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QmlJsDebugger: Handle breakpoints in qrc:// resources more gracefully

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Reviewed-by: Christiaan Janssen
This commit is contained in:
Kai Koehne
2011-02-25 11:57:34 +01:00
parent 844c34513d
commit 20189574f6
3 changed files with 103 additions and 85 deletions
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153
src/plugins/debugger/qml/qmlengine.cpp
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@@ -57,6 +57,7 @@
#include <utils/environment.h>
#include <utils/abstractprocess.h>
#include <utils/qtcassert.h>
#include <utils/fileinprojectfinder.h>
#include <coreplugin/icore.h>
#include <coreplugin/helpmanager.h>
@@ -93,31 +94,49 @@ namespace Internal {
struct JSAgentBreakpointData
{
QByteArray functionName;
QByteArray fileName;
QByteArray fileUrl;
qint32 lineNumber;
};
struct JSAgentStackData
{
QByteArray functionName;
QByteArray fileUrl;
qint32 lineNumber;
};
uint qHash(const JSAgentBreakpointData &b)
{
return b.lineNumber ^ qHash(b.fileName);
return b.lineNumber ^ qHash(b.fileUrl);
}
QDataStream &operator<<(QDataStream &s, const JSAgentBreakpointData &data)
{
return s << data.functionName << data.fileName << data.lineNumber;
return s << data.functionName << data.fileUrl << data.lineNumber;
}
QDataStream &operator<<(QDataStream &s, const JSAgentStackData &data)
{
return s << data.functionName << data.fileUrl << data.lineNumber;
}
QDataStream &operator>>(QDataStream &s, JSAgentBreakpointData &data)
{
return s >> data.functionName >> data.fileName >> data.lineNumber;
return s >> data.functionName >> data.fileUrl >> data.lineNumber;
}
QDataStream &operator>>(QDataStream &s, JSAgentStackData &data)
{
return s >> data.functionName >> data.fileUrl >> data.lineNumber;
}
bool operator==(const JSAgentBreakpointData &b1, const JSAgentBreakpointData &b2)
{
return b1.lineNumber == b2.lineNumber && b1.fileName == b2.fileName;
return b1.lineNumber == b2.lineNumber && b1.fileUrl == b2.fileUrl;
}
typedef QSet<JSAgentBreakpointData> JSAgentBreakpoints;
typedef QList<JSAgentStackData> JSAgentStackFrames;
static QDataStream &operator>>(QDataStream &s, WatchData &data)
@@ -136,19 +155,6 @@ static QDataStream &operator>>(QDataStream &s, WatchData &data)
return s;
}
static QDataStream &operator>>(QDataStream &s, StackFrame &frame)
{
frame = StackFrame();
QByteArray function;
QByteArray file;
s >> function >> file >> frame.line;
frame.function = QString::fromUtf8(function);
frame.file = QString::fromUtf8(file);
frame.usable = QFileInfo(frame.file).isReadable();
return s;
}
class QmlEnginePrivate
{
public:
@@ -159,6 +165,7 @@ private:
int m_ping;
QmlAdapter m_adapter;
ApplicationLauncher m_applicationLauncher;
Utils::FileInProjectFinder fileFinder;
};
QmlEnginePrivate::QmlEnginePrivate(QmlEngine *q)
@@ -183,14 +190,6 @@ QmlEngine::QmlEngine(const DebuggerStartParameters &startParameters,
QmlEngine::~QmlEngine()
{}
void QmlEngine::gotoLocation(const Location &loc0)
{
Location loc = loc0;
if (isShadowBuildProject())
loc.setFileName(fromShadowBuildFilename(loc0.fileName()));
DebuggerEngine::gotoLocation(loc);
}
void QmlEngine::setupInferior()
{
QTC_ASSERT(state() == InferiorSetupRequested, qDebug() << state());
@@ -576,18 +575,8 @@ void QmlEngine::attemptBreakpointSynchronization()
if (handler->state(id) == BreakpointInsertRequested) {
handler->notifyBreakpointInsertProceeding(id);
}
QString processedFilename = handler->fileName(id);
#ifdef Q_OS_MACX
// Qt Quick Applications by default copy the qml directory
// to buildDir()/X.app/Contents/Resources
const QString applicationBundleDir
= QFileInfo(startParameters().executable).absolutePath() + "/../..";
processedFilename = mangleFilenamePaths(handler->fileName(id), startParameters().projectDir, applicationBundleDir + "/Contents/Resources");
#endif
if (isShadowBuildProject())
processedFilename = toShadowBuildFilename(processedFilename);
JSAgentBreakpointData bp;
bp.fileName = processedFilename.toUtf8();
bp.fileUrl = QUrl::fromLocalFile(handler->fileName(id)).toString().toUtf8();
bp.lineNumber = handler->lineNumber(id);
bp.functionName = handler->functionName(id).toUtf8();
breakpoints.insert(bp);
@@ -606,7 +595,7 @@ void QmlEngine::attemptBreakpointSynchronization()
QStringList breakPointsStr;
foreach (const JSAgentBreakpointData &bp, breakpoints) {
breakPointsStr << QString("('%1' '%2' %3)").arg(QString(bp.functionName),
QString(bp.fileName), QString::number(bp.lineNumber));
QString(bp.fileUrl), QString::number(bp.lineNumber));
}
logMessage(LogSend, QString("%1 [%2]").arg(QString(cmd), breakPointsStr.join(", ")));
@@ -754,6 +743,38 @@ unsigned QmlEngine::debuggerCapabilities() const
| AddWatcherCapability;*/
}
QString QmlEngine::toFileInProject(const QString &fileUrl)
{
if (fileUrl.isEmpty())
return fileUrl;
const QString path = QUrl(fileUrl).path();
// Try to find shadow-build file in source dir first
if (!QUrl(fileUrl).toLocalFile().isEmpty()
&& isShadowBuildProject()) {
const QString sourcePath = fromShadowBuildFilename(path);
if (QFileInfo(sourcePath).exists())
return sourcePath;
}
// Try whether file is absolute & exists
if (QFileInfo(path).isAbsolute()
&& QFileInfo(path).exists()) {
return path;
}
if (d->fileFinder.projectDirectory().isEmpty())
d->fileFinder.setProjectDirectory(startParameters().projectDir);
// Try to find file with biggest common path in source directory
bool fileFound = false;
QString fileInProject = d->fileFinder.findFile(path, &fileFound);
if (fileFound)
return fileInProject;
return fileUrl;
}
void QmlEngine::messageReceived(const QByteArray &message)
{
QByteArray rwData = message;
@@ -769,7 +790,7 @@ void QmlEngine::messageReceived(const QByteArray &message)
QString logString = QString::fromLatin1(command);
StackFrames stackFrames;
JSAgentStackFrames stackFrames;
QList<WatchData> watches;
QList<WatchData> locals;
stream >> stackFrames >> watches >> locals;
@@ -777,12 +798,20 @@ void QmlEngine::messageReceived(const QByteArray &message)
logString += QString::fromLatin1(" (%1 stack frames) (%2 watches) (%3 locals)").
arg(stackFrames.size()).arg(watches.size()).arg(locals.size());
for (int i = 0; i != stackFrames.size(); ++i)
stackFrames[i].level = i + 1;
StackFrames ideStackFrames;
for (int i = 0; i != stackFrames.size(); ++i) {
StackFrame frame;
frame.line = stackFrames.at(i).lineNumber;
frame.function = stackFrames.at(i).functionName;
frame.file = toFileInProject(stackFrames.at(i).fileUrl);
frame.usable = QFileInfo(frame.file).isReadable();
frame.level = i + 1;
ideStackFrames << frame;
}
if (stackFrames.size() && stackFrames.back().function == "<global>")
stackFrames.takeLast();
stackHandler()->setFrames(stackFrames);
if (ideStackFrames.size() && ideStackFrames.back().function == "<global>")
ideStackFrames.takeLast();
stackHandler()->setFrames(ideStackFrames);
watchHandler()->beginCycle();
bool needPing = false;
@@ -807,10 +836,11 @@ void QmlEngine::messageReceived(const QByteArray &message)
}
}
if (needPing)
if (needPing) {
sendPing();
else
} else {
watchHandler()->endCycle();
}
bool becauseOfException;
stream >> becauseOfException;
@@ -829,7 +859,7 @@ void QmlEngine::messageReceived(const QByteArray &message)
? tr("<p>An uncaught exception occurred:</p><p>%1</p>")
.arg(Qt::escape(error))
: tr("<p>An uncaught exception occurred in <i>%1</i>:</p><p>%2</p>")
.arg(stackFrames.value(0).file, Qt::escape(error));
.arg(stackFrames.value(0).fileUrl, Qt::escape(error));
showMessageBox(QMessageBox::Information, tr("Uncaught Exception"), msg);
} else {
//
@@ -839,14 +869,10 @@ void QmlEngine::messageReceived(const QByteArray &message)
QString function;
int line = -1;
if (!stackFrames.isEmpty()) {
file = stackFrames.at(0).file;
line = stackFrames.at(0).line;
function = stackFrames.at(0).function;
if (isShadowBuildProject()) {
file = fromShadowBuildFilename(file);
}
if (!ideStackFrames.isEmpty()) {
file = ideStackFrames.at(0).file;
line = ideStackFrames.at(0).line;
function = ideStackFrames.at(0).function;
}
BreakHandler *handler = breakHandler();
@@ -865,8 +891,8 @@ void QmlEngine::messageReceived(const QByteArray &message)
logMessage(LogReceive, logString);
}
if (!stackFrames.isEmpty())
gotoLocation(stackFrames.value(0));
if (!ideStackFrames.isEmpty())
gotoLocation(ideStackFrames.value(0));
} else if (command == "RESULT") {
WatchData data;
@@ -977,19 +1003,6 @@ QString QmlEngine::qmlImportPath() const
return startParameters().environment.value("QML_IMPORT_PATH");
}
QString QmlEngine::toShadowBuildFilename(const QString &filename) const
{
QString newFilename = filename;
QString importPath = qmlImportPath();
newFilename = mangleFilenamePaths(filename, startParameters().projectDir, startParameters().projectBuildDir);
if (newFilename == filename && !importPath.isEmpty()) {
newFilename = mangleFilenamePaths(filename, startParameters().projectDir, importPath);
}
return newFilename;
}
QString QmlEngine::mangleFilenamePaths(const QString &filename,
const QString &oldBasePath, const QString &newBasePath) const
{