window.c

这是我自己做的C学生管理系统

#include<stdio.h>
#include<string.h>
#include<windows.h>
#include"resource.h"//资源文件
#include "list.h"

#define COL 6
#define ROW 14
#define Prompt "通迅管理提示您" 

HINSTANCE hInst;//声明应用程序实例
HWND hWnd;//窗口句柄
HWND g_hWnd;	//主窗口句柄
Node * pHead=NULL;	//全局指针变量
char  FileName[255];	//文件名
int QueryFlat=-1;
Node * pNode1=NULL;


//新建
LRESULT CALLBACK DlgProc_New(HWND hDlgWnd,//对话框句柄
						 UINT message,//消息参数	 
						 WPARAM wParam,
						 LPARAM lParam)
{
	HWND hTopWnd;
	RECT rc,Drc;
	int wmID;

	switch (message)
	{
	case WM_INITDIALOG://对话框初始消息
		hTopWnd = GetDesktopWindow();
		GetWindowRect(hTopWnd,&rc);
		GetWindowRect(hDlgWnd,&Drc);
		SetWindowPos(hDlgWnd,HWND_TOP,(rc.right - Drc.right + Drc.left)/2,(rc.bottom - Drc.bottom + Drc.top )/2,Drc.right -Drc.left,Drc.bottom - Drc.top,SWP_SHOWWINDOW);
		return 1;
		break;

	case WM_COMMAND:
		 wmID=LOWORD(wParam);
			switch(wmID)
			{
			case IDOK:
				{	
					FILE * fp;
					HWND  hFileWnd;
				
					hFileWnd = GetDlgItem(hDlgWnd, IDC_EDIT1);
					GetWindowText(hFileWnd, FileName, 255);
					
					if (strlen(FileName)==0)
						MessageBox(hDlgWnd,"文件为空，请重新输入文件名！",Prompt,MB_OK | MB_ICONERROR);
					else
					{																			
						fp=fopen(FileName,"r");
						if(fp!=NULL)
						{
							if(MessageBox(hDlgWnd,"文件已存在，是否覆盖?",Prompt,MB_OKCANCEL | MB_ICONQUESTION)==IDOK)
							{	
									fp=fopen(FileName,"w");
									fclose(fp);
							}
							else if(MessageBox(hDlgWnd,"该文件已存在，是否打开?",Prompt,MB_OKCANCEL | MB_ICONQUESTION)==IDOK)
							{
								pHead=LoadList(pHead,FileName);		//加载文件
								InvalidateRect(g_hWnd,NULL,TRUE);	
							}				
						}
						else
						{								
								fp=fopen(FileName,"wb");
								fclose(fp);					
						}						
						EndDialog(hDlgWnd,IDOK);
					}			
				}
				break;
			case IDCANCEL:
				EndDialog(hDlgWnd,IDOK);
				break;
			default:
				return DefWindowProc(hWnd, message, wParam, lParam);
			}
			break;
	
	case WM_CLOSE :                                                //对话框关闭消息
		EndDialog(hDlgWnd,0);
		ShowWindow(hWnd,SW_SHOWMAXIMIZED);
		break;
	default:
		break;
	}
	return 0;
}


//打开
LRESULT CALLBACK DlgProc_Open(HWND hDlgWnd,                       //对话框句柄
						 UINT message,                            //消息参数	 
						 WPARAM wParam,
						 LPARAM lParam)
{
	HWND hTopWnd;
	RECT rc,Drc;
	int wmID;

	switch (message)
	{
	case WM_INITDIALOG:                                           //对话框初始消息
		hTopWnd = GetDesktopWindow();
		GetWindowRect(hTopWnd,&rc);
		GetWindowRect(hDlgWnd,&Drc);
		SetWindowPos(hDlgWnd,HWND_TOP,(rc.right - Drc.right + Drc.left)/2,(rc.bottom - Drc.bottom + Drc.top )/2,Drc.right -Drc.left,Drc.bottom - Drc.top,SWP_SHOWWINDOW);
		return 1;
		break;
	
	case WM_COMMAND:
			wmID=LOWORD(wParam);
			switch(wmID)
			{
			case IDOK:
				{	
					FILE * fp;
					HWND  hFileWnd;
				
					hFileWnd = GetDlgItem(hDlgWnd, IDC_EDIT1);
					GetWindowText(hFileWnd, FileName, 255);
					
					if (strlen(FileName)==0)
						MessageBox(hDlgWnd,"文件名不能为空，请重新输入文件名！",Prompt,MB_OK | MB_ICONERROR);
					else
					{
						fp=fopen(FileName,"r");
						if(fp!=NULL)
						{
							pHead=LoadList(pHead,FileName);		//读取文件
							InvalidateRect(g_hWnd,NULL,TRUE);							
						}
						else
						{
							if(MessageBox(hDlgWnd,"该文件不存在，是否创建一个新文件？",Prompt,MB_OKCANCEL | MB_ICONQUESTION)==IDOK)
							{
								fp=fopen(FileName,"wb");					
							}
							else
								break;
						}
						fclose(fp);
						EndDialog(hDlgWnd,IDOK);						
					}					
				}
				break;
			case IDCANCEL:
				EndDialog(hDlgWnd,IDOK);
				break;
			default:
				return DefWindowProc(hWnd, message, wParam, lParam);
			}
			break;
	case WM_CLOSE :                                           //对话框关闭消息
		EndDialog(hDlgWnd,0);
		ShowWindow(hWnd,SW_SHOWMAXIMIZED);
		break;
	default:
		break;
	}
	return 0;
}


//添加学生信息
LRESULT CALLBACK DlgProc_Add(HWND hDlgWnd,                   //对话框句柄
						 UINT message,                       //消息参数	 
						 WPARAM wParam,
						 LPARAM lParam)
{
	HWND hTopWnd;
	RECT rc,Drc;
	int wmID;
	Student std;
	Node * pNode=NULL;
	char No[20];
	

	switch (message)
	{
	case WM_INITDIALOG:                                     //对话框初始消息
		hTopWnd = GetDesktopWindow();
		GetWindowRect(hTopWnd,&rc);
		GetWindowRect(hDlgWnd,&Drc);
		SetWindowPos(hDlgWnd,HWND_TOP,(rc.right - Drc.right + Drc.left)/2,(rc.bottom - Drc.bottom + Drc.top )/2,Drc.right -Drc.left,Drc.bottom - Drc.top,SWP_SHOWWINDOW);	
    	return 1;
		break;
	
	case WM_COMMAND:
		wmID=LOWORD(wParam);
			switch(wmID)
			{
			case IDOK:
				{	
					
				HWND  hNameWnd,hStdIdWnd,hSexWnd,hAddressWnd,hZipWnd,hPhoneWnd;
				
				if(strlen(FileName)==0)
						MessageBox(hDlgWnd,"文件未打开!",Prompt,MB_OK|MB_ICONERROR);
				else
				{
					hStdIdWnd = GetDlgItem(hDlgWnd, IDC_EDIT2);
					GetWindowText(hStdIdWnd,No,10);
					pNode=searchnode(pHead,No);

					if(searchnode(pHead,No)!=NULL)
							MessageBox(hDlgWnd,"该学号已存在!",Prompt,MB_OK | MB_ICONERROR);
					else
					{
						//姓名
						hNameWnd = GetDlgItem(hDlgWnd, IDC_EDIT1);
						GetWindowText(hNameWnd,std.name,sizeof(std.name));

						//学号
						hStdIdWnd = GetDlgItem(hDlgWnd, IDC_EDIT2);
						GetWindowText(hStdIdWnd,std.no,sizeof(std.no));
					
						//性别
						hSexWnd = GetDlgItem(hDlgWnd, IDC_EDIT3);
						GetWindowText(hSexWnd,std.sex,sizeof(std.sex));
						
						//家庭地址
						hAddressWnd = GetDlgItem(hDlgWnd, IDC_EDIT4);
						GetWindowText(hAddressWnd,std.address,sizeof(std.address));

						//邮政编码
						hZipWnd = GetDlgItem(hDlgWnd, IDC_EDIT5);
						GetWindowText(hZipWnd,std.zip,sizeof(std.zip));
											
						//电话
						hPhoneWnd = GetDlgItem(hDlgWnd, IDC_EDIT6);
						GetWindowText(hPhoneWnd,std.phone,sizeof(std.phone));	

						if (strlen(std.no)==0 ||strlen(std.name)==0 || strlen(std.address)==0 || strlen(std.zip)==0 || strlen(std.phone)==0)
							MessageBox(hDlgWnd,"信息输入不能为空！",Prompt,MB_OK | MB_ICONERROR);
						else
						{
					    	pHead = InsertList(pHead,std);
							SaveList(pHead,FileName);               //保存文件
							MessageBox(hDlgWnd,"添加成功!",Prompt,MB_OK|MB_ICONINFORMATION);
							InvalidateRect(g_hWnd,NULL,TRUE);       //强制重绘
						}						
					}
					}
				}
				break;
			case IDCANCEL:
				EndDialog(hDlgWnd,IDOK);
				break;
			default:
				return DefWindowProc(hWnd, message, wParam, lParam);
			}
			break;
	
	case WM_CLOSE :                                                //对话框关闭消息
		EndDialog(hDlgWnd,0);
		ShowWindow(hWnd,SW_SHOWMAXIMIZED);
		break;
	default:
		break;
	}
	return 0;
}


//查找
LRESULT CALLBACK DlgProc_Find(HWND hDlgWnd,                       //对话框句柄
						 UINT message,                            //消息参数	 
						 WPARAM wParam,
						 LPARAM lParam)
{
	HWND hTopWnd;
	HWND  hStdIdWnd,hNameWnd,hAddressWnd,hSexWnd,hZipWnd,hPhoneWnd,hEditWnd;
	RECT rc,Drc;
	int wmID;
	Node * pNode=NULL;
	char No[20];

	hStdIdWnd = GetDlgItem(hDlgWnd, IDC_Del_Id);                 //得到句柄 
	hNameWnd = GetDlgItem(hDlgWnd, IDC_Name);
	hAddressWnd = GetDlgItem(hDlgWnd, IDC_Address);
	hSexWnd = GetDlgItem(hDlgWnd, IDC_Sex);
	hZipWnd = GetDlgItem(hDlgWnd, IDC_Zip);
	hPhoneWnd = GetDlgItem(hDlgWnd, IDC_Phone);
	hEditWnd=GetDlgItem(hDlgWnd,IDC_QUERY);

	switch (message)
	{
	case WM_INITDIALOG:                                         //对话框初始消息
		hTopWnd = GetDesktopWindow();
		GetWindowRect(hTopWnd,&rc);
		GetWindowRect(hDlgWnd,&Drc);
		SetWindowPos(hDlgWnd,HWND_TOP,(rc.right - Drc.right + Drc.left)/2,(rc.bottom - Drc.bottom + Drc.top )/2,Drc.right -Drc.left,Drc.bottom - Drc.top,SWP_SHOWWINDOW);
    	return 1;
		break;
	
	case WM_COMMAND:
			wmID=LOWORD(wParam);
			switch(wmID)
			{
			case IDOK:
			{				
				GetWindowText(hStdIdWnd,No,10);

				if(strlen(FileName)==0)
						MessageBox(hDlgWnd,"你还未新建或打开一个文件，请先进行此操作!",Prompt,MB_OK|MB_ICONERROR);
				else
				{
				if(strlen(No)==0)
						MessageBox(hDlgWnd,"学号不能为空，请重新输入所要删除的学号!",Prompt,MB_OK|MB_ICONERROR);
				else
				{
	
					pNode=searchnode(pHead,No);

					if(	searchnode(pHead,No)==NULL)
							MessageBox(hDlgWnd,"该学号不存在，请重新输入!",Prompt,MB_OK | MB_ICONERROR);
					else
					{
						//显示所要修改学生的信息（姓名、性别、地址、邮编、电话）
						SetWindowText(hNameWnd,pNode->m_stu.name );   
						SetWindowText(hSexWnd,pNode->m_stu.sex);
						SetWindowText(hAddressWnd,pNode->m_stu.address);
						SetWindowText(hZipWnd,pNode->m_stu.zip);
						SetWindowText(hPhoneWnd,pNode->m_stu.phone);
					}
					}
				}
				}
				break;
			case IDCANCEL:
				EndDialog(hDlgWnd,IDOK);
				break;
			default:
				return DefWindowProc(hWnd, message, wParam, lParam);
			}
			break;

	case WM_CLOSE ://对话框关闭消息
		EndDialog(hDlgWnd,0);
		ShowWindow(hWnd,SW_SHOWMAXIMIZED);
		break;

	default:
		break;
	}
	return 0;
}



//删除 学生信息对话框回调函数
LRESULT CALLBACK DlgProc_Del(HWND hDlgWnd,//对话框句柄
						 UINT message,//消息参数	 
						 WPARAM wParam,
						 LPARAM lParam)
{
	HWND hTopWnd,hDelWnd,hStdIdWnd;
	RECT rc,Drc;
	int wmID;
	Node * pNode=NULL;
	char No[20];

	hStdIdWnd = GetDlgItem(hDlgWnd, IDC_EDIT1);
	hDelWnd = GetDlgItem(hDlgWnd,IDD_DIALOG_DEL);

	switch (message)
	{
	case WM_INITDIALOG://对话框初始消息
		hTopWnd = GetDesktopWindow();
		GetWindowRect(hTopWnd,&rc);
		GetWindowRect(hDlgWnd,&Drc);
		SetWindowPos(hDlgWnd,HWND_TOP,(rc.right - Drc.right + Drc.left)/2,(rc.bottom - Drc.bottom + Drc.top )/2,Drc.right -Drc.left,Drc.bottom - Drc.top,SWP_SHOWWINDOW);
    	return 1;
		break;
	
	case WM_COMMAND:
			wmID=LOWORD(wParam);
			switch(wmID)
			{
			case IDOK:
				{				
				GetWindowText(hStdIdWnd,No,10);

				if(strlen(FileName)==0)
						MessageBox(hDlgWnd,"你未新建或打开一个通迅文件，请先进行此操作!",Prompt,MB_OK|MB_ICONERROR);
				else
				{
				if(strlen(No)==0)
						MessageBox(hDlgWnd,"学号不能为空，请输入所要删除的学号!",Prompt,MB_OK|MB_ICONERROR);
				else