diff --git a/frontend/control/list-labels/list-labels.pri b/frontend/control/list-labels/list-labels.pri
index 8a10490..4049a43 100644
--- a/frontend/control/list-labels/list-labels.pri
+++ b/frontend/control/list-labels/list-labels.pri
@@ -2,8 +2,8 @@ INCLUDEPATH += $$PWD
 
 HEADERS += \
         $$PWD/show-more-label.h \
-        $$PWD/title-label.h \
+        $$PWD/title-label.h
 
 SOURCES += \
         $$PWD/show-more-label.cpp \
-        $$PWD/title-label.cpp \
+        $$PWD/title-label.cpp
diff --git a/frontend/view/best-list-view.cpp b/frontend/view/best-list-view.cpp
index 3c66fbc..7a83edc 100644
--- a/frontend/view/best-list-view.cpp
+++ b/frontend/view/best-list-view.cpp
@@ -145,18 +145,34 @@ void BestListView::mousePressEvent(QMouseEvent *event)
 {
     m_tmpCurrentIndex = this->currentIndex();
     m_tmpMousePressIndex = indexAt(event->pos());
+    if (m_tmpMousePressIndex.isValid() and m_tmpCurrentIndex != m_tmpMousePressIndex) {
+        Q_EMIT this->clicked(m_tmpMousePressIndex);
+    }
+
     return QTreeView::mousePressEvent(event);
 }
 
 void BestListView::mouseReleaseEvent(QMouseEvent *event)
 {
     QModelIndex index = indexAt(event->pos());
-    if (!index.isValid() or index != m_tmpMousePressIndex) {
-        this->setCurrentIndex(m_tmpCurrentIndex);
+    if (index.isValid()) {
+        Q_EMIT this->clicked(index);
+    } else {
+        Q_EMIT this->clicked(this->currentIndex());
     }
     return QTreeView::mouseReleaseEvent(event);
 }
 
+void BestListView::mouseMoveEvent(QMouseEvent *event)
+{
+   m_tmpCurrentIndex = this->currentIndex();
+   m_tmpMousePressIndex = indexAt(event->pos());
+   if (m_tmpMousePressIndex.isValid() and m_tmpCurrentIndex != m_tmpMousePressIndex) {
+       Q_EMIT this->clicked(m_tmpMousePressIndex);
+   }
+    return QTreeView::mouseMoveEvent(event);
+}
+
 void BestListView::initConnections()
 {
     connect(this, &BestListView::startSearch, [ = ](const QString &keyword) {
diff --git a/frontend/view/best-list-view.h b/frontend/view/best-list-view.h
index 51f1151..1b5d22c 100644
--- a/frontend/view/best-list-view.h
+++ b/frontend/view/best-list-view.h
@@ -39,6 +39,7 @@ public Q_SLOTS:
 protected:
     void mousePressEvent(QMouseEvent *event);
     void mouseReleaseEvent(QMouseEvent * event);
+    void mouseMoveEvent(QMouseEvent *event);
 
 private:
     void initConnections();
diff --git a/frontend/view/result-view.cpp b/frontend/view/result-view.cpp
index ea6b7ad..c44fc84 100644
--- a/frontend/view/result-view.cpp
+++ b/frontend/view/result-view.cpp
@@ -237,8 +237,10 @@ void ResultView::onRowSelectedSlot(const QModelIndex &index)
 {
     //NEW_TODO
     m_is_selected = true;
-    Q_EMIT this->currentRowChanged(m_plugin_id, m_model->getInfo(index));
-//    if(!selected.isEmpty()) {
+    if(index.isValid()) {
+        Q_EMIT this->currentRowChanged(m_plugin_id, m_model->getInfo(index));
+    }
+    //    if(!selected.isEmpty()) {
 //        QRegion region = visualRegionForSelection(selected);
 //        QRect rect = region.boundingRect();
 ////            Q_EMIT this->currentSelectPos(mapToParent(rect.topLeft()));
@@ -282,18 +284,34 @@ void ResultView::mousePressEvent(QMouseEvent *event)
 {
     m_tmpCurrentIndex = this->currentIndex();
     m_tmpMousePressIndex = indexAt(event->pos());
+    if (m_tmpMousePressIndex.isValid() and m_tmpCurrentIndex != m_tmpMousePressIndex) {
+        Q_EMIT this->clicked(m_tmpMousePressIndex);
+    }
+
     return QTreeView::mousePressEvent(event);
 }
 
 void ResultView::mouseReleaseEvent(QMouseEvent *event)
 {
     QModelIndex index = indexAt(event->pos());
-    if (!index.isValid() or index != m_tmpMousePressIndex) {
-        this->setCurrentIndex(m_tmpCurrentIndex);
+    if (index.isValid()) {
+        Q_EMIT this->clicked(index);
+    } else {
+        Q_EMIT this->clicked(this->currentIndex());
     }
     return QTreeView::mouseReleaseEvent(event);
 }
 
+void ResultView::mouseMoveEvent(QMouseEvent *event)
+{
+   m_tmpCurrentIndex = this->currentIndex();
+   m_tmpMousePressIndex = indexAt(event->pos());
+   if (m_tmpMousePressIndex.isValid() and m_tmpCurrentIndex != m_tmpMousePressIndex) {
+       Q_EMIT this->clicked(m_tmpMousePressIndex);
+   }
+    return QTreeView::mouseMoveEvent(event);
+}
+
 void ResultView::initConnections()
 {
     connect(this, &ResultView::startSearch, [ = ](const QString &keyword) {
diff --git a/frontend/view/result-view.h b/frontend/view/result-view.h
index 1ff0678..f2456e4 100644
--- a/frontend/view/result-view.h
+++ b/frontend/view/result-view.h
@@ -36,6 +36,7 @@ public Q_SLOTS:
 protected:
     void mousePressEvent(QMouseEvent *event);
     void mouseReleaseEvent(QMouseEvent *event);
+    void mouseMoveEvent(QMouseEvent *event);
 
 private:
     void initConnections();
@@ -55,6 +56,7 @@ Q_SIGNALS:
     void listLengthChanged(const int &);
     void rowClicked();
     void lableReset();
+    void mouseSelect(QModelIndex &index);
 };
 
 class ResultWidget : public QWidget