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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#include "qmljsutils.h"
#include "parser/qmljsast_p.h"
using namespace QmlJS;
using namespace QmlJS::AST;
/*!
\namespace QmlJS
QML and JavaScript language support library
*/
namespace {
class SharedData
{
public:
SharedData()
{
validBuiltinPropertyNames.insert(QLatin1String("action"));
validBuiltinPropertyNames.insert(QLatin1String("bool"));
validBuiltinPropertyNames.insert(QLatin1String("color"));
validBuiltinPropertyNames.insert(QLatin1String("date"));
validBuiltinPropertyNames.insert(QLatin1String("double"));
validBuiltinPropertyNames.insert(QLatin1String("enumeration"));
validBuiltinPropertyNames.insert(QLatin1String("font"));
validBuiltinPropertyNames.insert(QLatin1String("int"));
validBuiltinPropertyNames.insert(QLatin1String("list"));
validBuiltinPropertyNames.insert(QLatin1String("point"));
validBuiltinPropertyNames.insert(QLatin1String("real"));
validBuiltinPropertyNames.insert(QLatin1String("rect"));
validBuiltinPropertyNames.insert(QLatin1String("size"));
validBuiltinPropertyNames.insert(QLatin1String("string"));
validBuiltinPropertyNames.insert(QLatin1String("time"));
validBuiltinPropertyNames.insert(QLatin1String("url"));
validBuiltinPropertyNames.insert(QLatin1String("var"));
validBuiltinPropertyNames.insert(QLatin1String("variant")); // obsolete in Qt 5
validBuiltinPropertyNames.insert(QLatin1String("vector3d"));
validBuiltinPropertyNames.insert(QLatin1String("alias"));
}
QSet<QString> validBuiltinPropertyNames;
};
} // anonymous namespace
Q_GLOBAL_STATIC(SharedData, sharedData)
QColor QmlJS::toQColor(const QString &qmlColorString)
{
QColor color;
if (qmlColorString.size() == 9 && qmlColorString.at(0) == QLatin1Char('#')) {
bool ok;
const int alpha = qmlColorString.mid(1, 2).toInt(&ok, 16);
if (ok) {
QString name(qmlColorString.at(0));
name.append(qmlColorString.right(6));
if (QColor::isValidColor(name)) {
color.setNamedColor(name);
color.setAlpha(alpha);
}
}
} else {
if (QColor::isValidColor(qmlColorString))
color.setNamedColor(qmlColorString);
}
return color;
}
QString QmlJS::toString(UiQualifiedId *qualifiedId, QChar delimiter)
{
QString result;
for (UiQualifiedId *iter = qualifiedId; iter; iter = iter->next) {
if (iter != qualifiedId)
result += delimiter;
result += iter->name;
}
return result;
}
SourceLocation QmlJS::locationFromRange(const SourceLocation &start,
const SourceLocation &end)
{
return SourceLocation(start.offset,
end.end() - start.begin(),
start.startLine,
start.startColumn);
}
SourceLocation QmlJS::fullLocationForQualifiedId(AST::UiQualifiedId *qualifiedId)
{
SourceLocation start = qualifiedId->identifierToken;
SourceLocation end = qualifiedId->identifierToken;
for (UiQualifiedId *iter = qualifiedId; iter; iter = iter->next) {
if (iter->identifierToken.isValid())
end = iter->identifierToken;
}
return locationFromRange(start, end);
}
/*!
\returns the value of the 'id:' binding in \a object
\param idBinding optional out parameter to get the UiScriptBinding for the id binding
*/
QString QmlJS::idOfObject(Node *object, UiScriptBinding **idBinding)
{
if (idBinding)
*idBinding = 0;
UiObjectInitializer *initializer = initializerOfObject(object);
if (!initializer) {
initializer = cast<UiObjectInitializer *>(object);
if (!initializer)
return QString();
}
for (UiObjectMemberList *iter = initializer->members; iter; iter = iter->next) {
if (UiScriptBinding *script = cast<UiScriptBinding*>(iter->member)) {
if (!script->qualifiedId)
continue;
if (script->qualifiedId->next)
continue;
if (script->qualifiedId->name != QLatin1String("id"))
continue;
if (ExpressionStatement *expstmt = cast<ExpressionStatement *>(script->statement)) {
if (IdentifierExpression *idexp = cast<IdentifierExpression *>(expstmt->expression)) {
if (idBinding)
*idBinding = script;
return idexp->name.toString();
}
}
}
}
return QString();
}
/*!
\returns the UiObjectInitializer if \a object is a UiObjectDefinition or UiObjectBinding, otherwise 0
*/
UiObjectInitializer *QmlJS::initializerOfObject(Node *object)
{
if (UiObjectDefinition *definition = cast<UiObjectDefinition *>(object))
return definition->initializer;
if (UiObjectBinding *binding = cast<UiObjectBinding *>(object))
return binding->initializer;
return 0;
}
UiQualifiedId *QmlJS::qualifiedTypeNameId(Node *node)
{
if (UiObjectBinding *binding = AST::cast<UiObjectBinding *>(node))
return binding->qualifiedTypeNameId;
else if (UiObjectDefinition *binding = AST::cast<UiObjectDefinition *>(node))
return binding->qualifiedTypeNameId;
return 0;
}
DiagnosticMessage QmlJS::errorMessage(const AST::SourceLocation &loc, const QString &message)
{
return DiagnosticMessage(DiagnosticMessage::Error, loc, message);
}
bool QmlJS::isValidBuiltinPropertyType(const QString &name)
{
return sharedData()->validBuiltinPropertyNames.contains(name);
}
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