examples/SFExamples/Files/FileSharingCreator/src/FileSharingCreatorAppUi.cpp

/*
 * Copyright (c) 2002-2011 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:  
 */ 

// INCLUDES
#include <f32file.h>
#include <eikapp.h>
#include <FileSharingCreator.rsg>

#include "FileSharingCreatorAppUi.h"
#include "FileSharingCreatorMainView.h"
#include "FileSharingCreator.hrh"

// CONSTANTS
_LIT(KDataFileName,   "filesharing.txt");
_LIT(KClientFileName, "FileSharingClient.exe");

const TInt KFileServerSlot = 1;
const TInt KFileHandleSlot = 2;

// MEMBER FUNCTIONS

// --------------------------------------------------------------------------
// Constructor
// --------------------------------------------------------------------------
void CFileSharingCreatorAppUi::ConstructL()
        {
        BaseConstructL(EAknEnableSkin);
        
        iMainView = CFileSharingCreatorMainView::NewL(ClientRect());
        }
        
// --------------------------------------------------------------------------
// Destructor
// --------------------------------------------------------------------------
CFileSharingCreatorAppUi::~CFileSharingCreatorAppUi()
    {
    if (iMainView)
        {
        delete iMainView;
        iMainView = NULL;
        }
    }

// --------------------------------------------------------------------------
// Handles user command.
// --------------------------------------------------------------------------
void CFileSharingCreatorAppUi::HandleCommandL(TInt aCommand)
        {
        switch ( aCommand )
                {
                // For S60, we need to handle this event, which is normally
                // an event from the right soft key.
                case EAknSoftkeyExit:
                case EEikCmdExit:
                        {
                        Exit();
                        break;
                        }
                
                case EFileSharingCreatorTransferToProcess:
                        {
                        DoTransferFileL();
                        
                        iEikonEnv->InfoWinL(
                                R_FILESHARINGCREATOR_CAPTION,
                                R_FILESHARINGCREATOR_TRANSFERRED);
                        break;
                        }
                
                default:
                        // Do nothing
                        break;
                }
        }

        

// --------------------------------------------------------------------------
// Handles screen resolution/size changes.
// --------------------------------------------------------------------------
void CFileSharingCreatorAppUi::HandleResourceChangeL(TInt aType)
        {
        CAknAppUi::HandleResourceChangeL(aType);
        iMainView->SetRect(ClientRect());
        }



void CFileSharingCreatorAppUi::DoTransferFileL()
        {
        // Connect to the file server session and share it.
        RFs fs;
        User::LeaveIfError(fs.Connect());
        CleanupClosePushL(fs);
        User::LeaveIfError(fs.ShareProtected());
        
        // Get the file name that is located in the private folder.
        RBuf privatePath;
        privatePath.Create(KMaxFileName);
        fs.PrivatePath(privatePath);
        TParsePtrC parseAppPath(Application()->AppFullName());
        TParse parse;
        parse.Set(parseAppPath.Drive(), &privatePath, &KDataFileName);
        
        // Open the file to be shared.
        RFile file;
        User::LeaveIfError(file.Open(fs, parse.FullName(), EFileRead));
        CleanupClosePushL(file);
        
        // Create the process that will use the file.
        RProcess process;
        User::LeaveIfError(process.Create(KClientFileName, KNullDesC));
        CleanupClosePushL(process);
        
        // Transfer to process storing the RFs handle into
        // environment slot KFileServerSlot and
        // the RFile handle into slot KFileHandleSlot.
        User::LeaveIfError(file.TransferToProcess(
                        process, KFileServerSlot, KFileHandleSlot));
        
        // Resume the process, which means start it.
        process.Resume();
        
        // Cleanup the resources.
        CleanupStack::PopAndDestroy(3, &fs); // close p, file, and fs
        }

// End of File

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