Print support for Windows Metro...

chrome/browser/ui/browser.cc

 // 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.
 
 #include "chrome/browser/ui/browser.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <shellapi.h>
 #endif  // OS_WIN
@@ skipping 1371 matching lines @@
     case IDC_SAVE_PAGE:             chrome::SavePage(this);           break;
     case IDC_BOOKMARK_PAGE:         chrome::BookmarkCurrentPage(this);break;
     case IDC_PIN_TO_START_SCREEN:
       chrome::PinCurrentPageToStartScreen(this);
       break;
     case IDC_BOOKMARK_ALL_TABS:     BookmarkAllTabs();                break;
     case IDC_VIEW_SOURCE:           chrome::ViewSelectedSource(this); break;
     case IDC_EMAIL_PAGE_LOCATION:   chrome::EmailPageLocation(this);  break;
     case IDC_PRINT:                 chrome::Print(this);              break;
     case IDC_ADVANCED_PRINT:        chrome::AdvancedPrint(this);      break;
+    case IDC_PRINT_TO_DESTINATION:  chrome::PrintToDestination(this); break;
     case IDC_CHROME_TO_MOBILE_PAGE:
       chrome::ShowChromeToMobileBubble(this);
       break;
     case IDC_ENCODING_AUTO_DETECT:  ToggleEncodingAutoDetect();       break;
     case IDC_ENCODING_UTF8:
     case IDC_ENCODING_UTF16LE:
     case IDC_ENCODING_ISO88591:
     case IDC_ENCODING_WINDOWS1252:
     case IDC_ENCODING_GBK:
     case IDC_ENCODING_GB18030:
@@ skipping 1931 matching lines @@
 
     // The exception is print preview,
     // where advanced printing is always enabled.
     printing::PrintPreviewTabController* controller =
         printing::PrintPreviewTabController::GetInstance();
     if (controller && (controller->GetPrintPreviewForTab(tab_contents) ||
                        controller->is_creating_print_preview_tab())) {
       advanced_print_enabled = true;
     }
   }
+#if defined(OS_WIN)
+  HMODULE metro_module = base::win::GetMetroModule();
+  if (metro_module != NULL) {
+    typedef void (*MetroEnablePrinting)(BOOL);
+    MetroEnablePrinting metro_enable_printing =
+        reinterpret_cast<MetroEnablePrinting>(
+            ::GetProcAddress(metro_module, "MetroEnablePrinting"));
+    if (metro_enable_printing)
+      metro_enable_printing(print_enabled);
+  }
+#endif
   command_updater_.UpdateCommandEnabled(IDC_PRINT, print_enabled);
   command_updater_.UpdateCommandEnabled(IDC_ADVANCED_PRINT,
                                         advanced_print_enabled);
+  command_updater_.UpdateCommandEnabled(IDC_PRINT_TO_DESTINATION,

[robertshield, 2012/06/28 17:48:54]

should this command be enabled under the same is-in-metro check as above?

[MAD, 2012/06/28 19:05:51]

Why? We may have other destinations, not just metro... Right?

+                                        print_enabled);
 }
 
 void Browser::UpdateSaveAsState(int content_restrictions) {
   bool enabled = !(content_restrictions & content::CONTENT_RESTRICTION_SAVE);
   enabled = enabled && CanSaveContents(GetActiveTabContents());
   PrefService* state = g_browser_process->local_state();
   if (state)
     enabled = enabled && state->GetBoolean(prefs::kAllowFileSelectionDialogs);
 
   command_updater_.UpdateCommandEnabled(IDC_SAVE_PAGE, enabled);
@@ skipping 543 matching lines @@
   if (contents && !allow_js_access) {
     contents->web_contents()->GetController().LoadURL(
         target_url,
         content::Referrer(),
         content::PAGE_TRANSITION_LINK,
         std::string());  // No extra headers.
   }
 
   return contents != NULL;
 }