106bcd5d2SAndrew Rist /************************************************************** 2cdf0e10cSrcweir * 306bcd5d2SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 406bcd5d2SAndrew Rist * or more contributor license agreements. See the NOTICE file 506bcd5d2SAndrew Rist * distributed with this work for additional information 606bcd5d2SAndrew Rist * regarding copyright ownership. The ASF licenses this file 706bcd5d2SAndrew Rist * to you under the Apache License, Version 2.0 (the 806bcd5d2SAndrew Rist * "License"); you may not use this file except in compliance 906bcd5d2SAndrew Rist * with the License. You may obtain a copy of the License at 1006bcd5d2SAndrew Rist * 1106bcd5d2SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 1206bcd5d2SAndrew Rist * 1306bcd5d2SAndrew Rist * Unless required by applicable law or agreed to in writing, 1406bcd5d2SAndrew Rist * software distributed under the License is distributed on an 1506bcd5d2SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 1606bcd5d2SAndrew Rist * KIND, either express or implied. See the License for the 1706bcd5d2SAndrew Rist * specific language governing permissions and limitations 1806bcd5d2SAndrew Rist * under the License. 1906bcd5d2SAndrew Rist * 2006bcd5d2SAndrew Rist *************************************************************/ 2106bcd5d2SAndrew Rist 2206bcd5d2SAndrew Rist 23cdf0e10cSrcweir 24cdf0e10cSrcweir #ifndef SDEXT_PRESENTER_PRESENTER_FRAMEWORK_OBSERVER_HXX 25cdf0e10cSrcweir #define SDEXT_PRESENTER_PRESENTER_FRAMEWORK_OBSERVER_HXX 26cdf0e10cSrcweir 27cdf0e10cSrcweir #include <com/sun/star/drawing/framework/XConfigurationChangeListener.hpp> 28cdf0e10cSrcweir #include <com/sun/star/drawing/framework/XConfigurationController.hpp> 29cdf0e10cSrcweir #include <cppuhelper/basemutex.hxx> 30cdf0e10cSrcweir #include <cppuhelper/compbase1.hxx> 31cdf0e10cSrcweir #include <boost/function.hpp> 32cdf0e10cSrcweir #include <boost/noncopyable.hpp> 33cdf0e10cSrcweir 34cdf0e10cSrcweir namespace css = ::com::sun::star; 35cdf0e10cSrcweir 36cdf0e10cSrcweir namespace sdext { namespace presenter { 37cdf0e10cSrcweir 38cdf0e10cSrcweir 39cdf0e10cSrcweir typedef ::cppu::WeakComponentImplHelper1 < 40cdf0e10cSrcweir ::com::sun::star::drawing::framework::XConfigurationChangeListener 41cdf0e10cSrcweir > PresenterFrameworkObserverInterfaceBase; 42cdf0e10cSrcweir 43cdf0e10cSrcweir /** Watch the drawing framework for changes and run callbacks when a certain 44cdf0e10cSrcweir change takes place. 45cdf0e10cSrcweir */ 46cdf0e10cSrcweir class PresenterFrameworkObserver 47cdf0e10cSrcweir : private ::boost::noncopyable, 48cdf0e10cSrcweir private ::cppu::BaseMutex, 49cdf0e10cSrcweir public PresenterFrameworkObserverInterfaceBase 50cdf0e10cSrcweir { 51cdf0e10cSrcweir public: 52cdf0e10cSrcweir typedef ::boost::function<bool(void)> Predicate; 53cdf0e10cSrcweir typedef ::boost::function<void(bool)> Action; 54cdf0e10cSrcweir 55cdf0e10cSrcweir /** Register an action callback to be run when the specified resource is 56cdf0e10cSrcweir activated. The action may be called synchronously when the resource 57*86e1cf34SPedro Giffuni is already active or asynchronously when the resource is activated in 58cdf0e10cSrcweir the future. 59cdf0e10cSrcweir @param rxController 60cdf0e10cSrcweir The controller gives access to the drawing framework. 61cdf0e10cSrcweir @param rxResourceId 62cdf0e10cSrcweir The id of the resource to watch for activation. 63cdf0e10cSrcweir @param rAction 64cdf0e10cSrcweir The callback that is called when the resource is activated. 65cdf0e10cSrcweir */ 66cdf0e10cSrcweir static void RunOnResourceActivation ( 67cdf0e10cSrcweir const css::uno::Reference<css::drawing::framework::XConfigurationController>&rxController, 68cdf0e10cSrcweir const css::uno::Reference<css::drawing::framework::XResourceId>& rxResourceId, 69cdf0e10cSrcweir const Action& rAction); 70cdf0e10cSrcweir static void RunOnUpdateEnd ( 71cdf0e10cSrcweir const css::uno::Reference<css::drawing::framework::XConfigurationController>&rxController, 72cdf0e10cSrcweir const Action& rAction); 73cdf0e10cSrcweir 74cdf0e10cSrcweir virtual void SAL_CALL disposing (void); 75cdf0e10cSrcweir virtual void SAL_CALL disposing (const css::lang::EventObject& rEvent) 76cdf0e10cSrcweir throw (css::uno::RuntimeException); 77cdf0e10cSrcweir virtual void SAL_CALL notifyConfigurationChange ( 78cdf0e10cSrcweir const css::drawing::framework::ConfigurationChangeEvent& rEvent) 79cdf0e10cSrcweir throw (css::uno::RuntimeException); 80cdf0e10cSrcweir 81cdf0e10cSrcweir private: 82cdf0e10cSrcweir ::rtl::OUString msEventType; 83cdf0e10cSrcweir ::css::uno::Reference<css::drawing::framework::XConfigurationController> mxConfigurationController; 84cdf0e10cSrcweir Predicate maPredicate; 85cdf0e10cSrcweir Action maAction; 86cdf0e10cSrcweir 87cdf0e10cSrcweir /** Create a new PresenterFrameworkObserver object. 88cdf0e10cSrcweir @param rsEventName 89cdf0e10cSrcweir An event name other than ConfigurationUpdateEnd. When the 90cdf0e10cSrcweir observer shall only listen for ConfigurationUpdateEnd then pass 91cdf0e10cSrcweir an empty name. 92cdf0e10cSrcweir @param rPredicate 93cdf0e10cSrcweir This functor tests whether the action is to be executed or not. 94cdf0e10cSrcweir @param rAction 95cdf0e10cSrcweir The functor to execute when the predicate returns true, 96cdf0e10cSrcweir e.g. when some resource has been created. 97cdf0e10cSrcweir */ 98cdf0e10cSrcweir PresenterFrameworkObserver ( 99cdf0e10cSrcweir const css::uno::Reference<css::drawing::framework::XConfigurationController>&rxController, 100cdf0e10cSrcweir const ::rtl::OUString& rsEventName, 101cdf0e10cSrcweir const Predicate& rPredicate, 102cdf0e10cSrcweir const Action& rAction); 103cdf0e10cSrcweir virtual ~PresenterFrameworkObserver (void); 104cdf0e10cSrcweir 105cdf0e10cSrcweir void Shutdown (void); 106cdf0e10cSrcweir 107cdf0e10cSrcweir /** Predicate that returns true when the specified resource is active 108cdf0e10cSrcweir with respect to the given configuration controller. 109cdf0e10cSrcweir */ 110cdf0e10cSrcweir static bool HasResource ( 111cdf0e10cSrcweir const css::uno::Reference<css::drawing::framework::XConfigurationController>&rxController, 112cdf0e10cSrcweir const css::uno::Reference<css::drawing::framework::XResourceId>& rxResourceId); 113cdf0e10cSrcweir 114cdf0e10cSrcweir /** Predicate that always returns true. 115cdf0e10cSrcweir */ 116cdf0e10cSrcweir static bool True (void); 117cdf0e10cSrcweir 118cdf0e10cSrcweir /** Predicate that always returns false. 119cdf0e10cSrcweir */ 120cdf0e10cSrcweir static bool False (void); 121cdf0e10cSrcweir }; 122cdf0e10cSrcweir 123cdf0e10cSrcweir 124cdf0e10cSrcweir } } // end of namespace ::sdext::presenter 125cdf0e10cSrcweir 126cdf0e10cSrcweir #endif 127