Fixed a signal slot error

src/customWidgets/UBWidgetList.cpp

@@ -10,6 +10,8 @@ UBWidgetList::UBWidgetList(QWidget* parent, eWidgetListOrientation orientation,
   , mMargin(5)
   , mListElementsSpacing(10)
   , mpEmptyLabel(NULL)
+  , mCanRemove(true)
+  , mpCurrentWidget(NULL)
 {
    setObjectName(name);
    mOrientation = orientation;
@@ -130,6 +132,13 @@ void UBWidgetList::resizeEvent(QResizeEvent *ev)
     updateSizes();
 }
 
+void UBWidgetList::mousePressEvent(QMouseEvent *ev)
+{
+    if(mCanRemove){
+
+    }
+}
+
 void UBWidgetList::updateSizes()
 {
     // Resize all the widgets

src/customWidgets/UBWidgetList.h

@@ -41,7 +41,10 @@ public:
     int listElementsSpacing() {return mListElementsSpacing; }
 
 protected:
+    bool mCanRemove;
+
     void resizeEvent(QResizeEvent* ev);
+    void mousePressEvent(QMouseEvent* ev);
 
 private:
     int scaleWidgets(QSize pSize);
@@ -55,6 +58,7 @@ private:
     int mListElementsSpacing;
     QMap<QWidget*, QSize> mWidgetInfo;
     QLabel* mpEmptyLabel;
+    QWidget* mpCurrentWidget;
 };
 
 #endif // UBWIDGETLIST_H

src/gui/UBTBDocumentEditWidget.cpp

@@ -120,7 +120,7 @@ UBTBDocumentEditWidget::UBTBDocumentEditWidget(UBTeacherBarDataMgr* pDataMgr, QW
     connect(mpLicenseCombox, SIGNAL(currentIndexChanged(int)), this, SLOT(onLicenseCurrentIndexChanged(int)));
     connect(mpKeywords, SIGNAL(textChanged(QString)), this, SLOT(onKeywordChanged(QString)));
     connect(mpLevel, SIGNAL(currentIndexChanged(QString)), this, SLOT(onLevelChanged(QString)));
-    connect(mpTopic, SIGNAL(currentIndexChanged(QString)), this, SLOT(onTopicChanged(QString)));
+    connect(mpTopic, SIGNAL(textChanged(QString)), this, SLOT(onTopicChanged(QString)));
     connect(mpAuthor, SIGNAL(textChanged(QString)), this, SLOT(onAuthorChanged(QString)));
 }
 

src/gui/UBTeacherBarPreviewWidget.cpp

@@ -134,6 +134,7 @@ void UBActionPreview::setContent(const QString &content)
 UBTBPreviewContainer::UBTBPreviewContainer(QWidget *parent, const char *name):UBWidgetList(parent)
 {
     setObjectName(name);
+    mCanRemove = false;
 }
 
 UBTBPreviewContainer::~UBTBPreviewContainer()