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完善数据链接失败的提示信息和日志记录

This commit is contained in:
duanshengchao 2025-04-02 18:29:56 +08:00
parent bba170ba95
commit d0bd059ffe
4 changed files with 10 additions and 10 deletions
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2
include/dbManager.h
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@ -21,7 +21,7 @@ public:
QStringList conncetions();//获取所有链接名称 QStringList conncetions();//获取所有链接名称
signals: signals:
void errorOccurred(const QString& strConnectionName, const QSqlError& error); //错误信息信号 void errorOccurred(const QString& strConnectionName, const QString& error); //错误信息信号
void connectionStatusChanged(const QString& strConnectionName, bool bConnected); void connectionStatusChanged(const QString& strConnectionName, bool bConnected);
private: private:

2
include/mainwindow.h
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@ -54,7 +54,7 @@ private slots:
void onActionTrigger_removeModel(); void onActionTrigger_removeModel();
void onSIG_addConnection(DatabaseConfig&); void onSIG_addConnection(DatabaseConfig&);
void onSIG_errorFromDBManger(const QString& strConnectionName, const QSqlError& error); void onSIG_errorFromDBManger(const QString& strConnectionName, const QString& error);
void onSIG_errorFormSQLExecutor(const QString& error); void onSIG_errorFormSQLExecutor(const QString& error);
void onSIG_connectionStatusChanged(const QString& strConnectionName, bool bConnected); void onSIG_connectionStatusChanged(const QString& strConnectionName, bool bConnected);
void onSIG_addModel(Model&); void onSIG_addModel(Model&);

10
source/dbManager.cpp
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@ -33,7 +33,7 @@ bool DatabaseManager::addDatabase(const DatabaseConfig& config)
//QString("Connection name '%1' already exists").arg(config.strConnectionName), //QString("Connection name '%1' already exists").arg(config.strConnectionName),
QString::fromWCharArray(L"已存在同名的链接: '%1'").arg(config.strConnectionName), QString::fromWCharArray(L"已存在同名的链接: '%1'").arg(config.strConnectionName),
QSqlError::ConnectionError); QSqlError::ConnectionError);
emit errorOccurred(config.strConnectionName, error); emit errorOccurred(config.strConnectionName, error.databaseText());
return false; return false;
} }
@ -45,7 +45,7 @@ bool DatabaseManager::addDatabase(const DatabaseConfig& config)
QSqlError error(QString::fromWCharArray(L"配置信息错误"), QSqlError error(QString::fromWCharArray(L"配置信息错误"),
QString::fromWCharArray(L"'%1' 具有相同配置信息").arg(c.strConnectionName), QString::fromWCharArray(L"'%1' 具有相同配置信息").arg(c.strConnectionName),
QSqlError::ConnectionError); QSqlError::ConnectionError);
emit errorOccurred(config.strConnectionName, error); emit errorOccurred(config.strConnectionName, error.databaseText());
return false; return false;
} }
} }
@ -62,7 +62,7 @@ bool DatabaseManager::connect(const QString& strConnectionName)
QSqlError error(QString::fromWCharArray(L"配置信息错误"), QSqlError error(QString::fromWCharArray(L"配置信息错误"),
QString::fromWCharArray(L"没有找到该链接的配置信息"), QString::fromWCharArray(L"没有找到该链接的配置信息"),
QSqlError::ConnectionError); QSqlError::ConnectionError);
emit errorOccurred(strConnectionName, error); emit errorOccurred(strConnectionName, error.databaseText());
LOG_ERROR("DB", QString("Connection failed: %1 due 2%").arg(strConnectionName).arg("no configuration information")); LOG_ERROR("DB", QString("Connection failed: %1 due 2%").arg(strConnectionName).arg("no configuration information"));
return false; return false;
} }
@ -77,11 +77,11 @@ bool DatabaseManager::connect(const QString& strConnectionName)
if(!db.open()) if(!db.open())
{ {
LOG_ERROR("DB", QString("DB: %1 open failed. connectionName: %2. error: %2") LOG_ERROR("DB", QString("DB: %1 open failed. connectionName: %2. error: %3")
.arg(config.strDBName) .arg(config.strDBName)
.arg(strConnectionName) .arg(strConnectionName)
.arg(db.lastError().databaseText())); .arg(db.lastError().databaseText()));
emit errorOccurred(strConnectionName, db.lastError()); emit errorOccurred(strConnectionName, QString::fromWCharArray(L"数据库打开失败，详情可见日志文件"));
QSqlDatabase::removeDatabase(strConnectionName); QSqlDatabase::removeDatabase(strConnectionName);
return false; return false;
} }

6
source/mainwindow.cpp
View File

@ -199,10 +199,10 @@ void MainWindow::onSIG_addConnection(DatabaseConfig& config)
m_pDBStrutureModel->addConnection(config.strConnectionName, config.strDBType); m_pDBStrutureModel->addConnection(config.strConnectionName, config.strDBType);
} }
void MainWindow::onSIG_errorFromDBManger(const QString& strConnectionName, const QSqlError& error) void MainWindow::onSIG_errorFromDBManger(const QString& strConnectionName, const QString& error)
{ {
m_lastSqlError = error; //m_lastSqlError = error;
showMessageDialog(type_warning, QString::fromWCharArray(L"错误"),error.databaseText()); showMessageDialog(type_warning, QString::fromWCharArray(L"错误"),error);
} }
void MainWindow::onSIG_errorFormSQLExecutor(const QString& error) void MainWindow::onSIG_errorFormSQLExecutor(const QString& error)