Start work on translation support in Qml.

Added basic support for qsTr in Qml, both in the engine and in lupdate.

4 files changed, 21 insertions, 4 deletions

diff --git a/src/declarative/qml/qmlengine.cpp b/src/declarative/qml/qmlengine.cpp
index b2d3a9c..0209c1d 100644
--- a/src/declarative/qml/qmlengine.cpp
+++ b/src/declarative/qml/qmlengine.cpp
@@ -193,6 +193,7 @@ void QmlEnginePrivate::clear(SimpleList<QmlParserStatus> &pss)
 
 void QmlEnginePrivate::init()
 {
+    scriptEngine.installTranslatorFunctions();
     contextClass = new QmlContextScriptClass(q);
     objectClass = new QmlObjectScriptClass(q);
     rootContext = new QmlContext(q);
@@ -781,17 +782,17 @@ QmlEngine *QmlEngine::activeEngine()
 
 
 QmlExpressionPrivate::QmlExpressionPrivate(QmlExpression *b)
-: q(b), ctxt(0), sseData(0), proxy(0), me(0), trackChange(false), id(0), log(0)
+: q(b), ctxt(0), sseData(0), proxy(0), me(0), trackChange(false), line(-1), id(0), log(0)
 {
 }
 
 QmlExpressionPrivate::QmlExpressionPrivate(QmlExpression *b, void *expr, QmlRefCount *rc)
-: q(b), ctxt(0), sse((const char *)expr, rc), sseData(0), proxy(0), me(0), trackChange(true), id(0), log(0)
+: q(b), ctxt(0), sse((const char *)expr, rc), sseData(0), proxy(0), me(0), trackChange(true), line(-1), id(0), log(0)
 {
 }
 
 QmlExpressionPrivate::QmlExpressionPrivate(QmlExpression *b, const QString &expr, bool ssecompile)
-: q(b), ctxt(0), expression(expr), sseData(0), proxy(0), me(0), trackChange(true), id(0), log(0)
+: q(b), ctxt(0), expression(expr), sseData(0), proxy(0), me(0), trackChange(true), line(-1), id(0), log(0)
 {
     if (ssecompile) {
 #ifdef Q_ENABLE_PERFORMANCE_LOG
@@ -996,7 +997,7 @@ QVariant QmlExpression::value()
         for (int i = context()->d_func()->scopeChain.size() - 1; i > -1; --i) {
             scriptEngine->currentContext()->pushScope(context()->d_func()->scopeChain.at(i));
         }
-        QScriptValue svalue = scriptEngine->evaluate(expression());
+        QScriptValue svalue = scriptEngine->evaluate(expression(), d->fileName, d->line);
         if (scriptEngine->hasUncaughtException()) {
             if (scriptEngine->uncaughtException().isError()){
                 QScriptValue exception = scriptEngine->uncaughtException();
@@ -1151,6 +1152,16 @@ void QmlExpression::setTrackChange(bool trackChange)
 }
 
 /*!
+    Set the location of this expression to \a line of \a fileName. This information
+    is used by the script engine.
+*/
+void QmlExpression::setSourceLocation(const QString &fileName, int line)
+{
+    d->fileName = fileName;
+    d->line = line;
+}
+
+/*!
     Returns the expression's scope object, if provided, otherwise 0.
 
     In addition to data provided by the expression's QmlContext, the scope 
diff --git a/src/declarative/qml/qmlengine_p.h b/src/declarative/qml/qmlengine_p.h
index 7578fdf..7cafb59 100644
--- a/src/declarative/qml/qmlengine_p.h
+++ b/src/declarative/qml/qmlengine_p.h
@@ -277,6 +277,8 @@ public:
     BindExpressionProxy *proxy;
     QObject *me;
     bool trackChange;
+    QString fileName;
+    int line;
 
     quint32 id;
 
diff --git a/src/declarative/qml/qmlexpression.h b/src/declarative/qml/qmlexpression.h
index 2c6b1ad..ea3b093 100644
--- a/src/declarative/qml/qmlexpression.h
+++ b/src/declarative/qml/qmlexpression.h
@@ -78,6 +78,8 @@ public:
     bool trackChange() const;
     void setTrackChange(bool);
 
+    void setSourceLocation(const QString &fileName, int line);
+
     QObject *scopeObject() const;
 
     quint32 id() const;
diff --git a/src/declarative/qml/qmlvme.cpp b/src/declarative/qml/qmlvme.cpp
index 53ed05a..f4ce891 100644
--- a/src/declarative/qml/qmlvme.cpp
+++ b/src/declarative/qml/qmlvme.cpp
@@ -526,6 +526,7 @@ QObject *QmlVME::run(QmlContext *ctxt, QmlCompiledComponent *comp, int start, in
                 QFx_setParent_noEvent(bind, target);
 
                 bind->setTarget(mp);
+                bind->setSourceLocation(comp->url.toString(), instr.line);
             }
             break;
 
@@ -551,6 +552,7 @@ QObject *QmlVME::run(QmlContext *ctxt, QmlCompiledComponent *comp, int start, in
                 QFx_setParent_noEvent(bind, target);
 
                 bind->setTarget(mp);
+                bind->setSourceLocation(comp->url.toString(), instr.line);
             }
             break;