autofill_dialog_sign_in_delegate.h revision 4e180b6a0b4720a9b8e9e959a882386f690f08ff 
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#ifndef CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_DIALOG_SIGN_IN_DELEGATE_H_
6#define CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_DIALOG_SIGN_IN_DELEGATE_H_
7
8#include "content/public/browser/web_contents_delegate.h"
9#include "content/public/browser/web_contents_observer.h"
10#include "ui/gfx/size.h"
11
12namespace autofill {
13
14class AutofillDialogView;
15
16// AutofillDialogSignInDelegate provides a WebContentsDelegate and
17// WebContentsObserver for the sign-in page in the autofill dialog. Allows the
18// dialog to resize based on the size of the hosted web page.
19// TODO(abodenha) It probably makes sense to move the NotificationObserver
20// for detecting completed sign-in to this class instead of
21// AutofillDialogControllerImpl.
22class AutofillDialogSignInDelegate: public content::WebContentsDelegate,
23                                    public content::WebContentsObserver {
24 public:
25  AutofillDialogSignInDelegate(AutofillDialogView* dialog_view,
26                               content::WebContents* web_contents,
27                               content::WebContentsDelegate* wrapped_delegate,
28                               const gfx::Size& minimum_size,
29                               const gfx::Size& maximum_size);
30
31  // WebContentsDelegate implementation.
32  virtual void ResizeDueToAutoResize(content::WebContents* source,
33                                     const gfx::Size& preferred_size) OVERRIDE;
34  virtual content::WebContents* OpenURLFromTab(
35      content::WebContents* source,
36      const content::OpenURLParams& params) OVERRIDE;
37  virtual void AddNewContents(content::WebContents* source,
38                              content::WebContents* new_contents,
39                              WindowOpenDisposition disposition,
40                              const gfx::Rect& initial_pos,
41                              bool user_gesture,
42                              bool* was_blocked) OVERRIDE;
43
44  // WebContentsObserver implementation.
45  virtual void RenderViewCreated(
46      content::RenderViewHost* render_view_host) OVERRIDE;
47
48  // Updates the size limits and enables auto-resize for this view.
49  void UpdateLimitsAndEnableAutoResize(const gfx::Size& minimum_size,
50                                       const gfx::Size& maximum_size);
51
52 private:
53  // Enables auto-resizing for this view, if possible, constrained to the latest
54  // minimum and maximum size allowed by the delegate.
55  void EnableAutoResize();
56
57  // The dialog view hosting this sign in page.
58  AutofillDialogView* const dialog_view_;
59
60  // The delegate for the WebContents hosting this dialog.
61  content::WebContentsDelegate* const wrapped_delegate_;
62
63  // The minimum and maximum sizes that the sign-in view may have.
64  gfx::Size minimum_size_;
65  gfx::Size maximum_size_;
66};
67
68}  // namespace autofill
69
70#endif  // CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_DIALOG_SIGN_IN_DELEGATE_H_
71