// IconMoverDlg.cpp : implementation file
//

#include "stdafx.h"
#include "IconMover.h"
#include "IconMoverDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
//
//		CIconMoverDlg dialog
//
///////////////////////////////////////////////////////////////////////////////////
//

CIconMoverDlg::CIconMoverDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CIconMoverDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CIconMoverDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

//
///////////////////////////////////////////////////////////////////////////////////
//

void CIconMoverDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CIconMoverDlg)
	DDX_Control(pDX, IDC_Start, m_Start);
	DDX_Control(pDX, IDC_Icon, m_Icon);
	//}}AFX_DATA_MAP
}

//
///////////////////////////////////////////////////////////////////////////////////
//

BEGIN_MESSAGE_MAP(CIconMoverDlg, CDialog)
	//{{AFX_MSG_MAP(CIconMoverDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_Start, OnStart)
	ON_WM_TIMER()
	ON_BN_CLICKED(IDC_Stop, OnStop)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()


//
///////////////////////////////////////////////////////////////////////////////////
//
//		CIconMoverDlg message handlers
//
///////////////////////////////////////////////////////////////////////////////////
//


BOOL CIconMoverDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	CString strAboutMenu;
	strAboutMenu.LoadString(IDS_ABOUTBOX);
	if (!strAboutMenu.IsEmpty())
	{
		pSysMenu->AppendMenu(MF_SEPARATOR);
		pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here

	IconTimer = NULL;

	return TRUE;  // return TRUE  unless you set the focus to a control
}

//
///////////////////////////////////////////////////////////////////////////////////
//
//
//
///////////////////////////////////////////////////////////////////////////////////
//

void CIconMoverDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}


//
///////////////////////////////////////////////////////////////////////////////////
//

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CIconMoverDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

//
///////////////////////////////////////////////////////////////////////////////////
//
// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
//
///////////////////////////////////////////////////////////////////////////////////
//

HCURSOR CIconMoverDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

//
///////////////////////////////////////////////////////////////////////////////////
//
//		StartTimer - Starts the next available timer and sets the duration counter to
//
//			Returns the system timer number assigned, or 0 if error
//
///////////////////////////////////////////////////////////////////////////////////
//

UINT CIconMoverDlg::StartTimer (UINT TimerDuration)
{
     UINT    TimerVal;

	 TimerVal = SetTimer (IDT_TIMER_0, TimerDuration, NULL);

     if (TimerVal == 0)
     {
		 MessageBox ("Unable to obtain timer","IDT_TIMER_0",MB_OK|MB_SYSTEMMODAL);
     }
	 
	 return TimerVal;

}// end StartTimer

//
///////////////////////////////////////////////////////////////////////////////////
//
//		StopTimer - Stops the timer specified
//
//			Returns TRUE if successful, else FALSE
//
///////////////////////////////////////////////////////////////////////////////////
//

BOOL CIconMoverDlg::StopTimer (UINT TimerVal)
{
	if (!KillTimer (TimerVal))
	{
		CString Message;
		Message.Format("Unable to kill timer: %u", TimerVal);
		MessageBox (Message, "StopTimer", MB_OK|MB_SYSTEMMODAL);

		return FALSE;
	}

	SetCurrentIcon (IDI_Net0);

	return TRUE;

}

//
///////////////////////////////////////////////////////////////////////////////////
//
//		Sets the current icon image for IDC_Icon
//
///////////////////////////////////////////////////////////////////////////////////
//

void CIconMoverDlg::SetCurrentIcon(int IconId)
{
	CStatic *		pDlgWnd;

	m_hIcon = AfxGetApp()->LoadIcon(IconId);

	pDlgWnd=(CStatic*)GetDlgItem(IDC_Icon);
	pDlgWnd->SetIcon(m_hIcon);
	if (IsIconic())
		InvalidateRect(NULL, TRUE);

}

//
///////////////////////////////////////////////////////////////////////////////////
//
//				OnTimer - Timer Input Message Processor
//
//		TimerVal contains the system timer number causing the message.
//
//		This method is used to cycle through each of 4 different icon
//		images to provide a rough animated appearance, but mostly to
//		illustrate how to process timer messages.
//
////////////////////////////////////////////////////////////////////////////////////
//

void CIconMoverDlg::OnTimer (UINT TimerVal)
{
	int			IconId;

	switch (IconState % 4)
	{
	case 0:
		IconId = IDI_Net1;
		break;
	case 1:
		IconId = IDI_Net2;
		break;
	case 2:
		IconId = IDI_Net3;
		break;
	case 3:
		IconId = IDI_Net2;
		break;
	default:
		IconId = IDI_Net0;
		break;
	}

	IconState++;

	SetCurrentIcon (IconId);

}

//
///////////////////////////////////////////////////////////////////////////////////
//
//		OnStart - Start a single timer when button is pushed.  Disables button until
//					timer has been stopped.
//
///////////////////////////////////////////////////////////////////////////////////
//

void CIconMoverDlg::OnStart() 
{

	if (IconTimer != NULL)
		StopTimer (IconTimer);

	IconTimer = NULL;

	IconTimer = StartTimer (TimerInterval);
	IconState = 0;
		
}

//
///////////////////////////////////////////////////////////////////////////////////
//
//			OnStop - Stop the timer when button pushed.  Reenables Start button.
//
///////////////////////////////////////////////////////////////////////////////////
//

void CIconMoverDlg::OnStop() 
{
	if (IconTimer != NULL)
		StopTimer (IconTimer);

	SetCurrentIcon (IDI_Net0);
	IconState = 0;
	IconTimer = NULL;
	
}

//
///////////////////////////////////////////////////////////////////////////////////
//
//		OnOK - stop the timer if it is running and exit the dialog
//
///////////////////////////////////////////////////////////////////////////////////
//

void CIconMoverDlg::OnOK() 
{
	if (IconTimer != NULL)
		StopTimer (IconTimer);
	IconTimer = NULL;

	CDialog::OnOK();
}

//
///////////////////////////////////////////////////////////////////////////////////
//