nodeinstanceserverproxy.cpp 14 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 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
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.
**
28 29 30 31 32
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/

33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55
#include "nodeinstanceserverproxy.h"

#include <QLocalServer>
#include <QLocalSocket>
#include <QProcess>
#include <QCoreApplication>
#include <QUuid>

#include "propertyabstractcontainer.h"
#include "propertyvaluecontainer.h"
#include "propertybindingcontainer.h"
#include "instancecontainer.h"
#include "createinstancescommand.h"
#include "createscenecommand.h"
#include "changevaluescommand.h"
#include "changebindingscommand.h"
#include "changefileurlcommand.h"
#include "removeinstancescommand.h"
#include "clearscenecommand.h"
#include "removepropertiescommand.h"
#include "reparentinstancescommand.h"
#include "changeidscommand.h"
#include "changestatecommand.h"
56
#include "addimportcommand.h"
57
#include "completecomponentcommand.h"
58 59 60 61

#include "informationchangedcommand.h"
#include "pixmapchangedcommand.h"
#include "valueschangedcommand.h"
62
#include "childrenchangedcommand.h"
63 64
#include "imagecontainer.h"
#include "statepreviewimagechangedcommand.h"
65
#include "componentcompletedcommand.h"
66

67 68
#include "synchronizecommand.h"

69 70 71 72 73
#include "nodeinstanceview.h"
#include "nodeinstanceclientproxy.h"

namespace QmlDesigner {

74
NodeInstanceServerProxy::NodeInstanceServerProxy(NodeInstanceView *nodeInstanceView, RunModus runModus)
75 76 77
    : NodeInstanceServerInterface(nodeInstanceView),
      m_localServer(new QLocalServer(this)),
      m_nodeInstanceView(nodeInstanceView),
78
      m_firstBlockSize(0),
79
      m_secondBlockSize(0),
80
      m_thirdBlockSize(0),
81 82
      m_runModus(runModus),
      m_synchronizeId(-1)
83 84 85 86
{
   QString socketToken(QUuid::createUuid().toString());

   m_localServer->listen(socketToken);
87
   m_localServer->setMaxPendingConnections(3);
88

Marco Bubke's avatar
Marco Bubke committed
89 90 91
   QString applicationPath =  QCoreApplication::applicationDirPath();
   if (runModus == TestModus)
       applicationPath += "/../../../../../bin";
92 93 94 95 96
#ifdef Q_OS_MACX
   applicationPath += "/qmlpuppet.app/Contents/MacOS";
#endif
   applicationPath += "/qmlpuppet";

97 98 99 100 101
   QByteArray envImportPath = qgetenv("QTCREATOR_QMLPUPPET_PATH");
   if (!envImportPath.isEmpty()) {
       applicationPath = envImportPath;
   }

102
   m_qmlPuppetEditorProcess = new QProcess;
103
   connect(m_qmlPuppetEditorProcess.data(), SIGNAL(finished(int,QProcess::ExitStatus)), this, SLOT(processFinished(int,QProcess::ExitStatus)));
104
   connect(QCoreApplication::instance(), SIGNAL(aboutToQuit()), m_qmlPuppetEditorProcess.data(), SLOT(kill()));
105 106 107
   bool fowardQmlpuppetOutput = !qgetenv("FORWARD_QMLPUPPET_OUTPUT").isEmpty();
   if (fowardQmlpuppetOutput)
       m_qmlPuppetEditorProcess->setProcessChannelMode(QProcess::ForwardedChannels);
108
   m_qmlPuppetEditorProcess->start(applicationPath, QStringList() << socketToken << "editormode" << "-graphicssystem raster");
109

110
   if (runModus == NormalModus) {
111
       m_qmlPuppetPreviewProcess = new QProcess;
112
       connect(m_qmlPuppetPreviewProcess.data(), SIGNAL(finished(int,QProcess::ExitStatus)), this, SLOT(processFinished(int,QProcess::ExitStatus)));
113
       connect(QCoreApplication::instance(), SIGNAL(aboutToQuit()), m_qmlPuppetPreviewProcess.data(), SLOT(kill()));
114 115
       if (fowardQmlpuppetOutput)
           m_qmlPuppetPreviewProcess->setProcessChannelMode(QProcess::ForwardedChannels);
116
       m_qmlPuppetPreviewProcess->start(applicationPath, QStringList() << socketToken << "previewmode" << "-graphicssystem raster");
117 118 119 120 121 122 123 124

       m_qmlPuppetRenderProcess = new QProcess;
       connect(m_qmlPuppetRenderProcess.data(), SIGNAL(finished(int,QProcess::ExitStatus)), this, SLOT(processFinished(int,QProcess::ExitStatus)));
       connect(QCoreApplication::instance(), SIGNAL(aboutToQuit()), m_qmlPuppetRenderProcess.data(), SLOT(kill()));
       if (fowardQmlpuppetOutput)
           m_qmlPuppetRenderProcess->setProcessChannelMode(QProcess::ForwardedChannels);
       m_qmlPuppetRenderProcess->start(applicationPath, QStringList() << socketToken << "rendermode" << "-graphicssystem raster");

125
   }
126 127

   connect(QCoreApplication::instance(), SIGNAL(aboutToQuit()), this, SLOT(deleteLater()));
128 129

   m_qmlPuppetEditorProcess->waitForStarted();
130

131 132
   connect(m_qmlPuppetEditorProcess.data(), SIGNAL(finished(int)), m_qmlPuppetEditorProcess.data(),SLOT(deleteLater()));

133 134
   if (runModus == NormalModus) {
       m_qmlPuppetPreviewProcess->waitForStarted();
135
       connect(m_qmlPuppetPreviewProcess.data(), SIGNAL(finished(int)), m_qmlPuppetPreviewProcess.data(),SLOT(deleteLater()));
136 137 138

       m_qmlPuppetRenderProcess->waitForStarted();
       connect(m_qmlPuppetRenderProcess.data(), SIGNAL(finished(int)), m_qmlPuppetRenderProcess.data(),SLOT(deleteLater()));
139
   }
140 141 142 143 144 145

   if (!m_localServer->hasPendingConnections())
       m_localServer->waitForNewConnection(-1);

   m_firstSocket = m_localServer->nextPendingConnection();
   connect(m_firstSocket.data(), SIGNAL(readyRead()), this, SLOT(readFirstDataStream()));
146

147 148 149
   if (runModus == NormalModus) {
       if (!m_localServer->hasPendingConnections())
           m_localServer->waitForNewConnection(-1);
150

151 152
       m_secondSocket = m_localServer->nextPendingConnection();
       connect(m_secondSocket.data(), SIGNAL(readyRead()), this, SLOT(readSecondDataStream()));
153 154 155 156 157 158 159

       if (!m_localServer->hasPendingConnections())
           m_localServer->waitForNewConnection(-1);

       m_thirdSocket = m_localServer->nextPendingConnection();
       connect(m_thirdSocket.data(), SIGNAL(readyRead()), this, SLOT(readThirdDataStream()));

160
   }
161

162 163 164 165 166
   m_localServer->close();
}

NodeInstanceServerProxy::~NodeInstanceServerProxy()
{
167 168
    disconnect(this, SLOT(processFinished(int,QProcess::ExitStatus)));

169 170 171 172 173 174
    if (m_firstSocket)
        m_firstSocket->close();

    if (m_secondSocket)
        m_secondSocket->close();

175 176 177
    if(m_thirdSocket)
        m_thirdSocket->close();

178

179
    if (m_qmlPuppetEditorProcess)
180 181
        m_qmlPuppetEditorProcess->kill();

182
    if (m_qmlPuppetPreviewProcess)
183
        m_qmlPuppetPreviewProcess->kill();
184 185 186

    if (m_qmlPuppetRenderProcess)
        m_qmlPuppetRenderProcess->kill();
187 188 189 190 191 192 193
}

void NodeInstanceServerProxy::dispatchCommand(const QVariant &command)
{
    static const int informationChangedCommandType = QMetaType::type("InformationChangedCommand");
    static const int valuesChangedCommandType = QMetaType::type("ValuesChangedCommand");
    static const int pixmapChangedCommandType = QMetaType::type("PixmapChangedCommand");
194
    static const int childrenChangedCommandType = QMetaType::type("ChildrenChangedCommand");
195
    static const int statePreviewImageChangedCommandType = QMetaType::type("StatePreviewImageChangedCommand");
196
    static const int componentCompletedCommandType = QMetaType::type("ComponentCompletedCommand");
197
    static const int synchronizeCommandType = QMetaType::type("SynchronizeCommand");
198 199 200 201 202 203 204

    if (command.userType() ==  informationChangedCommandType)
        nodeInstanceClient()->informationChanged(command.value<InformationChangedCommand>());
    else if (command.userType() ==  valuesChangedCommandType)
        nodeInstanceClient()->valuesChanged(command.value<ValuesChangedCommand>());
    else if (command.userType() ==  pixmapChangedCommandType)
        nodeInstanceClient()->pixmapChanged(command.value<PixmapChangedCommand>());
205 206
    else if (command.userType() == childrenChangedCommandType)
        nodeInstanceClient()->childrenChanged(command.value<ChildrenChangedCommand>());
207 208
    else if (command.userType() == statePreviewImageChangedCommandType)
        nodeInstanceClient()->statePreviewImagesChanged(command.value<StatePreviewImageChangedCommand>());
209 210
    else if (command.userType() == componentCompletedCommandType)
        nodeInstanceClient()->componentCompleted(command.value<ComponentCompletedCommand>());
211 212 213 214
    else if (command.userType() == synchronizeCommandType) {
        SynchronizeCommand synchronizeCommand = command.value<SynchronizeCommand>();
        m_synchronizeId = synchronizeCommand.synchronizeId();
    }  else
215 216 217 218 219 220 221 222
        Q_ASSERT(false);
}

NodeInstanceClientInterface *NodeInstanceServerProxy::nodeInstanceClient() const
{
    return m_nodeInstanceView.data();
}

223
static void writeCommandToSocket(const QVariant &command, QLocalSocket *socket)
224
{
225 226 227 228 229 230 231 232 233 234
    if(socket) {
        QByteArray block;
        QDataStream out(&block, QIODevice::WriteOnly);
        out << quint32(0);
        out << command;
        out.device()->seek(0);
        out << quint32(block.size() - sizeof(quint32));

        socket->write(block);
    }
235 236 237 238 239 240
}

void NodeInstanceServerProxy::writeCommand(const QVariant &command)
{
    writeCommandToSocket(command, m_firstSocket.data());
    writeCommandToSocket(command, m_secondSocket.data());
241
    writeCommandToSocket(command, m_thirdSocket.data());
242 243 244 245 246 247 248 249 250 251 252 253 254 255

    if (m_runModus == TestModus) {
        static int synchronizeId = 0;
        synchronizeId++;
        SynchronizeCommand synchronizeCommand(synchronizeId);

        writeCommandToSocket(QVariant::fromValue(synchronizeCommand), m_firstSocket.data());

        while(m_firstSocket->waitForReadyRead()) {
                readFirstDataStream();
                if (m_synchronizeId == synchronizeId)
                    return;
        }
    }
256 257
}

258
void NodeInstanceServerProxy::processFinished(int /*exitCode*/, QProcess::ExitStatus exitStatus)
259
{
260 261 262 263
    if (m_firstSocket)
        m_firstSocket->close();
    if (m_secondSocket)
        m_secondSocket->close();
264 265 266
    if (m_thirdSocket)
        m_thirdSocket->close();

267 268
    if (exitStatus == QProcess::CrashExit)
        emit processCrashed();
269 270
}

271

272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301
void NodeInstanceServerProxy::readFirstDataStream()
{
    QList<QVariant> commandList;

    while (!m_firstSocket->atEnd()) {
        if (m_firstSocket->bytesAvailable() < int(sizeof(quint32)))
            break;

        QDataStream in(m_firstSocket.data());

        if (m_firstBlockSize == 0) {
            in >> m_firstBlockSize;
        }

        if (m_firstSocket->bytesAvailable() < m_firstBlockSize)
            break;

        QVariant command;
        in >> command;
        m_firstBlockSize = 0;

        commandList.append(command);
    }

    foreach (const QVariant &command, commandList) {
        dispatchCommand(command);
    }
}

void NodeInstanceServerProxy::readSecondDataStream()
302 303 304
{
    QList<QVariant> commandList;

305 306
    while (!m_secondSocket->atEnd()) {
        if (m_secondSocket->bytesAvailable() < int(sizeof(quint32)))
307 308
            break;

309
        QDataStream in(m_secondSocket.data());
310

311 312
        if (m_secondBlockSize == 0) {
            in >> m_secondBlockSize;
313 314
        }

315
        if (m_secondSocket->bytesAvailable() < m_secondBlockSize)
316 317 318 319
            break;

        QVariant command;
        in >> command;
320
        m_secondBlockSize = 0;
321 322 323 324 325 326 327 328 329

        commandList.append(command);
    }

    foreach (const QVariant &command, commandList) {
        dispatchCommand(command);
    }
}

330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359
void NodeInstanceServerProxy::readThirdDataStream()
{
    QList<QVariant> commandList;

    while (!m_thirdSocket->atEnd()) {
        if (m_thirdSocket->bytesAvailable() < int(sizeof(quint32)))
            break;

        QDataStream in(m_thirdSocket.data());

        if (m_thirdBlockSize == 0) {
            in >> m_thirdBlockSize;
        }

        if (m_thirdSocket->bytesAvailable() < m_thirdBlockSize)
            break;

        QVariant command;
        in >> command;
        m_thirdBlockSize = 0;

        commandList.append(command);
    }

    foreach (const QVariant &command, commandList) {
        dispatchCommand(command);
    }
}


360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414
void NodeInstanceServerProxy::createInstances(const CreateInstancesCommand &command)
{
    writeCommand(QVariant::fromValue(command));
}

void NodeInstanceServerProxy::changeFileUrl(const ChangeFileUrlCommand &command)
{
    writeCommand(QVariant::fromValue(command));
}

void NodeInstanceServerProxy::createScene(const CreateSceneCommand &command)
{
    writeCommand(QVariant::fromValue(command));
}

void NodeInstanceServerProxy::clearScene(const ClearSceneCommand &command)
{
    writeCommand(QVariant::fromValue(command));
}

void NodeInstanceServerProxy::removeInstances(const RemoveInstancesCommand &command)
{
    writeCommand(QVariant::fromValue(command));
}

void NodeInstanceServerProxy::removeProperties(const RemovePropertiesCommand &command)
{
    writeCommand(QVariant::fromValue(command));
}

void NodeInstanceServerProxy::changePropertyBindings(const ChangeBindingsCommand &command)
{
    writeCommand(QVariant::fromValue(command));
}

void NodeInstanceServerProxy::changePropertyValues(const ChangeValuesCommand &command)
{
    writeCommand(QVariant::fromValue(command));
}

void NodeInstanceServerProxy::reparentInstances(const ReparentInstancesCommand &command)
{
    writeCommand(QVariant::fromValue(command));
}

void NodeInstanceServerProxy::changeIds(const ChangeIdsCommand &command)
{
    writeCommand(QVariant::fromValue(command));
}

void NodeInstanceServerProxy::changeState(const ChangeStateCommand &command)
{
    writeCommand(QVariant::fromValue(command));
}

415 416 417 418
void NodeInstanceServerProxy::addImport(const AddImportCommand &command)
{
    writeCommand(QVariant::fromValue(command));
}
419 420 421 422 423

void NodeInstanceServerProxy::completeComponent(const CompleteComponentCommand &command)
{
    writeCommand(QVariant::fromValue(command));
}
424
} // namespace QmlDesigner