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Process QML Script elements.

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This commit is contained in:
Roberto Raggi
2010-02-01 17:04:31 +01:00
parent 4d34ee7385
commit 15ae1001f4
3 changed files with 64 additions and 13 deletions
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68
src/libs/qmljs/qmljsbind.cpp
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@@ -31,6 +31,9 @@
#include "qmljsbind.h"
#include "qmljslink.h"
#include "qmljsmetatypesystem.h"
#include <QtCore/QDir>
#include <QtCore/QFileInfo>
#include <QtCore/QDebug>
using namespace QmlJS;
@@ -119,8 +122,9 @@ public:
} // end of anonymous namespace
Bind::Bind(Document::Ptr doc, Interpreter::Engine *interp)
Bind::Bind(Document::Ptr doc, const Snapshot &snapshot, Interpreter::Engine *interp)
: _doc(doc),
_snapshot(snapshot),
_interp(interp),
_currentObjectValue(0),
_typeEnvironment(0),
@@ -164,7 +168,7 @@ ObjectValue *Bind::scopeChainAt(Document::Ptr currentDocument, const Snapshot &s
Snapshot::const_iterator end = snapshot.end();
for (Snapshot::const_iterator iter = snapshot.begin(); iter != end; ++iter) {
Document::Ptr doc = *iter;
Bind *newBind = new Bind(doc, interp);
Bind *newBind = new Bind(doc, snapshot, interp);
binds += newBind;
if (doc == currentDocument)
currentBind = newBind;
@@ -197,22 +201,64 @@ QString Bind::toString(UiQualifiedId *qualifiedId, QChar delimiter)
return result;
}
ExpressionNode *Bind::expression(UiScriptBinding *ast) const
{
if (ExpressionStatement *statement = cast<ExpressionStatement *>(ast->statement))
return statement->expression;
return 0;
}
void Bind::processScript(AST::UiQualifiedId *qualifiedId, AST::UiObjectInitializer *initializer)
{
Q_UNUSED(qualifiedId);
if (! initializer)
return;
for (UiObjectMemberList *it = initializer->members; it; it = it->next) {
if (UiScriptBinding *binding = cast<UiScriptBinding *>(it->member)) {
const QString bindingName = toString(binding->qualifiedId);
if (bindingName == QLatin1String("source")) {
if (StringLiteral *literal = cast<StringLiteral *>(expression(binding))) {
QFileInfo fileInfo(QDir(_doc->path()), literal->value->asString());
Document::Ptr script = _snapshot.document(fileInfo.absoluteFilePath());
// ### process the script
}
}
} else if (UiSourceElement *binding = cast<UiSourceElement *>(it->member)) {
if (FunctionDeclaration *decl = cast<FunctionDeclaration *>(binding->sourceElement)) {
accept(decl); // process the function declaration
} else {
// ### unexpected source element
}
} else {
// ### unexpected binding.
}
}
}
ObjectValue *Bind::bindObject(UiQualifiedId *qualifiedTypeNameId, UiObjectInitializer *initializer)
{
ObjectValue *parentObjectValue;
ObjectValue *parentObjectValue = 0;
const QString typeName = toString(qualifiedTypeNameId);
if (toString(qualifiedTypeNameId) == QLatin1String("Script")) {
if (typeName == QLatin1String("Script")) {
// Script blocks all contribute to the same scope
parentObjectValue = switchObjectValue(_functionEnvironment);
} else { // normal component instance
ASTObjectValue *objectValue = new ASTObjectValue(qualifiedTypeNameId, initializer, _interp);
parentObjectValue = switchObjectValue(objectValue);
if (parentObjectValue)
objectValue->setProperty("parent", parentObjectValue);
else
_rootObjectValue = objectValue;
processScript(qualifiedTypeNameId, initializer);
return switchObjectValue(parentObjectValue);
}
// normal component instance
ASTObjectValue *objectValue = new ASTObjectValue(qualifiedTypeNameId, initializer, _interp);
parentObjectValue = switchObjectValue(objectValue);
if (parentObjectValue)
objectValue->setProperty(QLatin1String("parent"), parentObjectValue);
else
_rootObjectValue = objectValue;
accept(initializer);
return switchObjectValue(parentObjectValue);