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/****************************************************************************
**
** Copyright (C) 2014 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 "qmltextgenerator.h"
#include <QVariant>
#include <QColor>
#include "bindingproperty.h"
#include "signalhandlerproperty.h"
#include "nodeproperty.h"
#include "nodelistproperty.h"
#include "variantproperty.h"
#include <nodemetainfo.h>
#include "model.h"
using namespace QmlDesigner;
using namespace QmlDesigner::Internal;
inline static QString properColorName(const QColor &color)
{
QString s;
if (color.alpha() == 255)
s.sprintf("#%02x%02x%02x", color.red(), color.green(), color.blue());
else
s.sprintf("#%02x%02x%02x%02x", color.alpha(), color.red(), color.green(), color.blue());
return s;
}
inline static QString doubleToString(double d)
{
QString string = QString::number(d, 'f', 3);
if (string.contains(QLatin1Char('.'))) {
while (string.at(string.length()- 1) == QLatin1Char('0'))
string.chop(1);
if (string.at(string.length()- 1) == QLatin1Char('.'))
string.chop(1);
}
return string;
}
QmlTextGenerator::QmlTextGenerator(const PropertyNameList &propertyOrder, int indentDepth):
m_propertyOrder(propertyOrder),
m_indentDepth(indentDepth)
{
}
QString QmlTextGenerator::toQml(const AbstractProperty &property, int indentDepth) const
{
if (property.isBindingProperty()) {
return property.toBindingProperty().expression();
} else if (property.isSignalHandlerProperty()) {
return property.toSignalHandlerProperty().source();
} else if (property.isNodeProperty()) {
return toQml(property.toNodeProperty().modelNode(), indentDepth);
} else if (property.isNodeListProperty()) {
const QList<ModelNode> nodes = property.toNodeListProperty().toModelNodeList();
if (property.isDefaultProperty()) {
QString result;
for (int i = 0; i < nodes.length(); ++i) {
if (i > 0)
result += QLatin1String("\n\n");
result += QString(indentDepth, QLatin1Char(' '));
result += toQml(nodes.at(i), indentDepth);
}
return result;
} else {
QString result = QLatin1String("[");
const int arrayContentDepth = indentDepth + 4;
const QString arrayContentIndentation(arrayContentDepth, QLatin1Char(' '));
for (int i = 0; i < nodes.length(); ++i) {
if (i > 0)
result += QLatin1Char(',');
result += QLatin1Char('\n');
result += arrayContentIndentation;
result += toQml(nodes.at(i), arrayContentDepth);
}
return result + QLatin1Char(']');
}
} else if (property.isVariantProperty()) {
const VariantProperty variantProperty = property.toVariantProperty();
const QVariant value = variantProperty.value();
const QString stringValue = value.toString();
if (property.name() == "id")
return stringValue;
if (false) {
}
if (variantProperty.parentModelNode().metaInfo().isValid() &&
variantProperty.parentModelNode().metaInfo().propertyIsEnumType(variantProperty.name())) {
return variantProperty.parentModelNode().metaInfo().propertyEnumScope(variantProperty.name()) + '.' + stringValue;
} else {
switch (value.type()) {
case QVariant::Bool:
if (value.value<bool>())
return QLatin1String("true");
else
return QLatin1String("false");
case QVariant::Color:
return QString(QLatin1String("\"%1\"")).arg(properColorName(value.value<QColor>()));
case QVariant::Double:
return doubleToString(value.toDouble());
case QVariant::Int:
case QVariant::LongLong:
case QVariant::UInt:
case QVariant::ULongLong:
return stringValue;
default:
return QString(QLatin1String("\"%1\"")).arg(escape(stringValue));
}
}
} else {
Q_ASSERT("Unknown property type");
return QString();
}
}
QString QmlTextGenerator::toQml(const ModelNode &node, int indentDepth) const
{
QString type = node.type();
QString url;
if (type.contains('.')) {
QStringList nameComponents = type.split('.');
url = nameComponents.first();
type = nameComponents.last();
}
QString alias;
if (!url.isEmpty()) {
foreach (const Import &import, node.model()->imports()) {
if (import.url() == url) {
alias = import.alias();
break;
}
if (import.file() == url) {
alias = import.alias();
break;
}
}
}
QString result;
if (!alias.isEmpty())
result = alias + '.';
result += type;
result += QLatin1String(" {\n");
const int propertyIndentDepth = indentDepth + 4;
const QString properties = propertiesToQml(node, propertyIndentDepth);
return result + properties + QString(indentDepth, QLatin1Char(' ')) + QLatin1Char('}');
}
QString QmlTextGenerator::propertiesToQml(const ModelNode &node, int indentDepth) const
{
QString topPart;
QString bottomPart;
PropertyNameList nodePropertyNames = node.propertyNames();
bool addToTop = true;
foreach (const PropertyName &propertyName, m_propertyOrder) {
if (propertyName == "id") {
// the model handles the id property special, so:
if (!node.id().isEmpty()) {
QString idLine(indentDepth, QLatin1Char(' '));
idLine += QLatin1String("id: ");
idLine += node.id();
idLine += QLatin1Char('\n');
if (addToTop)
topPart.append(idLine);
else
bottomPart.append(idLine);
}
} else if (propertyName.isEmpty()) {
addToTop = false;
} else if (nodePropertyNames.removeAll(propertyName)) {
const QString newContent = propertyToQml(node.property(propertyName), indentDepth);
if (addToTop)
topPart.append(newContent);
else
bottomPart.append(newContent);
}
}
foreach (const PropertyName &propertyName, nodePropertyNames) {
bottomPart.prepend(propertyToQml(node.property(propertyName), indentDepth));
}
return topPart + bottomPart;
}
QString QmlTextGenerator::propertyToQml(const AbstractProperty &property, int indentDepth) const
{
QString result;
if (property.isDefaultProperty()) {
result = toQml(property, indentDepth);
} else {
if (property.isDynamic()) {
result = QString(indentDepth, QLatin1Char(' '))
+ QLatin1String("property ")
+ property.dynamicTypeName()
+ QLatin1String(" ")
+ property.name()
+ QLatin1String(": ")
+ toQml(property, indentDepth);
} else {
result = QString(indentDepth, QLatin1Char(' ')) + property.name() + QLatin1String(": ") + toQml(property, indentDepth);
}
}
result += QLatin1Char('\n');
return result;
}
QString QmlTextGenerator::escape(const QString &value)
{
QString result = value;
result.replace(QLatin1String("\\"), QLatin1String("\\\\"));
result.replace(QLatin1String("\""), QLatin1String("\\\""));
result.replace(QLatin1String("\t"), QLatin1String("\\t"));
result.replace(QLatin1String("\r"), QLatin1String("\\r"));
result.replace(QLatin1String("\n"), QLatin1String("\\n"));
return result;
}
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