Show chromium os version in about panel

chrome/browser/views/about_chrome_view.h

 // Copyright (c) 2006-2008 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_VIEWS_ABOUT_CHROME_VIEW_H_
 #define CHROME_BROWSER_VIEWS_ABOUT_CHROME_VIEW_H_
 
 #include "views/controls/image_view.h"
 #include "views/controls/label.h"
 #include "views/controls/link.h"
 #include "views/view.h"
 #include "views/window/dialog_delegate.h"
 
 #if defined(OS_WIN)
 #include "chrome/browser/google_update.h"
 #endif

[sky, 2009/11/24 18:46:57]

How about #else if instead of another #if.

 
+#if defined(OS_CHROMEOS)
+#include "chrome/browser/chromeos/version_loader.h"
+#endif
+
 namespace views {
 class Textfield;
 class Throbber;
 class Window;
 }
 
 class Profile;
 
 ////////////////////////////////////////////////////////////////////////////////
 //
@@ skipping 57 matching lines @@
     CHECKBUTTON_DISABLED,
     CHECKBUTTON_ENABLED,
   };
 
 #if defined(OS_WIN)
   // Update the UI to show the status of the upgrade.
   void UpdateStatus(GoogleUpdateUpgradeResult result,
                     GoogleUpdateErrorCode error_code);
 #endif
 
+#if defined(OS_CHROMEOS)
+  // Callback from chromeos::VersionLoader giving the version.
+  void OnOSVersion(chromeos::VersionLoader::Handle handle,
+                   std::string version);
+#endif
+
   // Draws a string onto the canvas (wrapping if needed) while also keeping
   // track of where it ends so we can position a URL after the text. The
   // parameter |bounds| represents the boundary we have to work with, |position|
   // specifies where to draw the string (relative to the top left corner of the
   // |bounds| rectangle and |font| specifies the font to use when drawing. When
   // the function returns, the parameter |rect| contains where to draw the URL
   // (to the right of where we just drew the text) and |position| is updated to
   // reflect where to draw the next string after the URL.
   // NOTE: The reason why we need this function is because while Skia knows how
   // to wrap text appropriately, it doesn't tell us where it drew the last
@@ skipping 25 matching lines @@
                            int font_height,
                            gfx::Size* position,
                            const gfx::Rect& bounds);
 
   Profile* profile_;
 
   // UI elements on the dialog.
   views::ImageView* about_dlg_background_logo_;
   views::Label* about_title_label_;
   views::Textfield* version_label_;
+#if defined(OS_CHROMEOS)
+  views::Textfield* os_version_label_;
+#endif
   views::Label* copyright_label_;
   views::Label* main_text_label_;
   int main_text_label_height_;
   views::Link* chromium_url_;
   gfx::Rect chromium_url_rect_;
   views::Link* open_source_url_;
   gfx::Rect open_source_url_rect_;
   views::Link* terms_of_service_url_;
   gfx::Rect terms_of_service_url_rect_;
   // UI elements we add to the parent view.
@@ skipping 28 matching lines @@
 
   // Our current version.
   std::wstring current_version_;
 
   // The version Google Update reports is available to us.
   std::wstring new_version_available_;
 
   // Whether text direction is left-to-right or right-to-left.
   bool text_direction_is_rtl_;
 
+#if defined(OS_CHROMEOS)
+  // Handles asynchronously loading the version.
+  chromeos::VersionLoader loader_;
+
+  // Used to request the version.
+  CancelableRequestConsumer consumer_;
+#endif
+
   DISALLOW_COPY_AND_ASSIGN(AboutChromeView);
 };
 
 #endif  // CHROME_BROWSER_VIEWS_ABOUT_CHROME_VIEW_H_