• 完成一个口算训练程序
– 该程序能逐一生成口算题, 并以对话框的形式呈现给用户, 用户 输入当前题目答案后, 生成下一道题目
– 用户答题数量达到预先设置的数目时, 练习结束, 以消息框的形 式给出用户成绩以及错误题目
c++ mfc 口算小程序
- 写回答
- 好问题 0 提建议
- 追加酬金
- 关注问题
- 邀请回答
-
1条回答 默认 最新
- 歇歇 2022-05-28 22:42关注
void CMyDlg::OnZero() { // TODO: Add your control notification handler code here m_showend+="0"; UpdateData(false); } void CMyDlg::OnOne() { // TODO: Add your control notification handler code here m_showend+="1"; UpdateData(false); } void CMyDlg::OnTwo() { // TODO: Add your control notification handler code here m_showend+="2"; UpdateData(false); } void CMyDlg::OnThree() { // TODO: Add your control notification handler code here m_showend+="3"; UpdateData(false); } void CMyDlg::OnFour() { // TODO: Add your control notification handler code here m_showend+="4"; UpdateData(false); } void CMyDlg::OnFive() { // TODO: Add your control notification handler code here m_showend+="5"; UpdateData(false); } void CMyDlg::OnSix() { // TODO: Add your control notification handler code here m_showend+="6"; UpdateData(false); } void CMyDlg::OnSeven() { // TODO: Add your control notification handler code here m_showend+="7"; UpdateData(false); } void CMyDlg::OnEight() { // TODO: Add your control notification handler code here m_showend+="8"; UpdateData(false); } void CMyDlg::OnNine() { // TODO: Add your control notification handler code here m_showend+="9"; UpdateData(false); } void CMyDlg::OnClearEditBox() //此函数用于清空编辑框信息 { // TODO: Add your control notification handler code here m_showend=""; operand_one=0.0; operand_two=0.0; UpdateData(false); //更新编辑框信息 } void CMyDlg::OnRun() { // TODO: Add your control notification handler code here operand_two=atof(m_showend); double end=0.0; //此处为判断操作的类型; if(operate==add) { end=operand_one+operand_two; m_showend.Format("%g",end); } else if(operate==subtraction) { end=operand_one-operand_two; m_showend.Format("%g",end); } else if(operate==multiplication) { end=operand_one*operand_two; m_showend.Format("%g",end); } else if(operate==division) { end=operand_one/operand_two; m_showend.Format("%g",end); } UpdateData(false); } void CMyDlg::OnDivision() //除法运算 { // TODO: Add your control notification handler code here operand_one=atof(m_showend); m_showend=""; UpdateData(false); operate=division;//操作类型为“除”; } void CMyDlg::OnMultiplication() //乘法运算 { // TODO: Add your control notification handler code here operand_one=atof(m_showend); m_showend=""; UpdateData(false); operate=multiplication;//操作类型为“乘”; } void CMyDlg::OnSubtraction() //减法运算 { // TODO: Add your control notification handler code here operand_one=atof(m_showend); m_showend=""; UpdateData(false); operate=subtraction;//操作类型为“减”; } void CMyDlg::OnAdd() //加法运算 { // TODO: Add your control notification handler code here operand_one=atof(m_showend); m_showend=""; UpdateData(false); operate=add;//操作类型为“加”; } void CMyDlg::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags) { // TODO: Add your message handler code here and/or call default AfxMessageBox("345234"); switch(nChar) { case 48:CMyDlg::OnZero();break; case 49:CMyDlg::OnOne();break; case 50:CMyDlg::OnTwo();break; case 51:CMyDlg::OnThree();break; case 52:CMyDlg::OnFour();break; case 53:CMyDlg::OnFive();break; case 54:CMyDlg::OnSix();break; case 55:CMyDlg::OnSeven();break; case 56:CMyDlg::OnEight();break; case 57:CMyDlg::OnNine();break; default:break; } CDialog::OnKeyDown(nChar, nRepCnt, nFlags); } BOOL CMyDlg::PreTranslateMessage(MSG* pMsg) { // TODO: Add your specialized code here and/or call the base class if(pMsg->message == WM_KEYDOWN) { if(pMsg->wParam==VK_ESCAPE) //忽略掉键盘上的esc按键消息 { return true; } //CMyDlg::OnKeyDown(nChar, nRepCnt, nFlags) ; switch(pMsg->wParam) { case 48:CMyDlg::OnZero();break; case 49:CMyDlg::OnOne();break; case 50:CMyDlg::OnTwo();break; case 51:CMyDlg::OnThree();break; case 52:CMyDlg::OnFour();break; case 53:CMyDlg::OnFive();break; case 54:CMyDlg::OnSix();break; case 55:CMyDlg::OnSeven();break; case 56:CMyDlg::OnEight();break; case 57:CMyDlg::OnNine();break; default:break; } } return CDialog::PreTranslateMessage(pMsg); }
解决评论 打赏 举报无用 2
悬赏问题
- ¥15 用js遍历数据并对非空元素添加css样式
- ¥15 使用autodl云训练,希望有直接运行的代码(关键词-数据集)
- ¥50 python写segy数据出错
- ¥20 关于线性结构的问题:希望能从头到尾完整地帮我改一下,困扰我很久了
- ¥30 3D多模态医疗数据集-视觉问答
- ¥20 设计一个二极管稳压值检测电路
- ¥15 内网办公电脑进行向日葵
- ¥15 如何输入双曲线的参数a然后画出双曲线?我输入处理函数加上后就没有用了,不知道怎么回事去掉后双曲线可以画出来
- ¥15 soildworks装配体的尺寸问题
- ¥100 有偿寻云闪付SDK转URL技术