Merge branch 'kinetic-declarativeui' of git@scm.dev.nokia.troll.no:qt/kinetic into kinetic-declarativeui

7 files changed, 286 insertions, 27 deletions

diff --git a/src/declarative/qml/qml.pri b/src/declarative/qml/qml.pri
index b3fa063..b71ca1f 100644
--- a/src/declarative/qml/qml.pri
+++ b/src/declarative/qml/qml.pri
@@ -5,6 +5,7 @@ SOURCES += qml/qmlparser.cpp \
     qml/qmlexpression.cpp \
     qml/qmlbinding.cpp \
     qml/qmlmetaproperty.cpp \
+    qml/qmlbindablecomponent.cpp \
     qml/qmlcomponent.cpp \
     qml/qmlcontext.cpp \
     qml/qmlcustomparser.cpp \
@@ -36,6 +37,8 @@ HEADERS += qml/qmlparser_p.h \
     qml/qmlbinding.h \
     qml/qmlbinding_p.h \
     qml/qmlmetaproperty.h \
+    qml/qmlbindablecomponent.h \
+    qml/qmlbindablecomponent_p.h \
     qml/qmlcomponent.h \
     qml/qmlcomponent_p.h \
     qml/qmlcustomparser_p.h \
diff --git a/src/declarative/qml/qmlbindablecomponent.cpp b/src/declarative/qml/qmlbindablecomponent.cpp
new file mode 100644
index 0000000..ed9924a
--- /dev/null
+++ b/src/declarative/qml/qmlbindablecomponent.cpp
@@ -0,0 +1,104 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qmlbindablecomponent.h"
+#include "qmlbindablecomponent_p.h"
+#include "qmlcomponent.h"
+
+QT_BEGIN_NAMESPACE
+QmlBindableComponent::QmlBindableComponent(QmlEngine *engine, QObject *parent)
+    : QmlComponent(*(new QmlBindableComponentPrivate), parent)
+{
+    Q_D(QmlBindableComponent);
+    d->engine = engine;
+    connect(this, SIGNAL(statusChanged(QmlComponent::Status)),
+            this, SLOT(statusChange(QmlComponent::Status)));
+}
+
+QmlBindableComponent::QmlBindableComponent(QmlEngine *engine, const QUrl &url, QObject *parent)
+    : QmlComponent(*(new QmlBindableComponentPrivate), parent)
+{
+    Q_D(QmlBindableComponent);
+    d->engine = engine;
+    loadUrl(url);
+    connect(this, SIGNAL(statusChanged(QmlComponent::Status)),
+            this, SLOT(statusChange(QmlComponent::Status)));
+}
+
+void QmlBindableComponent::setContext(QmlContext* c)
+{
+    Q_D(QmlBindableComponent);
+    d->ctxt =c;
+}
+/*!
+    Create a script object instance from this component. Returns a null
+    script object if creation failed. It will create the instance in the
+    same context that it was created it. QmlBindableComponent is only
+    meant to be created from with script - C++ developers should just use
+    QmlComponent directly.
+
+    Similar to QmlComponent::create(), but creates an object suitable
+    for usage within scripts.
+*/
+QScriptValue QmlBindableComponent::createObject()
+{
+    Q_D(QmlBindableComponent);
+    QObject* ret = create(d->ctxt);
+    return QmlEngine::qmlScriptObject(ret, d->engine);
+}
+
+void QmlBindableComponent::statusChange(QmlComponent::Status newStatus)
+{
+    Q_D(QmlBindableComponent);
+    if(newStatus == d->prevStatus)
+        return;
+    if(newStatus == QmlComponent::Null || d->prevStatus == QmlComponent::Null)
+        emit isNullChanged();
+    if(newStatus == QmlComponent::Ready || d->prevStatus == QmlComponent::Ready)
+        emit isReadyChanged();
+    if(newStatus == QmlComponent::Loading || d->prevStatus == QmlComponent::Loading)
+        emit isLoadingChanged();
+    if(newStatus == QmlComponent::Error || d->prevStatus == QmlComponent::Error)
+        emit isErrorChanged();
+    d->prevStatus = newStatus;
+}
+
+QT_END_NAMESPACE
diff --git a/src/declarative/qml/qmlbindablecomponent.h b/src/declarative/qml/qmlbindablecomponent.h
new file mode 100644
index 0000000..2b3e0ce
--- /dev/null
+++ b/src/declarative/qml/qmlbindablecomponent.h
@@ -0,0 +1,91 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QMLBINDABLECOMPONENT_H
+#define QMLBINDABLECOMPONENT_H
+
+#include <QtCore/qobject.h>
+#include <QtCore/qstring.h>
+#include <QtDeclarative/qfxglobal.h>
+#include <QtDeclarative/qml.h>
+#include <QtDeclarative/qmlcomponent.h>
+#include <QtDeclarative/qmlerror.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Declarative)
+
+class QmlBindableComponentPrivate;
+class QmlEngine;
+class QmlContext;
+class Q_DECLARATIVE_EXPORT QmlBindableComponent : public QmlComponent
+{
+    Q_OBJECT
+    Q_DECLARE_PRIVATE(QmlBindableComponent)
+    friend class QmlEngine;
+public:
+    QmlBindableComponent(QmlEngine *, const QUrl &url, QObject *parent = 0);
+    QmlBindableComponent(QmlEngine *, QObject *parent=0);
+    Q_PROPERTY(bool isNull READ isNull NOTIFY isNullChanged);
+    Q_PROPERTY(bool isReady READ isReady NOTIFY isReadyChanged);
+    Q_PROPERTY(bool isError READ isError NOTIFY isErrorChanged);
+    Q_PROPERTY(bool isLoading READ isLoading NOTIFY isLoadingChanged);
+
+    Q_INVOKABLE QScriptValue createObject();
+
+    void setContext(QmlContext* c);
+Q_SIGNALS:
+    void isNullChanged();
+    void isErrorChanged();
+    void isReadyChanged();
+    void isLoadingChanged();
+private slots:
+    void statusChange(QmlComponent::Status newStatus);
+};
+
+QT_END_NAMESPACE
+
+QML_DECLARE_TYPE(QmlBindableComponent)
+
+QT_END_HEADER
+#endif
diff --git a/src/declarative/qml/qmlbindablecomponent_p.h b/src/declarative/qml/qmlbindablecomponent_p.h
new file mode 100644
index 0000000..79335df
--- /dev/null
+++ b/src/declarative/qml/qmlbindablecomponent_p.h
@@ -0,0 +1,77 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QMLBINDABLECOMPONENT_P_H
+#define QMLBINDABLECOMPONENT_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include "qmlcomponent.h"
+#include "qmlbindablecomponent.h"
+#include "qmlcomponent_p.h"
+
+QT_BEGIN_NAMESPACE
+
+class QmlContext;
+class QmlBindableComponentPrivate : public QmlComponentPrivate
+{
+    Q_DECLARE_PUBLIC(QmlBindableComponent)
+public:
+    QmlBindableComponentPrivate() : QmlComponentPrivate(),
+        prevStatus(QmlBindableComponent::Null), ctxt(0)
+    { }
+
+    QmlComponent::Status prevStatus;
+    QmlContext* ctxt;
+};
+
+QT_END_NAMESPACE
+
+#endif
diff --git a/src/declarative/qml/qmlcomponent.cpp b/src/declarative/qml/qmlcomponent.cpp
index 4e39d7f..0fdba64 100644
--- a/src/declarative/qml/qmlcomponent.cpp
+++ b/src/declarative/qml/qmlcomponent.cpp
@@ -431,23 +431,6 @@ QmlComponent::QmlComponent(QmlComponentPrivate &dd, QObject *parent)
 {
 }
 
-/*!
-    Create a script object instance from this component. Returns a null
-    script object if creation failed. It will create the instance in the 
-    engine's \l {QmlEngine::rootContext()}{root context}.
-
-    Similar to QmlComponent::create(), but creates an object suitable
-    for usage within scripts.
-*/
-QScriptValue QmlComponent::createObject()
-{
-    Q_D(QmlComponent);
-    QObject* ret = create();
-    if(ret)
-        return QmlEngine::qmlScriptObject(ret, d->engine);
-    else
-        return d->engine->scriptEngine()->nullValue();
-}
 
 /*!
     Create an object instance from this component.  Returns 0 if creation
diff --git a/src/declarative/qml/qmlcomponent.h b/src/declarative/qml/qmlcomponent.h
index 9c712df..45b26eb 100644
--- a/src/declarative/qml/qmlcomponent.h
+++ b/src/declarative/qml/qmlcomponent.h
@@ -77,17 +77,16 @@ public:
     enum Status { Null, Ready, Loading, Error };
     Status status() const;
 
-    Q_INVOKABLE bool isNull() const;
-    Q_INVOKABLE bool isReady() const;
-    Q_INVOKABLE bool isError() const;
-    Q_INVOKABLE bool isLoading() const;
+    bool isNull() const;
+    bool isReady() const;
+    bool isError() const;
+    bool isLoading() const;
 
     QList<QmlError> errors() const;
     Q_INVOKABLE QString errorsString() const;
 
     QUrl url() const;
 
-    Q_INVOKABLE QScriptValue createObject();
     virtual QObject *create(QmlContext *context = 0);
     virtual QObject *beginCreate(QmlContext *);
     virtual void completeCreate();
diff --git a/src/declarative/qml/qmlengine.cpp b/src/declarative/qml/qmlengine.cpp
index 8b21290..c4b3c0d 100644
--- a/src/declarative/qml/qmlengine.cpp
+++ b/src/declarative/qml/qmlengine.cpp
@@ -71,6 +71,7 @@
 #include <QtCore/qcoreapplication.h>
 #include <QtCore/qdir.h>
 #include <qmlcomponent.h>
+#include <qmlbindablecomponent.h>
 #include "private/qmlmetaproperty_p.h"
 #include <private/qmlbinding_p.h>
 #include <private/qmlvme_p.h>
@@ -583,19 +584,20 @@ QScriptValue QmlEngine::qmlScriptObject(QObject* object, QmlEngine* engine)
 */
 QScriptValue QmlEngine::createComponent(QScriptContext *ctxt, QScriptEngine *engine)
 {
-    QmlComponent* c;
+    QmlBindableComponent* c;
     QmlEngine* activeEngine = qobject_cast<QmlEngine*>(
             engine->globalObject().property(QLatin1String("qmlEngine")).toQObject());
+    QmlContext* context =activeEngine->d_func()->currentExpression->context();
     if(ctxt->argumentCount() != 1 || !activeEngine){
-        c = new QmlComponent(activeEngine);
+        c = new QmlBindableComponent(activeEngine);
     }else{
-        QUrl url = QUrl(activeEngine->d_func()->currentExpression->context()
-                ->resolvedUrl(ctxt->argument(0).toString()));
+        QUrl url = QUrl(context->resolvedUrl(ctxt->argument(0).toString()));
         if(!url.isValid()){
             url = QUrl(ctxt->argument(0).toString());
         }
-        c = new QmlComponent(activeEngine, url, activeEngine);
+        c = new QmlBindableComponent(activeEngine, url, activeEngine);
     }
+    c->setContext(context);
     return engine->newQObject(c);
 }