Database connection. More...
#include </home/runner/work/Dviglo/Dviglo/DvigloRepository/Source/Urho3D/Database/SQLite/SQLiteConnection.h>
Inheritance diagram for Dviglo::DbConnection:
Public Member Functions | |
| DbConnection (Context *context, const String &connectionString) | |
| Construct. | |
| virtual | ~DbConnection () override |
| Destruct. | |
| void | Finalize () |
| Finalize all prepared statements, close all BLOB handles, and finish all sqlite3_backup objects. | |
| DbResult | Execute (const String &sql, bool useCursorEvent=false) |
| Execute an SQL statements immediately. Send E_DBCURSOR event for each row in the resultset when useCursorEvent parameter is set to true. | |
| const String & | GetConnectionString () const |
| Return database connection string. The connection string for SQLite3 is using the URI format described in https://www.sqlite.org/uri.html, while the connection string for ODBC is using DSN format as per ODBC standard. | |
| const nanodbc::connection * | GetConnectionImpl () const |
| Return the underlying implementation connection object pointer. It is sqlite* when using SQLite3 or nanodbc::connection* when using ODBC. | |
| bool | IsConnected () const |
| Return true when the connection object is connected to the associated database. | |
| DbConnection (Context *context, const String &connectionString) | |
| Construct. | |
| ~DbConnection () override | |
| Destruct. | |
| void | Finalize () |
| Finalize all prepared statements, close all BLOB handles, and finish all sqlite3_backup objects. | |
| DbResult | Execute (const String &sql, bool useCursorEvent=false) |
| Execute an SQL statements immediately. Send E_DBCURSOR event for each row in the resultset when useCursorEvent parameter is set to true. | |
| const String & | GetConnectionString () const |
| Return database connection string. The connection string for SQLite3 is using the URI format described in https://www.sqlite.org/uri.html, while the connection string for ODBC is using DSN format as per ODBC standard. | |
| const sqlite3 * | GetConnectionImpl () const |
| Return the underlying implementation connection object pointer. It is sqlite* when using SQLite3 or nanodbc::connection* when using ODBC. | |
| bool | IsConnected () const |
| Return true when the connection object is connected to the associated database. | |
 Public Member Functions inherited from Dviglo::Object | |
| Object (Context *context) | |
| Construct. | |
| ~Object () override | |
| Destruct. Clean up self from event sender & receiver structures. | |
| virtual StringHash | GetType () const =0 |
| virtual const String & | GetTypeName () const =0 |
| virtual const TypeInfo * | GetTypeInfo () const =0 |
| Return type info. | |
| virtual void | OnEvent (Object *sender, StringHash eventType, VariantMap &eventData) |
| Handle event. | |
| bool | IsInstanceOf (StringHash type) const |
| Check current instance is type of specified type. | |
| bool | IsInstanceOf (const TypeInfo *typeInfo) const |
| Check current instance is type of specified type. | |
| template<typename T > | |
| bool | IsInstanceOf () const |
| Check current instance is type of specified class. | |
| template<typename T > | |
| T * | Cast () |
| Cast the object to specified most derived class. | |
| template<typename T > | |
| const T * | Cast () const |
| Cast the object to specified most derived class. | |
| void | SubscribeToEvent (StringHash eventType, EventHandler *handler) |
| Subscribe to an event that can be sent by any sender. | |
| void | SubscribeToEvent (Object *sender, StringHash eventType, EventHandler *handler) |
| Subscribe to a specific sender's event. | |
| void | SubscribeToEvent (StringHash eventType, const std::function< void(StringHash, VariantMap &)> &function, void *userData=nullptr) |
| Subscribe to an event that can be sent by any sender. | |
| void | SubscribeToEvent (Object *sender, StringHash eventType, const std::function< void(StringHash, VariantMap &)> &function, void *userData=nullptr) |
| Subscribe to a specific sender's event. | |
| void | UnsubscribeFromEvent (StringHash eventType) |
| Unsubscribe from an event. | |
| void | UnsubscribeFromEvent (Object *sender, StringHash eventType) |
| Unsubscribe from a specific sender's event. | |
| void | UnsubscribeFromEvents (Object *sender) |
| Unsubscribe from a specific sender's events. | |
| void | UnsubscribeFromAllEvents () |
| Unsubscribe from all events. | |
| void | UnsubscribeFromAllEventsExcept (const PODVector< StringHash > &exceptions, bool onlyUserData) |
| Unsubscribe from all events except those listed, and optionally only those with userdata (script registered events). | |
| void | SendEvent (StringHash eventType) |
| Send event to all subscribers. | |
| void | SendEvent (StringHash eventType, VariantMap &eventData) |
| Send event with parameters to all subscribers. | |
| VariantMap & | GetEventDataMap () const |
| Return a preallocated map for event data. Used for optimization to avoid constant re-allocation of event data maps. | |
| template<typename... Args> | |
| void | SendEvent (StringHash eventType, Args... args) |
| Send event with variadic parameter pairs to all subscribers. The parameter pairs is a list of paramID and paramValue separated by comma, one pair after another. | |
| Context * | GetContext () const |
| Return execution context. | |
| const Variant & | GetGlobalVar (StringHash key) const |
| const VariantMap & | GetGlobalVars () const |
| void | SetGlobalVar (StringHash key, const Variant &value) |
| Object * | GetSubsystem (StringHash type) const |
| Return subsystem by type. | |
| Object * | GetEventSender () const |
| Return active event sender. Null outside event handling. | |
| EventHandler * | GetEventHandler () const |
| Return active event handler. Null outside event handling. | |
| bool | HasSubscribedToEvent (StringHash eventType) const |
| Return whether has subscribed to an event without specific sender. | |
| bool | HasSubscribedToEvent (Object *sender, StringHash eventType) const |
| Return whether has subscribed to a specific sender's event. | |
| bool | HasEventHandlers () const |
| Return whether has subscribed to any event. | |
| template<class T > | |
| T * | GetSubsystem () const |
| Template version of returning a subsystem. | |
| const String & | GetCategory () const |
| void | SetBlockEvents (bool block) |
| Block object from sending and receiving events. | |
| bool | GetBlockEvents () const |
| Return sending and receiving events blocking status. | |
| Public Member Functions inherited from Dviglo::RefCounted | |
| RefCounted () | |
| Construct. Allocate the reference count structure and set an initial self weak reference. | |
| virtual | ~RefCounted () |
| Destruct. Mark as expired and also delete the reference count structure if no outside weak references exist. | |
| RefCounted (const RefCounted &rhs)=delete | |
| Prevent copy construction. | |
| RefCounted & | operator= (const RefCounted &rhs)=delete |
| Prevent assignment. | |
| void | AddRef () |
| void | ReleaseRef () |
| int | Refs () const |
| int | WeakRefs () const |
| RefCount * | RefCountPtr () |
| Return pointer to the reference count structure. | |
Private Member Functions | |
| URHO3D_OBJECT (DbConnection, Object) | |
| void | HandleRuntimeError (const char *message, const char *cause) |
| Internal helper method to handle runtime exception by logging it to stderr stream. | |
| URHO3D_OBJECT (DbConnection, Object) | |
Private Attributes | |
| String | connectionString_ |
| The connection string for SQLite3 is using the URI format described in https://www.sqlite.org/uri.html, while the connection string for ODBC is using DSN format as per ODBC standard. | |
| nanodbc::connection | connectionImpl_ |
| The underlying implementation connection object. | |
| sqlite3 * | connectionImpl_ |
| The underlying implementation connection object. | |
Additional Inherited Members | |
| Static Public Member Functions inherited from Dviglo::Object | |
| static const TypeInfo * | GetTypeInfoStatic () |
| Return type info static. | |
| Protected Attributes inherited from Dviglo::Object | |
| Context * | context_ |
| Execution context. | |
Detailed Description
Database connection.
The documentation for this class was generated from the following files:
- /home/runner/work/Dviglo/Dviglo/DvigloRepository/Source/Urho3D/Database/ODBC/ODBCConnection.h
- /home/runner/work/Dviglo/Dviglo/DvigloRepository/Source/Urho3D/Database/SQLite/SQLiteConnection.h
- /home/runner/work/Dviglo/Dviglo/DvigloRepository/Source/Urho3D/Database/ODBC/ODBCConnection.cpp
- /home/runner/work/Dviglo/Dviglo/DvigloRepository/Source/Urho3D/Database/SQLite/SQLiteConnection.cpp
