QmlDesigner.documentController: adding instance()

Also exposing changeCurrentModelTo() as public API.

Change-Id: I7c9ed3679ef5859b1349f1d1fe3088e78bccc7ad
Reviewed-on: http://codereview.qt.nokia.com/787
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Thomas Hartmann <Thomas.Hartmann@nokia.com>

src/plugins/qmldesigner/components/integration/componentaction.cpp

@@ -45,6 +45,11 @@ ComponentAction::ComponentAction(ComponentView  *componentView)
 {
 }
 
+void ComponentAction::setCurrentIndex(int i)
+{
+    emit currentIndexChanged(i);
+}
+
 QWidget  *ComponentAction::createWidget(QWidget *parent)
 {
     QComboBox *comboBox = new QComboBox(parent);
@@ -52,6 +57,7 @@ QWidget  *ComponentAction::createWidget(QWidget *parent)
     comboBox->setToolTip(tr("Edit sub components defined in this file"));
     comboBox->setModel(m_componentView->standardItemModel());
     connect(comboBox, SIGNAL(currentIndexChanged(int)), SLOT(emitCurrentComponentChanged(int)));
+    connect(this, SIGNAL(currentIndexChanged(int)), comboBox, SLOT(setCurrentIndex(int)));
 
     return comboBox;
 }

src/plugins/qmldesigner/components/integration/componentview.cpp

@@ -72,6 +72,11 @@ ModelNode ComponentView::modelNode(int index) const
     return ModelNode();
 }
 
+void ComponentView::setComponentNode(const ModelNode &node)
+{
+    m_componentAction->setCurrentIndex(indexForNode(node));
+}
+
 void ComponentView::appendWholeDocumentAsComponent()
 {
     QStandardItem *item = new QStandardItem(tr("whole document"));
@@ -88,6 +93,16 @@ void ComponentView::removeSingleNodeFromList(const ModelNode &node)
     }
 }
 
+
+int ComponentView::indexForNode(const ModelNode &node)
+{
+    for (int row = 0; row < m_standardItemModel->rowCount(); row++) {
+        if (m_standardItemModel->item(row)->data(ModelNodeRole).value<ModelNode>() == node)
+            return row;
+    }
+    return -1;
+}
+
 void ComponentView::modelAttached(Model *model)
 {
     if (AbstractView::model() == model)

src/plugins/qmldesigner/components/integration/designdocumentcontroller.cpp

@@ -123,6 +123,8 @@ public:
     int qt_versionId;
 };
 
+DesignDocumentController *DesignDocumentController::m_this = 0;
+
 /**
   \class QmlDesigner::DesignDocumentController
 
@@ -133,6 +135,7 @@ DesignDocumentController::DesignDocumentController(QObject *parent) :
         QObject(parent),
         m_d(new DesignDocumentControllerPrivate)
 {
+    m_this = this;
     m_d->documentLoaded = false;
     m_d->syncBlocked = false;
 
@@ -143,6 +146,7 @@ DesignDocumentController::DesignDocumentController(QObject *parent) :
 
 DesignDocumentController::~DesignDocumentController()
 {
+    m_this = 0;
     delete m_d->model.data();
     delete m_d->subComponentModel.data();
 
@@ -296,6 +300,11 @@ void DesignDocumentController::setComponentView(ComponentView *componentView)
     connect(m_d->componentView->action(), SIGNAL(currentComponentChanged(ModelNode)), SLOT(changeCurrentModelTo(ModelNode)));
 }
 
+DesignDocumentController *DesignDocumentController::instance()
+{
+    return m_this;
+}
+
 QString DesignDocumentController::displayName() const
 {
     if (fileName().isEmpty())

src/plugins/qmldesigner/components/integration/designdocumentcontroller.h

@@ -101,6 +101,8 @@ public:
     void setNodeInstanceView(NodeInstanceView *nodeInstanceView);
     void setComponentView(ComponentView *componentView);
 
+    static DesignDocumentController *instance();
+
 signals:
     void displayNameChanged(const QString &newFileName);
     void dirtyStateChanged(bool newState);
@@ -123,6 +125,7 @@ public slots:
     void undo();
     void redo();
     void activeQtVersionChanged();
+    void changeCurrentModelTo(const ModelNode &node);
 
 #ifdef ENABLE_TEXT_VIEW
     void showText();
@@ -131,7 +134,6 @@ public slots:
 
 private slots:
     void doRealSaveAs(const QString &fileName);
-    void changeCurrentModelTo(const ModelNode &node);
 
 private:
     void detachNodeInstanceView();
@@ -142,6 +144,8 @@ private:
     QString pathToQt() const;
 
     class DesignDocumentControllerPrivate *m_d;
+
+    static DesignDocumentController* m_this;
 };
 
 } // namespace QmlDesigner