本文整理自网络，侵删。
该示例使用Indy组件演示如何使用http上传文件
主要代码procedure TformMain.btnUploadClick(Sender: TObject);
var
formData : TIdMultiPartFormDataStream;
i: integer;
begin
if (ListBox_Filelist.Items.Count = 0) then exit;
formData := TIdMultiPartFormDataStream.Create;
try
for i := 0 to ListBox_FileList.Items.Count -1 do
begin
formData.AddFile('File'+IntToStr(i), ListBox_FileList.Items[i], 'plain/text');
end;
IdHTTP1.Request.Referer := Edit_URLAddress.Text;
try
memo_log.Lines.Text := idHTTP1.Post(Edit_URLAddress.Text, formData);
except
on e: exception do
begin
memo_log.Lines.Text := e.Message;
end;
end;
finally
formData.Free;
end;
end;
procedure TformMain.btn_ClearMessagesClick(Sender: TObject);
begin
//删除所有行信息
with memo_log.Lines do
begin
BeginUpdate;
Clear;
EndUpdate;
end;
end;
procedure TformMain.btnRemoveFileClick(Sender: TObject);
begin
// cn: 从filelist清除所选行的项目
// en: To remove the selected itens from filelist
if ListBox_Filelist.SelCount > 0 then
ListBox_Filelist.DeleteSelected
else
showmessage('请先选定要删除的项目 / Please select the item(s) to delete');
end;
procedure TformMain.btnAddFileClick(Sender: TObject);
begin
// cn: 从对话框中添加新文件到filelist
// en: To add a new file at filelist from dialog box
if (OpenDialog1.Execute) then ListBox_Filelist.Items.Add(OpenDialog1.FileName);
end;
procedure TformMain.Exit1Click(Sender: TObject);
begin
Application.Terminate;
end;
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