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Diffstat (limited to 'dbaccess/source/ui/uno/dbinteraction.hxx')
| -rw-r--r-- | dbaccess/source/ui/uno/dbinteraction.hxx | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/dbaccess/source/ui/uno/dbinteraction.hxx b/dbaccess/source/ui/uno/dbinteraction.hxx new file mode 100644 index 000000000..fdb0dbd2c --- /dev/null +++ b/dbaccess/source/ui/uno/dbinteraction.hxx @@ -0,0 +1,168 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#pragma once + +#include <cppuhelper/implbase.hxx> +#include <connectivity/CommonTools.hxx> + +#include <com/sun/star/awt/XWindow.hpp> +#include <com/sun/star/lang/XInitialization.hpp> +#include <com/sun/star/lang/XServiceInfo.hpp> +#include <com/sun/star/task/XInteractionHandler2.hpp> +#include <com/sun/star/sdb/ParametersRequest.hpp> +#include <com/sun/star/sdb/DocumentSaveRequest.hpp> + +namespace com::sun::star::uno { class XComponentContext; } + +namespace dbtools +{ + class SQLExceptionInfo; +} + +namespace dbaui +{ + + // BasicInteractionHandler + typedef ::cppu::WeakImplHelper< css::lang::XServiceInfo + , css::lang::XInitialization + , css::task::XInteractionHandler2 + > BasicInteractionHandler_Base; + /** implements an <type scope="com.sun.star.task">XInteractionHandler</type> for + database related interaction requests. + <p/> + Supported interaction requests by now (specified by an exception: The appropriate exception + has to be returned by the getRequest method of the object implementing the + <type scope="com.sun.star.task">XInteractionRequest</type> interface. + <ul> + <li><b><type scope="com.sun.star.sdbc">SQLException</type></b>: requests to display a + standard error dialog for the (maybe chained) exception given</li> + </ul> + */ + class BasicInteractionHandler + :public BasicInteractionHandler_Base + { + css::uno::Reference< css::awt::XWindow > m_xParentWindow; + const css::uno::Reference< css::uno::XComponentContext > + m_xContext; + const bool m_bFallbackToGeneric; + + public: + BasicInteractionHandler( + const css::uno::Reference< css::uno::XComponentContext >& rxContext, + const bool i_bFallbackToGeneric + ); + + // XInitialization + virtual void SAL_CALL initialize( const css::uno::Sequence< css::uno::Any >& rArgs ) override; + + // XInteractionHandler2 + virtual sal_Bool SAL_CALL handleInteractionRequest( const css::uno::Reference< css::task::XInteractionRequest >& Request ) override; + + // XInteractionHandler + virtual void SAL_CALL handle( const css::uno::Reference< css::task::XInteractionRequest >& Request ) override; + + protected: + bool + impl_handle_throw( const css::uno::Reference< css::task::XInteractionRequest >& i_Request ); + + /// handle SQLExceptions (and derived classes) + static void implHandle( + const ::dbtools::SQLExceptionInfo& _rSqlInfo, + const css::uno::Sequence< css::uno::Reference< css::task::XInteractionContinuation > >& _rContinuations); + + /// handle parameter requests + void implHandle( + const css::sdb::ParametersRequest& _rParamRequest, + const css::uno::Sequence< css::uno::Reference< css::task::XInteractionContinuation > >& _rContinuations); + + /// handle document save requests + void implHandle( + const css::sdb::DocumentSaveRequest& _rParamRequest, + const css::uno::Sequence< css::uno::Reference< css::task::XInteractionContinuation > >& _rContinuations); + + /// handles requests which are not SDB-specific + bool implHandleUnknown( + const css::uno::Reference< css::task::XInteractionRequest >& _rxRequest ); + + /// known continuation types + enum Continuation + { + APPROVE, + DISAPPROVE, + RETRY, + ABORT, + SUPPLY_PARAMETERS, + SUPPLY_DOCUMENTSAVE + }; + /** check if a given continuation sequence contains a given continuation type<p/> + @return the index within <arg>_rContinuations</arg> of the first occurrence of a continuation + of the requested type, -1 of no such continuation exists + */ + static sal_Int32 getContinuation( + Continuation _eCont, + const css::uno::Sequence< css::uno::Reference< css::task::XInteractionContinuation > >& _rContinuations); + }; + + // SQLExceptionInteractionHandler + class SQLExceptionInteractionHandler : public BasicInteractionHandler + { + public: + explicit SQLExceptionInteractionHandler( + const css::uno::Reference< css::uno::XComponentContext >& rxContext + ) + :BasicInteractionHandler( rxContext, false ) + { + } + + // XServiceInfo + DECLARE_SERVICE_INFO(); + }; + + // SQLExceptionInteractionHandler + /** an implementation for the legacy css.sdb.InteractionHandler + + css.sdb.InteractionHandler is deprecated, as it does not only handle database related interactions, + but also delegates all kind of unknown requests to a css.task.InteractionHandler. + + In today's architecture, there's only one central css.task.InteractionHandler, which is to be used + for all requests. Depending on configuration information, it decides which handler implementation + to delegate a request to. + + SQLExceptionInteractionHandler is the delegatee which handles only database related interactions. + LegacyInteractionHandler is the version which first checks for a database related interaction, and + forwards everything else to the css.task.InteractionHandler. + */ + class LegacyInteractionHandler : public BasicInteractionHandler + { + public: + explicit LegacyInteractionHandler( + const css::uno::Reference< css::uno::XComponentContext >& rxContext + ) + :BasicInteractionHandler( rxContext, true ) + { + } + + // XServiceInfo + DECLARE_SERVICE_INFO(); + }; + +} // namespace dbaui + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |