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Code Issues 33 Projects Packages Wiki Activity Actions

SFtpFileSel example added.

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git-svn-id: svn://ultimatepp.org/upp/trunk@12459 f0d560ea-af0d-0410-9eb7-867de7ffcac7
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oblivion 2018-11-04 17:49:57 +00:00
parent db067bfb4d
commit e1f6a315e4
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reference/SFtpFileSel/SFtpFileSel.cpp Normal file
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#include <CtrlLib/CtrlLib.h>
#include <Core/SSH/SSH.h>
using namespace Upp;
// SFtpFileSel:
// This example demonstrates FileSel integration of SFtp class,
// using FileSystemInfo interface.
GUI_APP_MAIN
{
const char *url = "demo:password@test.rebex.net:22";
Progress pi;
pi.Title("Connecting to ssh server");
pi.SetTotal(5);
pi.Create();
bool refresh_gui = true; // FileSel refreshes its file list on every single GUI event.
// In most cases this is not possible for an sftp connection,
// because of the network latency. This switch is a workaround
// for this particular problem, and allows the calls to the sftp
// subsystem to be in sync with FileSel requests at the cost of a
// minimal GUI lag in FileSel.
SshSession session;
session.WhenPhase = [&refresh_gui, &pi] (int phase) {
switch(phase) {
case SshSession::PHASE_DNS:
pi.SetText("Resolving name...");
pi.SetPos(1);
break;
case SshSession::PHASE_CONNECTION:
pi.SetText("Connecting...");
pi.SetPos(2);
break;
case SshSession::PHASE_HANDSHAKE:
pi.SetText("Starting protocol handshake...");
pi.SetPos(3);
break;
case SshSession::PHASE_AUTHORIZATION:
pi.SetText("Authenticating...");
pi.SetPos(4);
break;
case SshSession::PHASE_SUCCESS:
pi.SetText("Client successfully connected to server.");
pi.SetPos(5);
pi.Close();
refresh_gui = false;
break;
}
};
session.WhenWait = [&refresh_gui, &pi] { if(refresh_gui) pi.ProcessEvents(); };
if(session.Timeout(30000).Connect(url)) {
SFtp sftp(session);
SFtpFileSystemInfo sfsi(sftp);
FileSel fsel;
fsel.Filesystem(sfsi);
fsel.BaseDir(sftp.GetDefaultDir());
while(fsel.ExecuteOpen("Select a file to download (Select cancel to quit)")) {
pi.Reset();
refresh_gui = true;
String path = fsel.Get();
sftp.WhenWait = [&pi] { pi.ProcessEvent(); };
sftp.WhenProgress = [&pi] (int64 done, int64 total)
{
pi.SetText(
Format("%s of %s is transferred",
FormatFileSize(done),
FormatFileSize(total)
)
);
return pi.SetCanceled(int(done), int(total));
};
pi.Title("Downloading " << GetFileName(path));
pi.Create();
String f = sftp.LoadFile(path);
if(sftp.IsError())
ErrorOK(DeQtf(sftp.GetErrorDesc()));
else
SaveFile(NativePath(AppendFileName(GetCurrentDirectory(), GetFileName(path))), f);
pi.Close();
refresh_gui = false;
}
}
else
ErrorOK(DeQtf(session.GetErrorDesc()));
}