examples/Base/FileServer/Notify/Notify.cpp

/*
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  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.
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  may be used to endorse or promote products derived from this software
  without specific prior written permission.

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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:  
*/


#include "Notify.h"

_LIT(KStarted,"Copy started\n");
_LIT(KComplete,"Copy complete\n");
_LIT(KProgress,"%d bytes copied\n");

// 
// TFileCopyProgressMonitor
// 

TFileCopyProgressMonitor::TFileCopyProgressMonitor(CFileMan& aFileMan)
:iFileMan(aFileMan)
        {       
        }

// Called when copy operation started
MFileManObserver::TControl TFileCopyProgressMonitor::NotifyFileManStarted()
        {
        console->Printf(KStarted);
        return EContinue;
        }

// Called when copy operation is in progress
MFileManObserver::TControl TFileCopyProgressMonitor::NotifyFileManOperation()
        {
        console->Printf(KProgress,iFileMan.BytesTransferredByCopyStep());
        return EContinue;
        }

// Called when copy operation is complete
MFileManObserver::TControl TFileCopyProgressMonitor::NotifyFileManEnded()
        {
        console->Printf(KComplete);
        return EContinue;
        }
        

//
// Do the example
//

LOCAL_C void doExampleL()
    {
        _LIT(KSourcePath,"dataFile\\");
        _LIT(KDestinationPath,"dataFileCopy\\");
        
        TInt err;

          // Connect session
        RFs fsSession;
        User::LeaveIfError(fsSession.Connect());
        
          // create the private directory
        User::LeaveIfError(fsSession.CreatePrivatePath(RFs::GetSystemDrive()));
        
          // Set the session path to the private directory
    User::LeaveIfError(fsSession.SetSessionToPrivate(RFs::GetSystemDrive()));
        
          // Get the private directory name
        TFileName path;
        fsSession.PrivatePath(path);
  
      // Create a source and a target directory
        RBuf pathSource;
        RBuf pathDestination;
        
        pathSource.CreateL(sizeof(TFileName));
        pathSource.CleanupClosePushL();
        pathSource.Append(path);
        pathSource.Append(KSourcePath);
        
        pathDestination.CreateL(sizeof(TFileName));
        pathDestination.CleanupClosePushL();
        pathDestination.Append(path);
        pathDestination.Append(KDestinationPath);
        
        err=fsSession.MkDir(pathSource);
        if (err!=KErrAlreadyExists)
                User::LeaveIfError(err);
        
        err=fsSession.MkDir(pathDestination);
        if (err!=KErrAlreadyExists)
                User::LeaveIfError(err);
        
          // Create 2 source files in the source directory
          // so that we have something to copy.
    _LIT(KFile1,"dataFile1.txt");
    _LIT(KFile2,"dataFile2.txt");
    _LIT8(KFile1Data,"File data qwertyu");
    _LIT8(KFile2Data,"File data iop");
    
    fsSession.SetSessionPath(pathSource);
    RFile file;
    
    User::LeaveIfError(file.Replace(fsSession,KFile1,EFileWrite));
        User::LeaveIfError(file.Write(KFile1Data));
        User::LeaveIfError(file.Flush()); // Commit data
        file.Close(); // close file having finished with it
        
        User::LeaveIfError(file.Replace(fsSession,KFile2,EFileWrite));
        User::LeaveIfError(file.Write(KFile2Data));
        User::LeaveIfError(file.Flush()); // Commit data
        file.Close(); // close file having finished with it
    
        // Create file management object
        CFileMan* fileMan = CFileMan::NewL(fsSession);
        CleanupStack::PushL(fileMan); 

           // Create file management notification object and set to observe
        TFileCopyProgressMonitor fileCopyProgressMonitor(*fileMan);
        fileMan->SetObserver(&fileCopyProgressMonitor);
        
          // Do copy (here synchronously)
        fileMan->Copy(pathSource,pathDestination);
        
          // Clean up 3 items 
        CleanupStack::PopAndDestroy(3);
        
          // Close file server session and note that we have not deleted
          // any files or directories created here.
        fsSession.Close();
        }

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