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1/****************************************************************************
2**
3** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
4** Contact: http://www.qt-project.org/legal
5**
6** This file is part of the tools applications of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial License Usage
10** Licensees holding valid commercial Qt licenses may use this file in
11** accordance with the commercial license agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and Digia. For licensing terms and
14** conditions see http://qt.digia.com/licensing. For further information
15** use the contact form at http://qt.digia.com/contact-us.
16**
17** GNU Lesser General Public License Usage
18** Alternatively, this file may be used under the terms of the GNU Lesser
19** General Public License version 2.1 as published by the Free Software
20** Foundation and appearing in the file LICENSE.LGPL included in the
21** packaging of this file. Please review the following information to
22** ensure the GNU Lesser General Public License version 2.1 requirements
23** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
24**
25** In addition, as a special exception, Digia gives you certain additional
26** rights. These rights are described in the Digia Qt LGPL Exception
27** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
28**
29** GNU General Public License Usage
30** Alternatively, this file may be used under the terms of the GNU
31** General Public License version 3.0 as published by the Free Software
32** Foundation and appearing in the file LICENSE.GPL included in the
33** packaging of this file. Please review the following information to
34** ensure the GNU General Public License version 3.0 requirements will be
35** met: http://www.gnu.org/copyleft/gpl.html.
36**
37**
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#include "qdeclarative.h"
43#include "qmlruntime.h"
44#include "qdeclarativeengine.h"
45#include "loggerwidget.h"
46#include <QWidget>
47#include <QDir>
48#include <QApplication>
49#include <QTranslator>
50#include <QDebug>
51#include <QMessageBox>
52#include <QAtomicInt>
53#include <QLibraryInfo>
54#include "qdeclarativetester.h"
55
56QT_USE_NAMESPACE
57
58QtMsgHandler systemMsgOutput = 0;
59
60static QDeclarativeViewer *openFile(const QString &fileName);
61static void showViewer(QDeclarativeViewer *viewer);
62
63QString warnings;
64void exitApp(int i)
65{
66#ifdef Q_OS_WIN
67 // Debugging output is not visible by default on Windows -
68 // therefore show modal dialog with errors instead.
69 if (!warnings.isEmpty()) {
70 QMessageBox::warning(0, QApplication::translate("QDeclarativeViewer", "Qt QML Viewer"), warnings);
71 }
72#endif
73 exit(i);
74}
75
76QWeakPointer<LoggerWidget> logger;
77static QAtomicInt recursiveLock(0);
78
79#if defined (Q_OS_SYMBIAN)
80#include <unistd.h>
81#include <sys/types.h>
82#include <sys/stat.h>
83#include <fcntl.h>
84#endif
85
86void myMessageOutput(QtMsgType type, const char *msg)
87{
88 QString strMsg = QString::fromLatin1(msg);
89
90 if (!QCoreApplication::closingDown()) {
91 if (!logger.isNull()) {
92 if (recursiveLock.testAndSetOrdered(0, 1)) {
93 QMetaObject::invokeMethod(logger.data(), "append", Q_ARG(QString, strMsg));
94 recursiveLock = 0;
95 }
96 } else {
97 warnings += strMsg;
98 warnings += QLatin1Char('\n');
99 }
100 }
101#if defined (Q_OS_SYMBIAN)
102 static int fd = -1;
103 if (fd == -1)
104 fd = ::open("E:\\qml.log", O_WRONLY | O_CREAT);
105
106 ::write(fd, msg, strlen(msg));
107 ::write(fd, "\n", 1);
108 ::fsync(fd);
109 switch (type) {
110 case QtFatalMsg:
111 abort();
112 }
113#endif
114
115 if (systemMsgOutput) {
116 systemMsgOutput(type, msg);
117 } else { // Unix
118 fprintf(stderr, "%s\n", msg);
119 fflush(stderr);
120 }
121}
122
123static QDeclarativeViewer* globalViewer = 0;
124
125// The qml file that is shown if the user didn't specify a QML file
126QString initialFile = QLatin1String("qrc:/startup/startup.qml");
127
128void usage()
129{
130 qWarning("Usage: qmlviewer [options] <filename>");
131 qWarning(" ");
132 qWarning(" options:");
133 qWarning(" -v, -version ............................. display version");
134 qWarning(" -frameless ............................... run with no window frame");
135 qWarning(" -maximized................................ run maximized");
136 qWarning(" -fullscreen............................... run fullscreen");
137 qWarning(" -stayontop................................ keep viewer window on top");
138 qWarning(" -sizeviewtorootobject .................... the view resizes to the changes in the content");
139 qWarning(" -sizerootobjecttoview .................... the content resizes to the changes in the view (default)");
140 qWarning(" -qmlbrowser .............................. use a QML-based file browser");
141 qWarning(" -warnings [show|hide]..................... show warnings in a separate log window");
142 qWarning(" -recordfile <output> ..................... set video recording file");
143 qWarning(" - ImageMagick 'convert' for GIF)");
144 qWarning(" - png file for raw frames");
145 qWarning(" - 'ffmpeg' for other formats");
146 qWarning(" -recorddither ordered|threshold|floyd .... set GIF dither recording mode");
147 qWarning(" -recordrate <fps> ........................ set recording frame rate");
148 qWarning(" -record arg .............................. add a recording process argument");
149 qWarning(" -autorecord [from-]<tomilliseconds> ...... set recording to start and stop");
150 qWarning(" -devicekeys .............................. use numeric keys (see F1)");
151 qWarning(" -dragthreshold <size> .................... set mouse drag threshold size");
152 qWarning(" -netcache <size> ......................... set disk cache to size bytes");
153 qWarning(" -translation <translationfile> ........... set the language to run in");
154 qWarning(" -I <directory> ........................... prepend to the module import search path,");
155 qWarning(" display path if <directory> is empty");
156 qWarning(" -P <directory> ........................... prepend to the plugin search path");
157#if defined(Q_WS_MAC)
158 qWarning(" -no-opengl ............................... don't use a QGLWidget for the viewport");
159 qWarning(" -opengl .................................. use a QGLWidget for the viewport (default)");
160#else
161 qWarning(" -no-opengl ............................... don't use a QGLWidget for the viewport (default)");
162 qWarning(" -opengl .................................. use a QGLWidget for the viewport");
163#endif
164 qWarning(" -script <path> ........................... set the script to use");
165 qWarning(" -scriptopts <options>|help ............... set the script options to use");
166
167 qWarning(" ");
168 qWarning(" Press F1 for interactive help");
169
170 exitApp(1);
171}
172
173void scriptOptsUsage()
174{
175 qWarning("Usage: qmlviewer -scriptopts <option>[,<option>...] ...");
176 qWarning(" options:");
177 qWarning(" record ................................... record a new script");
178 qWarning(" play ..................................... playback an existing script");
179 qWarning(" testimages ............................... record images or compare images on playback");
180 qWarning(" testerror ................................ test 'error' property of root item on playback");
181 qWarning(" testskip ................................ test 'skip' property of root item on playback");
182 qWarning(" snapshot ................................. file being recorded is static,");
183 qWarning(" only one frame will be recorded or tested");
184 qWarning(" exitoncomplete ........................... cleanly exit the viewer on script completion");
185 qWarning(" exitonfailure ............................ immediately exit the viewer on script failure");
186 qWarning(" saveonexit ............................... save recording on viewer exit");
187 qWarning(" ");
188 qWarning(" One of record, play or both must be specified.");
189
190 exitApp(1);
191}
192
193enum WarningsConfig { ShowWarnings, HideWarnings, DefaultWarnings };
194
195struct ViewerOptions
196{
197 ViewerOptions()
198 : frameless(false),
199 fps(0.0),
200 autorecord_from(0),
201 autorecord_to(0),
202 dither(QLatin1String("none")),
203 runScript(false),
204 devkeys(false),
205 cache(0),
206 useGL(false),
207 fullScreen(false),
208 stayOnTop(false),
209 maximized(false),
210 useNativeFileBrowser(true),
211 experimentalGestures(false),
212 warningsConfig(DefaultWarnings),
213 sizeToView(true)
214 {
215#if defined(Q_OS_SYMBIAN)
216 maximized = true;
217 useNativeFileBrowser = false;
218#endif
219
220#if defined(Q_WS_MAC)
221 useGL = true;
222#endif
223 }
224
225 bool frameless;
226 double fps;
227 int autorecord_from;
228 int autorecord_to;
229 QString dither;
230 QString recordfile;
231 QStringList recordargs;
232 QStringList imports;
233 QStringList plugins;
234 QString script;
235 QString scriptopts;
236 bool runScript;
237 bool devkeys;
238 int cache;
239 QString translationFile;
240 bool useGL;
241 bool fullScreen;
242 bool stayOnTop;
243 bool maximized;
244 bool useNativeFileBrowser;
245 bool experimentalGestures;
246
247 WarningsConfig warningsConfig;
248 bool sizeToView;
249
250 QDeclarativeViewer::ScriptOptions scriptOptions;
251};
252
253static ViewerOptions opts;
254static QStringList fileNames;
255
256class Application : public QApplication
257{
258 Q_OBJECT
259public:
260 Application(int &argc, char **&argv)
261 : QApplication(argc, argv)
262 {}
263
264protected:
265 bool event(QEvent *ev)
266 {
267 if (ev->type() != QEvent::FileOpen)
268 return QApplication::event(ev);
269
270 QFileOpenEvent *fev = static_cast<QFileOpenEvent *>(ev);
271
272 globalViewer->open(fev->file());
273 if (!globalViewer->isVisible())
274 showViewer(globalViewer);
275
276 return true;
277 }
278
279private Q_SLOTS:
280 void showInitialViewer()
281 {
282 QApplication::processEvents();
283
284 QDeclarativeViewer *viewer = globalViewer;
285 if (!viewer)
286 return;
287 if (viewer->currentFile().isEmpty()) {
288 if(opts.useNativeFileBrowser)
289 viewer->open(initialFile);
290 else
291 viewer->openFile();
292 }
293 if (!viewer->isVisible())
294 showViewer(viewer);
295 }
296};
297
298static void parseScriptOptions()
299{
300 QStringList options =
301 opts.scriptopts.split(QLatin1Char(','), QString::SkipEmptyParts);
302
303 QDeclarativeViewer::ScriptOptions scriptOptions = 0;
304 for (int i = 0; i < options.count(); ++i) {
305 const QString &option = options.at(i);
306 if (option == QLatin1String("help")) {
307 scriptOptsUsage();
308 } else if (option == QLatin1String("play")) {
309 scriptOptions |= QDeclarativeViewer::Play;
310 } else if (option == QLatin1String("record")) {
311 scriptOptions |= QDeclarativeViewer::Record;
312 } else if (option == QLatin1String("testimages")) {
313 scriptOptions |= QDeclarativeViewer::TestImages;
314 } else if (option == QLatin1String("testerror")) {
315 scriptOptions |= QDeclarativeViewer::TestErrorProperty;
316 } else if (option == QLatin1String("testskip")) {
317 scriptOptions |= QDeclarativeViewer::TestSkipProperty;
318 } else if (option == QLatin1String("exitoncomplete")) {
319 scriptOptions |= QDeclarativeViewer::ExitOnComplete;
320 } else if (option == QLatin1String("exitonfailure")) {
321 scriptOptions |= QDeclarativeViewer::ExitOnFailure;
322 } else if (option == QLatin1String("saveonexit")) {
323 scriptOptions |= QDeclarativeViewer::SaveOnExit;
324 } else if (option == QLatin1String("snapshot")) {
325 scriptOptions |= QDeclarativeViewer::Snapshot;
326 } else {
327 scriptOptsUsage();
328 }
329 }
330
331 opts.scriptOptions = scriptOptions;
332}
333
334static void parseCommandLineOptions(const QStringList &arguments)
335{
336 for (int i = 1; i < arguments.count(); ++i) {
337 bool lastArg = (i == arguments.count() - 1);
338 QString arg = arguments.at(i);
339 if (arg == QLatin1String("-frameless")) {
340 opts.frameless = true;
341 } else if (arg == QLatin1String("-maximized")) {
342 opts.maximized = true;
343 } else if (arg == QLatin1String("-fullscreen")) {
344 opts.fullScreen = true;
345 } else if (arg == QLatin1String("-stayontop")) {
346 opts.stayOnTop = true;
347 } else if (arg == QLatin1String("-netcache")) {
348 if (lastArg) usage();
349 opts.cache = arguments.at(++i).toInt();
350 } else if (arg == QLatin1String("-recordrate")) {
351 if (lastArg) usage();
352 opts.fps = arguments.at(++i).toDouble();
353 } else if (arg == QLatin1String("-recordfile")) {
354 if (lastArg) usage();
355 opts.recordfile = arguments.at(++i);
356 } else if (arg == QLatin1String("-record")) {
357 if (lastArg) usage();
358 opts.recordargs << arguments.at(++i);
359 } else if (arg == QLatin1String("-recorddither")) {
360 if (lastArg) usage();
361 opts.dither = arguments.at(++i);
362 } else if (arg == QLatin1String("-autorecord")) {
363 if (lastArg) usage();
364 QString range = arguments.at(++i);
365 int dash = range.indexOf(QLatin1Char('-'));
366 if (dash > 0)
367 opts.autorecord_from = range.left(dash).toInt();
368 opts.autorecord_to = range.mid(dash+1).toInt();
369 } else if (arg == QLatin1String("-devicekeys")) {
370 opts.devkeys = true;
371 } else if (arg == QLatin1String("-dragthreshold")) {
372 if (lastArg) usage();
373 qApp->setStartDragDistance(arguments.at(++i).toInt());
374 } else if (arg == QLatin1String("-v") || arg == QLatin1String("-version")) {
375 qWarning("Qt QML Viewer version %s", QT_VERSION_STR);
376 exitApp(0);
377 } else if (arg == QLatin1String("-translation")) {
378 if (lastArg) usage();
379 opts.translationFile = arguments.at(++i);
380 } else if (arg == QLatin1String("-no-opengl")) {
381 opts.useGL = false;
382 } else if (arg == QLatin1String("-opengl")) {
383 opts.useGL = true;
384 } else if (arg == QLatin1String("-qmlbrowser")) {
385 opts.useNativeFileBrowser = false;
386 } else if (arg == QLatin1String("-warnings")) {
387 if (lastArg) usage();
388 QString warningsStr = arguments.at(++i);
389 if (warningsStr == QLatin1String("show")) {
390 opts.warningsConfig = ShowWarnings;
391 } else if (warningsStr == QLatin1String("hide")) {
392 opts.warningsConfig = HideWarnings;
393 } else {
394 usage();
395 }
396 } else if (arg == QLatin1String("-I") || arg == QLatin1String("-L")) {
397 if (arg == QLatin1String("-L"))
398 qWarning("-L option provided for compatibility only, use -I instead");
399 if (lastArg) {
400 QDeclarativeEngine tmpEngine;
401 QString paths = tmpEngine.importPathList().join(QLatin1String(":"));
402 qWarning("Current search path: %s", paths.toLocal8Bit().constData());
403 exitApp(0);
404 }
405 opts.imports << arguments.at(++i);
406 } else if (arg == QLatin1String("-P")) {
407 if (lastArg) usage();
408 opts.plugins << arguments.at(++i);
409 } else if (arg == QLatin1String("-script")) {
410 if (lastArg) usage();
411 opts.script = arguments.at(++i);
412 } else if (arg == QLatin1String("-scriptopts")) {
413 if (lastArg) usage();
414 opts.scriptopts = arguments.at(++i);
415 } else if (arg == QLatin1String("-savescript")) {
416 if (lastArg) usage();
417 opts.script = arguments.at(++i);
418 opts.runScript = false;
419 } else if (arg == QLatin1String("-playscript")) {
420 if (lastArg) usage();
421 opts.script = arguments.at(++i);
422 opts.runScript = true;
423 } else if (arg == QLatin1String("-sizeviewtorootobject")) {
424 opts.sizeToView = false;
425 } else if (arg == QLatin1String("-sizerootobjecttoview")) {
426 opts.sizeToView = true;
427 } else if (arg == QLatin1String("-experimentalgestures")) {
428 opts.experimentalGestures = true;
429 } else if (!arg.startsWith(QLatin1Char('-'))) {
430 fileNames.append(arg);
431 } else if (true || arg == QLatin1String("-help")) {
432 usage();
433 }
434 }
435
436 if (!opts.scriptopts.isEmpty()) {
437
438 parseScriptOptions();
439
440 if (opts.script.isEmpty())
441 usage();
442
443 if (!(opts.scriptOptions & QDeclarativeViewer::Record) && !(opts.scriptOptions & QDeclarativeViewer::Play))
444 scriptOptsUsage();
445 } else if (!opts.script.isEmpty()) {
446 usage();
447 }
448
449}
450
451static QDeclarativeViewer *createViewer()
452{
453 Qt::WFlags wflags = (opts.frameless ? Qt::FramelessWindowHint : Qt::Widget);
454 if (opts.stayOnTop)
455 wflags |= Qt::WindowStaysOnTopHint;
456
457 QDeclarativeViewer *viewer = new QDeclarativeViewer(0, wflags);
458 viewer->setAttribute(Qt::WA_DeleteOnClose, true);
459 viewer->setUseGL(opts.useGL);
460
461 if (!opts.scriptopts.isEmpty()) {
462 viewer->setScriptOptions(opts.scriptOptions);
463 viewer->setScript(opts.script);
464 }
465
466 logger = viewer->warningsWidget();
467 if (opts.warningsConfig == ShowWarnings) {
468 logger.data()->setDefaultVisibility(LoggerWidget::ShowWarnings);
469 logger.data()->show();
470 } else if (opts.warningsConfig == HideWarnings){
471 logger.data()->setDefaultVisibility(LoggerWidget::HideWarnings);
472 }
473
474 if (opts.experimentalGestures)
475 viewer->enableExperimentalGestures();
476
477 foreach (QString lib, opts.imports)
478 viewer->addLibraryPath(lib);
479
480 foreach (QString plugin, opts.plugins)
481 viewer->addPluginPath(plugin);
482
483 viewer->setNetworkCacheSize(opts.cache);
484 viewer->setRecordFile(opts.recordfile);
485 viewer->setSizeToView(opts.sizeToView);
486 if (opts.fps > 0)
487 viewer->setRecordRate(opts.fps);
488 if (opts.autorecord_to)
489 viewer->setAutoRecord(opts.autorecord_from, opts.autorecord_to);
490 if (opts.devkeys)
491 viewer->setDeviceKeys(true);
492 viewer->setRecordDither(opts.dither);
493 if (opts.recordargs.count())
494 viewer->setRecordArgs(opts.recordargs);
495
496 viewer->setUseNativeFileBrowser(opts.useNativeFileBrowser);
497
498 return viewer;
499}
500
501void showViewer(QDeclarativeViewer *viewer)
502{
503 if (opts.fullScreen)
504 viewer->showFullScreen();
505 else if (opts.maximized)
506 viewer->showMaximized();
507 else
508 viewer->show();
509 viewer->raise();
510}
511
512QDeclarativeViewer *openFile(const QString &fileName)
513{
514 QDeclarativeViewer *viewer = globalViewer;
515
516 viewer->open(fileName);
517 showViewer(viewer);
518
519 return viewer;
520}
521
522int main(int argc, char ** argv)
523{
524 systemMsgOutput = qInstallMsgHandler(myMessageOutput);
525
526#if defined (Q_WS_X11) || defined (Q_WS_MAC)
527 //### default to using raster graphics backend for now
528 bool gsSpecified = false;
529 for (int i = 0; i < argc; ++i) {
530 QString arg = QString::fromAscii(argv[i]);
531 if (arg == QLatin1String("-graphicssystem")) {
532 gsSpecified = true;
533 break;
534 }
535 }
536
537 if (!gsSpecified)
538 QApplication::setGraphicsSystem(QLatin1String("raster"));
539#endif
540
541 Application app(argc, argv);
542 app.setApplicationName(QLatin1String("QtQmlViewer"));
543 app.setOrganizationName(QLatin1String("Digia"));
544 app.setOrganizationDomain(QLatin1String("digia.com"));
545
546 QDeclarativeViewer::registerTypes();
547 QDeclarativeTester::registerTypes();
548
549 parseCommandLineOptions(app.arguments());
550
551 QTranslator translator;
552 QTranslator qtTranslator;
553 QString sysLocale = QLocale::system().name();
554 if (translator.load(QLatin1String("qmlviewer_") + sysLocale, QLibraryInfo::location(QLibraryInfo::TranslationsPath))) {
555 app.installTranslator(&translator);
556 if (qtTranslator.load(QLatin1String("qt_") + sysLocale, QLibraryInfo::location(QLibraryInfo::TranslationsPath))) {
557 app.installTranslator(&qtTranslator);
558 } else {
559 app.removeTranslator(&translator);
560 }
561 }
562
563 QTranslator qmlTranslator;
564 if (!opts.translationFile.isEmpty()) {
565 if (qmlTranslator.load(opts.translationFile)) {
566 app.installTranslator(&qmlTranslator);
567 } else {
568 qWarning() << "Could not load the translation file" << opts.translationFile;
569 }
570 }
571
572 if (opts.fullScreen && opts.maximized)
573 qWarning() << "Both -fullscreen and -maximized specified. Using -fullscreen.";
574
575 if (fileNames.isEmpty()) {
576 QFile qmlapp(QLatin1String("qmlapp"));
577 if (qmlapp.exists() && qmlapp.open(QFile::ReadOnly)) {
578 QString content = QString::fromUtf8(qmlapp.readAll());
579 qmlapp.close();
580
581 int newline = content.indexOf(QLatin1Char('\n'));
582 if (newline >= 0)
583 fileNames += content.left(newline);
584 else
585 fileNames += content;
586 }
587 }
588
589 globalViewer = createViewer();
590
591 if (fileNames.isEmpty()) {
592 // show the initial viewer delayed.
593 // This prevents an initial viewer popping up while there
594 // are FileOpen events coming through the event queue
595 QTimer::singleShot(1, &app, SLOT(showInitialViewer()));
596 } else {
597 foreach (const QString &fileName, fileNames)
598 openFile(fileName);
599 }
600
601 QObject::connect(&app, SIGNAL(lastWindowClosed()), &app, SLOT(quit()));
602
603 return app.exec();
604}
605
606#include "main.moc"
607

Warning: That file was not part of the compilation database. It may have many parsing errors.