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Diffstat (limited to 'framework/inc/dispatch/dispatchprovider.hxx')
| -rw-r--r-- | framework/inc/dispatch/dispatchprovider.hxx | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/framework/inc/dispatch/dispatchprovider.hxx b/framework/inc/dispatch/dispatchprovider.hxx new file mode 100644 index 000000000..d94b53c45 --- /dev/null +++ b/framework/inc/dispatch/dispatchprovider.hxx @@ -0,0 +1,116 @@ +/* -*- 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 . + */ + +#ifndef INCLUDED_FRAMEWORK_INC_DISPATCH_DISPATCHPROVIDER_HXX +#define INCLUDED_FRAMEWORK_INC_DISPATCH_DISPATCHPROVIDER_HXX + +#include <classes/protocolhandlercache.hxx> + +#include <com/sun/star/frame/XDispatchProvider.hpp> +#include <com/sun/star/util/URL.hpp> +#include <com/sun/star/frame/DispatchDescriptor.hpp> +#include <com/sun/star/frame/XFrame.hpp> +#include <com/sun/star/uno/XComponentContext.hpp> + +#include <cppuhelper/implbase.hxx> +#include <cppuhelper/weakref.hxx> + +namespace framework{ + +/** + @descr We know some special dispatch objects with different functionality. + The can be created internally by the following DispatchProvider. + Here we define some identifier to force creation of the right one. +*/ +enum EDispatchHelper +{ + E_DEFAULTDISPATCHER , + E_CREATEDISPATCHER , + E_BLANKDISPATCHER , + E_SELFDISPATCHER , + E_CLOSEDISPATCHER , + E_STARTMODULEDISPATCHER +}; + +/** + @short implement a helper for XDispatchProvider interface + @descr The result of a queryDispatch() call depends from the owner, which use an instance of this class. + (frame, desktop) All of them must provides different functionality. + E.g: - task can be created by the desktop only + - a task can have a beamer as direct child + - a normal frame never can create a new one by himself + + @attention Use this class as member only! Never use it as baseclass. + XInterface will be ambiguous and we hold a weakreference to our OWNER - not to our SUPERCLASS! + + @base OWeakObject + provides ref count and weak mechanism + + @devstatus ready to use + @threadsafe yes +*/ +class DispatchProvider final : public ::cppu::WeakImplHelper< css::frame::XDispatchProvider > +{ + /* member */ + private: + /// reference to global service manager to create new services + css::uno::Reference< css::uno::XComponentContext > m_xContext; + /// weakreference to owner frame (Don't use a hard reference. Owner can't delete us then!) + css::uno::WeakReference< css::frame::XFrame > m_xFrame; + /// cache of some other dispatch provider which are registered inside configuration to handle special URL protocols + HandlerCache m_aProtocolHandlerCache; + + /* interface */ + public: + + DispatchProvider( const css::uno::Reference< css::uno::XComponentContext >& xContext , + const css::uno::Reference< css::frame::XFrame >& xFrame ); + + virtual css::uno::Reference< css::frame::XDispatch > SAL_CALL queryDispatch ( const css::util::URL& aURL , + const OUString& sTargetFrameName , + sal_Int32 nSearchFlags ) override; + virtual css::uno::Sequence< css::uno::Reference< css::frame::XDispatch > > SAL_CALL queryDispatches( const css::uno::Sequence< css::frame::DispatchDescriptor >& lDescriptions ) override; + + /* helper */ + private: + // Let him protected! So nobody can use us as base ... + virtual ~DispatchProvider() override; + + css::uno::Reference< css::frame::XDispatch > implts_getOrCreateDispatchHelper ( EDispatchHelper eHelper , + const css::uno::Reference< css::frame::XFrame >& xOwner , + const OUString& sTarget = OUString() , + sal_Int32 nSearchFlags = 0 ); + bool implts_isLoadableContent ( const css::util::URL& aURL ); + css::uno::Reference< css::frame::XDispatch > implts_queryDesktopDispatch ( const css::uno::Reference< css::frame::XFrame >& xDesktop , + const css::util::URL& aURL , + const OUString& sTargetFrameName , + sal_Int32 nSearchFlags ); + css::uno::Reference< css::frame::XDispatch > implts_queryFrameDispatch ( const css::uno::Reference< css::frame::XFrame >& xFrame , + const css::util::URL& aURL , + const OUString& sTargetFrameName , + sal_Int32 nSearchFlags ); + css::uno::Reference< css::frame::XDispatch > implts_searchProtocolHandler ( const css::util::URL& aURL ); + +}; // class DispatchProvider + +} // namespace framework + +#endif // INCLUDED_FRAMEWORK_INC_DISPATCH_DISPATCHPROVIDER_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |