Implement new dangerous download reporting dialog for UNCOMMON_DOWNLOAD, in Views

chrome/browser/ui/views/download/download_feedback_dialog_view.h

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_BROWSER_UI_VIEWS_DOWNLOAD_DOWNLOAD_FEEDBACK_DIALOG_VIEW_H_
+#define CHROME_BROWSER_UI_VIEWS_DOWNLOAD_DOWNLOAD_FEEDBACK_DIALOG_VIEW_H_
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/common/pref_names.h"
+#include "ui/views/window/dialog_delegate.h"
+
+namespace views {
+class MessageBoxView;
+}
+
+class Profile;
+
+// Asks the user whether s/he wants to participate in the Safe Browsing
+// download feedback program. Shown only for downloads marked DANGEROUS_HOST
+// or UNCOMMON_DOWNLOAD. User should only see this dialog once!
+class DownloadFeedbackDialogView : public views::DialogDelegate {
+ public:
+  // Used to set prefs::kSafeBrowsingDownloadReportingEnabled.
+  enum Response {
+    kNeverShown,
+    kUserDisabled,  // Set by Show() as a default.
+    kUserEnabled,   // Set by Accept().
+    kMaxValue
+  };
+
+  static void Show(gfx::NativeWindow parent_window,
+                   Profile* profile,
+                   const base::Callback<void(bool)>& callback);
+
+ private:
+  DownloadFeedbackDialogView(Profile* profile,
+                             const base::Callback<void(bool)>& callback);
+  virtual ~DownloadFeedbackDialogView();
+
+  // views::DialogDelegate:
+  virtual int GetDefaultDialogButton() const OVERRIDE;
+  virtual base::string16 GetDialogButtonLabel(
+      ui::DialogButton button) const OVERRIDE;
+  virtual bool Cancel() OVERRIDE;
+  virtual bool Accept() OVERRIDE;
+
+  // views::WidgetDelegate:
+  virtual ui::ModalType GetModalType() const OVERRIDE;
+  virtual base::string16 GetWindowTitle() const OVERRIDE;
+  virtual void DeleteDelegate() OVERRIDE;
+  virtual views::Widget* GetWidget() OVERRIDE;
+  virtual const views::Widget* GetWidget() const OVERRIDE;
+  virtual views::View* GetContentsView() OVERRIDE;
+
+  Profile* profile_;
+  const base::Callback<void(bool)> callback_;
+  views::MessageBoxView* explanation_box_view_;
+  base::string16 title_text_;
+  base::string16 ok_button_text_;
+  base::string16 cancel_button_text_;
+
+  DISALLOW_COPY_AND_ASSIGN(DownloadFeedbackDialogView);
+};
+
+#endif  // CHROME_BROWSER_UI_VIEWS_DOWNLOAD_DOWNLOAD_FEEDBACK_DIALOG_VIEW_H_