C语言实训报告 学分管理系统(4)

rect10.left=170; rect11.top=70;//设置矩形框的属性 rect11.right=270; rect11.bottom=90; rect11.left=250; rect12.top=70;//设置矩形框的属性 rect12.right=350; rect12.bottom=90; rect12.left=330; DrawText(hDC,\姓名:\ DrawText(hDC,\班级:\ DrawText(hDC,\学号:\ DrawText(hDC,\入学时间:\ DrawText(hDC,\基础课学分:\ DrawText(hDC,\专业课学分:\ DrawText(hDC,\选修课学分:\ DrawText(hDC,\人文类课程学分:\ DrawText(hDC,\实验类课程学分:\ DrawText(hDC,\年\ DrawText(hDC,\月\ DrawText(hDC,\日\ EndPaint(hWnd,&paint); return 0; case WM_CREATE: //响应窗口的创建事件 inputHwnd1 = CreateWindow( TEXT(\NULL,WS_CHILD | WS_VISIBLE | WS_BORDER |ES_LEFT | ES_MULTILINE , 110, 20, 240, 20, hWnd, (HMENU)1, ((LPCREATESTRUCT) lParam) -> hInstance,NULL ) ; inputHwnd2 = CreateWindow( TEXT(\NULL,WS_CHILD | WS_VISIBLE | WS_BORDER |ES_LEFT | ES_MULTILINE , 600, 20, 240, 20, hWnd, (HMENU)2, ((LPCREATESTRUCT) lParam) -> hInstance,NULL ) ; inputHwnd3 = CreateWindow( TEXT(\NULL,WS_CHILD | WS_VISIBLE | WS_BORDER |ES_LEFT | ES_MULTILINE , 1060, 20, 240, 20, hWnd, (HMENU)3, ((LPCREATESTRUCT) lParam) -> hInstance,NULL ) ; inputHwnd4 = CreateWindow( TEXT(\NULL,WS_CHILD | WS_VISIBLE |

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WS_BORDER |ES_RIGHT | ES_MULTILINE , 110, 70, 60, 20, hWnd, (HMENU)4, ((LPCREATESTRUCT) lParam) -> hInstance,NULL ) ; inputHwnd5 = CreateWindow( TEXT(\NULL,WS_CHILD | WS_VISIBLE | WS_BORDER |ES_LEFT | ES_MULTILINE , 600, 70, 240, 20, hWnd, (HMENU)5, ((LPCREATESTRUCT) lParam) -> hInstance,NULL ) ; inputHwnd6 = CreateWindow( TEXT(\NULL,WS_CHILD | WS_VISIBLE | WS_BORDER |ES_LEFT | ES_MULTILINE , 1060, 70, 240, 20, hWnd, (HMENU)6, ((LPCREATESTRUCT) lParam) -> hInstance,NULL ) ; inputHwnd7 = CreateWindow( TEXT(\NULL,WS_CHILD | WS_VISIBLE | WS_BORDER |ES_LEFT | ES_MULTILINE , 110, 120, 240, 20, hWnd, (HMENU)7, ((LPCREATESTRUCT) lParam) -> hInstance,NULL ) ; inputHwnd8 = CreateWindow( TEXT(\NULL,WS_CHILD | WS_VISIBLE | WS_BORDER |ES_LEFT | ES_MULTILINE , 600, 120, 240, 20, hWnd, (HMENU)8, ((LPCREATESTRUCT) lParam) -> hInstance,NULL ) ; inputHwnd9 = CreateWindow( TEXT(\NULL,WS_CHILD | WS_VISIBLE | WS_BORDER |ES_LEFT | ES_MULTILINE , 1060, 120, 240, 20, hWnd, (HMENU)9, ((LPCREATESTRUCT) lParam) -> hInstance,NULL ) ; inputHwnd10 = CreateWindow( TEXT(\ | WS_BORDER |ES_LEFT | ES_MULTILINE , 20, 180, 1280, 400, hWnd, (HMENU)10, ((LPCREATESTRUCT) lParam) -> hInstance,NULL ) ; inputHwnd11 = CreateWindow( TEXT(\| WS_VISIBLE | WS_BORDER |ES_RIGHT | ES_MULTILINE , 190, 70, 60, 20, hWnd, (HMENU)11, ((LPCREATESTRUCT) lParam) -> hInstance,NULL ) ; inputHwnd12 = CreateWindow( TEXT(\ | WS_BORDER |ES_RIGHT | ES_MULTILINE , 270, 70, 60, 20, hWnd, (HMENU)12, ((LPCREATESTRUCT) lParam) -> hInstance,NULL ) ;

hwndbutton13=CreateWindow(TEXT(\保存\-> hInstance,NULL);

hwndbutton14=CreateWindow(TEXT(\查询学分\-> hInstance,NULL);

hwndbutton15=CreateWindow(TEXT(\修改学分\-> hInstance,NULL);

hwndbutton16=CreateWindow(TEXT(\删除学生\-> hInstance,NULL);

hwndbutton17=CreateWindow(TEXT(\显示所有可以毕业的学生\lParam) -> hInstance,NULL);

hwndbutton18=CreateWindow(TEXT(\显示所有学生信息\

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lParam) -> hInstance,NULL);

hwndbutton19=CreateWindow(TEXT(\清空文本\lParam) -> hInstance,NULL); return 0 ; case WM_COMMAND://响应命令 { switch(LOWORD(wParam)) { case 13: clearcache(); baocun(); return 0; case 14: clearcache(); seexuefen(); return 0; case 15: clearcache(); xiugaixuefen(); return 0; case 16: clearcache(); deletestudent(); return 0; case 17: clearcache(); cleartext(); showbiye(); return 0; case 18: clearcache(); cleartext(); showall(); return 0; case 19: clearcache(); cleartext(); return 0; } return 0; }

case WM_DESTROY://如果是点击关闭窗口时的消息 PostQuitMessage(0);//退出消息队列

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框

return 0;//返回0，结束函数 } //如果是其余的消息，调用默认消息处理函数，将消息该函数处理并将返回值返回 return DefWindowProc(hWnd,Msg,wParam,lParam); }

void clearcache() //清空缓存 { ZeroMemory(str1,sizeof(str1)); ZeroMemory(str2,sizeof(str2)); ZeroMemory(str3,sizeof(str3)); ZeroMemory(str4,sizeof(str4)); ZeroMemory(str5,sizeof(str5)); ZeroMemory(str6,sizeof(str6)); ZeroMemory(str7,sizeof(str7)); ZeroMemory(str8,sizeof(str8)); ZeroMemory(str9,sizeof(str9)); ZeroMemory(str10,sizeof(str10)); ZeroMemory(str11,sizeof(str11)); ZeroMemory(str12,sizeof(str12)); ZeroMemory(str13,sizeof(str13)); ZeroMemory(str14,sizeof(str14)); }

void cleartext() //清空文本框 { SetDlgItemText(hWnd,1,str4); SetDlgItemText(hWnd,2,str4); SetDlgItemText(hWnd,3,str4); SetDlgItemText(hWnd,4,str4); SetDlgItemText(hWnd,5,str4); SetDlgItemText(hWnd,6,str4); SetDlgItemText(hWnd,7,str4); SetDlgItemText(hWnd,8,str4); SetDlgItemText(hWnd,9,str4); SetDlgItemText(hWnd,10,str4); SetDlgItemText(hWnd,11,str4); SetDlgItemText(hWnd,12,str4); }

void baocun() //保存 { struct student *newstudent; newstudent=new student; GetDlgItemText(hWnd,3,str1,sizeof(str1)/sizeof(char)); newstudent->xuehao=atol(str1); if(newstudent->xuehao==0)

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{ MessageBox(NULL,TEXT(\保存失败！您输入的学号不合法，请检查学号是否正确！\提示\ delete newstudent; } else { while(assistp!=NULL && assistp->xuehao!=newstudent->xuehao) { assistp=assistp->next; } if(assistp==NULL) { GetDlgItemText(hWnd,1,newstudent->name,sizeof(str1)/sizeof(char)); GetDlgItemText(hWnd,2,newstudent->banji,sizeof(str1)/sizeof(char)); GetDlgItemText(hWnd,4,str5,sizeof(str1)/sizeof(char)); GetDlgItemText(hWnd,5,str6,sizeof(str1)/sizeof(char)); GetDlgItemText(hWnd,6,str7,sizeof(str1)/sizeof(char)); GetDlgItemText(hWnd,7,str8,sizeof(str1)/sizeof(char)); GetDlgItemText(hWnd,8,str9,sizeof(str1)/sizeof(char)); GetDlgItemText(hWnd,9,str10,sizeof(str1)/sizeof(char)); GetDlgItemText(hWnd,11,str11,sizeof(str1)/sizeof(char)); GetDlgItemText(hWnd,12,str13,sizeof(str1)/sizeof(char)); newstudent->year=atoi(str5); newstudent->jichu=atoi(str6); newstudent->zhuanye=atoi(str7); newstudent->xuanxiu=atoi(str8); newstudent->renwen=atoi(str9); newstudent->shiyan=atoi(str10); newstudent->month=atoi(str11); newstudent->date=atoi(str13); newstudent->next=NULL; if(newstudent->year<1999 || newstudent->year>2014 || newstudent->month<1 || newstudent->month>12 || newstudent->date<1 || newstudent->date>31) { MessageBox(NULL,TEXT(\保存失败！您输入的入学时间超出范围，请注意入学时间的范围为1999年1月1日至2014年12月31日，请检查更正后再保存！\提示\ delete newstudent; } else if(newstudent->jichu<0 || newstudent->jichu>100 || newstudent->zhuanye<0 || newstudent->zhuanye>100 || newstudent->xuanxiu<0 || newstudent->xuanxiu>100 || newstudent->renwen<0 || newstudent->renwen>100 || newstudent->shiyan<0 || newstudent->shiyan>100)

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