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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "remoting/host/continue_window.h"
      6 
      7 #include "base/location.h"
      8 #include "remoting/host/client_session_control.h"
      9 
     10 // Minutes before the local user should confirm that the session should go on.
     11 const int kSessionExpirationTimeoutMinutes = 10;
     12 
     13 // Minutes before the session will be disconnected (from the moment the Continue
     14 // window has been shown).
     15 const int kSessionDisconnectTimeoutMinutes = 1;
     16 
     17 namespace remoting {
     18 
     19 ContinueWindow::~ContinueWindow() {
     20 }
     21 
     22 void ContinueWindow::Start(
     23     const base::WeakPtr<ClientSessionControl>& client_session_control) {
     24   DCHECK(CalledOnValidThread());
     25   DCHECK(!client_session_control_.get());
     26   DCHECK(client_session_control.get());
     27 
     28   client_session_control_ = client_session_control;
     29 
     30   session_expired_timer_.Start(
     31       FROM_HERE, base::TimeDelta::FromMinutes(kSessionExpirationTimeoutMinutes),
     32       this, &ContinueWindow::OnSessionExpired);
     33 }
     34 
     35 void ContinueWindow::ContinueSession() {
     36   DCHECK(CalledOnValidThread());
     37 
     38   disconnect_timer_.Stop();
     39 
     40   if (!client_session_control_.get())
     41     return;
     42 
     43   // Hide the Continue window and resume the session.
     44   HideUi();
     45   client_session_control_->SetDisableInputs(false);
     46 
     47   session_expired_timer_.Start(
     48       FROM_HERE, base::TimeDelta::FromMinutes(kSessionExpirationTimeoutMinutes),
     49       this, &ContinueWindow::OnSessionExpired);
     50 }
     51 
     52 void ContinueWindow::DisconnectSession() {
     53   DCHECK(CalledOnValidThread());
     54 
     55   disconnect_timer_.Stop();
     56   if (client_session_control_.get())
     57     client_session_control_->DisconnectSession();
     58 }
     59 
     60 ContinueWindow::ContinueWindow() {
     61 }
     62 
     63 void ContinueWindow::OnSessionExpired() {
     64   DCHECK(CalledOnValidThread());
     65 
     66   if (!client_session_control_.get())
     67     return;
     68 
     69   // Stop the remote input while the Continue window is shown.
     70   client_session_control_->SetDisableInputs(true);
     71 
     72   // Show the Continue window and wait for the local user input.
     73   ShowUi();
     74   disconnect_timer_.Start(
     75       FROM_HERE, base::TimeDelta::FromMinutes(kSessionDisconnectTimeoutMinutes),
     76       this, &ContinueWindow::DisconnectSession);
     77 }
     78 
     79 }  // namespace remoting
     80