Fixed behavior of freezing wodgets.

Improved mechansm of determination status of widgets - loading or error, or all is ok. Messages doesn't hides widget content.

src/board/UBBoardController.cpp

@@ -2233,7 +2233,7 @@ void UBBoardController::freezeW3CWidget(QGraphicsItem *item, bool freeze)
             return;
 
         if (freeze) {
-            item_casted->widgetWebView()->page()->mainFrame()->setContent(UBW3CWidget::freezedWidgetPage().toAscii());
+            item_casted->widgetWebView()->load(QUrl(item_casted->w3cWidget()->freezedWidgetFilePath()));
         }else
             item_casted->widgetWebView()->loadMainHtml();
     }

src/domain/UBAbstractWidget.cpp

@@ -73,7 +73,7 @@ UBAbstractWidget::UBAbstractWidget(const QUrl& pWidgetUrl, QWidget *parent)
 
     connect(QWebView::page()->mainFrame(), SIGNAL(javaScriptWindowObjectCleared()), this, SLOT(javaScriptWindowObjectCleared()));
     connect(QWebView::page(), SIGNAL(geometryChangeRequested(const QRect&)), this, SIGNAL(geometryChangeRequested(const QRect&)));
-    connect(QWebView::page(), SIGNAL(loadFinished(bool)), this, SLOT(mainFrameLoadFinished (bool)));
+    connect(this, SIGNAL(loadFinished(bool)), this, SLOT(mainFrameLoadFinished (bool)));
 
     setMouseTracking(true);
 }
@@ -121,6 +121,7 @@ UBAbstractWidget::~UBAbstractWidget()
 
 void UBAbstractWidget::loadMainHtml()
 {
+    mInitialLoadDone = false;
     QWebView::load(mMainHtmlUrl);
 }
 
@@ -400,21 +401,21 @@ void UBAbstractWidget::paintEvent(QPaintEvent * event)
         QPainter p(this);
         p.drawPixmap(0, 0, mSnapshot);
     }
-    else if(mIsTakingSnapshot || (mInitialLoadDone && !mLoadIsErronous))
+    else
     {
         QWebView::paintEvent(event);
     }
-    else
+    if (!mInitialLoadDone || mLoadIsErronous)
     {
          QPainter p(this);
          QString message = tr("Loading ...");
 
          // this is the right way of doing but we receive two callback and the one return always that the
          // load as failed... to check
-//         if (mLoadIsErronous)
-//             message = tr("Cannot load content");
-//         else
-//             message = tr("Loading ...");
+         if (mInitialLoadDone && mLoadIsErronous)
+             message = tr("Cannot load content");
+         else
+             message = tr("Loading ...");
 
          p.setFont(QFont("Arial", 12));
 

src/domain/UBGraphicsItemUndoCommand.cpp

@@ -54,13 +54,11 @@ UBGraphicsItemUndoCommand::UBGraphicsItemUndoCommand(UBGraphicsScene* pScene, QG
     if (pRemovedItem)
     {
         mRemovedItems.insert(pRemovedItem);
-        UBApplication::boardController->freezeW3CWidget(pRemovedItem, true);
     }
 
     if (pAddedItem)
     {
         mAddedItems.insert(pAddedItem);
-        UBApplication::boardController->freezeW3CWidget(pAddedItem, false);
     }
 
     mFirstRedo = true;
@@ -82,9 +80,10 @@ void UBGraphicsItemUndoCommand::undo()
     while (itAdded.hasNext())
     {
         QGraphicsItem* item = itAdded.next();
+
+        UBApplication::boardController->freezeW3CWidget(item, true);
         item->setSelected(false);
         mScene->removeItem(item);
-        UBApplication::boardController->freezeW3CWidget(item, true);
     }
 
     QSetIterator<QGraphicsItem*> itRemoved(mRemovedItems);
@@ -132,12 +131,12 @@ void UBGraphicsItemUndoCommand::redo()
             QGraphicsItem* item = itAdded.next();
             if (item)
             {
+                UBApplication::boardController->freezeW3CWidget(item, false);
+
                 if (UBItemLayerType::FixedBackground == item->data(UBGraphicsItemData::ItemLayerType))
                     mScene->setAsBackgroundObject(item);
                 else
                     mScene->addItem(item);
-
-                UBApplication::boardController->freezeW3CWidget(item, false);
             }
         }
 

src/domain/UBGraphicsScene.cpp

@@ -1717,6 +1717,7 @@ void UBGraphicsScene::removeItem(QGraphicsItem* item)
 {
     setModified(true);
     UBCoreGraphicsScene::removeItem(item);
+    UBApplication::boardController->freezeW3CWidget(item, true);
 
     if (!mTools.contains(item))
       --mItemCount;

src/domain/UBW3CWidget.cpp

@@ -425,8 +425,7 @@ QString UBW3CWidget::freezedWidgetPage()
     static QString defaultcontent;
 
     if (defaultcontent.isNull()) {
-        QString etcPath = UBPlatformUtils::applicationResourcesDirectory() + "/etc/";
-        QString freezedWidgetDefaultContentFilePath = etcPath + "freezedWidgetWrapper.html";
+        QString freezedWidgetDefaultContentFilePath = freezedWidgetFilePath();
         QFile wrapperFile(freezedWidgetDefaultContentFilePath);
         if (!wrapperFile.open(QIODevice::ReadOnly | QIODevice::Text)) {
             qDebug() << "can't open wrapper file " + freezedWidgetDefaultContentFilePath;
@@ -445,6 +444,11 @@ QString UBW3CWidget::freezedWidgetPage()
     return defaultcontent;
 }
 
+QString UBW3CWidget::freezedWidgetFilePath()
+{
+    return UBPlatformUtils::applicationResourcesDirectory() + "/etc/" + "freezedWidgetWrapper.html";
+}
+
 void UBW3CWidget::loadNPAPIWrappersTemplates()
 {
     if (!sTemplateLoaded)

src/domain/UBW3CWidget.h

@@ -50,6 +50,8 @@ class UBW3CWidget : public UBAbstractWidget
 
         static QString freezedWidgetPage();
 
+        static QString freezedWidgetFilePath();
+
         static bool hasNPAPIWrapper(const QString& pMimeType);
 
         class PreferenceValue