/* -*- 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 .
*/
// This is intended to be the parent for any warning dialogs launched // during the load of a document so that those dialogs are modal to // this window and don't block any existing windows. // // If there are dialog children open on exit then veto termination, // close the topmost dialog and retry termination. class WarningDialogsParent final : public comphelper::WeakComponentImplHelper<css::frame::XTerminateListener>
{ private:
VclPtr<WorkWindow> m_xWin;
css::uno::Reference<css::awt::XWindow> m_xInterface;
/** @short Prevent us from showing the same interaction more than once during the same transaction.
@descr Every interaction provided to this helper will be saved... handled by the internal used UUIInteractionHandler (!) and never be handled a second time!
On the other side there exists some interactions, which allow a retry. So this helper allow to set a list of interactions combined with a retry value.
*/ class PreventDuplicateInteraction final : public ::cppu::WeakImplHelper<css::lang::XInitialization, css::task::XInteractionHandler2>
{ mutable std::mutex m_aLock;
// structs, types etc. public:
struct InteractionInfo
{ public: /// describe the interaction.
css::uno::Type m_aInteraction; /// after max count was reached this interaction will be blocked.
sal_Int32 m_nMaxCount; /// count how often this interaction was called.
sal_Int32 m_nCallCount; /** hold the last intercepted request (matching the set interaction type) alive
so it can be used for further checks */
css::uno::Reference< css::task::XInteractionRequest > m_xRequest;
/// Used to create needed uno services at runtime.
css::uno::Reference< css::uno::XComponentContext > m_xContext;
/** The outside interaction handler, which is used to handle every incoming interaction,
if it's not blocked. */
css::uno::Reference< css::task::XInteractionHandler > m_xHandler;
/** This list describe which and how incoming interactions must be handled. Further it contains all collected information after this interaction
object was used.*/
std::vector< InteractionInfo > m_lInteractionRules;
/** @interface XInteractionHandler @short called from outside to handle a problem @descr We filter the incoming interactions. some of them will be forwarded to the generic UI interaction handler. So we must not implement it twice. Some other ones will be aborted only.
/** @interface XInteractionHandler2 @short called from outside to handle a problem @descr We filter the incoming interactions. some of them will be forwarded to the generic UI interaction handler. So we must not implement it twice. Some other ones will be aborted only.
/** @interface XInterface @short called to query another interface of the component @descr Will allow to query for XInteractionHandler2 if and only if m_xHandler supports this interface, too.
/** @short ctor to guarantee right initialized instances of this class @descr It uses the given uno service manager to create the global generic UI interaction handler for later internal using.
@param xSMGR uno service manager for creating services internally
@threadsafe not necessary
*/
PreventDuplicateInteraction(css::uno::Reference< css::uno::XComponentContext > xContext);
/** @short dtor to free used memory.
*/ virtual ~PreventDuplicateInteraction() override;
/** @short set the outside interaction handler, which must be used internally if the interaction will not be blocked by the set list of rules.
@note This overwrites the settings of e.g. useDefaultUUIHandler()!
@param xHandler the new interaction handler
*/ void setHandler(const css::uno::Reference< css::task::XInteractionHandler >& xHandler);
/** @short instead of setting an outside interaction handler, this method make sure the default UUI interaction handler of the office is used.
@note This overwrites the settings of e.g. setHandler()!
*/ void useDefaultUUIHandler();
/** @short add a new interaction to the list of interactions, which must be handled by this helper.
@descr This method must be called immediately after a new instance of this helper was created. Without such list of InteractionRules, this instances does nothing! On the other side there is no possibility to remove rules. So the same instance can't be used within different transactions. It's a OneWay-object .-)
@param aInteractionInfo describe the type of interaction, hos often it can be called etcpp.
/** @short return the info struct for the specified interaction.
@param aInteraction specify the interaction.
@param pReturn provides information about: - the count how often this interaction was handled during the lifetime of this helper. - the interaction itself, so it can be analyzed further
@return [boolean] true if the queried interaction could be found. false otherwise.
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