图片地址可否是网络图片地址?
在窗体图片中,image1.picture=loadpicture("图片地址"),这个地址可否是网络地址,例如"https://……/20180108/1515381330183/2e872c81464e22df0463e67f661a0303.jpg",
为什么老是报错"76" :路径为找到
vba 窗体图片加载能否是网络图片
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1条回答 默认 最新
- threenewbee 2023-05-23 04:42关注
不能这么直接用,得先下载了再显示
可以用下面的代码
Private Const scUserAgent = "BF" Private Const INTERNET_OPEN_TYPE_DIRECT = 1 Private Const INTERNET_OPEN_TYPE_PROXY = 3 Private Const INTERNET_FLAG_RELOAD = &H80000000 Private Declare Function InternetOpen Lib "wininet" 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 InternetCloseHandle Lib "wininet" (ByVal hInet As Long) As Integer Private Declare Function InternetReadFile Lib "wininet" (ByVal hFile As Long, ByRef sBuffer As Byte, ByVal lNumBytesToRead As Long, lNumberOfBytesRead As Long) As Integer Private Declare Function InternetOpenUrl Lib "wininet" Alias "InternetOpenUrlA" (ByVal hInternetSession As Long, ByVal lpszUrl As String, ByVal lpszHeaders As String, ByVal dwHeadersLength As Long, ByVal dwFlags As Long, ByVal dwContext As Long) As Long Function DownFile(ByVal strURL As String, ByVal strPath As String) As Boolean On Error GoTo ERR: Dim hOpen As Long, hFile As Long, sBuffer() As Byte, Ret As Long hOpen = InternetOpen(scUserAgent, INTERNET_OPEN_TYPE_DIRECT, vbNullString, vbNullString, 0) If hOpen = 0 Then DownFile = False: Exit Function hFile = InternetOpenUrl(hOpen, strURL, vbNullString, ByVal 0&, INTERNET_FLAG_RELOAD, ByVal 0&) If hFile = 0 Then DownFile = False: Exit Function If Dir(strPath) <> "" Then If (MsgBox("目标文件存在,是否覆盖?", vbYesNo)) = vbYes Then Kill strPath Else DownFile = False Exit Function End If End If Open strPath For Binary As #1 ReDim sBuffer(999) Do InternetReadFile hFile, sBuffer(0), 1000, Ret If Ret <> 0 Then If Ret < 1000 Then ReDim Preserve sBuffer(Ret - 1) Put #1, , sBuffer Else Exit Do End If DoEvents Loop Close #1 InternetCloseHandle hFile InternetCloseHandle hOpen DownFile = True Exit Function ERR: DownFile = False End Function
DownFile "http://www.abc.com/你的图片.jpg","c:\你的图片.jpg"
Picture1.Picture = LoadPicture("C:\你的图片.jpg")解决 无用评论 打赏 举报
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