// SimpleInterestDlg.cpp : implementation file
//
#include "stdafx.h"
#include "SimpleInterest.h"
#include "SimpleInterestDlg.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()
/////////////////////////////////////////////////////////////////////////////
// CSimpleInterestDlg dialog
CSimpleInterestDlg::CSimpleInterestDlg(CWnd* pParent /*=NULL*/)
: CDialog(CSimpleInterestDlg::IDD, pParent)
{
//{{AFX_DATA_INIT(CSimpleInterestDlg)
m_iPrincipalAmount = 0.0f;
m_iNoOfMonths = 0;
m_fInterestPerMonth = 0.0f;
m_fTotalAmount = 0.0f;
//}}AFX_DATA_INIT
// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}
void CSimpleInterestDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CSimpleInterestDlg)
DDX_Text(pDX, IDC_EDIT_PRINCIPAL_AMOUNT, m_iPrincipalAmount);
DDX_Text(pDX, IDC_EDIT_NO_OF_MONTHS, m_iNoOfMonths);
DDX_Text(pDX, IDC_EDIT_INTEREST, m_fInterestPerMonth);
DDX_Text(pDX, IDC_EDIT_TOTAL, m_fTotalAmount);
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CSimpleInterestDlg, CDialog)
//{{AFX_MSG_MAP(CSimpleInterestDlg)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
ON_BN_CLICKED(ID_CALCULATE_TOTAL, OnCalculateTotal)
ON_COMMAND(ID_UTILS_CALCULATETOTAL, OnUtilsCalculatetotal)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CSimpleInterestDlg message handlers
BOOL CSimpleInterestDlg::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);
if (pSysMenu != NULL)
{
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
return TRUE; // return TRUE unless you set the focus to a control
}
void CSimpleInterestDlg::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 CSimpleInterestDlg::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 CSimpleInterestDlg::OnQueryDragIcon()
{
return (HCURSOR) m_hIcon;
}
void CSimpleInterestDlg::OnCalculateTotal()
{
UpdateData(TRUE);//Get the data from edit control
m_fTotalAmount=m_iPrincipalAmount+(m_iPrincipalAmount*m_iNoOfMonths*m_fInterestPerMonth)/100;
UpdateData(FALSE);//Display the data in the edit control
}
void CSimpleInterestDlg::OnUtilsCalculatetotal()
{
OnCalculateTotal();
}
SimpleInterest.cpp
// SimpleInterest.cpp : Defines the class behaviors for the application.
//
#include "stdafx.h"
#include "SimpleInterest.h"
#include "SimpleInterestDlg.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CSimpleInterestApp
BEGIN_MESSAGE_MAP(CSimpleInterestApp, CWinApp)
//{{AFX_MSG_MAP(CSimpleInterestApp)
// NOTE - the ClassWizard will add and remove mapping macros here.
// DO NOT EDIT what you see in these blocks of generated code!
//}}AFX_MSG
ON_COMMAND(ID_HELP, CWinApp::OnHelp)
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CSimpleInterestApp construction
CSimpleInterestApp::CSimpleInterestApp()
{
// TODO: add construction code here,
// Place all significant initialization in InitInstance
}
/////////////////////////////////////////////////////////////////////////////
// The one and only CSimpleInterestApp object
CSimpleInterestApp theApp;
/////////////////////////////////////////////////////////////////////////////
// CSimpleInterestApp initialization
BOOL CSimpleInterestApp::InitInstance()
{
AfxEnableControlContainer();
// Standard initialization
// If you are not using these features and wish to reduce the size
// of your final executable, you should remove from the following
// the specific initialization routines you do not need.
#ifdef _AFXDLL
Enable3dControls(); // Call this when using MFC in a shared DLL
#else
Enable3dControlsStatic(); // Call this when linking to MFC statically
#endif
CSimpleInterestDlg dlg;
m_pMainWnd = &dlg;
int nResponse = dlg.DoModal();
if (nResponse == IDOK)
{
// TODO: Place code here to handle when the dialog is
// dismissed with OK
}
else if (nResponse == IDCANCEL)
{
// TODO: Place code here to handle when the dialog is
// dismissed with Cancel
}
// Since the dialog has been closed, return FALSE so that we exit the
// application, rather than start the application's message pump.
return FALSE;
}