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QmlV8DebuggerClient: Locals Window

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Show locals that are visible in current scope.

Change-Id: I3f661052485b0ed14b1f1a674d3421188cd495f9
Reviewed-by: Kai Koehne <kai.koehne@nokia.com>
This commit is contained in:
Aurindam Jana
2011-10-31 14:17:01 +01:00
parent b59d40e36a
commit b8af7f2ad8
2 changed files with 114 additions and 14 deletions
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125
src/plugins/debugger/qml/qmlv8debuggerclient.cpp
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@@ -46,6 +46,7 @@
#include <QtGui/QTextBlock>
#include <QtCore/QVariant>
#include <QtCore/QStack>
#include <QtCore/QFileInfo>
#include <QtGui/QTextDocument>
#include <QtScript/QScriptEngine>
@@ -136,6 +137,9 @@ public:
QmlV8DebuggerClient::V8DebuggerStates state;
int currentFrameIndex;
bool updateCurrentStackFrameIndex;
QStack<int> currentFrameScopes;
QVariant refsVal;
QList<WatchData> localDataList;
private:
QScriptEngine m_scriptEngine;
};
@@ -1158,6 +1162,12 @@ void QmlV8DebuggerClient::messageReceived(const QByteArray &data)
}
} else if (debugCommand == _(SCOPE)) {
if (success) {
const QVariant body = resp.value(_(BODY)).toMap().value(_("object"));
const QVariant refs = resp.value(_(REFS));
updateScope(body, refs);
}
} else if (debugCommand == _(SCOPES)) {
} else if (debugCommand == _(SOURCE)) {
} else if (debugCommand == _(SCRIPTS)) {
@@ -1228,25 +1238,41 @@ void QmlV8DebuggerClient::updateStack(const QVariant &bodyVal, const QVariant &r
// "success" : true
// }
StackFrames stackFrames;
const QVariantMap body = bodyVal.toMap();
const QVariantList frames = body.value(_("frames")).toList();
d->engine->watchHandler()->beginCycle();
foreach (const QVariant &frame, frames) {
stackFrames << createStackFrame(frame, refsVal);
}
d->engine->watchHandler()->endCycle();
d->currentFrameIndex = body.value(_("fromFrame")).toInt();
if (!d->currentFrameIndex ) {
StackFrames stackFrames;
foreach (const QVariant &frame, frames) {
stackFrames << createStackFrame(frame, refsVal);
}
d->engine->stackHandler()->setFrames(stackFrames);
}
if (d->updateCurrentStackFrameIndex) {
d->engine->stackHandler()->setCurrentIndex(d->currentFrameIndex);
d->engine->gotoLocation(stackFrames.value(d->currentFrameIndex));
StackHandler *stackHandler = d->engine->stackHandler();
stackHandler->setCurrentIndex(d->currentFrameIndex);
d->engine->gotoLocation(stackHandler->currentFrame());
//Update all Locals visible in current scope
//Traverse the scope chain and store the local properties
//in a list and show them in the Locals Window.
const QVariantMap currentFrame = frames.value(0).toMap();
const QVariantList currentFrameScopes = currentFrame.value(_("scopes")).toList();
d->localDataList.clear();
d->currentFrameScopes.clear();
d->refsVal = refsVal;
foreach (const QVariant &scope, currentFrameScopes) {
d->currentFrameScopes.push(scope.toMap().value(_("index")).toInt());
}
if (!d->currentFrameScopes.isEmpty()) {
QTC_CHECK(d->state == QmlV8DebuggerClient::WaitingForRequestState);
d->scope(d->currentFrameScopes.pop(), d->currentFrameIndex);
} else {
updateLocalsAndWatchers();
}
}
d->updateCurrentStackFrameIndex = true;
@@ -1312,8 +1338,6 @@ StackFrame QmlV8DebuggerClient::createStackFrame(const QVariant &bodyVal, const
stackFrame.line = body.value(_("line")).toInt() + 1;
const QVariant locals = body.value(_("locals"));
updateLocals(locals, refsVal);
return stackFrame;
}
@@ -1332,7 +1356,7 @@ void QmlV8DebuggerClient::updateLocals(const QVariant &localsVal, const QVariant
continue;
data.name = data.exp;
data.iname = "local." + data.exp;
data.iname = QByteArray("local.") + data.exp;
localData = valueFromRef(localData.value(_(VALUE)).toMap()
.value(_(REF)).toInt(), refsVal).toMap();
@@ -1351,6 +1375,72 @@ void QmlV8DebuggerClient::updateLocals(const QVariant &localsVal, const QVariant
}
void QmlV8DebuggerClient::updateScope(const QVariant &bodyVal, const QVariant &refsVal)
{
// { "seq" : <number>,
// "type" : "response",
// "request_seq" : <number>,
// "command" : "scope",
// "body" : { "index" : <index of this scope in the scope chain. Index 0 is the top scope
// and the global scope will always have the highest index for a
// frame>,
// "frameIndex" : <index of the frame>,
// "type" : <type of the scope:
// 0: Global
// 1: Local
// 2: With
// 3: Closure
// 4: Catch >,
// "object" : <the scope object defining the content of the scope.
// For local and closure scopes this is transient objects,
// which has a negative handle value>
// }
// "running" : <is the VM running after sending this response>
// "success" : true
// }
QVariantMap bodyMap = bodyVal.toMap();
if (bodyMap.contains(_(REF))) {
bodyMap = valueFromRef(bodyMap.value(_(REF)).toInt(),
refsVal).toMap();
}
const QVariantList properties = bodyMap.value(_("properties")).toList();
foreach (const QVariant &property, properties) {
QVariantMap localData = property.toMap();
//Do Not show global types (0)
//Showing global properties increases clutter.
if (!localData.value(_("propertyType")).toInt())
continue;
WatchData data;
data.exp = localData.value(_(NAME)).toByteArray();
//Check for v8 specific local data
if (data.exp.startsWith(".") || data.exp.isEmpty())
continue;
data.name = data.exp;
data.iname = QByteArray("local.") + data.exp;
localData = valueFromRef(localData.value(_(REF)).toInt(), d->refsVal).toMap();
data.id = localData.value(_(HANDLE)).toInt();
QmlV8ObjectData objectData = d->extractData(QVariant(localData));
data.type = objectData.type;
data.value = objectData.value.toString();
data.setHasChildren(objectData.properties.toList().count());
d->localDataList << data;
}
if (!d->currentFrameScopes.isEmpty()) {
QTC_CHECK(d->state == QmlV8DebuggerClient::WaitingForRequestState);
d->scope(d->currentFrameScopes.pop(), d->currentFrameIndex);
} else {
updateLocalsAndWatchers();
}
}
void QmlV8DebuggerClient::updateEvaluationResult(int sequence, const QVariant &bodyVal,
const QVariant &refsVal)
{
@@ -1512,9 +1602,9 @@ void QmlV8DebuggerClient::expandLocal(const QVariant &bodyVal, const QVariant &r
continue;
if (parent->type == "object") {
if (parent->value == _("Array"))
data.exp = parent->exp + '[' + data.name.toUtf8() + ']';
data.exp = parent->exp + QByteArray("[") + data.name.toLatin1() + QByteArray("]");
else if (parent->value == _("Object"))
data.exp = parent->exp + '.' + data.name.toUtf8();
data.exp = parent->exp + QByteArray(".") + data.name.toLatin1();
}
data.iname = prepend + '.' + data.name.toUtf8();
propertyData = valueFromRef(propertyData.value(_(REF)).toInt(),
@@ -1600,5 +1690,12 @@ void QmlV8DebuggerClient::resetState()
SDEBUG(QString(_("State: %1")).arg(d->state));
}
void QmlV8DebuggerClient::updateLocalsAndWatchers()
{
d->engine->watchHandler()->beginCycle();
d->engine->watchHandler()->insertBulkData(d->localDataList);
d->engine->watchHandler()->endCycle();
}
} // Internal
} // Debugger