哪位高手有兴趣把这段C++转成C# 万分感谢了
// 每月还款金额
double dMonthMoney = m_dMonthMoneyGive;
// 还款月数
int monthNum = m_nMonthNum;
if(m_nMoneyGiveType == 0)
{
if(monthNum <= 0)
{
MessageBox( "[还款月数]输入不正确 ");
CEdit* pWnd = (CEdit*) GetDlgItem(IDC_MONTH_NUM);
pWnd-> SetFocus();
pWnd-> SetSel(0, -1);
return;
}
dMonthMoney = GetMonthMoneyGive(m_lTotalMoney, monthNum, a);
}
else
{
monthNum = GetMonthNum(m_lTotalMoney, dMonthMoney, a);
}
if(monthNum < 1)
{
return;
}
// 每月利息
double* X = new double[monthNum];
// 每月末剩余本金
double* Y = new double[monthNum];
X[0] = m_lTotalMoney * a;
Y[0] = m_lTotalMoney - (dMonthMoney - X[0]);
double XTotalTmp = X[0];
int nPrevGiveNum = 0;
for(int i = 1; i < monthNum; ++ i)
{
X[i] = Y[i - 1] * a;
XTotalTmp += X[i];
Y[i] = m_lTotalMoney - (( i + 1) * dMonthMoney - XTotalTmp);
}
// 设置结算结果
m_dTotalMoneyGive = dMonthMoney * monthNum;
m_dMoneyInterestGive = 0;
m_dBaseMoneyGive = m_lTotalMoney - Y[monthNum - 1] ;
m_dBaseMoneyLeave = Y[monthNum - 1];
m_dMonthMoneyGive = dMonthMoney;
m_nMonthNum = monthNum;
for(int k = 0; k < monthNum; ++ k)
{
m_dMoneyInterestGive += X[k];
}
if(X != NULL)
{
delete []X;
X = NULL;
}
if(Y != NULL)
{
delete []Y;
Y = NULL;
}
SetCursor(hCursorSrc);
UpdateData(FALSE);
}
double TryGetMonth(long totalMoney, int monthNum,
double dInterestRate, double dPrevMoneyGive, int nPrevMoneyGiveMonth, double monthMoney)
{
double dReturn = 0;
bool isPrevGive = dPrevMoneyGive > 0;
// 每月利息
double* X = new double[monthNum];
// 每月末剩余本金
double* Y = new double[monthNum];
X[0] = totalMoney * dInterestRate;
Y[0] = totalMoney - (monthMoney - X[0]);
double XTotalTmp = X[0];
int nPrevGiveNum = 0;
for(int i = 1; i < monthNum; ++ i)
{
X[i] = Y[i - 1] * dInterestRate;
XTotalTmp += X[i];
bool isPrevCal = i % nPrevMoneyGiveMonth > 0;
nPrevGiveNum = i / nPrevMoneyGiveMonth;
if(isPrevGive && isPrevCal)
{
Y[i] = totalMoney - (( i + 1) * monthMoney - XTotalTmp) - dPrevMoneyGive * nPrevGiveNum;
}
else
{
Y[i] = totalMoney - (( i + 1) * monthMoney - XTotalTmp);
}
}
dReturn = Y[monthNum - 1];
if(X != NULL)
{
delete []X;
X = NULL;
}
if(Y != NULL)
{
delete []Y;
Y = NULL;
}
return dReturn;
}
double GetMonthMoneyGive(long totalMoney, int monthNum,
double dInterestRate, double dPrevMoneyGive, int nPrevMoneyGiveMonth)
{
double monthMoney = 0;
double dLeaveMoney = 0;
while(true)
{
//dLeaveMoney = TryGetMonthMoneyGive(totalMoney, monthNum,
// dInterestRate, dPrevMoneyGive, nPrevMoneyGiveMonth, monthMoney);
if(dLeaveMoney > 0)
{
monthMoney += 1;
}
else
{
break;
}
}
if(dLeaveMoney < 0)
{
while(true)
{
//dLeaveMoney = TryGetMonthMoneyGive(totalMoney, monthNum,
// dInterestRate, dPrevMoneyGive, nPrevMoneyGiveMonth, monthMoney);
if(dLeaveMoney > 0.00001 )
{
break;
}
else
{
monthMoney -= 0.000001;
}
}
}
return monthMoney;
}
//----------------------------------
double TryGetMonthMoneyGive(long totalMoney, int monthNum, double dInterestRate, double monthMoney, bool isCalMonth/* = false*/)
{
double dReturn = 0;
// 每月利息
double* X = new double[monthNum];
// 每月末剩余本金
double* Y = new double[monthNum];
X[0] = totalMoney * dInterestRate;
Y[0] = totalMoney - (monthMoney - X[0]);
if(isCalMonth && X[0] > monthMoney)
{
char szMsg[256];
memset(szMsg, 0, sizeof(szMsg));
sprintf(szMsg, "%s[%f] ", "最低还款额要大于 ", X[0]);
::MessageBox(NULL, szMsg, "error ", MB_OK | MB_ICONERROR);
if(X != NULL)
{
delete []X;
X = NULL;
}
if(Y != NULL)
{
delete []Y;
Y = NULL;
}
return INVALID_RET;
}
double XTotalTmp = X[0];
int nPrevGiveNum = 0;
for(int i = 1; i < monthNum; ++ i)
{
X[i] = Y[i - 1] * dInterestRate;
XTotalTmp += X[i];
Y[i] = totalMoney - (( i + 1) * monthMoney - XTotalTmp);
}
dReturn = Y[monthNum - 1];
if(X != NULL)
{
delete []X;
X = NULL;
}
if(Y != NULL)
{
delete []Y;
Y = NULL;
}
return dReturn;
}
double GetMonthMoneyGive(long totalMoney, int monthNum, double dInterestRate)
{
double monthMoney = 0;
double dLeaveMoney = 0;
while(true)
{
dLeaveMoney = TryGetMonthMoneyGive(totalMoney, monthNum,
dInterestRate, monthMoney);
if(fabs(INVALID_RET - dLeaveMoney) < 0.001)
{
return INVALID_RET;
}
if(dLeaveMoney > 0)
{
monthMoney += 1;
}
else
{
break;
}
}
if(dLeaveMoney < 0)
{
while(true)
{
dLeaveMoney = TryGetMonthMoneyGive(totalMoney, monthNum,
dInterestRate, monthMoney);
if(dLeaveMoney > 0.00001 )
{
break;
}
else
{
monthMoney -= 0.0001;
}
}
}
return monthMoney;
}
int GetMonthNum(long totalMoney, double dMonthMoney, double dInterestRate)
{
int monthNum = 1;
double dLeaveMoney = 0;
while(true)
{
dLeaveMoney = TryGetMonthMoneyGive(totalMoney, monthNum,
dInterestRate, dMonthMoney, true);
if(fabs(INVALID_RET - dLeaveMoney) < 0.001)
{
return -1;
}
if(dLeaveMoney < 0.1)
{
break;
}
if(dLeaveMoney > 0)
{
monthNum += 1;
}
else
{
break;
}
}
return monthNum;
}
void CAcculateFundCalculateDlg::OnCal()
{
// TODO: Add your control notification handler code here
m_calDlg.Create(IDD_DIALOG1, this);
m_calDlg.ShowWindow(SW_SHOW);
}
void CAcculateFundCalculateDlg::initMoneyGiveCtl()
{
UpdateData(TRUE);
CEdit* pWnd1 = (CEdit*)GetDlgItem(IDC_MONTH_NUM);
CEdit* pWnd2 = (CEdit*)GetDlgItem(IDC_MONTH_MONEY_GIVE);
pWnd1-> SetReadOnly(m_nMoneyGiveType == 1);
pWnd2-> SetReadOnly(m_nMoneyGiveType == 0);
m_nMonthNum = (m_nMoneyGiveType == 0 ? m_nMonthNum : 0);
m_dMonthMoneyGive = (m_nMoneyGiveType == 1 ? m_nMonthNum : m_dMonthMoneyGive);
}
[解决办法]
好长 友情UP
[解决办法]
帮顶
[解决办法]
差不多，没有太大区别
[解决办法]
控件处理方面改一下就差不多了，主要是太长了楼主
------解决方案--------------------
这基本没啥好转的啊
[解决办法]
就是,一行行读下来...除了控件方面改一下,没什么地方要改.
[解决办法]
改的不多
[解决办法]
JF
[解决办法]
用C++\CLI封装一下直接变成托管类，编译成DLL就可以在C#中直接使用。
[解决办法]
何必 非的要转到C# 在vc中编译成dll
能很好的在C#里面调用(P/Invoke)
