From 12a5ddf456ba8549645a8cb28a8b4ed6197a14da Mon Sep 17 00:00:00 2001
From: Matthew Vogt <matthew.vogt@nokia.com>
Date: Mon, 30 Jan 2012 14:16:15 +1000
Subject: Import relevant source from Qt 4.8

Change-Id: I5078db4081d95290c54f39d3c0efc2fc2f62e6a6
---
 src/declarative/qml/qdeclarativecomponent.h | 132 ++++++++++++++++++++++++++++
 1 file changed, 132 insertions(+)
 create mode 100644 src/declarative/qml/qdeclarativecomponent.h

(limited to 'src/declarative/qml/qdeclarativecomponent.h')

diff --git a/src/declarative/qml/qdeclarativecomponent.h b/src/declarative/qml/qdeclarativecomponent.h
new file mode 100644
index 00000000..50954ad7
--- /dev/null
+++ b/src/declarative/qml/qdeclarativecomponent.h
@@ -0,0 +1,132 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QDECLARATIVECOMPONENT_H
+#define QDECLARATIVECOMPONENT_H
+
+#include <QtDeclarative/qdeclarative.h>
+#include <QtDeclarative/qdeclarativeerror.h>
+
+#include <QtCore/qobject.h>
+#include <QtCore/qstring.h>
+#include <QtScript/qscriptvalue.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Declarative)
+
+class QDeclarativeCompiledData;
+class QByteArray;
+class QDeclarativeComponentPrivate;
+class QDeclarativeEngine;
+class QDeclarativeComponentAttached;
+class Q_DECLARATIVE_EXPORT QDeclarativeComponent : public QObject
+{
+    Q_OBJECT
+    Q_DECLARE_PRIVATE(QDeclarativeComponent)
+
+    Q_PROPERTY(qreal progress READ progress NOTIFY progressChanged)
+    Q_PROPERTY(Status status READ status NOTIFY statusChanged)
+    Q_PROPERTY(QUrl url READ url CONSTANT)
+
+public:
+    QDeclarativeComponent(QObject *parent = 0);
+    QDeclarativeComponent(QDeclarativeEngine *, QObject *parent=0);
+    QDeclarativeComponent(QDeclarativeEngine *, const QString &fileName, QObject *parent = 0);
+    QDeclarativeComponent(QDeclarativeEngine *, const QUrl &url, QObject *parent = 0);
+    virtual ~QDeclarativeComponent();
+
+    Q_ENUMS(Status)
+    enum Status { Null, Ready, Loading, Error };
+    Status status() const;
+
+    bool isNull() const;
+    bool isReady() const;
+    bool isError() const;
+    bool isLoading() const;
+
+    QList<QDeclarativeError> errors() const;
+    Q_INVOKABLE QString errorString() const;
+
+    qreal progress() const;
+
+    QUrl url() const;
+
+    virtual QObject *create(QDeclarativeContext *context = 0);
+    virtual QObject *beginCreate(QDeclarativeContext *);
+    virtual void completeCreate();
+
+    void loadUrl(const QUrl &url);
+    void setData(const QByteArray &, const QUrl &baseUrl);
+
+    QDeclarativeContext *creationContext() const;
+
+    static QDeclarativeComponentAttached *qmlAttachedProperties(QObject *);
+
+Q_SIGNALS:
+    void statusChanged(QDeclarativeComponent::Status);
+    void progressChanged(qreal);
+
+protected:
+    QDeclarativeComponent(QDeclarativeComponentPrivate &dd, QObject* parent);
+    Q_INVOKABLE QScriptValue createObject(QObject* parent);
+    Q_INVOKABLE Q_REVISION(1) QScriptValue createObject(QObject* parent, const QScriptValue& valuemap); //XXX Versioning
+
+private:
+    QDeclarativeComponent(QDeclarativeEngine *, QDeclarativeCompiledData *, int, int, QObject *parent);
+
+    Q_DISABLE_COPY(QDeclarativeComponent)
+    friend class QDeclarativeVME;
+    friend class QDeclarativeCompositeTypeData;
+    friend class QDeclarativeTypeData;
+};
+
+QT_END_NAMESPACE
+
+Q_DECLARE_METATYPE(QDeclarativeComponent::Status)
+QML_DECLARE_TYPE(QDeclarativeComponent)
+QML_DECLARE_TYPEINFO(QDeclarativeComponent, QML_HAS_ATTACHED_PROPERTIES)
+
+QT_END_HEADER
+
+#endif // QDECLARATIVECOMPONENT_H
-- 
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