1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * 3*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4*cdf0e10cSrcweir * 5*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 6*cdf0e10cSrcweir * 7*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 8*cdf0e10cSrcweir * 9*cdf0e10cSrcweir * This file is part of OpenOffice.org. 10*cdf0e10cSrcweir * 11*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 12*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 13*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 14*cdf0e10cSrcweir * 15*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 16*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir #ifndef SDEXT_PRESENTER_PRESENTER_FRAMEWORK_OBSERVER_HXX 29*cdf0e10cSrcweir #define SDEXT_PRESENTER_PRESENTER_FRAMEWORK_OBSERVER_HXX 30*cdf0e10cSrcweir 31*cdf0e10cSrcweir #include <com/sun/star/drawing/framework/XConfigurationChangeListener.hpp> 32*cdf0e10cSrcweir #include <com/sun/star/drawing/framework/XConfigurationController.hpp> 33*cdf0e10cSrcweir #include <cppuhelper/basemutex.hxx> 34*cdf0e10cSrcweir #include <cppuhelper/compbase1.hxx> 35*cdf0e10cSrcweir #include <boost/function.hpp> 36*cdf0e10cSrcweir #include <boost/noncopyable.hpp> 37*cdf0e10cSrcweir 38*cdf0e10cSrcweir namespace css = ::com::sun::star; 39*cdf0e10cSrcweir 40*cdf0e10cSrcweir namespace sdext { namespace presenter { 41*cdf0e10cSrcweir 42*cdf0e10cSrcweir 43*cdf0e10cSrcweir typedef ::cppu::WeakComponentImplHelper1 < 44*cdf0e10cSrcweir ::com::sun::star::drawing::framework::XConfigurationChangeListener 45*cdf0e10cSrcweir > PresenterFrameworkObserverInterfaceBase; 46*cdf0e10cSrcweir 47*cdf0e10cSrcweir /** Watch the drawing framework for changes and run callbacks when a certain 48*cdf0e10cSrcweir change takes place. 49*cdf0e10cSrcweir */ 50*cdf0e10cSrcweir class PresenterFrameworkObserver 51*cdf0e10cSrcweir : private ::boost::noncopyable, 52*cdf0e10cSrcweir private ::cppu::BaseMutex, 53*cdf0e10cSrcweir public PresenterFrameworkObserverInterfaceBase 54*cdf0e10cSrcweir { 55*cdf0e10cSrcweir public: 56*cdf0e10cSrcweir typedef ::boost::function<bool(void)> Predicate; 57*cdf0e10cSrcweir typedef ::boost::function<void(bool)> Action; 58*cdf0e10cSrcweir 59*cdf0e10cSrcweir /** Register an action callback to be run when the specified resource is 60*cdf0e10cSrcweir activated. The action may be called synchronously when the resource 61*cdf0e10cSrcweir is already active or asynchronously when the resource is actived in 62*cdf0e10cSrcweir the future. 63*cdf0e10cSrcweir @param rxController 64*cdf0e10cSrcweir The controller gives access to the drawing framework. 65*cdf0e10cSrcweir @param rxResourceId 66*cdf0e10cSrcweir The id of the resource to watch for activation. 67*cdf0e10cSrcweir @param rAction 68*cdf0e10cSrcweir The callback that is called when the resource is activated. 69*cdf0e10cSrcweir */ 70*cdf0e10cSrcweir static void RunOnResourceActivation ( 71*cdf0e10cSrcweir const css::uno::Reference<css::drawing::framework::XConfigurationController>&rxController, 72*cdf0e10cSrcweir const css::uno::Reference<css::drawing::framework::XResourceId>& rxResourceId, 73*cdf0e10cSrcweir const Action& rAction); 74*cdf0e10cSrcweir static void RunOnUpdateEnd ( 75*cdf0e10cSrcweir const css::uno::Reference<css::drawing::framework::XConfigurationController>&rxController, 76*cdf0e10cSrcweir const Action& rAction); 77*cdf0e10cSrcweir 78*cdf0e10cSrcweir virtual void SAL_CALL disposing (void); 79*cdf0e10cSrcweir virtual void SAL_CALL disposing (const css::lang::EventObject& rEvent) 80*cdf0e10cSrcweir throw (css::uno::RuntimeException); 81*cdf0e10cSrcweir virtual void SAL_CALL notifyConfigurationChange ( 82*cdf0e10cSrcweir const css::drawing::framework::ConfigurationChangeEvent& rEvent) 83*cdf0e10cSrcweir throw (css::uno::RuntimeException); 84*cdf0e10cSrcweir 85*cdf0e10cSrcweir private: 86*cdf0e10cSrcweir ::rtl::OUString msEventType; 87*cdf0e10cSrcweir ::css::uno::Reference<css::drawing::framework::XConfigurationController> mxConfigurationController; 88*cdf0e10cSrcweir Predicate maPredicate; 89*cdf0e10cSrcweir Action maAction; 90*cdf0e10cSrcweir 91*cdf0e10cSrcweir /** Create a new PresenterFrameworkObserver object. 92*cdf0e10cSrcweir @param rsEventName 93*cdf0e10cSrcweir An event name other than ConfigurationUpdateEnd. When the 94*cdf0e10cSrcweir observer shall only listen for ConfigurationUpdateEnd then pass 95*cdf0e10cSrcweir an empty name. 96*cdf0e10cSrcweir @param rPredicate 97*cdf0e10cSrcweir This functor tests whether the action is to be executed or not. 98*cdf0e10cSrcweir @param rAction 99*cdf0e10cSrcweir The functor to execute when the predicate returns true, 100*cdf0e10cSrcweir e.g. when some resource has been created. 101*cdf0e10cSrcweir */ 102*cdf0e10cSrcweir PresenterFrameworkObserver ( 103*cdf0e10cSrcweir const css::uno::Reference<css::drawing::framework::XConfigurationController>&rxController, 104*cdf0e10cSrcweir const ::rtl::OUString& rsEventName, 105*cdf0e10cSrcweir const Predicate& rPredicate, 106*cdf0e10cSrcweir const Action& rAction); 107*cdf0e10cSrcweir virtual ~PresenterFrameworkObserver (void); 108*cdf0e10cSrcweir 109*cdf0e10cSrcweir void Shutdown (void); 110*cdf0e10cSrcweir 111*cdf0e10cSrcweir /** Predicate that returns true when the specified resource is active 112*cdf0e10cSrcweir with respect to the given configuration controller. 113*cdf0e10cSrcweir */ 114*cdf0e10cSrcweir static bool HasResource ( 115*cdf0e10cSrcweir const css::uno::Reference<css::drawing::framework::XConfigurationController>&rxController, 116*cdf0e10cSrcweir const css::uno::Reference<css::drawing::framework::XResourceId>& rxResourceId); 117*cdf0e10cSrcweir 118*cdf0e10cSrcweir /** Predicate that always returns true. 119*cdf0e10cSrcweir */ 120*cdf0e10cSrcweir static bool True (void); 121*cdf0e10cSrcweir 122*cdf0e10cSrcweir /** Predicate that always returns false. 123*cdf0e10cSrcweir */ 124*cdf0e10cSrcweir static bool False (void); 125*cdf0e10cSrcweir }; 126*cdf0e10cSrcweir 127*cdf0e10cSrcweir 128*cdf0e10cSrcweir } } // end of namespace ::sdext::presenter 129*cdf0e10cSrcweir 130*cdf0e10cSrcweir #endif 131