
        foreach (WatchData data, locals) {
761 762
            data.iname = "local." + data.exp;
            watchHandler()->insertData(data);
763 764
            if (watchHandler()->expandedINames().contains(data.iname)) {
                needPing = true;
Arvid Ephraim Picciani's avatar
Arvid Ephraim Picciani committed
765
                expandObject(data.iname, data.id);
766
            }
767
        }
768 769 770 771 772 773 774 775
        if (needPing)
            sendPing();
        else
            watchHandler()->endCycle();

    } else if (command == "PONG") {
        int ping;
        stream >> ping;
776
        if (ping == d->m_ping)
777
            watchHandler()->endCycle();
778 779 780 781 782
    } else {
        qDebug() << Q_FUNC_INFO << "Unknown command: " << command;
    }
}

783 784
void QmlEngine::disconnected()
{
785
    showMessage(tr("QML Debugger disconnected."), StatusBar);
786 787 788
    notifyInferiorExited();
}

789 790 791 792 793 794 795 796 797
void QmlEngine::executeDebuggerCommand(const QString& command)
{
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
    rs << QByteArray("EXEC");
    rs << QByteArray("console") << command;
    sendMessage(reply);
}

798 799
bool QmlEngine::isShadowBuildProject() const
{
hjk's avatar
hjk committed
800 801
    return !startParameters().projectBuildDir.isEmpty()
        && startParameters().projectDir != startParameters().projectBuildDir;
802 803 804 805
}

QString QmlEngine::qmlImportPath() const
{
806
    return startParameters().environment.value("QML_IMPORT_PATH");
807 808 809 810 811 812 813 814 815 816 817 818 819 820 821
}

QString QmlEngine::toShadowBuildFilename(const QString &filename) const
{
    QString newFilename = filename;
    QString importPath = qmlImportPath();

    newFilename = mangleFilenamePaths(filename, startParameters().projectDir, startParameters().projectBuildDir);
    if (newFilename == filename && !importPath.isEmpty()) {
        newFilename = mangleFilenamePaths(filename, startParameters().projectDir, importPath);
    }

    return newFilename;
}

hjk's avatar
hjk committed
822 823
QString QmlEngine::mangleFilenamePaths(const QString &filename,
    const QString &oldBasePath, const QString &newBasePath) const
824 825 826 827 828 829 830
{
    QDir oldBaseDir(oldBasePath);
    QDir newBaseDir(newBasePath);
    QFileInfo fileInfo(filename);

    if (oldBaseDir.exists() && newBaseDir.exists() && fileInfo.exists()) {
        if (fileInfo.absoluteFilePath().startsWith(oldBaseDir.canonicalPath())) {
831
            QString fileRelativePath = fileInfo.canonicalFilePath().mid(oldBaseDir.canonicalPath().length());
832 833 834 835 836 837 838 839 840 841 842 843 844 845
            QFileInfo projectFile(newBaseDir.canonicalPath() + QLatin1Char('/') + fileRelativePath);

            if (projectFile.exists())
                return projectFile.canonicalFilePath();
        }
    }
    return filename;
}

QString QmlEngine::fromShadowBuildFilename(const QString &filename) const
{
    QString newFilename = filename;
    QString importPath = qmlImportPath();

846 847 848 849 850 851 852 853
#ifdef Q_OS_MACX
    // Qt Quick Applications by default copy the qml directory to buildDir()/X.app/Contents/Resources
    const QString applicationBundleDir
                = QFileInfo(startParameters().executable).absolutePath() + "/../..";
    newFilename = mangleFilenamePaths(newFilename, applicationBundleDir + "/Contents/Resources", startParameters().projectDir);
#endif
    newFilename = mangleFilenamePaths(newFilename, startParameters().projectBuildDir, startParameters().projectDir);

854 855 856 857 858 859
    if (newFilename == filename && !importPath.isEmpty()) {
        newFilename = mangleFilenamePaths(filename, startParameters().projectBuildDir, importPath);
    }

    return newFilename;
}
860

861
} // namespace Debugger
862