source: trunk/src/scripttools/debugging/qscriptdebuggerscriptedconsolecommand.cpp@ 561

Last change on this file since 561 was 561, checked in by Dmitry A. Kuminov, 15 years ago

trunk: Merged in qt 4.6.1 sources.
File size: 24.5 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation ([email protected])
6**
7** This file is part of the QtSCriptTools module of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:LGPL$
10** Commercial Usage
11** Licensees holding valid Qt Commercial licenses may use this file in
12** accordance with the Qt Commercial License Agreement provided with the
13** Software or, alternatively, in accordance with the terms contained in
14** a written agreement between you and Nokia.
15**
16** GNU Lesser General Public License Usage
17** Alternatively, this file may be used under the terms of the GNU Lesser
18** General Public License version 2.1 as published by the Free Software
19** Foundation and appearing in the file LICENSE.LGPL included in the
20** packaging of this file. Please review the following information to
21** ensure the GNU Lesser General Public License version 2.1 requirements
22** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
23**
24** In addition, as a special exception, Nokia gives you certain additional
25** rights. These rights are described in the Nokia Qt LGPL Exception
26** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you have questions regarding the use of this file, please contact
37** Nokia at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#include "qscriptdebuggerscriptedconsolecommand_p.h"
43#include "qscriptdebuggerconsolecommand_p_p.h"
44#include "qscriptdebuggerconsolecommandjob_p.h"
45#include "qscriptdebuggerconsolecommandjob_p_p.h"
46#include "qscriptmessagehandlerinterface_p.h"
47#include "qscriptdebuggerconsoleglobalobject_p.h"
48#include "qscriptdebuggerresponse_p.h"
49#include "qscriptdebuggervalue_p.h"
50#include "qscriptdebuggervalueproperty_p.h"
51#include "qscriptdebuggercommandschedulerinterface_p.h"
52
53#include <QtCore/qstring.h>
54#include <QtCore/qstringlist.h>
55#include <QtScript/qscriptengine.h>
56#include <QtScript/qscriptvalue.h>
57#include <QtScript/qscriptvalueiterator.h>
58#include <QtScript/qscriptcontextinfo.h>
59#include <QtCore/qdebug.h>
60
61Q_DECLARE_METATYPE(QScriptDebuggerResponse)
62Q_DECLARE_METATYPE(QScriptBreakpointData)
63Q_DECLARE_METATYPE(QScriptBreakpointMap)
64Q_DECLARE_METATYPE(QScriptScriptData)
65Q_DECLARE_METATYPE(QScriptScriptMap)
66Q_DECLARE_METATYPE(QScriptContextInfo)
67Q_DECLARE_METATYPE(QScriptDebuggerValue)
68Q_DECLARE_METATYPE(QScriptDebuggerValueProperty)
69Q_DECLARE_METATYPE(QScriptDebuggerValuePropertyList)
70Q_DECLARE_METATYPE(QScriptDebuggerConsoleCommand*)
71Q_DECLARE_METATYPE(QScriptDebuggerConsoleCommandList)
72Q_DECLARE_METATYPE(QScriptDebuggerConsoleCommandGroupData)
73Q_DECLARE_METATYPE(QScriptDebuggerConsoleCommandGroupMap)
74
75QT_BEGIN_NAMESPACE
76
77static QScriptValue debuggerResponseToScriptValue(QScriptEngine *eng, const QScriptDebuggerResponse &in)
78{
79 QScriptValue out = eng->newObject();
80 out.setProperty(QString::fromLatin1("result"), qScriptValueFromValue(eng, in.result()));
81 out.setProperty(QString::fromLatin1("error"), QScriptValue(eng, in.error()));
82 out.setProperty(QString::fromLatin1("async"), QScriptValue(eng, in.async()));
83 return out;
84}
85
86static void debuggerResponseFromScriptValue(const QScriptValue &, QScriptDebuggerResponse &)
87{
88 Q_ASSERT(0);
89}
90
91static QScriptValue breakpointDataToScriptValue(QScriptEngine *eng, const QScriptBreakpointData &in)
92{
93 QScriptValue out = eng->newObject();
94 out.setProperty(QString::fromLatin1("scriptId"), QScriptValue(eng, qsreal(in.scriptId())));
95 out.setProperty(QString::fromLatin1("fileName"), QScriptValue(eng, in.fileName()));
96 out.setProperty(QString::fromLatin1("lineNumber"), QScriptValue(eng, in.lineNumber()));
97 out.setProperty(QString::fromLatin1("enabled"), QScriptValue(eng, in.isEnabled()));
98 out.setProperty(QString::fromLatin1("singleShot"), QScriptValue(eng, in.isSingleShot()));
99 out.setProperty(QString::fromLatin1("ignoreCount"), QScriptValue(eng, in.ignoreCount()));
100 out.setProperty(QString::fromLatin1("condition"), QScriptValue(eng, in.condition()));
101 return out;
102}
103
104static void breakpointDataFromScriptValue(const QScriptValue &in, QScriptBreakpointData &out)
105{
106 QScriptValue scriptId = in.property(QString::fromLatin1("scriptId"));
107 if (scriptId.isValid())
108 out.setScriptId((qint64)scriptId.toNumber());
109 out.setFileName(in.property(QString::fromLatin1("fileName")).toString());
110 out.setLineNumber(in.property(QString::fromLatin1("lineNumber")).toInt32());
111 QScriptValue enabled = in.property(QString::fromLatin1("enabled"));
112 if (enabled.isValid())
113 out.setEnabled(enabled.toBoolean());
114 QScriptValue singleShot = in.property(QString::fromLatin1("singleShot"));
115 if (singleShot.isValid())
116 out.setSingleShot(singleShot.toBoolean());
117 out.setIgnoreCount(in.property(QString::fromLatin1("ignoreCount")).toInt32());
118 out.setCondition(in.property(QString::fromLatin1("condition")).toString());
119}
120
121static QScriptValue breakpointMapToScriptValue(QScriptEngine *eng, const QScriptBreakpointMap &in)
122{
123 QScriptValue out = eng->newObject();
124 QScriptBreakpointMap::const_iterator it;
125 for (it = in.constBegin(); it != in.constEnd(); ++it) {
126 out.setProperty(QString::number(it.key()), qScriptValueFromValue(eng, it.value()));
127 }
128 return out;
129}
130
131static void breakpointMapFromScriptValue(const QScriptValue &, QScriptBreakpointMap &)
132{
133 Q_ASSERT(0);
134}
135
136static QScriptValue scriptDataToScriptValue(QScriptEngine *eng, const QScriptScriptData &in)
137{
138 QScriptValue out = eng->newObject();
139 out.setProperty(QString::fromLatin1("contents"), QScriptValue(eng, in.contents()));
140 out.setProperty(QString::fromLatin1("fileName"), QScriptValue(eng, in.fileName()));
141 out.setProperty(QString::fromLatin1("baseLineNumber"), QScriptValue(eng, in.baseLineNumber()));
142 return out;
143}
144
145static void scriptDataFromScriptValue(const QScriptValue &in, QScriptScriptData &out)
146{
147 QString contents = in.property(QString::fromLatin1("contents")).toString();
148 QString fileName = in.property(QString::fromLatin1("fileName")).toString();
149 int baseLineNumber = in.property(QString::fromLatin1("baseLineNumber")).toInt32();
150 QScriptScriptData tmp(contents, fileName, baseLineNumber);
151 out = tmp;
152}
153
154static QScriptValue scriptMapToScriptValue(QScriptEngine *eng, const QScriptScriptMap &in)
155{
156 QScriptValue out = eng->newObject();
157 QScriptScriptMap::const_iterator it;
158 for (it = in.constBegin(); it != in.constEnd(); ++it) {
159 out.setProperty(QString::number(it.key()), qScriptValueFromValue(eng, it.value()));
160 }
161 return out;
162}
163
164static void scriptMapFromScriptValue(const QScriptValue &, QScriptScriptMap &)
165{
166 Q_ASSERT(0);
167}
168
169static QScriptValue consoleCommandToScriptValue(
170 QScriptEngine *eng, QScriptDebuggerConsoleCommand* const &in)
171{
172 if (!in)
173 return eng->undefinedValue();
174 QScriptValue out = eng->newObject();
175 out.setProperty(QString::fromLatin1("name"), QScriptValue(eng, in->name()));
176 out.setProperty(QString::fromLatin1("group"), QScriptValue(eng, in->group()));
177 out.setProperty(QString::fromLatin1("shortDescription"), QScriptValue(eng, in->shortDescription()));
178 out.setProperty(QString::fromLatin1("longDescription"), QScriptValue(eng, in->longDescription()));
179 out.setProperty(QString::fromLatin1("aliases"), qScriptValueFromValue(eng, in->aliases()));
180 out.setProperty(QString::fromLatin1("seeAlso"), qScriptValueFromValue(eng, in->seeAlso()));
181 return out;
182}
183
184static void consoleCommandFromScriptValue(
185 const QScriptValue &, QScriptDebuggerConsoleCommand* &)
186{
187 Q_ASSERT(0);
188}
189
190static QScriptValue consoleCommandGroupDataToScriptValue(
191 QScriptEngine *eng, const QScriptDebuggerConsoleCommandGroupData &in)
192{
193 QScriptValue out = eng->newObject();
194 out.setProperty(QString::fromLatin1("longDescription"), QScriptValue(eng, in.longDescription()));
195 out.setProperty(QString::fromLatin1("shortDescription"), QScriptValue(eng, in.shortDescription()));
196 return out;
197}
198
199static void consoleCommandGroupDataFromScriptValue(
200 const QScriptValue &, QScriptDebuggerConsoleCommandGroupData &)
201{
202 Q_ASSERT(0);
203}
204
205static QScriptValue consoleCommandGroupMapToScriptValue(
206 QScriptEngine *eng, const QScriptDebuggerConsoleCommandGroupMap &in)
207{
208 QScriptValue out = eng->newObject();
209 QScriptDebuggerConsoleCommandGroupMap::const_iterator it;
210 for (it = in.constBegin(); it != in.constEnd(); ++it) {
211 out.setProperty(it.key(), qScriptValueFromValue(eng, it.value()));
212 }
213 return out;
214}
215
216static void consoleCommandGroupMapFromScriptValue(
217 const QScriptValue &, QScriptDebuggerConsoleCommandGroupMap &)
218{
219 Q_ASSERT(0);
220}
221
222static QScriptValue contextInfoToScriptValue(QScriptEngine *eng, const QScriptContextInfo &in)
223{
224 QScriptValue out = eng->newObject();
225 out.setProperty(QString::fromLatin1("scriptId"), QScriptValue(eng, qsreal(in.scriptId())));
226 out.setProperty(QString::fromLatin1("fileName"), QScriptValue(eng, in.fileName()));
227 out.setProperty(QString::fromLatin1("lineNumber"), QScriptValue(eng, in.lineNumber()));
228 out.setProperty(QString::fromLatin1("columnNumber"), QScriptValue(eng, in.columnNumber()));
229 out.setProperty(QString::fromLatin1("functionName"), QScriptValue(eng, in.functionName()));
230 return out;
231}
232
233static void contextInfoFromScriptValue(const QScriptValue &, QScriptContextInfo &)
234{
235 Q_ASSERT(0);
236}
237
238static QScriptValue debuggerScriptValuePropertyToScriptValue(QScriptEngine *eng, const QScriptDebuggerValueProperty &in)
239{
240 QScriptValue out = eng->newObject();
241 out.setProperty(QString::fromLatin1("name"), QScriptValue(eng, in.name()));
242 out.setProperty(QString::fromLatin1("value"), qScriptValueFromValue(eng, in.value()));
243 out.setProperty(QString::fromLatin1("valueAsString"), QScriptValue(eng, in.valueAsString()));
244 out.setProperty(QString::fromLatin1("flags"), QScriptValue(eng, static_cast<int>(in.flags())));
245 return out;
246}
247
248static void debuggerScriptValuePropertyFromScriptValue(const QScriptValue &in, QScriptDebuggerValueProperty &out)
249{
250 QString name = in.property(QString::fromLatin1("name")).toString();
251 QScriptDebuggerValue value = qscriptvalue_cast<QScriptDebuggerValue>(in.property(QString::fromLatin1("value")));
252 QString valueAsString = in.property(QString::fromLatin1("valueAsString")).toString();
253 int flags = in.property(QString::fromLatin1("flags")).toInt32();
254 QScriptDebuggerValueProperty tmp(name, value, valueAsString, QScriptValue::PropertyFlags(flags));
255 out = tmp;
256}
257
258/*!
259 \since 4.5
260 \class QScriptDebuggerScriptedConsoleCommand
261 \internal
262
263 \brief The QScriptDebuggerScriptedConsoleCommand class encapsulates a command defined in a script.
264*/
265
266class QScriptDebuggerScriptedConsoleCommandPrivate
267 : public QScriptDebuggerConsoleCommandPrivate
268{
269 Q_DECLARE_PUBLIC(QScriptDebuggerScriptedConsoleCommand)
270public:
271 QScriptDebuggerScriptedConsoleCommandPrivate();
272 ~QScriptDebuggerScriptedConsoleCommandPrivate();
273
274 QString name;
275 QString group;
276 QString shortDescription;
277 QString longDescription;
278 QStringList aliases;
279 QStringList seeAlso;
280 QStringList argumentTypes;
281 QStringList subCommands;
282 QScriptEngine *engine;
283 QScriptValue execFunction;
284 QScriptValue responseFunction;
285};
286
287QScriptDebuggerScriptedConsoleCommandPrivate::QScriptDebuggerScriptedConsoleCommandPrivate()
288{
289 engine = 0;
290}
291
292QScriptDebuggerScriptedConsoleCommandPrivate::~QScriptDebuggerScriptedConsoleCommandPrivate()
293{
294 delete engine;
295}
296
297QScriptDebuggerScriptedConsoleCommand::QScriptDebuggerScriptedConsoleCommand(
298 const QString &name, const QString &group,
299 const QString &shortDescription, const QString &longDescription,
300 const QStringList &aliases, const QStringList &seeAlso,
301 const QStringList &argumentTypes, const QStringList &subCommands,
302 const QScriptValue &execFunction, const QScriptValue &responseFunction)
303 : QScriptDebuggerConsoleCommand(*new QScriptDebuggerScriptedConsoleCommandPrivate)
304{
305 Q_D(QScriptDebuggerScriptedConsoleCommand);
306 d->name = name;
307 d->group = group;
308 d->shortDescription = shortDescription;
309 d->longDescription = longDescription;
310 d->aliases = aliases;
311 d->seeAlso = seeAlso;
312 d->argumentTypes = argumentTypes;
313 d->subCommands = subCommands;
314 d->execFunction = execFunction;
315 d->responseFunction = responseFunction;
316 d->engine = execFunction.engine();
317
318 qScriptRegisterMetaType<QScriptBreakpointData>(d->engine, breakpointDataToScriptValue, breakpointDataFromScriptValue);
319 qScriptRegisterMetaType<QScriptBreakpointMap>(d->engine, breakpointMapToScriptValue, breakpointMapFromScriptValue);
320 qScriptRegisterMetaType<QScriptScriptData>(d->engine, scriptDataToScriptValue, scriptDataFromScriptValue);
321 qScriptRegisterMetaType<QScriptScriptMap>(d->engine, scriptMapToScriptValue, scriptMapFromScriptValue);
322 qScriptRegisterMetaType<QScriptContextInfo>(d->engine, contextInfoToScriptValue, contextInfoFromScriptValue);
323 qScriptRegisterMetaType<QScriptDebuggerValueProperty>(d->engine, debuggerScriptValuePropertyToScriptValue, debuggerScriptValuePropertyFromScriptValue);
324 qScriptRegisterSequenceMetaType<QScriptDebuggerValuePropertyList>(d->engine);
325 qScriptRegisterMetaType<QScriptDebuggerResponse>(d->engine, debuggerResponseToScriptValue, debuggerResponseFromScriptValue);
326 qScriptRegisterMetaType<QScriptDebuggerConsoleCommand*>(d->engine, consoleCommandToScriptValue, consoleCommandFromScriptValue);
327 qScriptRegisterSequenceMetaType<QScriptDebuggerConsoleCommandList>(d->engine);
328 qScriptRegisterMetaType<QScriptDebuggerConsoleCommandGroupData>(d->engine, consoleCommandGroupDataToScriptValue, consoleCommandGroupDataFromScriptValue);
329 qScriptRegisterMetaType<QScriptDebuggerConsoleCommandGroupMap>(d->engine, consoleCommandGroupMapToScriptValue, consoleCommandGroupMapFromScriptValue);
330// ### can't do this, if it's an object ID the conversion will be incorrect since
331// ### the object ID refers to an object in a different engine!
332// qScriptRegisterMetaType(d->engine, debuggerScriptValueToScriptValue, debuggerScriptValueFromScriptValue);
333}
334
335QScriptDebuggerScriptedConsoleCommand::~QScriptDebuggerScriptedConsoleCommand()
336{
337}
338
339class QScriptDebuggerScriptedConsoleCommandJobPrivate;
340class QScriptDebuggerScriptedConsoleCommandJob
341 : public QScriptDebuggerConsoleCommandJob,
342 public QScriptDebuggerCommandSchedulerInterface
343{
344public:
345 QScriptDebuggerScriptedConsoleCommandJob(
346 QScriptDebuggerScriptedConsoleCommandPrivate *command,
347 const QStringList &arguments,
348 QScriptDebuggerConsole *console,
349 QScriptMessageHandlerInterface *messageHandler,
350 QScriptDebuggerCommandSchedulerInterface *commandScheduler);
351 ~QScriptDebuggerScriptedConsoleCommandJob();
352
353 int scheduleCommand(
354 const QScriptDebuggerCommand &command,
355 QScriptDebuggerResponseHandlerInterface *responseHandler);
356
357 void start();
358 void handleResponse(const QScriptDebuggerResponse &response,
359 int commandId);
360
361private:
362 Q_DECLARE_PRIVATE(QScriptDebuggerScriptedConsoleCommandJob)
363 Q_DISABLE_COPY(QScriptDebuggerScriptedConsoleCommandJob)
364};
365
366class QScriptDebuggerScriptedConsoleCommandJobPrivate
367 : public QScriptDebuggerConsoleCommandJobPrivate
368{
369public:
370 QScriptDebuggerScriptedConsoleCommandJobPrivate() : command(0), commandCount(0) {}
371 ~QScriptDebuggerScriptedConsoleCommandJobPrivate() {}
372
373 QScriptDebuggerScriptedConsoleCommandPrivate *command;
374 QStringList arguments;
375 int commandCount;
376};
377
378QScriptDebuggerScriptedConsoleCommandJob::QScriptDebuggerScriptedConsoleCommandJob(
379 QScriptDebuggerScriptedConsoleCommandPrivate *command,
380 const QStringList &arguments,
381 QScriptDebuggerConsole *console,
382 QScriptMessageHandlerInterface *messageHandler,
383 QScriptDebuggerCommandSchedulerInterface *commandScheduler)
384 : QScriptDebuggerConsoleCommandJob(*new QScriptDebuggerScriptedConsoleCommandJobPrivate,
385 console, messageHandler, commandScheduler)
386{
387 Q_D(QScriptDebuggerScriptedConsoleCommandJob);
388 d->command = command;
389 d->arguments = arguments;
390}
391
392QScriptDebuggerScriptedConsoleCommandJob::~QScriptDebuggerScriptedConsoleCommandJob()
393{
394}
395
396int QScriptDebuggerScriptedConsoleCommandJob::scheduleCommand(
397 const QScriptDebuggerCommand &command,
398 QScriptDebuggerResponseHandlerInterface *responseHandler)
399{
400 Q_D(QScriptDebuggerScriptedConsoleCommandJob);
401 ++d->commandCount;
402 return commandScheduler()->scheduleCommand(command, responseHandler);
403}
404
405void QScriptDebuggerScriptedConsoleCommandJob::start()
406{
407 Q_D(QScriptDebuggerScriptedConsoleCommandJob);
408 QScriptEngine *engine = d->command->engine;
409 QScriptValueList args;
410 for (int i = 0; i < d->arguments.size(); ++i)
411 args.append(QScriptValue(engine, d->arguments.at(i)));
412 QScriptDebuggerConsoleGlobalObject *global;
413 global = qobject_cast<QScriptDebuggerConsoleGlobalObject*>(engine->globalObject().toQObject());
414 Q_ASSERT(global != 0);
415 global->setScheduler(this);
416 global->setResponseHandler(this);
417 global->setMessageHandler(d->messageHandler);
418 global->setConsole(d->console);
419 d->commandCount = 0;
420 QScriptValue ret = d->command->execFunction.call(QScriptValue(), args);
421 global->setScheduler(0);
422 global->setResponseHandler(0);
423 global->setMessageHandler(0);
424 global->setConsole(0);
425 if (ret.isError()) {
426 qWarning("*** internal error: %s", qPrintable(ret.toString()));
427 }
428 if (d->commandCount == 0)
429 finish();
430}
431
432void QScriptDebuggerScriptedConsoleCommandJob::handleResponse(
433 const QScriptDebuggerResponse &response,
434 int commandId)
435{
436 Q_D(QScriptDebuggerScriptedConsoleCommandJob);
437 // ### generalize
438 QScriptEngine *engine = d->command->engine;
439 QScriptValueList args;
440 args.append(qScriptValueFromValue(engine, response));
441 args.append(QScriptValue(engine, commandId));
442 QScriptDebuggerConsoleGlobalObject *global;
443 global = qobject_cast<QScriptDebuggerConsoleGlobalObject*>(engine->globalObject().toQObject());
444 Q_ASSERT(global != 0);
445 global->setScheduler(this);
446 global->setResponseHandler(this);
447 global->setMessageHandler(d->messageHandler);
448 global->setConsole(d->console);
449 d->commandCount = 0;
450 QScriptValue ret = d->command->responseFunction.call(QScriptValue(), args);
451 global->setScheduler(0);
452 global->setResponseHandler(0);
453 global->setMessageHandler(0);
454 global->setConsole(0);
455 if (ret.isError()) {
456 qWarning("*** internal error: %s", qPrintable(ret.toString()));
457 }
458 if (d->commandCount == 0)
459 finish();
460}
461
462/*!
463 \internal
464*/
465QString QScriptDebuggerScriptedConsoleCommand::name() const
466{
467 Q_D(const QScriptDebuggerScriptedConsoleCommand);
468 return d->name;
469}
470
471/*!
472 \internal
473*/
474QString QScriptDebuggerScriptedConsoleCommand::group() const
475{
476 Q_D(const QScriptDebuggerScriptedConsoleCommand);
477 return d->group;
478}
479
480/*!
481 \internal
482*/
483QString QScriptDebuggerScriptedConsoleCommand::shortDescription() const
484{
485 Q_D(const QScriptDebuggerScriptedConsoleCommand);
486 return d->shortDescription;
487}
488
489/*!
490 \internal
491*/
492QString QScriptDebuggerScriptedConsoleCommand::longDescription() const
493{
494 Q_D(const QScriptDebuggerScriptedConsoleCommand);
495 return d->longDescription;
496}
497
498/*!
499 \internal
500*/
501QStringList QScriptDebuggerScriptedConsoleCommand::aliases() const
502{
503 Q_D(const QScriptDebuggerScriptedConsoleCommand);
504 return d->aliases;
505}
506
507/*!
508 \internal
509*/
510QStringList QScriptDebuggerScriptedConsoleCommand::seeAlso() const
511{
512 Q_D(const QScriptDebuggerScriptedConsoleCommand);
513 return d->seeAlso;
514}
515
516/*!
517 \internal
518*/
519QStringList QScriptDebuggerScriptedConsoleCommand::argumentTypes() const
520{
521 Q_D(const QScriptDebuggerScriptedConsoleCommand);
522 return d->argumentTypes;
523}
524
525/*!
526 \internal
527*/
528QStringList QScriptDebuggerScriptedConsoleCommand::subCommands() const
529{
530 Q_D(const QScriptDebuggerScriptedConsoleCommand);
531 return d->subCommands;
532}
533
534/*!
535 \internal
536*/
537QScriptDebuggerConsoleCommandJob *QScriptDebuggerScriptedConsoleCommand::createJob(
538 const QStringList &arguments,
539 QScriptDebuggerConsole *console,
540 QScriptMessageHandlerInterface *messageHandler,
541 QScriptDebuggerCommandSchedulerInterface *commandScheduler)
542{
543 Q_D(QScriptDebuggerScriptedConsoleCommand);
544 return new QScriptDebuggerScriptedConsoleCommandJob(
545 d, arguments, console, messageHandler, commandScheduler);
546}
547
548/*!
549 Parses a command defined by the given \a program.
550 Returns an object that encapsulates the command, or 0 if parsing failed.
551*/
552QScriptDebuggerScriptedConsoleCommand *QScriptDebuggerScriptedConsoleCommand::parse(
553 const QString &program, const QString &fileName,
554 QScriptMessageHandlerInterface *messageHandler)
555{
556 QScriptEngine *engine = new QScriptEngine();
557 // create a custom global object
558 QScriptDebuggerConsoleGlobalObject *cppGlobal = new QScriptDebuggerConsoleGlobalObject();
559 QScriptValue global = engine->newQObject(cppGlobal,
560 QScriptEngine::ScriptOwnership,
561 QScriptEngine::ExcludeSuperClassContents);
562 {
563 QScriptValueIterator it(engine->globalObject());
564 while (it.hasNext()) {
565 it.next();
566 global.setProperty(it.scriptName(), it.value(), it.flags());
567 }
568 }
569 engine->setGlobalObject(global);
570
571 cppGlobal->setMessageHandler(messageHandler);
572 QScriptValue ret = engine->evaluate(program, fileName);
573 cppGlobal->setMessageHandler(0);
574 if (engine->hasUncaughtException()) {
575 messageHandler->message(QtCriticalMsg, ret.toString(), fileName,
576 engine->uncaughtExceptionLineNumber());
577 delete engine;
578 return 0;
579 }
580
581 QScriptValue name = global.property(QLatin1String("name"));
582 if (!name.isString()) {
583 messageHandler->message(QtCriticalMsg, QLatin1String("command definition lacks a name"), fileName);
584 delete engine;
585 return 0;
586 }
587 QString nameStr = name.toString();
588
589 QScriptValue group = global.property(QLatin1String("group"));
590 if (!group.isString()) {
591 messageHandler->message(QtCriticalMsg, QString::fromLatin1("definition of command \"%0\" lacks a group name")
592 .arg(nameStr), fileName);
593 delete engine;
594 return 0;
595 }
596 QString groupStr = group.toString();
597
598 QScriptValue shortDesc = global.property(QLatin1String("shortDescription"));
599 if (!shortDesc.isString()) {
600 messageHandler->message(QtCriticalMsg, QString::fromLatin1("definition of command \"%0\" lacks shortDescription")
601 .arg(nameStr), fileName);
602 delete engine;
603 return 0;
604 }
605 QString shortDescStr = shortDesc.toString();
606
607 QScriptValue longDesc = global.property(QLatin1String("longDescription"));
608 if (!longDesc.isString()) {
609 messageHandler->message(QtCriticalMsg, QString::fromLatin1("definition of command \"%0\" lacks longDescription")
610 .arg(nameStr), fileName);
611 delete engine;
612 return 0;
613 }
614 QString longDescStr = longDesc.toString();
615
616 QStringList aliases;
617 qScriptValueToSequence(global.property(QLatin1String("aliases")), aliases);
618
619 QStringList seeAlso;
620 qScriptValueToSequence(global.property(QLatin1String("seeAlso")), seeAlso);
621
622 QStringList argTypes;
623 qScriptValueToSequence(global.property(QLatin1String("argumentTypes")), argTypes);
624
625 QStringList subCommands;
626 qScriptValueToSequence(global.property(QLatin1String("subCommands")), subCommands);
627
628 QScriptValue execFunction = global.property(QLatin1String("execute"));
629 if (!execFunction.isFunction()) {
630 messageHandler->message(QtCriticalMsg, QString::fromLatin1("definition of command \"%0\" lacks execute() function")
631 .arg(nameStr), fileName);
632 delete engine;
633 return 0;
634 }
635
636 QScriptValue responseFunction = global.property(QLatin1String("handleResponse"));
637
638 QScriptDebuggerScriptedConsoleCommand *result = new QScriptDebuggerScriptedConsoleCommand(
639 nameStr, groupStr,
640 shortDescStr, longDescStr,
641 aliases, seeAlso,
642 argTypes, subCommands,
643 execFunction, responseFunction);
644 return result;
645}
646
647QT_END_NAMESPACE
Note: See TracBrowser for help on using the repository browser.