qmlengine.cpp 31.8 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
** If you have questions regarding the use of this file, please contact
Tobias Hunger's avatar
Tobias Hunger committed
29
** Nokia at info@qt.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/qtcassert.h>
58
#include <utils/fileinprojectfinder.h>
59

60
#include <coreplugin/icore.h>
61 62
#include <coreplugin/helpmanager.h>

63 64 65 66 67 68 69 70 71 72 73
#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>
74
#include <QtGui/QTextDocument>
75 76

#include <QtNetwork/QTcpSocket>
77 78
#include <QtNetwork/QHostAddress>

79 80 81 82 83 84 85 86
#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
87 88
using namespace ProjectExplorer;

89 90 91
namespace Debugger {
namespace Internal {

92 93 94
struct JSAgentBreakpointData
{
    QByteArray functionName;
95 96 97 98 99 100 101 102
    QByteArray fileUrl;
    qint32 lineNumber;
};

struct JSAgentStackData
{
    QByteArray functionName;
    QByteArray fileUrl;
103 104 105 106 107
    qint32 lineNumber;
};

uint qHash(const JSAgentBreakpointData &b)
{
108
    return b.lineNumber ^ qHash(b.fileUrl);
109 110 111 112
}

QDataStream &operator<<(QDataStream &s, const JSAgentBreakpointData &data)
{
113 114 115 116 117 118
    return s << data.functionName << data.fileUrl << data.lineNumber;
}

QDataStream &operator<<(QDataStream &s, const JSAgentStackData &data)
{
    return s << data.functionName << data.fileUrl << data.lineNumber;
119 120 121 122
}

QDataStream &operator>>(QDataStream &s, JSAgentBreakpointData &data)
{
123 124 125 126 127 128
    return s >> data.functionName >> data.fileUrl >> data.lineNumber;
}

QDataStream &operator>>(QDataStream &s, JSAgentStackData &data)
{
    return s >> data.functionName >> data.fileUrl >> data.lineNumber;
129 130 131 132
}

bool operator==(const JSAgentBreakpointData &b1, const JSAgentBreakpointData &b2)
{
133
    return b1.lineNumber == b2.lineNumber && b1.fileUrl == b2.fileUrl;
134 135 136
}

typedef QSet<JSAgentBreakpointData> JSAgentBreakpoints;
137
typedef QList<JSAgentStackData> JSAgentStackFrames;
138 139


140
static QDataStream &operator>>(QDataStream &s, WatchData &data)
141 142
{
    data = WatchData();
143 144 145 146 147 148 149 150
    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));
151
    data.setHasChildren(hasChildren);
152
    data.setAllUnneeded();
153 154 155
    return s;
}

156 157
class QmlEnginePrivate
{
158
public:
159 160
    explicit QmlEnginePrivate(QmlEngine *q);

161
private:
162
    friend class QmlEngine;
163
    int m_ping;
hjk's avatar
hjk committed
164 165
    QmlAdapter m_adapter;
    ApplicationLauncher m_applicationLauncher;
166
    Utils::FileInProjectFinder fileFinder;
167 168
};

169
QmlEnginePrivate::QmlEnginePrivate(QmlEngine *q)
hjk's avatar
hjk committed
170
    : m_ping(0), m_adapter(q)
171 172
{}

173

174 175 176 177 178 179
///////////////////////////////////////////////////////////////////////
//
// QmlEngine
//
///////////////////////////////////////////////////////////////////////

180 181 182 183
QmlEngine::QmlEngine(const DebuggerStartParameters &startParameters,
        DebuggerEngine *masterEngine)
  : DebuggerEngine(startParameters, masterEngine),
    d(new QmlEnginePrivate(this))
184
{
Friedemann Kleint's avatar
Friedemann Kleint committed
185
    setObjectName(QLatin1String("QmlEngine"));
186 187 188
}

QmlEngine::~QmlEngine()
189
{}
190

hjk's avatar
hjk committed
191
void QmlEngine::setupInferior()
192
{
hjk's avatar
hjk committed
193
    QTC_ASSERT(state() == InferiorSetupRequested, qDebug() << state());
Lasse Holmstedt's avatar
Lasse Holmstedt committed
194

195
    if (startParameters().startMode == AttachToRemote) {
196 197 198 199
        if (startParameters().qmlServerPort != quint16(-1))
            notifyInferiorSetupOk();
        else
            emit requestRemoteSetup();
200
    } else {
hjk's avatar
hjk committed
201 202 203 204
        connect(&d->m_applicationLauncher,
            SIGNAL(processExited(int)),
            SLOT(disconnected()));
        connect(&d->m_applicationLauncher,
con's avatar
con committed
205 206
            SIGNAL(appendMessage(QString,Utils::OutputFormat)),
            SLOT(appendMessage(QString,Utils::OutputFormat)));
hjk's avatar
hjk committed
207 208 209
        connect(&d->m_applicationLauncher,
            SIGNAL(bringToForegroundRequested(qint64)),
            runControl(),
210
            SLOT(bringApplicationToForeground(qint64)));
211 212 213 214 215 216

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

        notifyInferiorSetupOk();
    }
hjk's avatar
hjk committed
217
}
hjk's avatar
hjk committed
218

con's avatar
con committed
219
void QmlEngine::appendMessage(const QString &msg, Utils::OutputFormat /* format */)
hjk's avatar
hjk committed
220
{
221
    showMessage(msg, AppOutput); // FIXME: Redirect to RunControl
hjk's avatar
hjk committed
222 223
}

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

228 229
    ExtensionSystem::PluginManager *pluginManager =
        ExtensionSystem::PluginManager::instance();
hjk's avatar
hjk committed
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

235 236 237 238
    if (!watchHandler()->watcherNames().isEmpty()) {
        synchronizeWatchers();
    }
    connect(watchersModel(),SIGNAL(layoutChanged()),this,SLOT(synchronizeWatchers()));
Christiaan Janssen's avatar
Christiaan Janssen committed
239

Lasse Holmstedt's avatar
Lasse Holmstedt committed
240
    notifyEngineRunAndInferiorRunOk();
241

Lasse Holmstedt's avatar
Lasse Holmstedt committed
242 243 244 245
}

void QmlEngine::connectionStartupFailed()
{
246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264
    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) {
265 266 267 268 269 270 271
    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");
272
        // fall through
273 274 275
    }
    default:
        notifyEngineRunFailed();
Kai Koehne's avatar
Kai Koehne committed
276
        break;
277
    }
Lasse Holmstedt's avatar
Lasse Holmstedt committed
278 279
}

280
void QmlEngine::connectionError(QAbstractSocket::SocketError socketError)
Lasse Holmstedt's avatar
Lasse Holmstedt committed
281
{
hjk's avatar
hjk committed
282
    if (socketError == QAbstractSocket::RemoteHostClosedError)
283
        showMessage(tr("QML Debugger: Remote host closed connection."), StatusBar);
Lasse Holmstedt's avatar
Lasse Holmstedt committed
284 285
}

286 287
void QmlEngine::serviceConnectionError(const QString &serviceName)
{
288 289
    showMessage(tr("QML Debugger: Could not connect to service '%1'.")
        .arg(serviceName), StatusBar);
290 291
}

292 293 294 295 296
bool QmlEngine::canDisplayTooltip() const
{
    return state() == InferiorRunOk || state() == InferiorStopOk;
}

297 298
void QmlEngine::filterApplicationMessage(const QString &msg, int /*channel*/)
{
Friedemann Kleint's avatar
Friedemann Kleint committed
299
    static const QString qddserver = QLatin1String("QDeclarativeDebugServer: ");
300
    static const QString cannotRetrieveDebuggingOutput = ApplicationLauncher::msgWinCannotRetrieveDebuggingOutput();
301

302
    const int index = msg.indexOf(qddserver);
303 304 305 306
    if (index != -1) {
        QString status = msg;
        status.remove(0, index + qddserver.length()); // chop of 'QDeclarativeDebugServer: '

307 308 309
        static QString waitingForConnection = QLatin1String("Waiting for connection ");
        static QString unableToListen = QLatin1String("Unable to listen ");
        static QString debuggingNotEnabled = QLatin1String("Ignoring \"-qmljsdebugger=");
310
        static QString debuggingNotEnabled2 = QLatin1String("Ignoring\"-qmljsdebugger="); // There is (was?) a bug in one of the error strings - safest to handle both
311 312 313 314 315 316
        static QString connectionEstablished = QLatin1String("Connection established");

        QString errorMessage;
        if (status.startsWith(waitingForConnection)) {
            d->m_adapter.beginConnection();
        } else if (status.startsWith(unableToListen)) {
317
            //: Error message shown after 'Could not connect ... debugger:"
318
            errorMessage = tr("The port seems to be in use.");
319
        } else if (status.startsWith(debuggingNotEnabled) || status.startsWith(debuggingNotEnabled2)) {
320 321
            //: Error message shown after 'Could not connect ... debugger:"
            errorMessage = tr("The application is not set up for QML/JS debugging.");
322 323 324 325 326 327 328 329 330 331 332 333 334
        } 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
335 336
            //: %1 is detailed error message
            infoBox->setText(tr("Could not connect to the in-process QML debugger:\n%1")
337 338 339 340 341 342
                             .arg(errorMessage));
            infoBox->setStandardButtons(QMessageBox::Ok | QMessageBox::Help);
            infoBox->setDefaultButton(QMessageBox::Ok);
            infoBox->setModal(true);

            connect(infoBox, SIGNAL(finished(int)),
343
                    this, SLOT(wrongSetupMessageBoxFinished(int)));
344 345 346

            infoBox->show();
        }
Friedemann Kleint's avatar
Friedemann Kleint committed
347
    } else if (msg.contains(cannotRetrieveDebuggingOutput)) {
348 349 350 351 352 353 354 355 356 357 358 359 360
        // 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);
}

361 362 363 364 365
bool QmlEngine::acceptsWatchesWhileRunning() const
{
    return true;
}

366 367
void QmlEngine::closeConnection()
{
368
    disconnect(watchersModel(),SIGNAL(layoutChanged()),this,SLOT(synchronizeWatchers()));
369 370 371 372
    disconnect(&d->m_adapter, SIGNAL(connectionStartupFailed()),
        this, SLOT(connectionStartupFailed()));
    d->m_adapter.closeConnection();

hjk's avatar
hjk committed
373 374
    ExtensionSystem::PluginManager *pluginManager =
        ExtensionSystem::PluginManager::instance();
375

376
    if (pluginManager->allObjects().contains(this)) {
hjk's avatar
hjk committed
377
        pluginManager->removeObject(&d->m_adapter);
378 379 380 381
        pluginManager->removeObject(this);
    }
}

hjk's avatar
hjk committed
382 383 384
void QmlEngine::runEngine()
{
    QTC_ASSERT(state() == EngineRunRequested, qDebug() << state());
Lasse Holmstedt's avatar
Lasse Holmstedt committed
385

386
    if (!isSlaveEngine() && startParameters().startMode != AttachToRemote)
387 388 389 390 391 392
        startApplicationLauncher();
}

void QmlEngine::startApplicationLauncher()
{
    if (!d->m_applicationLauncher.isRunning()) {
393 394 395 396
        appendMessage(tr("Starting %1 %2").arg(
                          QDir::toNativeSeparators(startParameters().executable),
                          startParameters().processArgs)
                      + QLatin1Char('\n')
con's avatar
con committed
397
                     , Utils::NormalMessageFormat);
hjk's avatar
hjk committed
398
        d->m_applicationLauncher.start(ApplicationLauncher::Gui,
399 400 401
                                    startParameters().executable,
                                    startParameters().processArgs);
    }
402
}
Lasse Holmstedt's avatar
Lasse Holmstedt committed
403

404 405 406 407 408 409
void QmlEngine::stopApplicationLauncher()
{
    if (d->m_applicationLauncher.isRunning()) {
        disconnect(&d->m_applicationLauncher, SIGNAL(processExited(int)), this, SLOT(disconnected()));
        d->m_applicationLauncher.stop();
    }
410 411
}

Christian Kandeler's avatar
Christian Kandeler committed
412
void QmlEngine::handleRemoteSetupDone(int gdbServerPort, int qmlPort)
413
{
Christian Kandeler's avatar
Christian Kandeler committed
414 415 416
    Q_UNUSED(gdbServerPort);
    if (qmlPort != -1)
        startParameters().qmlServerPort = qmlPort;
417 418 419 420 421 422 423 424 425 426
    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
427
void QmlEngine::shutdownInferior()
428
{
429 430
    if (isSlaveEngine()) {
        resetLocation();
Lasse Holmstedt's avatar
Lasse Holmstedt committed
431
    }
432
    stopApplicationLauncher();
hjk's avatar
hjk committed
433 434 435 436 437
    notifyInferiorShutdownOk();
}

void QmlEngine::shutdownEngine()
{
438
    closeConnection();
Lasse Holmstedt's avatar
Lasse Holmstedt committed
439

440 441
    // double check (ill engine?):
    stopApplicationLauncher();
Lasse Holmstedt's avatar
Lasse Holmstedt committed
442

443
    notifyEngineShutdownOk();
444 445
    if (!isSlaveEngine())
        showMessage(QString(), StatusBar);
446 447
}

hjk's avatar
hjk committed
448
void QmlEngine::setupEngine()
449
{
450
    d->m_ping = 0;
hjk's avatar
hjk committed
451
    connect(&d->m_adapter, SIGNAL(connectionError(QAbstractSocket::SocketError)),
hjk's avatar
hjk committed
452
        SLOT(connectionError(QAbstractSocket::SocketError)));
hjk's avatar
hjk committed
453
    connect(&d->m_adapter, SIGNAL(serviceConnectionError(QString)),
hjk's avatar
hjk committed
454
        SLOT(serviceConnectionError(QString)));
hjk's avatar
hjk committed
455
    connect(&d->m_adapter, SIGNAL(connected()),
hjk's avatar
hjk committed
456
        SLOT(connectionEstablished()));
hjk's avatar
hjk committed
457
    connect(&d->m_adapter, SIGNAL(connectionStartupFailed()),
hjk's avatar
hjk committed
458
        SLOT(connectionStartupFailed()));
Lasse Holmstedt's avatar
Lasse Holmstedt committed
459

460
    notifyEngineSetupOk();
461 462
}

463 464
void QmlEngine::continueInferior()
{
hjk's avatar
hjk committed
465
    QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
466 467
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
468 469 470
    QByteArray cmd = "CONTINUE";
    rs << cmd;
    logMessage(LogSend, cmd);
471
    sendMessage(reply);
472
    resetLocation();
hjk's avatar
hjk committed
473 474
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
475 476 477 478
}

void QmlEngine::interruptInferior()
{
479 480
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
481 482 483
    QByteArray cmd = "INTERRUPT";
    rs << cmd;
    logMessage(LogSend, cmd);
484
    sendMessage(reply);
485
    notifyInferiorStopOk();
486 487 488 489
}

void QmlEngine::executeStep()
{
490 491
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
492 493 494
    QByteArray cmd = "STEPINTO";
    rs << cmd;
    logMessage(LogSend, cmd);
495
    sendMessage(reply);
496
    resetLocation();
hjk's avatar
hjk committed
497 498
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
499 500 501 502
}

void QmlEngine::executeStepI()
{
503 504
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
505 506 507
    QByteArray cmd = "STEPINTO";
    rs << cmd;
    logMessage(LogSend, cmd);
508
    sendMessage(reply);
509
    resetLocation();
hjk's avatar
hjk committed
510 511
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
512 513 514 515
}

void QmlEngine::executeStepOut()
{
516 517
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
518 519 520
    QByteArray cmd = "STEPOUT";
    rs << cmd;
    logMessage(LogSend, cmd);
521
    sendMessage(reply);
522
    resetLocation();
hjk's avatar
hjk committed
523 524
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
525 526 527 528
}

void QmlEngine::executeNext()
{
529 530
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
531 532 533
    QByteArray cmd = "STEPOVER";
    rs << cmd;
    logMessage(LogSend, cmd);
534
    sendMessage(reply);
535
    resetLocation();
hjk's avatar
hjk committed
536 537
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
538 539 540 541
}

void QmlEngine::executeNextI()
{
542
    SDEBUG("QmlEngine::executeNextI()");
543 544
}

545
void QmlEngine::executeRunToLine(const ContextData &data)
546
{
547
    Q_UNUSED(data)
548 549 550 551 552 553 554 555 556
    SDEBUG("FIXME:  QmlEngine::executeRunToLine()");
}

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

557
void QmlEngine::executeJumpToLine(const ContextData &data)
558
{
559
    Q_UNUSED(data)
560 561 562 563 564
    XSDEBUG("FIXME:  QmlEngine::executeJumpToLine()");
}

void QmlEngine::activateFrame(int index)
{
565 566
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
567 568 569 570
    QByteArray cmd = "ACTIVATE_FRAME";
    rs << cmd
       << index;
    logMessage(LogSend, QString("%1 %2").arg(QString(cmd), QString::number(index)));
571
    sendMessage(reply);
572
    gotoLocation(stackHandler()->frames().value(index));
573 574 575 576 577 578 579 580 581
}

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

void QmlEngine::attemptBreakpointSynchronization()
{
hjk's avatar
hjk committed
582
    BreakHandler *handler = breakHandler();
583

584
    foreach (BreakpointModelId id, handler->unclaimedBreakpointIds()) {
585 586 587 588 589
        // Take ownership of the breakpoint. Requests insertion.
        if (acceptsBreakpoint(id))
            handler->setEngine(id, this);
    }

hjk's avatar
hjk committed
590
    JSAgentBreakpoints breakpoints;
591
    foreach (BreakpointModelId id, handler->engineBreakpointIds(this)) {
592 593 594 595 596 597 598 599
        if (handler->state(id) == BreakpointRemoveRequested) {
            handler->notifyBreakpointRemoveProceeding(id);
            handler->notifyBreakpointRemoveOk(id);
        } else {
            if (handler->state(id) == BreakpointInsertRequested) {
                handler->notifyBreakpointInsertProceeding(id);
            }
            JSAgentBreakpointData bp;
600
            bp.fileUrl = QUrl::fromLocalFile(handler->fileName(id)).toString().toUtf8();
601 602 603 604 605 606 607
            bp.lineNumber = handler->lineNumber(id);
            bp.functionName = handler->functionName(id).toUtf8();
            breakpoints.insert(bp);
            if (handler->state(id) == BreakpointInsertProceeding) {
                handler->notifyBreakpointInsertOk(id);
            }
        }
608 609 610 611
    }

    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
612 613 614 615 616 617 618
    QByteArray cmd = "BREAKPOINTS";
    rs << cmd
       << breakpoints;

    QStringList breakPointsStr;
    foreach (const JSAgentBreakpointData &bp, breakpoints) {
        breakPointsStr << QString("('%1' '%2' %3)").arg(QString(bp.functionName),
619
                                  QString(bp.fileUrl), QString::number(bp.lineNumber));
620 621 622
    }
    logMessage(LogSend, QString("%1 [%2]").arg(QString(cmd), breakPointsStr.join(", ")));

623
    sendMessage(reply);
624 625
}

626
bool QmlEngine::acceptsBreakpoint(BreakpointModelId id) const
627
{
628
    return !DebuggerEngine::isCppBreakpoint(breakHandler()->breakpointData(id));
629 630
}

631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654
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
//
//////////////////////////////////////////////////////////////////////

655
bool QmlEngine::setToolTipExpression(const QPoint &mousePos,
656
    TextEditor::ITextEditor *editor, const DebuggerToolTipContext &ctx)
657
{
hjk's avatar
hjk committed
658 659
    // This is processed by QML inspector, which has dependencies to 
    // the qml js editor. Makes life easier.
660
    emit tooltipRequested(mousePos, editor, ctx.position);
661
    return true;
662 663 664 665 666 667 668 669
}

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

hjk's avatar
hjk committed
670
void QmlEngine::assignValueInDebugger(const WatchData *,
hjk's avatar
hjk committed
671
    const QString &expression, const QVariant &valueV)
672
{
673 674 675 676 677 678 679 680
    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);
681 682
            QByteArray cmd = "SET_PROPERTY";
            rs << cmd;
683
            rs << expression.toUtf8() << objectId << property << valueV.toString();
684 685 686
            logMessage(LogSend, QString("%1 %2 %3 %4 %5").arg(
                                 QString(cmd), QString::number(objectId), QString(property),
                                 valueV.toString()));
687 688 689
            sendMessage(reply);
        }
    }
690 691
}

hjk's avatar
hjk committed
692 693
void QmlEngine::updateWatchData(const WatchData &data,
    const WatchUpdateFlags &)
694
{
Olivier Goffart's avatar
Olivier Goffart committed
695
//    qDebug() << "UPDATE WATCH DATA" << data.toString();
696
    //watchHandler()->rebuildModel();
697
    showStatusMessage(tr("Stopped."), 5000);
698

699
    if (!data.name.isEmpty() && data.isValueNeeded()) {
700 701
        QByteArray reply;
        QDataStream rs(&reply, QIODevice::WriteOnly);
702 703
        QByteArray cmd = "EXEC";
        rs << cmd;
704
        rs << data.iname << data.name;
705 706
        logMessage(LogSend, QString("%1 %2 %3").arg(QString(cmd), QString(data.iname),
                                                          QString(data.name)));
707 708 709
        sendMessage(reply);
    }

710
    if (!data.name.isEmpty() && data.isChildrenNeeded()
Christiaan Janssen's avatar
Christiaan Janssen committed
711
            && watchHandler()->isExpandedIName(data.iname)) {
Arvid Ephraim Picciani's avatar
Arvid Ephraim Picciani committed
712
        expandObject(data.iname, data.id);
Christiaan Janssen's avatar
Christiaan Janssen committed
713 714 715
    }

    synchronizeWatchers();
716

Christiaan Janssen's avatar
Christiaan Janssen committed
717 718 719 720 721 722
    if (!data.isSomethingNeeded())
        watchHandler()->insertData(data);
}

void QmlEngine::synchronizeWatchers()
{
723 724 725 726 727 728 729 730 731
    // 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);
732 733
}

734
void QmlEngine::expandObject(const QByteArray &iname, quint64 objectId)
735 736 737
{
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
738 739
    QByteArray cmd = "EXPAND";
    rs << cmd;
740
    rs << iname << objectId;
741 742
    logMessage(LogSend, QString("%1 %2 %3").arg(QString(cmd), QString(iname),
                                                      QString::number(objectId)));
743 744 745
    sendMessage(reply);
}

746 747
void QmlEngine::sendPing()
{
748
    d->m_ping++;
749 750
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
751 752
    QByteArray cmd = "PING";
    rs << cmd;
753
    rs << d->m_ping;
754
    logMessage(LogSend, QString("%1 %2").arg(QString(cmd), QString::number(d->m_ping)));
755 756 757
    sendMessage(reply);
}

758 759 760 761 762 763 764 765 766 767 768 769
unsigned QmlEngine::debuggerCapabilities() const
{
    return AddWatcherCapability;
    /*ReverseSteppingCapability | SnapshotCapability
        | AutoDerefPointersCapability | DisassemblerCapability
        | RegisterCapability | ShowMemoryCapability
        | JumpToLineCapability | ReloadModuleCapability
        | ReloadModuleSymbolsCapability | BreakOnThrowAndCatchCapability
        | ReturnFromFunctionCapability
        | CreateFullBacktraceCapability
        | WatchpointCapability
        | AddWatcherCapability;*/
770 771
}

772
QString QmlEngine::toFileInProject(const QUrl &fileUrl)
773
{
774 775 776
    if (d->fileFinder.projectDirectory().isEmpty()) {
        d->fileFinder.setProjectDirectory(startParameters().projectSourceDirectory);
        d->fileFinder.setProjectFiles(startParameters().projectSourceFiles);
777 778
    }

779
    return d->fileFinder.findFile(fileUrl);
780 781
}

782 783 784 785 786 787 788 789
void QmlEngine::messageReceived(const QByteArray &message)
{
    QByteArray rwData = message;
    QDataStream stream(&rwData, QIODevice::ReadOnly);

    QByteArray command;
    stream >> command;

790
    if (command == "STOPPED") {
791
        //qDebug() << command << this << state();
hjk's avatar
hjk committed
792
        if (state() == InferiorRunOk)
793
            notifyInferiorSpontaneousStop();
794

hjk's avatar
hjk committed
795
        QString logString = QString::fromLatin1(command);
796

797
        JSAgentStackFrames stackFrames;
hjk's avatar
hjk committed
798 799
        QList<WatchData> watches;
        QList<WatchData> locals;
800
        stream >> stackFrames >> watches >> locals;
801

802 803
        logString += QString::fromLatin1(" (%1 stack frames) (%2 watches)  (%3 locals)").
                     arg(stackFrames.size()).arg(watches.size()).arg(locals.size());
804

805 806 807 808 809
        StackFrames ideStackFrames;
        for (int i = 0; i != stackFrames.size(); ++i) {
            StackFrame frame;
            frame.line = stackFrames.at(i).lineNumber;
            frame.function = stackFrames.at(i).functionName;
810
            frame.file = toFileInProject(QUrl(stackFrames.at(i).fileUrl));
811 812 813 814
            frame.usable = QFileInfo(frame.file).isReadable();
            frame.level = i + 1;
            ideStackFrames << frame;
        }
815

816 817 818
        if (ideStackFrames.size() && ideStackFrames.back().function == "<global>")
            ideStackFrames.takeLast();
        stackHandler()->setFrames(ideStackFrames);
819 820

        watchHandler()->beginCycle();
821
        bool needPing = false;
822

hjk's avatar
hjk committed
823
        foreach (WatchData data, watches) {
824
            data.iname = watchHandler()->watcherName(data.exp);
825
            watchHandler()->insertData(data);
826

827 828
            if (watchHandler()->expandedINames().contains(data.iname)) {
                needPing = true;
Arvid Ephraim Picciani's avatar
Arvid Ephraim Picciani committed
829
                expandObject(data.iname, data.id);
830
            }
831 832
        }

hjk's avatar
hjk committed
833
        foreach (WatchData data, locals) {
834 835
            data.iname = "local." + data.exp;
            watchHandler()->insertData(data);
836

837 838
            if (watchHandler()->expandedINames().contains(data.iname)) {
                needPing = true;
Arvid Ephraim Picciani's avatar
Arvid Ephraim Picciani committed
839
                expandObject(data.iname, data.id);
840
            }
hjk's avatar
hjk committed
841 842
        }

843
        if (needPing) {
844
            sendPing();
845
        } else {
846
            watchHandler()->endCycle();
847
        }
848

849 850
        bool becauseOfException;
        stream >> becauseOfException;
851 852 853

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

854
        if (becauseOfException) {
855 856 857
            QString error;
            stream >> error;

Friedemann Kleint's avatar
Friedemann Kleint committed
858 859
            logString += QLatin1Char(' ');
            logString += error;
860 861
            logMessage(LogReceive, logString);

862
            QString msg = stackFrames.isEmpty()
Friedemann Kleint's avatar
Friedemann Kleint committed
863
                ? tr("<p>An uncaught exception occurred:</p><p>%1</p>")
864
                    .arg(Qt::escape(error))
Friedemann Kleint's avatar
Friedemann Kleint committed
865
                : tr("<p>An uncaught exception occurred in <i>%1</i>:</p><p>%2</p>")
866
                    .arg(stackFrames.value(0).fileUrl, Qt::escape(error));
867
            showMessageBox(QMessageBox::Information, tr("Uncaught Exception"), msg);
868 869 870 871 872
        } else {
            //
            // Make breakpoint non-pending
            //
            QString file;
873
            QString function;
874 875
            int line = -1;

876 877 878 879
            if (!ideStackFrames.isEmpty()) {
                file = ideStackFrames.at(0).file;
                line = ideStackFrames.at(0).line;
                function = ideStackFrames.at(0).function;
880
            }
881

hjk's avatar
hjk committed
882
            BreakHandler *handler = breakHandler();
883
            foreach (BreakpointModelId id, handler->engineBreakpointIds(this)) {
hjk's avatar
hjk committed
884 885
                QString processedFilename = handler->fileName(id);
                if (processedFilename == file && handler->lineNumber(id) == line) {
886
                    QTC_CHECK(handler->state(id) == BreakpointInserted);
hjk's avatar