//Filename    : FileOperationListener.cs
//Part of     : Phone Navigator
//Description : Implementation of phone navigators file operation listener
//Version     : 3.2
//
//This example is only to be used with PC Connectivity API version 3.2.
//Compability ("as is") with future versions is not quaranteed.
//
//Copyright (c) 2007 Nokia Corporation.
//
//This material, including but not limited to documentation and any related 
//computer programs, is protected by intellectual property rights of Nokia 
//Corporation and/or its licensors.
//All rights are reserved. Reproducing, modifying, translating, or 
//distributing any or all of this material requires the prior written consent 
//of Nokia Corporation. Nokia Corporation retains the right to make changes 
//to this material at any time without notice. A copyright license is hereby 
//granted to download and print a copy of this material for personal use only.
//No other license to any other intellectual property rights is granted. The 
//material is provided "as is" without warranty of any kind, either express or 
//implied, including without limitation, any warranty of non-infringement, 
//merchantability and fitness for a particular purpose. In no event shall 
//Nokia Corporation be liable for any direct, indirect, special, incidental, 
//or consequential loss or damages, including but not limited to, lost profits 
//or revenue,loss of use, cost of substitute program, or loss of data or 
//equipment arising out of the use or inability to use the material, even if 
//Nokia Corporation has been advised of the likelihood of such damages occurring.

using System.Runtime.InteropServices;
namespace CSFileBrowser.NET {
    using PCCSErrors;
    using PCCAPIUtils;
    using CONADefinitions;
    using CONAFileSystem;

//===================================================================
// FileOperationListener
public class FileOperationListener
{
	private int m_hFS;
    private CONADefinitions.FSNotifyCallbackDelegate pFSCallBack;

	//===================================================================
	// StartListening
	//
	// Start listening file operation notifications
	//===================================================================
	public void StartListening(System.IntPtr hwndParent, int hFS, string title, string line1, string line2)
	{
		m_hFS = hFS;
		// Register file system notification callback function
		pFSCallBack = FSNotifyCallback;
        int iResult = CONAFileSystem.CONARegisterFSNotifyCallback(m_hFS, CONADefinitions.API_REGISTER, pFSCallBack);
		if (iResult != PCCSErrors.CONA_OK) PCCAPIUtils.ShowErrorMessage("FileOperationListener::StartListening(): CONARegisterFSNotifyCallback", iResult); 
		Common.MainForm.LBX_PhoneFiles.ResetContent();
		Common.MainForm.StartProgress(title, line1, line2);
	}

	//===================================================================
	// FSNotifyCallback
	//
	// Call back function for file operation notifications
	//===================================================================
	public int FSNotifyCallback(int iOperation, int iStatus, int iTransferredBytes, int iAllBytes)
	{
		int functionReturnValue = 0;
		functionReturnValue = PCCSErrors.CONA_OK;
		Common.MainForm.SetProgress(iStatus);
		if (Common.MainForm.IsCancelled())
		{
			functionReturnValue = PCCSErrors.ECONA_CANCELLED;
		}
		return functionReturnValue;
	}

	//===================================================================
	// StopListening
	//
	// Stop listening file operation notifications
	//===================================================================
	public void StopListening()
	{
		// Unregister file system notification callback function
        int iResult = CONAFileSystem.CONARegisterFSNotifyCallback(m_hFS, CONADefinitions.API_UNREGISTER, pFSCallBack);
		if (iResult != PCCSErrors.CONA_OK) PCCAPIUtils.ShowErrorMessage("FileOperationListener::StopListening(): CONARegisterFSNotifyCallback", iResult); 
		Common.MainForm.StopProgress();
	}
}
}