network_screen_actor.h revision a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7 
1// Copyright (c) 2012 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#ifndef CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_NETWORK_SCREEN_ACTOR_H_
6#define CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_NETWORK_SCREEN_ACTOR_H_
7
8#include "base/strings/string16.h"
9
10namespace chromeos {
11
12// Interface for dependency injection between NetworkScreen and its actual
13// representation, either views based or WebUI. Owned by NetworkScreen.
14class NetworkScreenActor {
15 public:
16  class Delegate {
17   public:
18    virtual ~Delegate() {}
19    virtual void OnActorDestroyed(NetworkScreenActor* actor) = 0;
20    virtual void OnContinuePressed() = 0;
21  };
22
23  virtual ~NetworkScreenActor() {}
24
25  // Sets screen this actor belongs to.
26  virtual void SetDelegate(Delegate* screen) = 0;
27
28  // Prepare the contents to showing.
29  virtual void PrepareToShow() = 0;
30
31  // Shows the contents of the screen.
32  virtual void Show() = 0;
33
34  // Hides the contents of the screen.
35  virtual void Hide() = 0;
36
37  // Shows error message in a bubble.
38  virtual void ShowError(const base::string16& message) = 0;
39
40  // Hides error messages showing no error state.
41  virtual void ClearErrors() = 0;
42
43  // Shows network connecting status or network selection otherwise.
44  virtual void ShowConnectingStatus(
45      bool connecting,
46      const base::string16& network_id) = 0;
47
48  // Sets whether continue control is enabled.
49  virtual void EnableContinue(bool enabled) = 0;
50};
51
52}  // namespace chromeos
53
54#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_NETWORK_SCREEN_ACTOR_H_
55