Plugins::QRCode: fix core dump

Author: KangLin

Plugin/App/QRCode/CPluginQRCode.cpp

@@ -21,20 +21,13 @@ int CPluginQRCode::Open(void *pPara, QWidget *parent)
 {
     Q_UNUSED(pPara);
     Q_UNUSED(parent);
-    if(m_FrmScanQRCode.isNull())
-        m_FrmScanQRCode = QSharedPointer<CFrmScanQRcode>(new CFrmScanQRcode());
-    if(!m_FrmScanQRCode.isNull())
-        m_FrmScanQRCode->show();
+    m_FrmScanQRCode.show();
     return 0;
 }
 
 int CPluginQRCode::Close()
 {
-    if(!m_FrmScanQRCode.isNull())
-    {  
-        m_FrmScanQRCode->close();
-        m_FrmScanQRCode.clear();
-    }
+    m_FrmScanQRCode.close();
     return 0;
 }
 

Plugin/App/QRCode/CPluginQRCode.h

@@ -38,7 +38,7 @@ class CPluginQRCode : public QObject,  CPluginApp
     virtual QIcon Icon();
 
 private:
-    QSharedPointer<CFrmScanQRcode> m_FrmScanQRCode;
+    CFrmScanQRcode m_FrmScanQRCode;
 };
 
 #endif // CPLUGINQRCODE_H