一份简单的evc程序源码

#include "myFileManagement.h" extern HINSTANCE hCommLib=0; extern HINSTANCE hInst; //MYPROC lpfnChooseColor=0; const MessageProc fileChildMessages[]={ WM_CREATE,goCreateFileChildWnd, WM_PAINT,goPaintFileChildWnd, MYWM_MENUCLICK,goMenuclickChildWnd, WM_COMMAND,goMenuclickChildWnd }; const CommandProc fileChildCommands[]={ IDM_OPENTEXTFILE,goOpenTextFileChildCmd, IDC_OPENFILEATCHILDWND,goOpenTextFileChildCmd, IDM_SAVETEXTFILE,goSaveTextFileChildCmd, IDC_SAVEFILEATCHILDWND,goSaveTextFileChildCmd, IDM_ABOUT,goAboutFileChildCmd, IDM_COPYFILE,goCopyFileChildCmd, IDM_MOVEFILE,goMoveFileChildCmd, IDC_CLEARDISPLAY,goClearDisplayChildCmd }; CONTROLSTRUCT controlWnd[]= { {TEXT(""),IDC_FILECONTENTEDIT, TEXT("EDIT"),ES_LEFT|ES_MULTILINE|WS_BORDER|ES_AUTOVSCROLL|WS_VSCROLL,10,10,220,190}, {TEXT("open file"), IDC_OPENFILEATCHILDWND, TEXT("BUTTON"),BS_PUSHBUTTON, 10, 210, 64, 20}, {TEXT("save file"), IDC_SAVEFILEATCHILDWND, TEXT("BUTTON"),BS_PUSHBUTTON, 88, 210, 64, 20}, {TEXT("clear"), IDC_CLEARDISPLAY, TEXT("BUTTON"),BS_PUSHBUTTON, 166, 210, 64, 20}, }; int registerFileChildWnd(HINSTANCE hInstance) { //定义窗口类结构体变量 WNDCLASS wc; //填充结构体变量中各成员 wc.hInstance = hInstance; wc.lpszClassName = strFileChildClassName; wc.lpfnWndProc = fileChildWndProc; wc.hbrBackground =(HBRUSH)GetStockObject(WHITE_BRUSH); wc.style = CS_DBLCLKS; wc.hIcon = NULL; wc.hCursor = NULL; wc.lpszMenuName = NULL; wc.cbClsExtra = 0; wc.cbWndExtra = 0; //注册窗口类 if(!RegisterClass(&wc)) return 0; // hCommLib=LoadLibrary(TEXT("commdlg.dll")); // if(hCommLib) // lpfnChooseColor=(MYPROC)GetProcAddress(hCommLib,TEXT("ChooseColor")); return 1; } LRESULT CALLBACK fileChildWndProc(HWND hWnd, UINT msgCode, WPARAM wParam, LPARAM lParam) { int i; //查找对应消息ID，并执行映射消息处理过程 for (i=0; i<dim(fileChildMessages); i++) { if(msgCode == fileChildMessages[i].uCode) return (*fileChildMessages[i].functionName)(hWnd, msgCode, wParam, lParam); } //对于不在消息映射表中的消息，调用Windows CE的缺省窗口过程 return DefWindowProc(hWnd, msgCode, wParam, lParam); } LRESULT goPaintFileChildWnd(HWND hWnd, UINT msgCode, WPARAM wParam, LPARAM lParam) { //定义画板结构体变量 PAINTSTRUCT ps; //定义矩形结构体变量 RECT rect; //定义设备环境句柄（或称设备上下文，一般指触摸屏） HDC hdc; //获取客户区矩形大小 GetClientRect(hWnd, &rect); //客户区矩形顶部位置增加命令栏高度 rect.top += CommandBar_Height(GetDlgItem(hWnd, IDC_CMDBAR)); //获取设备环境，必须与EndPaint配对使用 hdc = BeginPaint(hWnd, &ps); //释放设备资源环境 EndPaint(hWnd, &ps); return 0; } LRESULT goCreateFileChildWnd(HWND hWnd, UINT msgCode, WPARAM wParam, LPARAM lParam) { int i; for(i=0; i<dim(controlWnd); i++) { CreateWindow(controlWnd[i].szClass, controlWnd[i].szTitle, controlWnd[i].dwStyle | WS_VISIBLE | WS_CHILD, controlWnd[i].x, controlWnd[i].y, controlWnd[i].xw, controlWnd[i].yh, hWnd, (HMENU)controlWnd[i].nID, hInst, NULL); } return 0; } LRESULT goMenuclickChildWnd(HWND hWnd, UINT msgCode, WPARAM wParam, LPARAM lParam) { WORD menuID,notifyCode; HWND wndCtrl; int i; menuID=(WORD)LOWORD(wParam); notifyCode=(WORD)HIWORD(wParam); wndCtrl = (HWND)lParam; for(i=0;i<dim(fileChildCommands); i++) { if(menuID == fileChildCommands[i].uCode) return (*fileChildCommands[i].functionName) (hWnd, wndCtrl, menuID, notifyCode); //没有functionNam } return 0; } LRESULT goOpenTextFileChildCmd(HWND hWnd, HWND wndCtrl, WORD menuID, WORD notifyCode) { OPENFILENAME of; TCHAR strFileName[MAX_PATH]={0}; const LPTSTR strOpenFilter= TEXT("Text Files(*.txt)\0*.txt\0 All Documents(*.*) \0 *.* \0\0"); BOOL res; //定义文件句柄 HANDLE fileHandle=0; //定义文件大小 LONG fileSize; //定义文件内容指针 LONG filePointer; //定义字节缓冲区指针 PBYTE pFileBuf; //定义显示用缓冲区 LPTSTR lpTcharBuf=NULL; //显示字符或汉字暂存区 TCHAR strDispBuf[64]; //读取文件字节数 DWORD dwBytes; int i; //存放两个字节GB2312码汉字 char cH[8]; //存放转换后的Unicode码汉字 WCHAR strUC[4]; //初始化文件名 strFileName[0]='\0'; //初始化打开文件名结构体 memset(&of,0,sizeof(of)); of.lStructSize=sizeof(of); of.hwndOwner=hWnd; of.lpstrFile=strFileName; of.nMaxFile=dim(strFileName); of.lpstrFilter=strOpenFilter; of.Flags=0; //打开文件对话框 res=GetOpenFileName(&of); //如果打开文件对话框成功，则把文件内容显示在编辑文本框中 if(res) { //文件名存放在字符串变量strFileName中 lstrcpy(strFileName,of.lpstrFile); //打开只读文件方式的文件 fileHandle=CreateFile(strFileName,GENERIC_READ,FILE_SHARE_READ,NULL, OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,NULL); if(fileHandle==INVALID_HANDLE_VALUE) { fileHandle=0; return 0; } //获取文件大小 fileSize=GetFileSize(fileHandle,NULL); //将文件内容指针移到文件头 filePointer=SetFilePointer(fileHandle,0,NULL,FILE_BEGIN); //分配空间存放文件内容 pFileBuf=(PBYTE)LocalAlloc(LMEM_FIXED,fileSize +32); //+64表示预留出一部分空间 lpTcharBuf=(LPTSTR)LocalAlloc(LPTR,fileSize * sizeof(TCHAR)+64); //读取文件内容 if(ReadFile(fileHandle,pFileBuf,fileSize,&dwBytes,NULL)) { //循环读取文件内容 for(i=0;i<fileSize;i++) { //当字节数据显示为区码时，表示相邻两个字节为一个GB2312汉字 if((*pFileBuf>=0xA1)&&(*pFileBuf<=0xF7)) { //获取汉字的GB2312码 cH[0]=*pFileBuf++; cH[0]=*pFileBuf++; i++; //转换为Unicode码 MultiByteToWideChar(CP_ACP,0,cH,2,strUC,1); //汉字送入显示暂存缓冲区 wsprintf(strDispBuf,TEXT("%C"),strUC[0]); } else { //显示为ASCII码字符 wsprintf(strDispBuf,TEXT("%C"),*pFileBuf++); } //将显示字符合并到显示总缓冲区 lstrcat(lpTcharBuf,strDispBuf); } //显示从文件中读到的所有信息 SetDlgItemText(hWnd,IDC_FILECONTENTEDIT,lpTcharBuf); } } //关闭文件，释放堆 if(fileHandle) { CloseHandle(fileHandle); fileHandle=0; } if(pFileBuf) LocalFree(pFileBuf); if(lpTcharBuf) LocalFree(lpTcharBuf); //刷新并显示父窗口，即主窗口 ShowWindow(GetParent(hWnd),SW_SHOW); UpdateWindow(GetParent(hWnd)); //刷新并显示子窗口 ShowWindow(hWnd,SW_SHOW); UpdateWindow(hWnd); return 0; } LRESULT goSaveTextFileChildCmd(HWND hWnd, HWND wndCtrl, WORD menuID, WORD notifyCode) { OPENFILENAME of; TCHAR strFileName[MAX_PATH]={0}; const LPTSTR strOpenFilter = TEXT("Text Files(*.txt)\0 *.txt \0 ALL Documents(*.*) \0 *.* \0\0"); BOOL res; HANDLE fileHandle = 0; LONG fileSize; PBYTE pFileBuf; LPTSTR lpTcharBuf = NULL; DWORD dwBytes; TCHAR strSaveOK[512]; int i,j; char cH[8]; WCHAR strUC[4]; strFileName[0]='\0'; memset(&of, 0, sizeof(of)); of.lStructSize = sizeof(of); of.hwndOwner = hWnd; of.lpstrFile = strFileName; of.nMaxFile = dim(strFileName); of.lpstrFilter = strOpenFilter; of.Flags = 0; res = GetSaveFileName(&of); if(res) { lstrcpy(strFileName, of.lpstrFile); fileHandle = CreateFile(strFileName, GENERIC_WRITE, FILE_SHARE_WRITE, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL); if(fileHandle == INVALID_HANDLE_VALUE) { fileHandle = 0; return 0; } fileSize = SendDlgItemMessage(hWnd, IDC_FILECONTENTEDIT, WM_GETTEXTLENGTH, 0, 0); pFileBuf = (PBYTE)LocalAlloc(LMEM_FIXED, fileSize * sizeof(TCHAR)+64); lpTcharBuf = (LPTSTR)LocalAlloc(LPTR, fileSize +32); GetDlgItemText(hWnd, IDC_FILECONTENTEDIT, lpTcharBuf, fileSize +32); j=0; for(i=0; i<fileSize; i++,j++) { if(HIBYTE(lpTcharBuf[i]>=1)) { strUC[0]=lpTcharBuf[i]; WideCharToMultiByte(CP_ACP, 0, strUC, 1, cH, 2, NULL, NULL); pFileBuf[j]=cH[0]; j++; pFileBuf[j]=cH[1]; } else { pFileBuf[j]=LOBYTE(lpTcharBuf[i]); } } WriteFile(fileHandle, pFileBuf, j, &dwBytes, NULL);