qmlengine.cpp 33.7 KB
Newer Older
1 2 3 4 5 6
/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
hjk's avatar
hjk committed
7
** Contact: Nokia Corporation (info@qt.nokia.com)
8 9 10 11
**
**
** GNU Lesser General Public License Usage
**
hjk's avatar
hjk committed
12 13 14 15 16 17
** 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.
18
**
con's avatar
con committed
19
** In addition, as a special exception, Nokia gives you certain additional
hjk's avatar
hjk committed
20
** rights. These rights are described in the Nokia Qt LGPL Exception
con's avatar
con committed
21 22
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
hjk's avatar
hjk committed
23 24 25 26 27
** 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.
**
con's avatar
con committed
28 29
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
30 31 32 33
**
**************************************************************************/

#include "qmlengine.h"
Lasse Holmstedt's avatar
Lasse Holmstedt committed
34
#include "qmladapter.h"
35

Friedemann Kleint's avatar
Friedemann Kleint committed
36
#include "debuggerstartparameters.h"
37
#include "debuggeractions.h"
38
#include "debuggerconstants.h"
hjk's avatar
hjk committed
39
#include "debuggercore.h"
40
#include "debuggerdialogs.h"
41
#include "debuggermainwindow.h"
hjk's avatar
hjk committed
42
#include "debuggerrunner.h"
43
#include "debuggerstringutils.h"
44
#include "debuggertooltipmanager.h"
45

46 47 48 49 50 51 52
#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
53
#include <extensionsystem/pluginmanager.h>
54
#include <projectexplorer/applicationlauncher.h>
55

56
#include <utils/environment.h>
57
#include <utils/abstractprocess.h>
58
#include <utils/qtcassert.h>
59
#include <utils/fileinprojectfinder.h>
60

61
#include <coreplugin/icore.h>
62 63
#include <coreplugin/helpmanager.h>

64 65 66 67 68 69 70 71 72 73 74
#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>
75
#include <QtGui/QTextDocument>
76 77

#include <QtNetwork/QTcpSocket>
78 79
#include <QtNetwork/QHostAddress>

80 81 82 83 84 85 86 87
#define DEBUG_QML 1
#if DEBUG_QML
#   define SDEBUG(s) qDebug() << s
#else
#   define SDEBUG(s)
#endif
# define XSDEBUG(s) qDebug() << s

hjk's avatar
hjk committed
88 89
using namespace ProjectExplorer;

90 91 92
namespace Debugger {
namespace Internal {

93 94 95
struct JSAgentBreakpointData
{
    QByteArray functionName;
96 97 98 99 100 101 102 103
    QByteArray fileUrl;
    qint32 lineNumber;
};

struct JSAgentStackData
{
    QByteArray functionName;
    QByteArray fileUrl;
104 105 106 107 108
    qint32 lineNumber;
};

uint qHash(const JSAgentBreakpointData &b)
{
109
    return b.lineNumber ^ qHash(b.fileUrl);
110 111 112 113
}

QDataStream &operator<<(QDataStream &s, const JSAgentBreakpointData &data)
{
114 115 116 117 118 119
    return s << data.functionName << data.fileUrl << data.lineNumber;
}

QDataStream &operator<<(QDataStream &s, const JSAgentStackData &data)
{
    return s << data.functionName << data.fileUrl << data.lineNumber;
120 121 122 123
}

QDataStream &operator>>(QDataStream &s, JSAgentBreakpointData &data)
{
124 125 126 127 128 129
    return s >> data.functionName >> data.fileUrl >> data.lineNumber;
}

QDataStream &operator>>(QDataStream &s, JSAgentStackData &data)
{
    return s >> data.functionName >> data.fileUrl >> data.lineNumber;
130 131 132 133
}

bool operator==(const JSAgentBreakpointData &b1, const JSAgentBreakpointData &b2)
{
134
    return b1.lineNumber == b2.lineNumber && b1.fileUrl == b2.fileUrl;
135 136 137
}

typedef QSet<JSAgentBreakpointData> JSAgentBreakpoints;
138
typedef QList<JSAgentStackData> JSAgentStackFrames;
139 140


141
static QDataStream &operator>>(QDataStream &s, WatchData &data)
142 143
{
    data = WatchData();
144 145 146 147 148 149 150 151
    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));
152
    data.setHasChildren(hasChildren);
153
    data.setAllUnneeded();
154 155 156
    return s;
}

157 158
class QmlEnginePrivate
{
159
public:
160 161
    explicit QmlEnginePrivate(QmlEngine *q);

162
private:
163
    friend class QmlEngine;
164
    int m_ping;
hjk's avatar
hjk committed
165 166
    QmlAdapter m_adapter;
    ApplicationLauncher m_applicationLauncher;
167
    Utils::FileInProjectFinder fileFinder;
168 169
};

170
QmlEnginePrivate::QmlEnginePrivate(QmlEngine *q)
hjk's avatar
hjk committed
171
    : m_ping(0), m_adapter(q)
172 173
{}

174

175 176 177 178 179 180
///////////////////////////////////////////////////////////////////////
//
// QmlEngine
//
///////////////////////////////////////////////////////////////////////

181 182 183 184
QmlEngine::QmlEngine(const DebuggerStartParameters &startParameters,
        DebuggerEngine *masterEngine)
  : DebuggerEngine(startParameters, masterEngine),
    d(new QmlEnginePrivate(this))
185
{
Friedemann Kleint's avatar
Friedemann Kleint committed
186
    setObjectName(QLatin1String("QmlEngine"));
187 188 189
}

QmlEngine::~QmlEngine()
190
{}
191

hjk's avatar
hjk committed
192
void QmlEngine::setupInferior()
193
{
hjk's avatar
hjk committed
194
    QTC_ASSERT(state() == InferiorSetupRequested, qDebug() << state());
Lasse Holmstedt's avatar
Lasse Holmstedt committed
195

196
    if (startParameters().startMode == AttachToRemote) {
Christian Kandeler's avatar
Christian Kandeler committed
197
        emit requestRemoteSetup();
198
    } else {
hjk's avatar
hjk committed
199 200 201 202 203 204 205 206 207
        connect(&d->m_applicationLauncher,
            SIGNAL(processExited(int)),
            SLOT(disconnected()));
        connect(&d->m_applicationLauncher,
            SIGNAL(appendMessage(QString,ProjectExplorer::OutputFormat)),
            SLOT(appendMessage(QString,ProjectExplorer::OutputFormat)));
        connect(&d->m_applicationLauncher,
            SIGNAL(bringToForegroundRequested(qint64)),
            runControl(),
208
            SLOT(bringApplicationToForeground(qint64)));
209 210 211 212 213 214

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

        notifyInferiorSetupOk();
    }
hjk's avatar
hjk committed
215
}
hjk's avatar
hjk committed
216

hjk's avatar
hjk committed
217
void QmlEngine::appendMessage(const QString &msg, OutputFormat /* format */)
hjk's avatar
hjk committed
218
{
219
    showMessage(msg, AppOutput); // FIXME: Redirect to RunControl
hjk's avatar
hjk committed
220 221
}

Lasse Holmstedt's avatar
Lasse Holmstedt committed
222 223 224 225
void QmlEngine::connectionEstablished()
{
    attemptBreakpointSynchronization();

226 227
    ExtensionSystem::PluginManager *pluginManager =
        ExtensionSystem::PluginManager::instance();
hjk's avatar
hjk committed
228
    pluginManager->addObject(&d->m_adapter);
229
    pluginManager->addObject(this);
Lasse Holmstedt's avatar
Lasse Holmstedt committed
230

231
    showMessage(tr("QML Debugger connected."), StatusBar);
Lasse Holmstedt's avatar
Lasse Holmstedt committed
232

233 234 235 236
    if (!watchHandler()->watcherNames().isEmpty()) {
        synchronizeWatchers();
    }
    connect(watchersModel(),SIGNAL(layoutChanged()),this,SLOT(synchronizeWatchers()));
Christiaan Janssen's avatar
Christiaan Janssen committed
237

Lasse Holmstedt's avatar
Lasse Holmstedt committed
238
    notifyEngineRunAndInferiorRunOk();
239

Lasse Holmstedt's avatar
Lasse Holmstedt committed
240 241 242 243
}

void QmlEngine::connectionStartupFailed()
{
244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262
    Core::ICore * const core = Core::ICore::instance();
    QMessageBox *infoBox = new QMessageBox(core->mainWindow());
    infoBox->setIcon(QMessageBox::Critical);
    infoBox->setWindowTitle(tr("Qt Creator"));
    infoBox->setText(tr("Could not connect to the in-process QML debugger.\n"
                        "Do you want to retry?"));
    infoBox->setStandardButtons(QMessageBox::Retry | QMessageBox::Cancel | QMessageBox::Help);
    infoBox->setDefaultButton(QMessageBox::Retry);
    infoBox->setModal(true);

    connect(infoBox, SIGNAL(finished(int)),
            this, SLOT(retryMessageBoxFinished(int)));

    infoBox->show();
}

void QmlEngine::retryMessageBoxFinished(int result)
{
    switch (result) {
263 264 265 266 267 268 269
    case QMessageBox::Retry: {
        d->m_adapter.beginConnection();
        break;
    }
    case QMessageBox::Help: {
        Core::HelpManager *helpManager = Core::HelpManager::instance();
        helpManager->handleHelpRequest("qthelp://com.nokia.qtcreator/doc/creator-debugging-qml.html");
270
        // fall through
271 272 273
    }
    default:
        notifyEngineRunFailed();
Kai Koehne's avatar
Kai Koehne committed
274
        break;
275
    }
Lasse Holmstedt's avatar
Lasse Holmstedt committed
276 277
}

278
void QmlEngine::connectionError(QAbstractSocket::SocketError socketError)
Lasse Holmstedt's avatar
Lasse Holmstedt committed
279
{
hjk's avatar
hjk committed
280
    if (socketError == QAbstractSocket::RemoteHostClosedError)
281
        showMessage(tr("QML Debugger: Remote host closed connection."), StatusBar);
Lasse Holmstedt's avatar
Lasse Holmstedt committed
282 283
}

284 285
void QmlEngine::serviceConnectionError(const QString &serviceName)
{
286 287
    showMessage(tr("QML Debugger: Could not connect to service '%1'.")
        .arg(serviceName), StatusBar);
288 289
}

290 291 292 293 294
bool QmlEngine::canDisplayTooltip() const
{
    return state() == InferiorRunOk || state() == InferiorStopOk;
}

295 296
void QmlEngine::filterApplicationMessage(const QString &msg, int /*channel*/)
{
Friedemann Kleint's avatar
Friedemann Kleint committed
297 298
    static const QString qddserver = QLatin1String("QDeclarativeDebugServer: ");
    static const QString cannotRetrieveDebuggingOutput = Utils::AbstractProcess::msgWinCannotRetrieveDebuggingOutput();
299

300
    const int index = msg.indexOf(qddserver);
301 302 303 304
    if (index != -1) {
        QString status = msg;
        status.remove(0, index + qddserver.length()); // chop of 'QDeclarativeDebugServer: '

305 306 307
        static QString waitingForConnection = QLatin1String("Waiting for connection ");
        static QString unableToListen = QLatin1String("Unable to listen ");
        static QString debuggingNotEnabled = QLatin1String("Ignoring \"-qmljsdebugger=");
308 309 310 311 312 313
        static QString connectionEstablished = QLatin1String("Connection established");

        QString errorMessage;
        if (status.startsWith(waitingForConnection)) {
            d->m_adapter.beginConnection();
        } else if (status.startsWith(unableToListen)) {
314
            //: Error message shown after 'Could not connect ... debugger:"
315 316
            errorMessage = tr("The port seems to be in use.");
        } else if (status.startsWith(debuggingNotEnabled)) {
317 318
            //: Error message shown after 'Could not connect ... debugger:"
            errorMessage = tr("The application is not set up for QML/JS debugging.");
319 320 321 322 323 324 325 326 327 328 329 330 331
        } else if (status.startsWith(connectionEstablished)) {
            // nothing to do
        } else {
            qWarning() << "Unknown QDeclarativeDebugServer status message: " << status;
        }

        if (!errorMessage.isEmpty()) {
            notifyEngineRunFailed();

            Core::ICore * const core = Core::ICore::instance();
            QMessageBox *infoBox = new QMessageBox(core->mainWindow());
            infoBox->setIcon(QMessageBox::Critical);
            infoBox->setWindowTitle(tr("Qt Creator"));
Friedemann Kleint's avatar
Friedemann Kleint committed
332 333
            //: %1 is detailed error message
            infoBox->setText(tr("Could not connect to the in-process QML debugger:\n%1")
334 335 336 337 338 339
                             .arg(errorMessage));
            infoBox->setStandardButtons(QMessageBox::Ok | QMessageBox::Help);
            infoBox->setDefaultButton(QMessageBox::Ok);
            infoBox->setModal(true);

            connect(infoBox, SIGNAL(finished(int)),
340
                    this, SLOT(wrongSetupMessageBoxFinished(int)));
341 342 343

            infoBox->show();
        }
Friedemann Kleint's avatar
Friedemann Kleint committed
344
    } else if (msg.contains(cannotRetrieveDebuggingOutput)) {
345 346 347 348 349 350 351 352 353 354 355 356 357
        // we won't get debugging output, so just try to connect ...
        d->m_adapter.beginConnection();
    }
}

void QmlEngine::showMessage(const QString &msg, int channel, int timeout) const
{
    if (channel == AppOutput || channel == AppError) {
        const_cast<QmlEngine*>(this)->filterApplicationMessage(msg, channel);
    }
    DebuggerEngine::showMessage(msg, channel, timeout);
}

358 359 360 361 362
bool QmlEngine::acceptsWatchesWhileRunning() const
{
    return true;
}

363 364
void QmlEngine::closeConnection()
{
365
    disconnect(watchersModel(),SIGNAL(layoutChanged()),this,SLOT(synchronizeWatchers()));
366 367 368 369
    disconnect(&d->m_adapter, SIGNAL(connectionStartupFailed()),
        this, SLOT(connectionStartupFailed()));
    d->m_adapter.closeConnection();

hjk's avatar
hjk committed
370 371
    ExtensionSystem::PluginManager *pluginManager =
        ExtensionSystem::PluginManager::instance();
372

373
    if (pluginManager->allObjects().contains(this)) {
hjk's avatar
hjk committed
374
        pluginManager->removeObject(&d->m_adapter);
375 376 377 378
        pluginManager->removeObject(this);
    }
}

hjk's avatar
hjk committed
379 380 381
void QmlEngine::runEngine()
{
    QTC_ASSERT(state() == EngineRunRequested, qDebug() << state());
Lasse Holmstedt's avatar
Lasse Holmstedt committed
382

hjk's avatar
hjk committed
383
    if (!isSlaveEngine())
384 385 386 387 388 389
        startApplicationLauncher();
}

void QmlEngine::startApplicationLauncher()
{
    if (!d->m_applicationLauncher.isRunning()) {
390 391 392 393 394
        appendMessage(tr("Starting %1 %2").arg(
                          QDir::toNativeSeparators(startParameters().executable),
                          startParameters().processArgs)
                      + QLatin1Char('\n')
                     , NormalMessageFormat);
hjk's avatar
hjk committed
395
        d->m_applicationLauncher.start(ApplicationLauncher::Gui,
396 397 398
                                    startParameters().executable,
                                    startParameters().processArgs);
    }
399
}
Lasse Holmstedt's avatar
Lasse Holmstedt committed
400

401 402 403 404 405 406
void QmlEngine::stopApplicationLauncher()
{
    if (d->m_applicationLauncher.isRunning()) {
        disconnect(&d->m_applicationLauncher, SIGNAL(processExited(int)), this, SLOT(disconnected()));
        d->m_applicationLauncher.stop();
    }
407 408
}

Christian Kandeler's avatar
Christian Kandeler committed
409
void QmlEngine::handleRemoteSetupDone(int gdbServerPort, int qmlPort)
410
{
Christian Kandeler's avatar
Christian Kandeler committed
411 412 413
    Q_UNUSED(gdbServerPort);
    if (qmlPort != -1)
        startParameters().qmlServerPort = qmlPort;
414 415 416 417 418 419 420 421 422 423
    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
424
void QmlEngine::shutdownInferior()
425
{
426 427
    if (isSlaveEngine()) {
        resetLocation();
Lasse Holmstedt's avatar
Lasse Holmstedt committed
428
    }
429
    stopApplicationLauncher();
hjk's avatar
hjk committed
430 431 432 433 434
    notifyInferiorShutdownOk();
}

void QmlEngine::shutdownEngine()
{
435
    closeConnection();
Lasse Holmstedt's avatar
Lasse Holmstedt committed
436

437 438
    // double check (ill engine?):
    stopApplicationLauncher();
Lasse Holmstedt's avatar
Lasse Holmstedt committed
439

440
    notifyEngineShutdownOk();
441 442
    if (!isSlaveEngine())
        showMessage(QString(), StatusBar);
443 444
}

hjk's avatar
hjk committed
445
void QmlEngine::setupEngine()
446
{
447
    d->m_ping = 0;
hjk's avatar
hjk committed
448
    connect(&d->m_adapter, SIGNAL(connectionError(QAbstractSocket::SocketError)),
hjk's avatar
hjk committed
449
        SLOT(connectionError(QAbstractSocket::SocketError)));
hjk's avatar
hjk committed
450
    connect(&d->m_adapter, SIGNAL(serviceConnectionError(QString)),
hjk's avatar
hjk committed
451
        SLOT(serviceConnectionError(QString)));
hjk's avatar
hjk committed
452
    connect(&d->m_adapter, SIGNAL(connected()),
hjk's avatar
hjk committed
453
        SLOT(connectionEstablished()));
hjk's avatar
hjk committed
454
    connect(&d->m_adapter, SIGNAL(connectionStartupFailed()),
hjk's avatar
hjk committed
455
        SLOT(connectionStartupFailed()));
Lasse Holmstedt's avatar
Lasse Holmstedt committed
456

457
    notifyEngineSetupOk();
458 459
}

460 461
void QmlEngine::continueInferior()
{
hjk's avatar
hjk committed
462
    QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
463 464
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
465 466 467
    QByteArray cmd = "CONTINUE";
    rs << cmd;
    logMessage(LogSend, cmd);
468
    sendMessage(reply);
469
    resetLocation();
hjk's avatar
hjk committed
470 471
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
472 473 474 475
}

void QmlEngine::interruptInferior()
{
476 477
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
478 479 480
    QByteArray cmd = "INTERRUPT";
    rs << cmd;
    logMessage(LogSend, cmd);
481
    sendMessage(reply);
482
    notifyInferiorStopOk();
483 484 485 486
}

void QmlEngine::executeStep()
{
487 488
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
489 490 491
    QByteArray cmd = "STEPINTO";
    rs << cmd;
    logMessage(LogSend, cmd);
492
    sendMessage(reply);
hjk's avatar
hjk committed
493 494
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
495 496 497 498
}

void QmlEngine::executeStepI()
{
499 500
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
501 502 503
    QByteArray cmd = "STEPINTO";
    rs << cmd;
    logMessage(LogSend, cmd);
504
    sendMessage(reply);
hjk's avatar
hjk committed
505 506
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
507 508 509 510
}

void QmlEngine::executeStepOut()
{
511 512
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
513 514 515
    QByteArray cmd = "STEPOUT";
    rs << cmd;
    logMessage(LogSend, cmd);
516
    sendMessage(reply);
hjk's avatar
hjk committed
517 518
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
519 520 521 522
}

void QmlEngine::executeNext()
{
523 524
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
525 526 527
    QByteArray cmd = "STEPOVER";
    rs << cmd;
    logMessage(LogSend, cmd);
528
    sendMessage(reply);
hjk's avatar
hjk committed
529 530
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
531 532 533 534
}

void QmlEngine::executeNextI()
{
535
    SDEBUG("QmlEngine::executeNextI()");
536 537
}

538
void QmlEngine::executeRunToLine(const ContextData &data)
539
{
540
    Q_UNUSED(data)
541 542 543 544 545 546 547 548 549
    SDEBUG("FIXME:  QmlEngine::executeRunToLine()");
}

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

550
void QmlEngine::executeJumpToLine(const ContextData &data)
551
{
552
    Q_UNUSED(data)
553 554 555 556 557
    XSDEBUG("FIXME:  QmlEngine::executeJumpToLine()");
}

void QmlEngine::activateFrame(int index)
{
558 559
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
560 561 562 563
    QByteArray cmd = "ACTIVATE_FRAME";
    rs << cmd
       << index;
    logMessage(LogSend, QString("%1 %2").arg(QString(cmd), QString::number(index)));
564
    sendMessage(reply);
565
    gotoLocation(stackHandler()->frames().value(index));
566 567 568 569 570 571 572 573 574
}

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

void QmlEngine::attemptBreakpointSynchronization()
{
hjk's avatar
hjk committed
575
    BreakHandler *handler = breakHandler();
576 577 578 579 580 581 582

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

hjk's avatar
hjk committed
583 584
    JSAgentBreakpoints breakpoints;
    foreach (BreakpointId id, handler->engineBreakpointIds(this)) {
585 586 587 588 589 590 591 592
        if (handler->state(id) == BreakpointRemoveRequested) {
            handler->notifyBreakpointRemoveProceeding(id);
            handler->notifyBreakpointRemoveOk(id);
        } else {
            if (handler->state(id) == BreakpointInsertRequested) {
                handler->notifyBreakpointInsertProceeding(id);
            }
            JSAgentBreakpointData bp;
593
            bp.fileUrl = QUrl::fromLocalFile(handler->fileName(id)).toString().toUtf8();
594 595 596 597 598 599 600
            bp.lineNumber = handler->lineNumber(id);
            bp.functionName = handler->functionName(id).toUtf8();
            breakpoints.insert(bp);
            if (handler->state(id) == BreakpointInsertProceeding) {
                handler->notifyBreakpointInsertOk(id);
            }
        }
601 602 603 604
    }

    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
605 606 607 608 609 610 611
    QByteArray cmd = "BREAKPOINTS";
    rs << cmd
       << breakpoints;

    QStringList breakPointsStr;
    foreach (const JSAgentBreakpointData &bp, breakpoints) {
        breakPointsStr << QString("('%1' '%2' %3)").arg(QString(bp.functionName),
612
                                  QString(bp.fileUrl), QString::number(bp.lineNumber));
613 614 615
    }
    logMessage(LogSend, QString("%1 [%2]").arg(QString(cmd), breakPointsStr.join(", ")));

616
    sendMessage(reply);
617 618
}

619
bool QmlEngine::acceptsBreakpoint(BreakpointId id) const
620
{
621
    return !DebuggerEngine::isCppBreakpoint(breakHandler()->breakpointData(id));
622 623
}

624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647
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
//
//////////////////////////////////////////////////////////////////////

648
bool QmlEngine::setToolTipExpression(const QPoint &mousePos,
649
    TextEditor::ITextEditor *editor, const DebuggerToolTipContext &ctx)
650
{
hjk's avatar
hjk committed
651 652
    // This is processed by QML inspector, which has dependencies to 
    // the qml js editor. Makes life easier.
653
    emit tooltipRequested(mousePos, editor, ctx.position);
654
    return true;
655 656 657 658 659 660 661 662
}

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

hjk's avatar
hjk committed
663
void QmlEngine::assignValueInDebugger(const WatchData *,
hjk's avatar
hjk committed
664
    const QString &expression, const QVariant &valueV)
665
{
666 667 668 669 670 671 672 673
    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);
674 675
            QByteArray cmd = "SET_PROPERTY";
            rs << cmd;
676
            rs << expression.toUtf8() << objectId << property << valueV.toString();
677 678 679
            logMessage(LogSend, QString("%1 %2 %3 %4 %5").arg(
                                 QString(cmd), QString::number(objectId), QString(property),
                                 valueV.toString()));
680 681 682
            sendMessage(reply);
        }
    }
683 684
}

hjk's avatar
hjk committed
685 686
void QmlEngine::updateWatchData(const WatchData &data,
    const WatchUpdateFlags &)
687
{
Olivier Goffart's avatar
Olivier Goffart committed
688
//    qDebug() << "UPDATE WATCH DATA" << data.toString();
689
    //watchHandler()->rebuildModel();
690
    showStatusMessage(tr("Stopped."), 5000);
691

692
    if (!data.name.isEmpty() && data.isValueNeeded()) {
693 694
        QByteArray reply;
        QDataStream rs(&reply, QIODevice::WriteOnly);
695 696
        QByteArray cmd = "EXEC";
        rs << cmd;
697
        rs << data.iname << data.name;
698 699
        logMessage(LogSend, QString("%1 %2 %3").arg(QString(cmd), QString(data.iname),
                                                          QString(data.name)));
700 701 702
        sendMessage(reply);
    }

703
    if (!data.name.isEmpty() && data.isChildrenNeeded()
Christiaan Janssen's avatar
Christiaan Janssen committed
704
            && watchHandler()->isExpandedIName(data.iname)) {
Arvid Ephraim Picciani's avatar
Arvid Ephraim Picciani committed
705
        expandObject(data.iname, data.id);
Christiaan Janssen's avatar
Christiaan Janssen committed
706 707 708
    }

    synchronizeWatchers();
709

Christiaan Janssen's avatar
Christiaan Janssen committed
710 711 712 713 714 715
    if (!data.isSomethingNeeded())
        watchHandler()->insertData(data);
}

void QmlEngine::synchronizeWatchers()
{
716 717 718 719 720 721 722 723 724
    // send watchers list
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
    QByteArray cmd = "WATCH_EXPRESSIONS";
    rs << cmd;
    rs << watchHandler()->watchedExpressions();
    logMessage(LogSend, QString("%1 %2").arg(
                   QString(cmd), watchHandler()->watchedExpressions().join(", ")));
    sendMessage(reply);
725 726
}

727
void QmlEngine::expandObject(const QByteArray &iname, quint64 objectId)
728 729 730
{
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
731 732
    QByteArray cmd = "EXPAND";
    rs << cmd;
733
    rs << iname << objectId;
734 735
    logMessage(LogSend, QString("%1 %2 %3").arg(QString(cmd), QString(iname),
                                                      QString::number(objectId)));
736 737 738
    sendMessage(reply);
}

739 740
void QmlEngine::sendPing()
{
741
    d->m_ping++;
742 743
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
744 745
    QByteArray cmd = "PING";
    rs << cmd;
746
    rs << d->m_ping;
747
    logMessage(LogSend, QString("%1 %2").arg(QString(cmd), QString::number(d->m_ping)));
748 749 750
    sendMessage(reply);
}

751 752 753 754 755 756 757 758 759 760 761 762
unsigned QmlEngine::debuggerCapabilities() const
{
    return AddWatcherCapability;
    /*ReverseSteppingCapability | SnapshotCapability
        | AutoDerefPointersCapability | DisassemblerCapability
        | RegisterCapability | ShowMemoryCapability
        | JumpToLineCapability | ReloadModuleCapability
        | ReloadModuleSymbolsCapability | BreakOnThrowAndCatchCapability
        | ReturnFromFunctionCapability
        | CreateFullBacktraceCapability
        | WatchpointCapability
        | AddWatcherCapability;*/
763 764
}

765 766 767 768 769
QString QmlEngine::toFileInProject(const QString &fileUrl)
{
    if (fileUrl.isEmpty())
        return fileUrl;

770 771 772
    const QString path = QUrl(fileUrl).toLocalFile();
    if (path.isEmpty())
        return fileUrl;
773 774

    // Try to find shadow-build file in source dir first
775
    if (isShadowBuildProject()) {
776 777 778 779 780 781 782 783 784 785 786 787 788
        const QString sourcePath = fromShadowBuildFilename(path);
        if (QFileInfo(sourcePath).exists())
            return sourcePath;
    }

    if (d->fileFinder.projectDirectory().isEmpty())
        d->fileFinder.setProjectDirectory(startParameters().projectDir);

    // Try to find file with biggest common path in source directory
    bool fileFound = false;
    QString fileInProject = d->fileFinder.findFile(path, &fileFound);
    if (fileFound)
        return fileInProject;
789 790 791 792 793 794 795

    // Try whether file is absolute & exists
    if (QFileInfo(path).isAbsolute()
            && QFileInfo(path).exists()) {
        return path;
    }

796 797 798
    return fileUrl;
}

799 800 801 802 803 804 805 806
void QmlEngine::messageReceived(const QByteArray &message)
{
    QByteArray rwData = message;
    QDataStream stream(&rwData, QIODevice::ReadOnly);

    QByteArray command;
    stream >> command;

807
    if (command == "STOPPED") {
808
        //qDebug() << command << this << state();
hjk's avatar
hjk committed
809
        if (state() == InferiorRunOk)
810
            notifyInferiorSpontaneousStop();
811

hjk's avatar
hjk committed
812
        QString logString = QString::fromLatin1(command);
813

814
        JSAgentStackFrames stackFrames;
hjk's avatar
hjk committed
815 816
        QList<WatchData> watches;
        QList<WatchData> locals;
817
        stream >> stackFrames >> watches >> locals;
818

819 820
        logString += QString::fromLatin1(" (%1 stack frames) (%2 watches)  (%3 locals)").
                     arg(stackFrames.size()).arg(watches.size()).arg(locals.size());
821

822 823 824 825 826 827 828 829 830 831
        StackFrames ideStackFrames;
        for (int i = 0; i != stackFrames.size(); ++i) {
            StackFrame frame;
            frame.line = stackFrames.at(i).lineNumber;
            frame.function = stackFrames.at(i).functionName;
            frame.file = toFileInProject(stackFrames.at(i).fileUrl);
            frame.usable = QFileInfo(frame.file).isReadable();
            frame.level = i + 1;
            ideStackFrames << frame;
        }
832

833 834 835
        if (ideStackFrames.size() && ideStackFrames.back().function == "<global>")
            ideStackFrames.takeLast();
        stackHandler()->setFrames(ideStackFrames);
836 837

        watchHandler()->beginCycle();
838
        bool needPing = false;
839

hjk's avatar
hjk committed
840
        foreach (WatchData data, watches) {
841
            data.iname = watchHandler()->watcherName(data.exp);
842
            watchHandler()->insertData(data);
843

844 845
            if (watchHandler()->expandedINames().contains(data.iname)) {
                needPing = true;
Arvid Ephraim Picciani's avatar
Arvid Ephraim Picciani committed
846
                expandObject(data.iname, data.id);
847
            }
848 849
        }

hjk's avatar
hjk committed
850
        foreach (WatchData data, locals) {
851 852
            data.iname = "local." + data.exp;
            watchHandler()->insertData(data);
853

854 855
            if (watchHandler()->expandedINames().contains(data.iname)) {
                needPing = true;
Arvid Ephraim Picciani's avatar
Arvid Ephraim Picciani committed
856
                expandObject(data.iname, data.id);
857
            }
hjk's avatar
hjk committed
858 859
        }

860
        if (needPing) {
861
            sendPing();
862
        } else {
863
            watchHandler()->endCycle();
864
        }
865

866 867
        bool becauseOfException;
        stream >> becauseOfException;
868 869 870

        logString += becauseOfException ? " exception" : " no_exception";

871
        if (becauseOfException) {
872 873 874
            QString error;
            stream >> error;

Friedemann Kleint's avatar
Friedemann Kleint committed
875 876
            logString += QLatin1Char(' ');
            logString += error;
877 878
            logMessage(LogReceive, logString);

879
            QString msg = stackFrames.isEmpty()
Friedemann Kleint's avatar
Friedemann Kleint committed
880
                ? tr("<p>An uncaught exception occurred:</p><p>%1</p>")
881
                    .arg(Qt::escape(error))
Friedemann Kleint's avatar
Friedemann Kleint committed
882
                : tr("<p>An uncaught exception occurred in <i>%1</i>:</p><p>%2</p>")
883
                    .arg(stackFrames.value(0).fileUrl, Qt::escape(error));
884
            showMessageBox(QMessageBox::Information, tr("Uncaught Exception"), msg);
885 886 887 888 889
        } else {
            //
            // Make breakpoint non-pending
            //
            QString file;