QML Observer: Build together on runtime with debugging tools

Moved qmljsdebugger to a dir under qml/, made qmlobserver compile
without creator dependencies and made it compile with debugging
helpers.

Reviewed-by: hjk

1 files changed, 471 insertions, 0 deletions

diff --git a/share/qtcreator/qml/qmlobserver/main.cpp b/share/qtcreator/qml/qmlobserver/main.cpp
new file mode 100644
index 0000000000..f04640d970
--- /dev/null
+++ b/share/qtcreator/qml/qmlobserver/main.cpp
@@ -0,0 +1,471 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the tools applications of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** 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.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qdeclarative.h"
+#include "qmlruntime.h"
+#include "qdeclarativeengine.h"
+#include "loggerwidget.h"
+#include <QWidget>
+#include <QDir>
+#include <QApplication>
+#include <QTranslator>
+#include <QDebug>
+#include <QMessageBox>
+#include "qdeclarativetester.h"
+
+QT_USE_NAMESPACE
+
+QtMsgHandler systemMsgOutput = 0;
+
+#if defined (Q_OS_SYMBIAN)
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+void myMessageOutput(QtMsgType type, const char *msg)
+{
+    static int fd = -1;
+    if (fd == -1)
+        fd = ::open("E:\\qml.log", O_WRONLY | O_CREAT);
+
+    ::write(fd, msg, strlen(msg));
+    ::write(fd, "\n", 1);
+    ::fsync(fd);
+
+    switch (type) {
+    case QtFatalMsg:
+        abort();
+    }
+}
+
+#else // !defined (Q_OS_SYMBIAN)
+
+QWeakPointer<LoggerWidget> logger;
+
+QString warnings;
+void showWarnings()
+{
+    if (!warnings.isEmpty()) {
+        int argc = 0; char **argv = 0;
+        QApplication application(argc, argv); // QApplication() in main has been destroyed already.
+        Q_UNUSED(application)
+        QMessageBox::warning(0, QApplication::tr("Qt QML Viewer"), warnings);
+    }
+}
+
+void myMessageOutput(QtMsgType type, const char *msg)
+{
+    if (!logger.isNull()) {
+        QString strMsg = QString::fromAscii(msg);
+        QMetaObject::invokeMethod(logger.data(), "append", Q_ARG(QString, strMsg));
+    } else {
+        warnings += msg;
+        warnings += QLatin1Char('\n');
+    }
+    if (systemMsgOutput) { // Windows
+        systemMsgOutput(type, msg);
+    } else { // Unix
+        fprintf(stderr, "%s\n",msg);
+        fflush(stderr);
+    }
+}
+
+#endif
+
+void usage()
+{
+    qWarning("Usage: qmlviewer [options] <filename>");
+    qWarning(" ");
+    qWarning(" options:");
+    qWarning("  -v, -version ............................. display version");
+    qWarning("  -frameless ............................... run with no window frame");
+    qWarning("  -maximized................................ run maximized");
+    qWarning("  -fullscreen............................... run fullscreen");
+    qWarning("  -stayontop................................ keep viewer window on top");
+    qWarning("  -sizeviewtorootobject .................... the view resizes to the changes in the content");
+    qWarning("  -sizerootobjecttoview .................... the content resizes to the changes in the view (default)");
+    qWarning("  -qmlbrowser .............................. use a QML-based file browser");
+    qWarning("  -warnings [show|hide]..................... show warnings in a separate log window");
+    qWarning("  -recordfile <output> ..................... set video recording file");
+    qWarning("                                              - ImageMagick 'convert' for GIF)");
+    qWarning("                                              - png file for raw frames");
+    qWarning("                                              - 'ffmpeg' for other formats");
+    qWarning("  -recorddither ordered|threshold|floyd .... set GIF dither recording mode");
+    qWarning("  -recordrate <fps> ........................ set recording frame rate");
+    qWarning("  -record arg .............................. add a recording process argument");
+    qWarning("  -autorecord [from-]<tomilliseconds> ...... set recording to start and stop");
+    qWarning("  -devicekeys .............................. use numeric keys (see F1)");
+    qWarning("  -dragthreshold <size> .................... set mouse drag threshold size");
+    qWarning("  -netcache <size> ......................... set disk cache to size bytes");
+    qWarning("  -translation <translationfile> ........... set the language to run in");
+    qWarning("  -I <directory> ........................... prepend to the module import search path,");
+    qWarning("                                             display path if <directory> is empty");
+    qWarning("  -P <directory> ........................... prepend to the plugin search path");
+    qWarning("  -opengl .................................. use a QGLWidget for the viewport");
+    qWarning("  -script <path> ........................... set the script to use");
+    qWarning("  -scriptopts <options>|help ............... set the script options to use");
+
+    qWarning(" ");
+    qWarning(" Press F1 for interactive help");
+    exit(1);
+}
+
+void scriptOptsUsage()
+{
+    qWarning("Usage: qmlviewer -scriptopts <option>[,<option>...] ...");
+    qWarning(" options:");
+    qWarning("  record ................................... record a new script");
+    qWarning("  play ..................................... playback an existing script");
+    qWarning("  testimages ............................... record images or compare images on playback");
+    qWarning("  testerror ................................ test 'error' property of root item on playback");
+    qWarning("  snapshot ................................. file being recorded is static,");
+    qWarning("                                             only one frame will be recorded or tested");
+    qWarning("  exitoncomplete ........................... cleanly exit the viewer on script completion");
+    qWarning("  exitonfailure ............................ immediately exit the viewer on script failure");
+    qWarning("  saveonexit ............................... save recording on viewer exit");
+    qWarning(" ");
+    qWarning(" One of record, play or both must be specified.");
+    exit(1);
+}
+
+enum WarningsConfig { ShowWarnings, HideWarnings, DefaultWarnings };
+
+int main(int argc, char ** argv)
+{
+#if defined (Q_OS_SYMBIAN)
+    qInstallMsgHandler(myMessageOutput);
+#else
+    systemMsgOutput = qInstallMsgHandler(myMessageOutput);
+#endif
+
+#if defined (Q_OS_WIN)
+    // Debugging output is not visible by default on Windows -
+    // therefore show modal dialog with errors instead.
+    atexit(showWarnings);
+#endif
+
+#if defined (Q_WS_X11) || defined (Q_WS_MAC)
+    //### default to using raster graphics backend for now
+    bool gsSpecified = false;
+    for (int i = 0; i < argc; ++i) {
+        QString arg = argv[i];
+        if (arg == "-graphicssystem") {
+            gsSpecified = true;
+            break;
+        }
+    }
+
+    if (!gsSpecified)
+        QApplication::setGraphicsSystem("raster");
+#endif
+
+    QApplication app(argc, argv);
+    app.setApplicationName("QtQmlViewer");
+    app.setOrganizationName("Nokia");
+    app.setOrganizationDomain("nokia.com");
+
+    QDeclarativeViewer::registerTypes();
+    QDeclarativeTester::registerTypes();
+
+    bool frameless = false;
+    QString fileName;
+    double fps = 0;
+    int autorecord_from = 0;
+    int autorecord_to = 0;
+    QString dither = "none";
+    QString recordfile;
+    QStringList recordargs;
+    QStringList imports;
+    QStringList plugins;
+    QString script;
+    QString scriptopts;
+    bool runScript = false;
+    bool devkeys = false;
+    int cache = 0;
+    QString translationFile;
+    bool useGL = false;
+    bool fullScreen = false;
+    bool stayOnTop = false;
+    bool maximized = false;
+    bool useNativeFileBrowser = true;
+    bool experimentalGestures = false;
+    bool designModeBehavior = false;
+    bool debuggerModeBehavior = false;
+
+    WarningsConfig warningsConfig = DefaultWarnings;
+    bool sizeToView = true;
+
+#if defined(Q_OS_SYMBIAN)
+    maximized = true;
+    useNativeFileBrowser = false;
+#endif
+
+#if defined(Q_WS_MAC)
+    useGL = true;
+#endif
+
+    for (int i = 1; i < argc; ++i) {
+        bool lastArg = (i == argc - 1);
+        QString arg = argv[i];
+        if (arg == "-frameless") {
+            frameless = true;
+        } else if (arg == "-maximized") {
+            maximized = true;
+        } else if (arg == "-fullscreen") {
+            fullScreen = true;
+        } else if (arg == "-stayontop") {
+            stayOnTop = true;
+        } else if (arg == "-netcache") {
+            if (lastArg) usage();
+            cache = QString(argv[++i]).toInt();
+        } else if (arg == "-recordrate") {
+            if (lastArg) usage();
+            fps = QString(argv[++i]).toDouble();
+        } else if (arg == "-recordfile") {
+            if (lastArg) usage();
+            recordfile = QString(argv[++i]);
+        } else if (arg == "-record") {
+            if (lastArg) usage();
+            recordargs << QString(argv[++i]);
+        } else if (arg == "-recorddither") {
+            if (lastArg) usage();
+            dither = QString(argv[++i]);
+        } else if (arg == "-autorecord") {
+            if (lastArg) usage();
+            QString range = QString(argv[++i]);
+            int dash = range.indexOf('-');
+            if (dash > 0)
+                autorecord_from = range.left(dash).toInt();
+            autorecord_to = range.mid(dash+1).toInt();
+        } else if (arg == "-devicekeys") {
+            devkeys = true;
+        } else if (arg == "-dragthreshold") {
+            if (lastArg) usage();
+            app.setStartDragDistance(QString(argv[++i]).toInt());
+        } else if (arg == QLatin1String("-v") || arg == QLatin1String("-version")) {
+            qWarning("Qt QML Viewer version %s", QT_VERSION_STR);
+            exit(0);
+        } else if (arg == "-translation") {
+            if (lastArg) usage();
+            translationFile = argv[++i];
+        } else if (arg == "-opengl") {
+            useGL = true;
+        } else if (arg == "-qmlbrowser") {
+            useNativeFileBrowser = false;
+        } else if (arg == "-warnings") {
+            if (lastArg) usage();
+            QString warningsStr = QString(argv[++i]);
+            if (warningsStr == QLatin1String("show")) {
+                warningsConfig = ShowWarnings;
+            } else if (warningsStr == QLatin1String("hide")) {
+                warningsConfig = HideWarnings;
+            } else {
+                usage();
+            }
+        } else if (arg == "-I" || arg == "-L") {
+            if (arg == "-L")
+                qWarning("-L option provided for compatibility only, use -I instead");
+            if (lastArg) {
+                QDeclarativeEngine tmpEngine;
+                QString paths = tmpEngine.importPathList().join(QLatin1String(":"));
+                qWarning("Current search path: %s", paths.toLocal8Bit().constData());
+                exit(0);
+            }
+            imports << QString(argv[++i]);
+        } else if (arg == "-P") {
+            if (lastArg) usage();
+            plugins << QString(argv[++i]);
+        } else if (arg == "-script") {
+            if (lastArg) usage();
+            script = QString(argv[++i]);
+        } else if (arg == "-scriptopts") {
+            if (lastArg) usage();
+            scriptopts = QString(argv[++i]);
+        } else if (arg == "-savescript") {
+            if (lastArg) usage();
+            script = QString(argv[++i]);
+            runScript = false;
+        } else if (arg == "-playscript") {
+            if (lastArg) usage();
+            script = QString(argv[++i]);
+            runScript = true;
+        } else if (arg == "-sizeviewtorootobject") {
+            sizeToView = false;
+        } else if (arg == "-sizerootobjecttoview") {
+            sizeToView = true;
+        } else if (arg == "-experimentalgestures") {
+            experimentalGestures = true;
+        } else if (arg == "-designmode") {
+            designModeBehavior = true;
+        } else if (arg == "-debugger") {
+            debuggerModeBehavior = true;
+        } else if (arg[0] != '-') {
+            fileName = arg;
+        } else if (1 || arg == "-help") {
+            usage();
+        }
+    }
+
+    QTranslator qmlTranslator;
+    if (!translationFile.isEmpty()) {
+        qmlTranslator.load(translationFile);
+        app.installTranslator(&qmlTranslator);
+    }
+
+    Qt::WFlags wflags = (frameless ? Qt::FramelessWindowHint : Qt::Widget);
+    if (stayOnTop)
+        wflags |= Qt::WindowStaysOnTopHint;
+
+    QDeclarativeViewer *viewer = new QDeclarativeViewer(0, wflags);
+    viewer->setAttribute(Qt::WA_DeleteOnClose, true);
+    if (!scriptopts.isEmpty()) {
+        QStringList options =
+            scriptopts.split(QLatin1Char(','), QString::SkipEmptyParts);
+
+        QDeclarativeViewer::ScriptOptions scriptOptions = 0;
+        for (int i = 0; i < options.count(); ++i) {
+            const QString &option = options.at(i);
+            if (option == QLatin1String("help")) {
+                scriptOptsUsage();
+            } else if (option == QLatin1String("play")) {
+                scriptOptions |= QDeclarativeViewer::Play;
+            } else if (option == QLatin1String("record")) {
+                scriptOptions |= QDeclarativeViewer::Record;
+            } else if (option == QLatin1String("testimages")) {
+                scriptOptions |= QDeclarativeViewer::TestImages;
+            } else if (option == QLatin1String("testerror")) {
+                scriptOptions |= QDeclarativeViewer::TestErrorProperty;
+            } else if (option == QLatin1String("exitoncomplete")) {
+                scriptOptions |= QDeclarativeViewer::ExitOnComplete;
+            } else if (option == QLatin1String("exitonfailure")) {
+                scriptOptions |= QDeclarativeViewer::ExitOnFailure;
+            } else if (option == QLatin1String("saveonexit")) {
+                scriptOptions |= QDeclarativeViewer::SaveOnExit;
+            } else if (option == QLatin1String("snapshot")) {
+                scriptOptions |= QDeclarativeViewer::Snapshot;
+            } else {
+                scriptOptsUsage();
+            }
+        }
+
+        if (script.isEmpty())
+            usage();
+
+        if (!(scriptOptions & QDeclarativeViewer::Record) && !(scriptOptions & QDeclarativeViewer::Play))
+            scriptOptsUsage();
+        viewer->setScriptOptions(scriptOptions);
+        viewer->setScript(script);
+    }  else if (!script.isEmpty()) {
+        usage();
+    }
+
+#if !defined(Q_OS_SYMBIAN)
+    logger = viewer->warningsWidget();
+    if (warningsConfig == ShowWarnings) {
+        logger.data()->setDefaultVisibility(LoggerWidget::ShowWarnings);
+        logger.data()->show();
+    } else if (warningsConfig == HideWarnings){
+        logger.data()->setDefaultVisibility(LoggerWidget::HideWarnings);
+    }
+#endif
+
+    if (experimentalGestures)
+        viewer->enableExperimentalGestures();
+
+    viewer->setDesignModeBehavior(designModeBehavior);
+
+    // FIXME debug mode is always on for qml observer
+    debuggerModeBehavior = true;
+    viewer->setDebugMode(debuggerModeBehavior);
+
+    foreach (QString lib, imports)
+        viewer->addLibraryPath(lib);
+
+    foreach (QString plugin, plugins)
+        viewer->addPluginPath(plugin);
+
+    viewer->setNetworkCacheSize(cache);
+    viewer->setRecordFile(recordfile);
+    viewer->setSizeToView(sizeToView);
+    if (fps>0)
+        viewer->setRecordRate(fps);
+    if (autorecord_to)
+        viewer->setAutoRecord(autorecord_from,autorecord_to);
+    if (devkeys)
+        viewer->setDeviceKeys(true);
+    viewer->setRecordDither(dither);
+    if (recordargs.count())
+        viewer->setRecordArgs(recordargs);
+
+    viewer->setUseNativeFileBrowser(useNativeFileBrowser);
+    if (fullScreen && maximized)
+        qWarning() << "Both -fullscreen and -maximized specified. Using -fullscreen.";
+
+    if (fileName.isEmpty()) {
+        QFile qmlapp(QLatin1String("qmlapp"));
+        if (qmlapp.exists() && qmlapp.open(QFile::ReadOnly)) {
+                QString content = QString::fromUtf8(qmlapp.readAll());
+                qmlapp.close();
+
+                int newline = content.indexOf(QLatin1Char('\n'));
+                if (newline >= 0)
+                    fileName = content.left(newline);
+                else
+                    fileName = content;
+            }
+    }
+
+    if (!fileName.isEmpty()) {
+        viewer->open(fileName);
+        fullScreen ? viewer->showFullScreen() : maximized ? viewer->showMaximized() : viewer->show();
+    } else {
+        if (!useNativeFileBrowser)
+            viewer->openFile();
+        fullScreen ? viewer->showFullScreen() : maximized ? viewer->showMaximized() : viewer->show();
+        if (useNativeFileBrowser)
+            viewer->openFile();
+    }
+    viewer->setUseGL(useGL);
+    viewer->raise();
+
+    return app.exec();
+}