How to create a dialog box, realize read all links in the HTML file?-CodePudding

Novice small white, hope to everyone's advice and help!

CodePudding user response:

Refer to the CDHtmlDialog

CodePudding user response:

Read the web page source code, pick all links

CodePudding user response:

Matching retrieval tag
CodePudding user response:

Web development is relatively easy to parse HTML dom. Such as phpquery
C/c + + even want to achieve, & lt; A href tag,

CodePudding user response:

https://blog.csdn.net/zhihu008/article/details/7922585

CodePudding user response:

 
Void EnumAnchorElement (IHTMLDocument2 * pIHTMLDocument2)//for embedded web page 
{
if (! PIHTMLDocument2) return; 
Retrieves the hr; 

CComQIPtr SpAllElement; 
Hr=pIHTMLDocument2 - & gt; Get_links (& amp; SpAllElement);//get all all embedded in the web page link 
If (FAILED (hr)) 
return; 

Long nLength=0; 
SpAllElement - & gt; Get_length (& amp; NLength); 
for (int i=0; I & lt; NLength; I++) 
{
CComPtr PDisp; 
Hr=spAllElement - & gt; The item (COleVariant (I) (long), COleVariant (0) (long), & amp; PDisp);//get a single link 

If (SUCCEEDED (hr)) 
{
IHTMLElement * pEleme=NULL; 
If (FAILED (pDisp - & gt; QueryInterface (IID_IHTMLElement, (void * *) & amp; PEleme))) 
continue; 

BSTR showText; 
PEleme - & gt; Get_innerText (& amp; ShowText); 
SysFreeString (showText); 

//actual connection address 
BSTR linkText; 
PEleme - & gt; The toString (& amp; LinkText); 
SysFreeString (linkText); 

CComQIPtr & lt; IHTMLAnchorElement, & amp; IID_IHTMLAnchorElement & gt; PElement (pDisp); 
BSTR bHref; 
PElement - & gt; Get_href (& amp; BHref); 
Cstrings strHref (bHref); 
If (strHref cstrings=https://bbs.csdn.net/topics/=(" https://news.sina.com.cn/c/2018-10-22/doc-ifxeuwws6718927.shtml ")) 
{
PElement - & gt; Get_rel (& amp; BHref); 
PElement - & gt; Get_rel (& amp; BHref); 
break; 
}
}
}
}