Upstream Chrome on iOS source code [6/11].

ios/chrome/browser/ui/omnibox/page_info_model.h

+// Copyright (c) 2012 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 IOS_CHROME_BROWSER_UI_OMNIBOX_PAGE_INFO_MODEL_H_
+#define IOS_CHROME_BROWSER_UI_OMNIBOX_PAGE_INFO_MODEL_H_
+
+#include <vector>
+
+#include "base/strings/string16.h"
+#include "ui/gfx/image/image.h"
+#include "url/gurl.h"
+
+class PageInfoModelObserver;
+
+namespace ios {
+class ChromeBrowserState;
+}
+
+namespace web {
+struct SSLStatus;
+}
+
+// TODO(crbug.com/227827) Merge 178763: PageInfoModel has been removed in
+// upstream; check if we should use PageInfoModel.
+// The model that provides the information that should be displayed in the page
+// info dialog/bubble.
+class PageInfoModel {
+ public:
+  enum SectionInfoType {
+    SECTION_INFO_IDENTITY = 0,
+    SECTION_INFO_CONNECTION,
+    SECTION_INFO_FIRST_VISIT,
+    SECTION_INFO_INTERNAL_PAGE,  // Used for chrome:// pages, etc.
+  };
+
+  // NOTE: ICON_STATE_OK ... ICON_STATE_ERROR must be listed in increasing
+  // order of severity.  Code may depend on this order.
+  enum SectionStateIcon {
+    // No icon.
+    ICON_NONE = -1,
+    // State is OK.
+    ICON_STATE_OK,
+    // For example, unverified identity over HTTPS.
+    ICON_STATE_ERROR,
+    // An information icon.
+    ICON_STATE_INFO,
+    // Icon for offline pages.
+    ICON_STATE_OFFLINE_PAGE,
+    // Icon for internal pages.
+    ICON_STATE_INTERNAL_PAGE,
+  };
+
+  // The button action that can be displayed in the Page Info. Only the button
+  // of the first section that require one will be displayed.
+  enum ButtonAction {
+    // No button.
+    BUTTON_NONE = -1,
+    // Add a button to open help center on security related page.
+    BUTTON_SHOW_SECURITY_HELP,
+    // Add a button to reload the page.
+    BUTTON_RELOAD,
+  };
+
+  struct SectionInfo {
+    SectionInfo(SectionStateIcon icon_id,
+                const base::string16& headline,
+                const base::string16& description,
+                SectionInfoType type,
+                ButtonAction button)
+        : icon_id(icon_id),
+          headline(headline),
+          description(description),
+          type(type),
+          button(button) {}
+
+    // The overall state of the connection (error, warning, ok).
+    SectionStateIcon icon_id;
+
+    // A single line describing the section, optional.
+    base::string16 headline;
+
+    // The full description of what this section is.
+    base::string16 description;
+
+    // The type of SectionInfo we are dealing with, for example: Identity,
+    // Connection, First Visit.
+    SectionInfoType type;
+
+    // The button at the bottom of the sheet that allows the user to do an extra
+    // action on top of dismissing the sheet.
+    ButtonAction button;
+  };
+
+  PageInfoModel(ios::ChromeBrowserState* browser_state,
+                const GURL& url,
+                const web::SSLStatus& ssl,
+                PageInfoModelObserver* observer);
+  ~PageInfoModel();
+
+  int GetSectionCount();
+  SectionInfo GetSectionInfo(int index);
+
+  // Returns the native image type for an icon with the given id.
+  gfx::Image* GetIconImage(SectionStateIcon icon_id);
+
+  // Returns the label for the "Certificate Information", if needed.
+  base::string16 GetCertificateLabel() const;
+
+ protected:
+  // Testing constructor. DO NOT USE.
+  PageInfoModel();
+
+  PageInfoModelObserver* observer_;
+
+  std::vector<SectionInfo> sections_;
+
+  // Label for "Certificate Information", if needed.
+  base::string16 certificate_label_;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(PageInfoModel);
+};
+
+#endif  // IOS_CHROME_BROWSER_UI_OMNIBOX_PAGE_INFO_MODEL_H_