QmlDesigner: adding crumblePath

Change-Id: Ic0d68b145398a161194d2a469e9a2f15fe0901d5
Reviewed-on: http://codereview.qt-project.org/4996
Reviewed-by: Thomas Hartmann <Thomas.Hartmann@nokia.com>

5 files changed, 209 insertions, 16 deletions

diff --git a/src/plugins/qmldesigner/components/integration/designdocumentcontroller.cpp b/src/plugins/qmldesigner/components/integration/designdocumentcontroller.cpp
index 214273e47c..ae11f4b2d3 100644
--- a/src/plugins/qmldesigner/components/integration/designdocumentcontroller.cpp
+++ b/src/plugins/qmldesigner/components/integration/designdocumentcontroller.cpp
@@ -46,6 +46,7 @@
 #include <formeditorview.h>
 #include <propertyeditor.h>
 #include <formeditorwidget.h>
+#include <toolbox.h>
 #include <basetexteditmodifier.h>
 #include <componenttextmodifier.h>
 #include <metainfo.h>
@@ -59,8 +60,10 @@
 #include <variantproperty.h>
 #include <rewritingexception.h>
 #include <model/modelnodecontextmenu.h>
+#include <designmodewidget.h>
 
 #include <utils/fileutils.h>
+#include <utils/crumblepath.h>
 
 #include <QtCore/QCoreApplication>
 #include <QtCore/QDir>
@@ -118,15 +121,22 @@ public:
     QmlDesigner::ComponentTextModifier *componentTextModifier;
     QWeakPointer<SubComponentManager> subComponentManager;
     QWeakPointer<Internal::ViewLogger> viewLogger;
+    ModelNode componentNode;
 
     QString fileName;
     QUrl searchPath;
     bool documentLoaded;
     bool syncBlocked;
     int qt_versionId;
+    static bool clearCrumblePath;
+    static bool pushCrumblePath;
 };
 
 
+bool DesignDocumentControllerPrivate::clearCrumblePath = true;
+bool DesignDocumentControllerPrivate::pushCrumblePath = true;
+
+
 /**
   \class QmlDesigner::DesignDocumentController
 
@@ -191,6 +201,15 @@ void DesignDocumentController::changeToMasterModel()
     d->rewriterView->setTextModifier(d->textModifier);
     d->model = d->masterModel;
     d->model->attachView(d->rewriterView.data());
+    d->componentNode = d->rewriterView->rootModelNode();
+}
+
+QVariant DesignDocumentController::createCrumbleBarInfo()
+{
+    CrumbleBarInfo info;
+    info.fileName = fileName();
+    info.modelNode = d->componentNode;
+    return QVariant::fromValue<CrumbleBarInfo>(info);
 }
 
 QWidget *DesignDocumentController::centralWidget() const
@@ -302,7 +321,27 @@ void DesignDocumentController::setComponentView(ComponentView *componentView)
     connect(d->componentView->action(), SIGNAL(currentComponentChanged(ModelNode)), SLOT(changeCurrentModelTo(ModelNode)));
 }
 
+static inline bool compareCrumbleBarInfo(const CrumbleBarInfo &crumbleBarInfo1, const CrumbleBarInfo &crumbleBarInfo2)
+{
+    return crumbleBarInfo1.fileName == crumbleBarInfo2.fileName && crumbleBarInfo1.modelNode == crumbleBarInfo2.modelNode;
+}
+
+void DesignDocumentController::setCrumbleBarInfo(const CrumbleBarInfo &crumbleBarInfo)
 {
+    DesignDocumentControllerPrivate::clearCrumblePath = false;
+    DesignDocumentControllerPrivate::pushCrumblePath = false;
+    while (!compareCrumbleBarInfo(d->formEditorView->widget()->toolBox()->crumblePath()->dataForLastIndex().value<CrumbleBarInfo>(), crumbleBarInfo))
+        d->formEditorView->widget()->toolBox()->crumblePath()->popElement();
+    Core::EditorManager::instance()->openEditor(crumbleBarInfo.fileName);
+    DesignDocumentControllerPrivate::pushCrumblePath = true;
+    Internal::DesignModeWidget::instance()->currentDesignDocumentController()->changeToSubComponent(crumbleBarInfo.modelNode);
+    DesignDocumentControllerPrivate::clearCrumblePath = true;
+}
+
+void DesignDocumentController::setBlockCrumbleBar(bool b)
+{
+    DesignDocumentControllerPrivate::clearCrumblePath = !b;
+    DesignDocumentControllerPrivate::pushCrumblePath = !b;
 }
 
 QString DesignDocumentController::displayName() const
@@ -313,6 +352,22 @@ QString DesignDocumentController::displayName() const
         return fileName();
 }
 
+QString DesignDocumentController::simplfiedDisplayName() const
+{
+    if (!d->componentNode.isRootNode()) {
+        if (d->componentNode.id().isEmpty()) {
+            if (d->formEditorView->rootModelNode().id().isEmpty()) {
+                return d->formEditorView->rootModelNode().simplifiedTypeName();
+            }
+            return d->formEditorView->rootModelNode().id();
+        }
+        return d->componentNode.id();
+    }
+
+    QStringList list = displayName().split("/");
+    return list.last();
+}
+
 QString DesignDocumentController::fileName() const
 {
     return d->fileName;
@@ -374,6 +429,7 @@ QList<RewriterView::Error> DesignDocumentController::loadMaster(QPlainTextEdit *
 
     d->masterModel->attachView(d->rewriterView.data());
     d->model = d->masterModel;
+    d->componentNode = d->rewriterView->rootModelNode();
 
     d->subComponentManager = new SubComponentManager(d->masterModel.data(), this);
     d->subComponentManager->update(d->searchPath, d->model->imports());
@@ -385,7 +441,22 @@ QList<RewriterView::Error> DesignDocumentController::loadMaster(QPlainTextEdit *
     return d->rewriterView->errors();
 }
 
-void DesignDocumentController::changeCurrentModelTo(const ModelNode &componentNode)
+void DesignDocumentController::changeCurrentModelTo(const ModelNode &node)
+{
+    if (d->componentNode == node)
+        return;
+    if (Internal::DesignModeWidget::instance()->currentDesignDocumentController() != this)
+        return;
+    DesignDocumentControllerPrivate::clearCrumblePath = false;
+    while (!d->formEditorView->widget()->toolBox()->crumblePath()->dataForLastIndex().value<CrumbleBarInfo>().modelNode.isRootNode())
+        d->formEditorView->widget()->toolBox()->crumblePath()->popElement();
+    if (node.isRootNode())
+        d->formEditorView->widget()->toolBox()->crumblePath()->popElement();
+    changeToSubComponent(node);
+    DesignDocumentControllerPrivate::clearCrumblePath = true;
+}
+
+void DesignDocumentController::changeToSubComponent(const ModelNode &componentNode)
 {
     Q_ASSERT(d->masterModel);
     QWeakPointer<Model> oldModel = d->model;
@@ -405,6 +476,7 @@ void DesignDocumentController::changeCurrentModelTo(const ModelNode &componentNo
         explicitComponent = true;
     }
 
+    d->componentNode = componentNode;
     if (!componentNode.isRootNode()) {
         Q_ASSERT(d->model == d->masterModel);
         Q_ASSERT(componentNode.isValid());
@@ -449,6 +521,13 @@ void DesignDocumentController::changeCurrentModelTo(const ModelNode &componentNo
     d->componentView->setComponentNode(componentNode);
 }
 
+void DesignDocumentController::changeToExternalSubComponent(const QString &fileName)
+{
+    DesignDocumentControllerPrivate::clearCrumblePath = false;
+    Core::EditorManager::instance()->openEditor(fileName);
+    DesignDocumentControllerPrivate::clearCrumblePath = true;
+}
+
 void DesignDocumentController::goIntoComponent()
 {
     if (!d->model)
@@ -469,6 +548,7 @@ void DesignDocumentController::loadCurrentModel()
     Q_ASSERT(d->masterModel);
     Q_ASSERT(d->model);
     d->model->setMasterModel(d->masterModel.data());
+    d->masterModel->attachView(d->componentView.data());
 
     d->nodeInstanceView->setPathToQt(pathToQt());
     d->model->attachView(d->nodeInstanceView.data());
@@ -486,6 +566,15 @@ void DesignDocumentController::loadCurrentModel()
 
     d->model->attachView(d->propertyEditorView.data());
 
+
+    if (DesignDocumentControllerPrivate::clearCrumblePath)
+        d->formEditorView->widget()->toolBox()->crumblePath()->clear();
+
+    if (DesignDocumentControllerPrivate::pushCrumblePath &&
+            !compareCrumbleBarInfo(d->formEditorView->widget()->toolBox()->crumblePath()->dataForLastIndex().value<CrumbleBarInfo>(),
+                                   createCrumbleBarInfo().value<CrumbleBarInfo>()))
+        d->formEditorView->widget()->toolBox()->crumblePath()->pushElement(simplfiedDisplayName(), createCrumbleBarInfo());
+
     d->documentLoaded = true;
     Q_ASSERT(d->masterModel);
     QApplication::restoreOverrideCursor();
@@ -738,7 +827,7 @@ void DesignDocumentController::paste()
             }
 
             view.setSelectedModelNodes(pastedNodeList);
-        } catch (RewritingException &e) { 
+        } catch (RewritingException &e) {
             qWarning() << e.description(); //silent error
         }
     } else {
@@ -774,7 +863,7 @@ void DesignDocumentController::paste()
             NodeMetaInfo::clearCache();
 
             view.setSelectedModelNodes(QList<ModelNode>() << pastedNode);
-        } catch (RewritingException &e) { 
+        } catch (RewritingException &e) {
             qWarning() << e.description(); //silent error
         }
     }
diff --git a/src/plugins/qmldesigner/components/integration/designdocumentcontroller.h b/src/plugins/qmldesigner/components/integration/designdocumentcontroller.h
index 9ac261e351..b0d6f14bca 100644
--- a/src/plugins/qmldesigner/components/integration/designdocumentcontroller.h
+++ b/src/plugins/qmldesigner/components/integration/designdocumentcontroller.h
@@ -60,6 +60,7 @@ class ComponentView;
 class PropertyEditor;
 class StatesEditorView;
 class FormEditorView;
+struct CrumbleBarInfo;
 
 class DesignDocumentController: public QObject
 {
@@ -70,6 +71,8 @@ public:
     ~DesignDocumentController();
 
     QString displayName() const;
+    QString simplfiedDisplayName() const;
+
     QString fileName() const;
     void setFileName(const QString &fileName);
 
@@ -101,7 +104,8 @@ public:
     void setNodeInstanceView(NodeInstanceView *nodeInstanceView);
     void setComponentView(ComponentView *componentView);
 
-    static DesignDocumentController *instance();
+    void setCrumbleBarInfo(const CrumbleBarInfo &crumbleBarInfo);
+    static void setBlockCrumbleBar(bool);
 
 signals:
     void displayNameChanged(const QString &newFileName);
@@ -126,6 +130,8 @@ public slots:
     void redo();
     void activeQtVersionChanged();
     void changeCurrentModelTo(const ModelNode &node);
+    void changeToSubComponent(const ModelNode &node);
+    void changeToExternalSubComponent(const QString &fileName);
     void goIntoComponent();
 
 #ifdef ENABLE_TEXT_VIEW
@@ -140,14 +146,23 @@ private:
     void detachNodeInstanceView();
     void attachNodeInstanceView();
     void changeToMasterModel();
+    QVariant createCrumbleBarInfo();
 
     QWidget *centralWidget() const;
     QString pathToQt() const;
 
+
     class DesignDocumentControllerPrivate *d;
+};
 
+
+struct CrumbleBarInfo {
+    ModelNode modelNode;
+    QString fileName;
 };
 
+Q_DECLARE_METATYPE(CrumbleBarInfo)
+
 } // namespace QmlDesigner
 
 #endif // DesignDocumentController_h
diff --git a/src/plugins/qmldesigner/designercore/model/modelnodecontextmenu.cpp b/src/plugins/qmldesigner/designercore/model/modelnodecontextmenu.cpp
index af7613cf3f..93f329bad9 100644
--- a/src/plugins/qmldesigner/designercore/model/modelnodecontextmenu.cpp
+++ b/src/plugins/qmldesigner/designercore/model/modelnodecontextmenu.cpp
@@ -47,12 +47,16 @@
 #include <rewritertransaction.h>
 #include <designmodewidget.h>
 #include <qmlanchors.h>
-#include <designdocumentcontroller.h>
 
 const QString auxDataString = QLatin1String("anchors_");
 
 namespace QmlDesigner {
 
+static inline DesignDocumentController* designDocumentController()
+{
+    return Internal::DesignModeWidget::instance()->currentDesignDocumentController();
+}
+
 static inline QString captionForModelNode(const ModelNode &modelNode)
 {
     if (modelNode.id().isEmpty())
@@ -188,15 +192,82 @@ static inline bool isFileComponent(const ModelNode &node)
     return false;
 }
 
+static inline void getWidthHeight(const ModelNode &node, int &width, int &height)
+{
+    QmlItemNode itemNode(node);
+    if (itemNode.isValid()) {
+        width = itemNode.instanceValue("width").toInt();
+        height = itemNode.instanceValue("height").toInt();
+    }
+}
+
+static inline void getProperties(const ModelNode node, QHash<QString, QVariant> &propertyHash)
+{
+    if (QmlObjectNode(node).isValid()) {
+        foreach (const QString &propertyName, node.propertyNames()) {
+            if (node.property(propertyName).isVariantProperty() ||
+                    node.property(propertyName).isBindingProperty() &&
+                    !propertyName.contains(QLatin1String("anchors."))) {
+                propertyHash.insert(propertyName, QmlObjectNode(node).instanceValue(propertyName));
+            }
+        }
+    }
+    QmlItemNode itemNode(node);
+    if (itemNode.isValid()) {
+        propertyHash.insert(QLatin1String("width"), itemNode.instanceValue(QLatin1String("width")));
+        propertyHash.insert(QLatin1String("height"), itemNode.instanceValue(QLatin1String("height")));
+        propertyHash.remove(QLatin1String("x"));
+        propertyHash.remove(QLatin1String("y"));
+        propertyHash.remove(QLatin1String("rotation"));
+        propertyHash.remove(QLatin1String("opacity"));
+    }
+}
+
+static inline void applyProperties(ModelNode &node, const QHash<QString, QVariant> &propertyHash)
+{
+    QHash<QString, QVariant> auxiliaryData  = node.auxiliaryData();
+    foreach (const QString propertyName, auxiliaryData.keys()) {
+        node.setAuxiliaryData(propertyName, QVariant());
+    }
+
+    QHashIterator<QString, QVariant> i(propertyHash);
+    while (i.hasNext()) {
+        i.next();
+        if (i.key() == QLatin1String("width") || i.key() == QLatin1String("height")) {
+            node.setAuxiliaryData(i.key(), i.value());
+        } else if (node.property(i.key()).isDynamic() &&
+                   node.property(i.key()).dynamicTypeName() == QLatin1String("alias") &&
+                   node.property(i.key()).isBindingProperty()) {
+            AbstractProperty targetProperty = node.bindingProperty(i.key()).resolveToProperty();
+            if (targetProperty.isValid()) {
+                targetProperty.parentModelNode().setAuxiliaryData(targetProperty.name() + QLatin1String("@NodeInstance"), i.value());
+            }
+        } else {
+            node.setAuxiliaryData(i.key() + QLatin1String("@NodeInstance"), i.value());
+        }
+    }
+}
+
 static inline void openFileForComponent(const ModelNode &node)
 {
+    //int width = 0;
+    //int height = 0;
+    QHash<QString, QVariant> propertyHash;
     if (node.metaInfo().isComponent()) {
-        Core::EditorManager::instance()->openEditor(node.metaInfo().componentFileName());
+        //getWidthHeight(node, width, height);
+        getProperties(node, propertyHash);
+        designDocumentController()->changeToExternalSubComponent(node.metaInfo().componentFileName());
     } else if (checkIfNodeIsAView(node) &&
                node.hasNodeProperty("delegate") &&
                node.nodeProperty("delegate").modelNode().metaInfo().isComponent()) {
-        Core::EditorManager::instance()->openEditor(node.nodeProperty("delegate").modelNode().metaInfo().componentFileName());
+        //getWidthHeight(node, width, height);
+        getProperties(node, propertyHash);
+        designDocumentController()->changeToExternalSubComponent(node.nodeProperty("delegate").modelNode().metaInfo().componentFileName());
     }
+    ModelNode rootModelNode = designDocumentController()->model()->rewriterView()->rootModelNode();
+    applyProperties(rootModelNode, propertyHash);
+    //rootModelNode.setAuxiliaryData("width", width);
+    //rootModelNode.setAuxiliaryData("height", height);
 }
 
 static inline void openInlineComponent(const ModelNode &node)
@@ -204,16 +275,30 @@ static inline void openInlineComponent(const ModelNode &node)
     if (!node.isValid() || !node.metaInfo().isValid())
         return;
 
-    if (!DesignDocumentController::instance())
+    if (!designDocumentController())
         return;
 
-    if (node.nodeSourceType() == ModelNode::NodeWithComponentSource)
-        DesignDocumentController::instance()->changeCurrentModelTo(node);
-    if (checkIfNodeIsAView(node) &&
-        node.hasNodeProperty("delegate")) {
-        if (node.nodeProperty("delegate").modelNode().nodeSourceType() == ModelNode::NodeWithComponentSource)
-            DesignDocumentController::instance()->changeCurrentModelTo(node.nodeProperty("delegate").modelNode());
+    //int width = 0;
+    //int height = 0;
+    QHash<QString, QVariant> propertyHash;
+
+    if (node.nodeSourceType() == ModelNode::NodeWithComponentSource) {
+        //getWidthHeight(node, width, height);
+        getProperties(node, propertyHash);
+        designDocumentController()->changeToSubComponent(node);
+    } else if (checkIfNodeIsAView(node) &&
+               node.hasNodeProperty("delegate")) {
+        if (node.nodeProperty("delegate").modelNode().nodeSourceType() == ModelNode::NodeWithComponentSource) {
+            //getWidthHeight(node, width, height);
+            getProperties(node, propertyHash);
+            designDocumentController()->changeToSubComponent(node.nodeProperty("delegate").modelNode());
+        }
     }
+
+    ModelNode rootModelNode = designDocumentController()->model()->rewriterView()->rootModelNode();
+    applyProperties(rootModelNode, propertyHash);
+    //rootModelNode.setAuxiliaryData("width", width);
+    //rootModelNode.setAuxiliaryData("height", height);
 }
 
 static inline bool modelNodesHaveProperty(const QList<ModelNode> &modelNodeList, const QString &propertyName)
diff --git a/src/plugins/qmldesigner/designmodewidget.cpp b/src/plugins/qmldesigner/designmodewidget.cpp
index 63360e3317..84dd531776 100644
--- a/src/plugins/qmldesigner/designmodewidget.cpp
+++ b/src/plugins/qmldesigner/designmodewidget.cpp
@@ -59,6 +59,7 @@
 #include <utils/parameteraction.h>
 #include <utils/fileutils.h>
 #include <utils/qtcassert.h>
+#include <utils/crumblepath.h>
 
 #include <QtCore/QSettings>
 #include <QtCore/QEvent>
@@ -333,7 +334,7 @@ void DesignModeWidget::showEditor(Core::IEditor *editor)
 
             newDocument->setFileName(fileName);
 
-            document = newDocument;          
+            document = newDocument;
 
             m_documentHash.insert(textEdit, document);
         }
@@ -702,8 +703,9 @@ void DesignModeWidget::setup()
     m_itemLibraryView = new ItemLibraryView(this);
 
     m_statesEditorView = new StatesEditorView(this);
-    
+
     m_formEditorView = new FormEditorView(this);
+    connect(m_formEditorView->widget()->toolBox()->crumblePath(), SIGNAL(elementClicked(QVariant)), this, SLOT(onCrumblePathElementClicked(QVariant)));
 
     m_componentView = new ComponentView(this);
     m_formEditorView->widget()->toolBox()->addLeftSideAction(m_componentView->action());
diff --git a/src/plugins/qmldesigner/designmodewidget.h b/src/plugins/qmldesigner/designmodewidget.h
index 8c2f80ae3c..1debe8d32c 100644
--- a/src/plugins/qmldesigner/designmodewidget.h
+++ b/src/plugins/qmldesigner/designmodewidget.h
@@ -165,6 +165,8 @@ private slots:
     void onGoBackClicked();
     void onGoForwardClicked();
 
+    void onCrumblePathElementClicked(const QVariant &data);
+
 protected:
     void resizeEvent(QResizeEvent *event);