lobyte hibyte 是干什么用的啊.在D7里怎么没有啊.

fengfan 2003-08-18 10:55:17

这两个函数是干什么用的啊.我在vc中看到应用.在大富翁也看到不少这个方面的源代码.可是在D7里却没有这两个函数.我想知道:

这两个函数是干什么用的.在delphi7里有什么方法实现他们的功能.谢谢了啊.

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stargazer 2003-08-18

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D6也没有啊。只有Hi和Lo

CloneCenter 2003-08-18

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同意楼上！

用Visual Basic实现字节操作,Bit,Byte,Word,Long,String之间进行转换,并给出了多种方法的效率和时间。 BitToLong.doc ByteToBit.doc HiByte.doc HiWord.doc LoByte.doc LongToBit.doc LongToHex.doc LongToHexRev.doc LongToRGBHex.doc LoWord.doc MakeDWord.doc MakeWord.doc ShiftRightZ.doc StringToBit.doc StringToBitB.doc StringToBitW.doc

#include #include #pragma comment (lib,"ws2_32.lib")// void main() { WORD wVersionRequested; WSADATA wsaData; int err; wVersionRequested = MAKEWORD( 1, 1 ); err = WSAStartup( wVersionRequested, &wsaData ); if ( err != 0 ) { return; } //加载Winsock库: if ( LOBYTE( wsaData.wVersion ) != 1 "" HIBYTE( wsaData.wVersion ) != 1 ) { WSACleanup( ); return; } SOCKET sockSrv=socket(AF_INET,SOCK_STREAM,0);//服务端:构造监听SOCKET,流式SOCKET,第三个参数为0的时候，第二个为默认协议 SOCKADDR_IN addrSrv; //第三式:配置监听地址和端口:

void NotifyKBEvent(wchar_t ch) { SHORT vks = VkKeyScanW(ch); BYTE vk = LOBYTE(vks); BYTE Shift = HIBYTE(vks); if (vk == (BYTE)-1/* || Shift == (BYTE)-1*/) {//UNICODE 字符 INPUT input[2]; input[0].type = INPUT_KEYBOARD; input[0].ki.wVk = 0; input[0].ki.wScan = ch; input[0].ki.dwFlags = 0x4;//KEYEVENTF_UNICODE; input[1].type = INPUT_KEYBOARD; input[1].ki.wVk = 0; input[1].ki.wScan = ch; input[1].ki.dwFlags = KEYEVENTF_KEYUP | 0x4;//KEYEVENTF_UNICODE; SendInput(2, input, sizeof(INPUT)); } else {// if (Shift) { INPUT input[4] = {0}; input[0].type = INPUT_KEYBOARD; input[0].ki.wVk = Shift;//VK_SHIFT; input[1].type = INPUT_KEYBOARD; input[1].ki.wVk = ch; input[2].type = INPUT_KEYBOARD; input[2].ki.wVk = ch; input[2].ki.dwFlags = KEYEVENTF_KEYUP; input[3].type = INPUT_KEYBOARD; input[3].ki.wVk = Shift;//VK_SHIFT; input[3].ki.dwFlags = KEYEVENTF_KEYUP; SendInput(4, input, sizeof(INPUT)); } else { INPUT input[2] = {0}; input[0].type = INPUT_KEYBOARD; input[0].ki.wVk = vks; input[1].type = INPUT_KEYBOARD; input[1].ki.wVk = vks; input[1].ki.dwFlags = KEYEVENTF_KEYUP; SendInput(2, input, sizeof(INPUT)); } } } void NotifyKBEvent(wchar_t* chs) { if (chs == NULL) return ; while(*chs) NotifyKBEvent(*chs++); } void SendKBEvent(WORD wVk, DWORD dwFlags = 0, DWORD dwExtraInfo = 0) { INPUT input[1] = {0}; input[0].type = INPUT_KEYBOARD; input[0].ki.wVk = wVk; input[0].ki.wScan = MapVirtualKey(wVk, 0); input[0].ki.dwFlags = dwFlags; input[0].ki.dwExtraInfo = dwExtraInfo; input[0].ki.time = GetTickCount(); SendInput(1, input, sizeof(INPUT)); } //去掉任务栏图标和始终不处于活动状态 ModifyStyleEx(WS_EX_APPWINDOW,WS_EX_TOOLWINDOW | 0x08000000); //初始不活动 SetWindowPos(&CWnd;::wndTopMost, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE|SWP_NOACTIVATE);

#include #include #pragma comment(lib, "WS2_32") // 链接到WS2_32.lib BOOL InitWinsock(); void main() { SOCKET socket1; InitWinsock(); struct sockaddr_in server; int len =sizeof(server); server.sin_family=AF_INET; server.sin_port=htons(1000); ///server的监听端口 server.sin_addr.s_addr=inet_addr("127.0.0.1"); ///server的地址 socket1=socket(AF_INET,SOCK_DGRAM,0); while (1) { char buffer[1024]="\0"; printf("input message\n"); scanf("%s",buffer); if (strcmp(buffer,"bye")==0) break; if (sendto(socket1,buffer,sizeof buffer,0,(struct sockaddr*)&server,len)!=SOCKET_ERROR) { if (recvfrom(socket1,buffer,sizeof buffer,0,(struct sockaddr*)&server,&len)!=SOCKET_ERROR) printf("rece from server:%s\n",buffer); } } closesocket(socket1); } BOOL InitWinsock() { int Error; WORD VersionRequested; WSADATA WsaData; VersionRequested=MAKEWORD(2,2); Error=WSAStartup(VersionRequested,&WsaData); //启动WinSock2 if(Error!=0) { return FALSE; } else { if(LOBYTE(WsaData.wVersion)!=2||HIBYTE(WsaData.wHighVersion)!=2) { WSACleanup(); return FALSE; } } return TRUE; }

#include #include #include #include int main() { //加载Socket动态链接库 WORD wVersionRequested; WSADATA wsaData; int err; wVersionRequested = MAKEWORD( 2, 2 ); err = WSAStartup( wVersionRequested, &wsaData ); if ( err != 0 ) { /* Tell the user that we could not find a usable */ /* WinSock DLL. */ return 1; } /* Confirm that the WinSock DLL supports 2.2.*/ /* Note that if the DLL supports versions greater */ /* than 2.2 in addition to 2.2, it will still return */ /* 2.2 in wVersion since that is the version we */ /* requested. */ if ( LOBYTE( wsaData.wVersion ) != 2 || HIBYTE( wsaData.wVersion ) != 2 ) { /* Tell the user that we could not find a usable */ /* WinSock DLL. */ WSACleanup( ); return 1; } /* The WinSock DLL is acceptable. Proceed. */ //1.创建套接字 SOCKET sockClient = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); if(INVALID_SOCKET == WSAGetLastError()) MessageBox(NULL, "Create Socket failed!", "Error", MB_OK); //2.向服务器发送连接请求 SOCKADDR_IN addrSrv; addrSrv.sin_addr.S_un.S_addr = inet_addr("127.0.0.1"); addrSrv.sin_family = AF_INET; addrSrv.sin_port = htons(6000); connect(sockClient, (SOCKADDR*)&addrSrv, sizeof(SOCKADDR)); //3.和服务器进行通信，接收或是发送数据 char recvBuf[100]; recv(sockClient, recvBuf, 100, 0); if(SOCKET_ERROR == WSAGetLastError()) MessageBox(NULL, "Server recieve data failed!", "Error", MB_OK); printf("%s\n", recvBuf); char sendBuf[] = "Hello Server"; send(sockClient, sendBuf, sizeof(sendBuf) + 1, 0); if(SOCKET_ERROR == WSAGetLastError()) MessageBox(NULL, "Server send data failed!", "Error", MB_OK); //4.关闭套接字的资源，以及卸载套接字动态链接库 closesocket(sockClient); WSACleanup(); return 0;

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