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C语言Windows 网页下载解决方案

发布时间: 2012-04-02 19:58:59 作者: rapoo

C语言Windows 网页下载
想写一个可以根据指定的地址把对应网页下载的程序,比如根据http://blog.sina.com.cn/s/articlelist_1197161814_0_1.html,把这页上的链接全部下载下来。
以前没有接触方面,看也看了好几天,还是不太会。各位帮帮忙吧。

[解决办法]
http://msdn.microsoft.com/en-us/library/windows/desktop/aa384270(v=vs.85).aspx
结束。
[解决办法]
#include<windows.h>
#include<wininet.h>
#include<iostream>
#pragma comment(lib,"wininet.lib")
using namespace std;

int main(void)
{
DWORD byteread=0;
char buffer[100];
memset(buffer,0,100);
HINTERNET internetopen;
internetopen=InternetOpen(L"Testing",INTERNET_OPEN_TYPE_PRECONFIG,NULL,NULL,0);
if (internetopen==NULL){
cout<<"Internet open failed!"<<endl;
return 1;
}
HINTERNET internetopenurl;
internetopenurl=InternetOpenUrl(internetopen,L"http://blog.sina.com.cn/s/blog_475b3d560102dt81.html",NULL,0,INTERNET_FLAG_RELOAD,0);
if (internetopenurl==NULL){
cout<<"Internet open url failed!"<<endl;
InternetCloseHandle(internetopen);
}

BOOL hwrite;
DWORD written;
HANDLE createfile;
createfile=CreateFile(L"E:\\Down.html",GENERIC_WRITE,0,0,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,0);
if (createfile==INVALID_HANDLE_VALUE){
cout<<"Create File failed!"<<endl;
InternetCloseHandle(internetopenurl);
}
BOOL internetreadfile;
while(1){
internetreadfile=InternetReadFile(internetopenurl,buffer,sizeof(buffer),&byteread);
if(byteread==0)
break;
hwrite=WriteFile(createfile,buffer,sizeof(buffer),&written,NULL);
if (hwrite==0){
cout<<"Write to file failed!"<<endl;
CloseHandle(createfile);
}
}
cout<<"Finished downloading!"<<endl;
}

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