QV4Debugger Class Reference

#include <qv4debugger.h>

Inheritance diagram for QV4Debugger:

Collaboration diagram for QV4Debugger:

Classes
struct	BreakPoint
struct	ExecutionState

Public Types
enum	State { Running , Paused }
enum	Speed {   FullThrottle = 0 , StepOut , StepOver , StepIn ,   NotStepping = FullThrottle }
enum	PauseReason { PauseRequest , BreakPointHit , Throwing , Step }

Signals
void	debuggerPaused (QV4Debugger *self, QV4Debugger::PauseReason reason)
void	scheduleJob ()

Public Member Functions
	QV4Debugger (QV4::ExecutionEngine *engine)
QV4::ExecutionEngine *	engine () const
const QV4DataCollector *	collector () const
QV4DataCollector *	collector ()
void	pause ()
void	resume (Speed speed)
State	state () const
void	addBreakPoint (const QString &fileName, int lineNumber, const QString &condition=QString())
void	removeBreakPoint (const QString &fileName, int lineNumber)
void	setBreakOnThrow (bool onoff)
void	clearPauseRequest ()
ExecutionState	currentExecutionState () const
QVector< QV4::StackFrame >	stackTrace (int frameLimit=-1) const
QVector< QV4::Heap::ExecutionContext::ContextType >	getScopeTypes (int frame=0) const
QV4::Function *	getFunction () const
void	runInEngine (QV4DebugJob *job)
void	maybeBreakAtInstruction () override
void	enteringFunction () override
void	leavingFunction (const QV4::ReturnedValue &retVal) override
void	aboutToThrow () override
bool	pauseAtNextOpportunity () const override
Public Member Functions inherited from QV4::Debugging::Debugger
bool	pauseAtNextOpportunity () const
void	maybeBreakAtInstruction ()
void	enteringFunction ()
void	leavingFunction (const ReturnedValue &)
void	aboutToThrow ()

Detailed Description

Definition at line 31 of file qv4debugger.h.

Member Enumeration Documentation

PauseReason

enum QV4Debugger::PauseReason

Enumerator
PauseRequest
BreakPointHit
Throwing
Step

Definition at line 55 of file qv4debugger.h.

Speed

enum QV4Debugger::Speed

Enumerator
FullThrottle
StepOut
StepOver
StepIn
NotStepping

Definition at line 46 of file qv4debugger.h.

State

enum QV4Debugger::State

Enumerator
Running
Paused

Definition at line 41 of file qv4debugger.h.

Constructor & Destructor Documentation

QV4Debugger()

QV4Debugger::QV4Debugger

(

QV4::ExecutionEngine *

engine

)

Definition at line 30 of file qv4debugger.cpp.

References connect(), Q_UNUSED, Qt::QueuedConnection, and scheduleJob().

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Member Function Documentation

aboutToThrow()

void QV4Debugger::aboutToThrow ( )

override

Definition at line 203 of file qv4debugger.cpp.

References Throwing.

addBreakPoint()

void QV4Debugger::addBreakPoint	(	const QString &	fileName,
		int	lineNumber,
		const QString &	condition = QString()
	)

Definition at line 92 of file qv4debugger.cpp.

References fileName.

clearPauseRequest()

void QV4Debugger::clearPauseRequest

(

)

Definition at line 115 of file qv4debugger.cpp.

collector() [1/2]

QV4DataCollector * QV4Debugger::collector

(

)

Definition at line 60 of file qv4debugger.cpp.

collector() [2/2]

const QV4DataCollector * QV4Debugger::collector

(

)

const

Definition at line 55 of file qv4debugger.cpp.

currentExecutionState()

QV4Debugger::ExecutionState QV4Debugger::currentExecutionState

(

)

const

Definition at line 121 of file qv4debugger.cpp.

References QV4::EngineBase::currentStackFrame, engine(), QUrl::fileName(), getFunction(), QV4::CppStackFrame::lineNumber(), and state().

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debuggerPaused

void QV4Debugger::debuggerPaused ( QV4Debugger *  self, QV4Debugger::PauseReason  reason  )

signal

Referenced by QV4DebuggerAgent::addDebugger(), and QV4DebuggerAgent::removeDebugger().

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engine()

QV4::ExecutionEngine * QV4Debugger::engine

(

)

const

Definition at line 50 of file qv4debugger.cpp.

Referenced by currentExecutionState(), and maybeBreakAtInstruction().

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enteringFunction()

void QV4Debugger::enteringFunction ( )

override

Definition at line 178 of file qv4debugger.cpp.

References QV4::EngineBase::currentStackFrame, and StepIn.

getFunction()

QV4::Function * QV4Debugger::getFunction

(

)

const

Definition at line 215 of file qv4debugger.cpp.

References QV4::EngineBase::currentStackFrame, QV4::ExecutionEngine::globalCode, and QV4::CppStackFrame::v4Function.

Referenced by currentExecutionState(), and maybeBreakAtInstruction().

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getScopeTypes()

QVector< QV4::Heap::ExecutionContext::ContextType > QV4Debugger::getScopeTypes

(

int

frame = 0

)

const

leavingFunction()

void QV4Debugger::leavingFunction ( const QV4::ReturnedValue &  retVal )

override

Definition at line 188 of file qv4debugger.cpp.

References QV4::EngineBase::currentStackFrame, NotStepping, QV4::CppStackFrame::parentFrame(), Q_UNUSED, QV4::PersistentValue::set(), and StepOver.

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maybeBreakAtInstruction()

void QV4Debugger::maybeBreakAtInstruction ( )

override

Definition at line 139 of file qv4debugger.cpp.

References BreakPointHit, QV4::EngineBase::currentStackFrame, engine(), getFunction(), QV4::CppStackFrame::lineNumber(), NotStepping, PauseRequest, Q_FALLTHROUGH, QV4DebugJob::run(), Step, StepIn, StepOut, and StepOver.

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pause()

void QV4Debugger::pause

(

)

Definition at line 65 of file qv4debugger.cpp.

References Paused.

pauseAtNextOpportunity()

bool QV4Debugger::pauseAtNextOpportunity ( ) const

override

Definition at line 130 of file qv4debugger.cpp.

References StepOver.

removeBreakPoint()

void QV4Debugger::removeBreakPoint	(	const QString &	fileName,
		int	lineNumber
	)

Definition at line 100 of file qv4debugger.cpp.

References fileName.

resume()

void QV4Debugger::resume

(

Speed

speed

)

Definition at line 73 of file qv4debugger.cpp.

References QV4::EngineBase::currentStackFrame, QV4::PersistentValue::isUndefined(), Paused, QV4::PersistentValue::set(), QV4::Encode::undefined(), and QWaitCondition::wakeAll().

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runInEngine()

void QV4Debugger::runInEngine

(

QV4DebugJob *

job

)

Definition at line 271 of file qv4debugger.cpp.

scheduleJob

void QV4Debugger::scheduleJob ( )

signal

Referenced by QV4Debugger().

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setBreakOnThrow()

void QV4Debugger::setBreakOnThrow

(

bool

onoff

)

Definition at line 108 of file qv4debugger.cpp.

stackTrace()

QVector< QV4::StackFrame > QV4Debugger::stackTrace

(

int

frameLimit = -1

)

const

Definition at line 134 of file qv4debugger.cpp.

References QV4::ExecutionEngine::stackTrace().

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state()

QV4Debugger::State QV4Debugger::state

(

)

const

Definition at line 87 of file qv4debugger.cpp.

Referenced by currentExecutionState().

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---

The documentation for this class was generated from the following files:

• qtdeclarative/src/plugins/qmltooling/qmldbg_debugger/qv4debugger.h
• qtdeclarative/src/plugins/qmltooling/qmldbg_debugger/qv4debugger.cpp