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/*
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description :
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*
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*/
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#ifndef TSWINDOWGROUPSOBSERVER_H
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#define TSWINDOWGROUPSOBSERVER_H
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#include "tsresourcemanager.h"
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class MTsRunningApplication
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{
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public:
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virtual TUid UidL()const =0;
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virtual const TDesC& CaptionL() const =0;
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virtual TBool IsHiddenL() const =0;
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virtual TBool IsSystemL() const =0;
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virtual TInt WindowGroupId() const =0;
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virtual TInt ParentWindowGroupId() const =0;
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virtual TBool IsEmbeded() const =0;
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};
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class MTsRunningApplicationStorage
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{
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public:
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virtual const MTsRunningApplication& operator[] (TInt aOffset) const=0;
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virtual TInt Count() const =0;
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virtual TInt ParentIndex( const MTsRunningApplication& aRaunningApp ) const =0;
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virtual TArray<TInt> BlockedWindowGroups() const =0;
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};
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/**
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* Interface declare mathods to notify about window server events
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*/
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class MTsWindowGroupsObserver
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{
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public:
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/**
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* Method notify about window group changes.
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* @param aResources - resource manager
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* @param aStorage - list of running applications
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*/
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virtual void HandleWindowGroupChanged(MTsResourceManager &aResources,
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const MTsRunningApplicationStorage& aStorage) =0;
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};
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/**
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* Interface declare methods to subscribe windo server events
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*/
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class MTsWindowGroupsMonitor
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{
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public:
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/**
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* Method make subscription for window server events
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* @param observer - events observer
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*/
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virtual void SubscribeL(MTsWindowGroupsObserver & observer) =0;
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/**
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* Method cancel subscription for window server events
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* @param observer - events observer
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*/
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virtual void Cancel(MTsWindowGroupsObserver &) =0;
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};
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/**
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* Window server observer implementation. Class automaticly subscribe / cancel subscription
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* at construction / destruction level.
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*
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*/
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class CTsWindowGroupsObserver: public CBase,
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public MTsWindowGroupsObserver
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{
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public:
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/**
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* Destructor
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* Function automaticly cancel subscrption to window server events
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*/
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~CTsWindowGroupsObserver();
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protected:
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/**
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* First phase constructor
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*/
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CTsWindowGroupsObserver(MTsWindowGroupsMonitor &);
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/**
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* Second phase constructor.
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* Function automaticly subscribe window server events
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*/
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void BaseConstructL();
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private:
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MTsWindowGroupsMonitor & mMonitor;
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};
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#endif //TSWINDOWGROUPSOBSERVER_H
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