...

代码/cpp/car_dealer_util/source/widgets/LoginWidget/QLoginDialog.cpp

@@ -1,5 +1,12 @@
-#include "QLoginDialog.h"
+#include <iostream>
+#include "QLoginDialog.h"
 #include "../../system/system_util.h"
+#include "../../data/Datastructure/UserInfo/UserInfo.h"
+#include "../../data/query/query_user.h"
+#include "../../data/AppParameters/AppParameters.h"
+#include <QMessageBox>
+
+using namespace std;
 
 QLoginDialog::QLoginDialog( QWidget * parent )
 	: QDialog( parent )
@@ -24,26 +31,40 @@ void QLoginDialog::initData()
 {
 	returnCode = EXIT;
 
-	systemUserName = QString::fromStdWString(getUserName());
+	systemUserName = QString::fromStdWString( getUserName() );
 }
 
 void QLoginDialog::initSignal()
 {
-	connect(ui.pButtonOK, SIGNAL(clicked()), this, SLOT(onOK()));
-	connect(ui.pButtonExit, SIGNAL(clicked()), this, SLOT(onExit()));
+	connect( ui.pButtonOK, SIGNAL( clicked() ), this, SLOT( onOK() ) );
+	connect( ui.pButtonExit, SIGNAL( clicked() ), this, SLOT( onExit() ) );
 }
 
 void QLoginDialog::initWidgets()
 {
 	setLayout( ui.pLayoutMain );
 
-	ui.pEditSystemUserName->setText(systemUserName);
+	ui.pEditSystemUserName->setText( systemUserName );
+
+	try
+	{
+		queryStaffInfo( systemUserName );
+	}
+	catch ( runtime_error & error )
+	{
+		//如果出现异常，就不让用户继续登录
+		QMessageBox::critical( nullptr,
+		                       "错误，请联系管理员!",
+		                       QString::fromLocal8Bit( error.what() ) );
+
+		ui.pButtonOK->setEnabled( false );
+	}
 }
 
 void QLoginDialog::onOK()
 {
 	returnCode = OK;
-	
+
 	this->close();
 }
 
@@ -53,3 +74,19 @@ void QLoginDialog::onExit()
 
 	this->close();
 }
+
+void QLoginDialog::queryStaffInfo( const QString & systemUserName )
+{
+	string userName = "car_dealer";
+	string password = "cpic123456";
+	string tnsName  = "xmcx1";
+
+	string staffP13 = systemUserName.toLocal8Bit();
+
+	UserInfo && info = queryUserInfo( userName,
+	                                  password,
+	                                  tnsName,
+	                                  staffP13 );
+
+	pStaffInfo = new UserInfo( info );
+}

代码/cpp/car_dealer_util/source/widgets/LoginWidget/QLoginDialog.h

@@ -27,6 +27,9 @@ protected Q_SLOTS:
 	void onOK();
 	void onExit();
 
+private:
+	void queryStaffInfo( const QString & systemUserName );
+
 private:
 	Ui::QLoginDialog ui;
 	ReturnCode returnCode;