vbwebbrowser控件:获取webbrowser控件 网页的源码(收藏)-vb教程



上找到使用rftControl控件保存webbrowse文本 txtHtml是RichTextBox
txtHTML.Text = WebBrowser1.document.body.innerText
´flag :rsftext 保存为txt文件strtmp文件路径
txtHTML.saveFile strtmp, rtfText


将其name属性设置为web

Private Sub Command1_Click
web.Navigate \"\"
End Sub

Private Sub web_DocumentComplete(ByVal pDisp As Object, URL As Variant)
Set doc = web.Document
For Each i In doc.All
msgbox typename(i)
Text1.Text = Text1.text & vbclrf & i.innertext
Next
End sub

=
转载

´引用 Microsoft HTML Object Library

Dim oDoc As HTMLDocument
Dim oElement As Object
Dim oTxtRgn As Object
Dim sSelectedText As String

Set oDoc = WebBrowser1.Document´获得文档对象
Set oElement = oDoc.getElementById(\"T1\")´获得ID=\"T1\"对象
Set oTxtRgn = oDoc.selection.createRange´获得文档当前正选择区域对象

sSelectedText = oTxtRgn.Text´选择区域文本赋值

oElement.Focus´\"T1\"对象获得焦点

oElement.Select´全选对象\"T1\"

Debug.Pr \"你选择了文本:\" & sSelectedText


上面这段儿还附送了其他功能呵呵精简下是这样:
Dim oDoc As Object
Dim oTxtRgn As Object
Dim sSelectedHTML As String

Set oDoc = WebBrowser1.Document ´获得文档对象
Set oTxtRgn = oDoc.selection.createRange ´获得文档当前正选择区域对象

sSelectedHTML = oTxtRgn.htmlText ´选择区域文本赋值

Text1.Text=sSelectedHTML ´文本框显示抓取得HTML源码
......´或者继续分析源码



我用WebBrowser取得网页源码直接运行正常但在编译后出错
Private Sub Command1_Click
WebBrowser1.Navigate \"\"
End Sub

Private Sub WebBrowser1_DownloadComplete
´页面下载完毕
Dim doc, objhtml
Set doc = WebBrowser1.Document

Set objhtml = doc.body.createtextrange
If Not IsNull(objhtml) Then
Text1.Text = objhtml.htmltext
End If

End Sub

我用WebBrowser取得网页源码直接运行正常但在编译后出错

提示:实时“91” Object 变量或 with 块变量没有设置
可能是没有下载完所致

Private Sub WebBrowser1_DownloadComplete
webbrowser.busy=false then
Dim doc, objhtml
Set doc = WebBrowser1.Document

Set objhtml = doc.body.createtextrange
If Not IsNull(objhtml) Then
Text1.Text = objhtml.htmltext
End If
end
End Sub

你要得网页源码用 xmlhttp比较好

先引用 msxml

Dim x As New MSXML2.XMLHTTP
x.open \"get\", \"\", False
x.send

MsgBox StrConv(x.responseBody, vbUnicode)



=
我在网上找到使用rftControl控件保存webbrowse文本 txtHtml是RichTextBox
txtHTML.Text = WebBrowser1.document.body.innerText
´flag :rsftext 保存为txt文件strtmp文件路径
txtHTML.saveFile strtmp, rtfText


=


Private Sub WebBrowser1_DownloadComplete
Dim objHtml As Object
´下载完成时状态栏显示“Link Finished”
Set objHtml = Me.WebBrowser1.Document.Body.Createtextrange
If Not IsNull(objHtml) Then
Text1.Text = objHtml.htmltext
End If
End Sub
使用inetControl控件
Source1 = Inet1.OpenURL(\"\")
If Source1 <> \"\" Then
RichTextBox1.Text = Source1
Me.Inet1.Cancel
Else
Source = MsgBox(\"Source code is not available.\", vbInformation, \"Source Code\")
End If

Private Sub Command1_Click
Text1.Text = WebBrowser1.Document.body.innerHTML
End Sub



加入timer,commandbutton,text
private sub command1_click
webbrowser1.navigate
timer1.enabled=true
end sub

private sub timer1_timer
dim doc,objhtml as object
dim i as eger
dim strhtml as

not webbrowser1.busy then
doc=webbrowser1.document
i=0
objhtml=doc.body.createtextrange
not isnull(objhtml) then
text1.text=objhtml.htmltext
end
timer1.enabled=false
end
end sub


Dim doc, objhtml As Object
If Not webbrowser1.Busy Then
Set doc = webbrowser1.Document


Set objhtml = doc.body.createtextrange
If Not IsNull(objhtml) Then
text1.text=objhtml.htmltext
End If
Set doc = Nothing
Set objhtml = Nothing

End If

=
或者试试用InternetReadFile效果也可以:
Option Explicit

Private Declare Function InternetOpen Lib \"wininet.dll\" Alias \"InternetOpenA\" ( _
ByVal sAgent As String, ByVal lAccessType As Long, _
ByVal sProxyName As String, ByVal sProxyBypass As String, _
ByVal lFlags As Long) As Long
Private Declare Function InternetOpenUrl Lib \"wininet.dll\" Alias \"InternetOpenUrlA\" ( _
ByVal hInternetSession As Long, ByVal sUrl As String, _
ByVal sHeaders As String, ByVal lHeadersLength As Long, _
ByVal lFlags As Long, ByVal lContext As Long) As Long
Private Declare Function InternetReadFile Lib \"wininet.dll\" ( _
ByVal hFile As Long, ByVal sBuffer As String, _
ByVal lNumBytesToRead As Long, _
lNumberOfBytesRead As Long) As Integer
Private Declare Function InternetCloseHandle Lib \"wininet.dll\" ( _
ByVal hInet As Long) As Integer
Private Const INTERNET_FLAG_NO_CACHE_WRITE = &H4000000
Dim s



Private Function GetUrlFile(stUrl As String) As String
Dim lgInternet As Long, lgSession As Long
Dim stBuf As String * 1024
Dim inRes As Integer
Dim lgRet As Long
Dim stTotal As String
stTotal = vbNullString
lgSession = InternetOpen(\"VBTagEdit\", 1, vbNullString, vbNullString, 0)
If lgSession Then
lgInternet = InternetOpenUrl(lgSession, stUrl, vbNullString, _
0, INTERNET_FLAG_NO_CACHE_WRITE, 0)
If lgInternet Then
Do
inRes = InternetReadFile(lgInternet, stBuf, 1024, lgRet)
stTotal = stTotal & Mid$(stBuf, 1, lgRet)
Loop While (lgRet <> 0)
End If
inRes = InternetCloseHandle(lgInternet)
End If
GetUrlFile = stTotal
End Function

Private Sub Command1_Click
Text1.Text = GetUrlFile(\"\")
End Sub

=



Set vDoc = WebBrowser1.Document
´获取网页源码
For Each o In vDoc.All
DoEvents
htmlpage = htmlpage & o.innerHTML
Next
然后用写 2进制文件思路方法将htmlpage内容写入到.html文件中如果这个网页中含有框架那么要对框加进行处理

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Tags:  vbwebbrowser webbrowser控件详解 webbrowser控件 vbwebbrowser控件

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