examples/ForumNokia/Symbian_OS_End-to-End_Sockets_API_Example/SocketTaskManager/inc/TaskManagerAppView.h

/*
 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
 *    
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *    
 *  * Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *  * Neither the name of Nokia Corporation nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *    
 *    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 *    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 *    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 *    DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 *    FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 *    DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 *    SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 *    CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 *    OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 *    OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *    
 *    Description:  
 */


#ifndef __TASKMANAGER_APPVIEW_H__
#define __TASKMANAGER_APPVIEW_H__

// INCLUDE FILES
#include "TaskManagerEngine.h"

#include <eiklbo.h> // MEikListBoxObserver
#include <coecntrl.h>

// CONSTANTS
const TInt KMaxStatusTextLength = 25;

// FORWARD DECLARATIONS
class CAknSingleStyleListBox;
class CTaskManagerAppUi;
class CResponse;

// CLASS DECLARATION

class CTaskManagerAppView : public CCoeControl, 
                                                        public MEikListBoxObserver, 
                                                        public MTransactionObserver
        {
public: // Constructors and destructor

        static CTaskManagerAppView* NewL(const TRect& aRect, CTaskManagerAppUi& aAppUi);

     ~CTaskManagerAppView();


public: // New functions

        TBool QueryIapL(TUint32& aId, const TUint32& aDefaultId);

private: // Functions from base classes

    void Draw(const TRect& aRect) const;
    
    void SizeChanged();
    
        TInt CountComponentControls() const;
        
        CCoeControl* ComponentControl(TInt aIndex) const;
        
        TKeyResponse OfferKeyEventL( const TKeyEvent& aKeyEvent, TEventCode aType );
        
        void HandleListBoxEventL(CEikListBox* aListBox,
                                                         TListBoxEvent aListBoxEvent);
        
        void OpeningConnectionL();
                                                         
        void ConnectingToServerL(const TBool& aLoadingTasks);
        
        void SuccessL(const CResponse& aResponse);
        
        void FailedL(const TInt& aError);
        
        void CancelledL();
        
        void ErrorL(const TDesC& aErrorMsg);
        
private:

        void ConstructL(const TRect& aRect);
    CTaskManagerAppView(CTaskManagerAppUi& aAppUi);
    
private: // New functions

        void ReadTasksL( const CResponse& aResponse );
    
    void ShowStatus(const TDesC& aStatus);
    
    void CreateListL();

        void DeleteSelectedTaskL();    
    
        enum TTransactionStatus
                {
                EFetchingTasks = 0,
                EMarkingTaskDone
                };
    
private: // Data members
    
    CAknSingleStyleListBox* iTaskList;
    CTaskManagerAppUi& iAppUi;
    TTransactionStatus iTransactionStatus;
    TBuf<KMaxStatusTextLength> iStatusText;
        };


#endif // __TASKMANAGER_APPVIEW_H__

// End of file

---