Print preview: Disable the right context menu items in print preview.

chrome/browser/tab_contents/render_view_context_menu.cc

 // Copyright (c) 2011 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 <algorithm>
 #include <set>
 #include <utility>
 
 #include "chrome/browser/tab_contents/render_view_context_menu.h"
 
@@ skipping 181 matching lines @@
 
 #ifdef FILE_MANAGER_EXTENSION
   if (page_url.SchemeIs("chrome-extension") &&
       page_url.DomainIs(kFileBrowserDomain))
     return false;
 #endif
 
   return true;
 }
 
+bool IsPrintPreviewTab(TabContents* tab) {
+  printing::PrintPreviewTabController* controller =
+      printing::PrintPreviewTabController::GetInstance();
+  if (!controller)
+    return false;
+  TabContentsWrapper* wrapper =
+      TabContentsWrapper::GetCurrentWrapperForContents(tab);
+  return !controller->GetPrintPreviewForTab(wrapper);
+}
+
 }  // namespace
 
 // static
 const size_t RenderViewContextMenu::kMaxExtensionItemTitleLength = 75;
 // static
 const size_t RenderViewContextMenu::kMaxSelectionTextLength = 50;
 
 // static
 bool RenderViewContextMenu::IsDevToolsURL(const GURL& url) {
   return url.SchemeIs(chrome::kChromeDevToolsScheme) &&
@@ skipping 751 matching lines @@
 }
 
 // Menu delegate functions -----------------------------------------------------
 
 bool RenderViewContextMenu::IsCommandIdEnabled(int id) const {
   // If this command is is added by one of our observers, we dispatch it to the
   // observer.
   ObserverListBase<RenderViewContextMenuObserver>::Iterator it(observers_);
   RenderViewContextMenuObserver* observer;
   while ((observer = it.GetNext()) != NULL) {
     if (observer->IsCommandIdSupported(id))

[vandebo (ex-Chrome), 2011/12/09 17:40:19]

Could print preview just be a RenderViewContextMenuObserver ?

[Lei Zhang, 2011/12/10 01:37:23]

Sure, we can do that. See patch set 2.

       return observer->IsCommandIdEnabled(id);
   }
 
   if (id == IDC_PRINT &&
       (source_tab_contents_->content_restrictions() &
           content::CONTENT_RESTRICTION_PRINT)) {
     return false;
   }
 
   if (id == IDC_SAVE_PAGE &&
@@ skipping 36 matching lines @@
     case IDC_FORWARD:
       return source_tab_contents_->controller().CanGoForward();
 
     case IDC_RELOAD:
       return source_tab_contents_->delegate() &&
           source_tab_contents_->delegate()->CanReloadContents(
               source_tab_contents_);
 
     case IDC_VIEW_SOURCE:
     case IDC_CONTENT_CONTEXT_VIEWFRAMESOURCE:
+      if (IsPrintPreviewTab(source_tab_contents_))
+        return false;
       return source_tab_contents_->controller().CanViewSource();
 
     case IDC_CONTENT_CONTEXT_INSPECTELEMENT:
       return IsDevCommandEnabled(id);
 
     case IDC_CONTENT_CONTEXT_VIEWPAGEINFO:
+      if (IsPrintPreviewTab(source_tab_contents_))
+        return false;
       return source_tab_contents_->controller().GetActiveEntry() != NULL;
 
     case IDC_CONTENT_CONTEXT_TRANSLATE: {
       TabContentsWrapper* tab_contents_wrapper =
           TabContentsWrapper::GetCurrentWrapperForContents(
               source_tab_contents_);
       if (!tab_contents_wrapper)
         return false;
       TranslateTabHelper* helper = tab_contents_wrapper->translate_tab_helper();
       std::string original_lang =
@@ skipping 150 matching lines @@
     case IDC_PRINT:
       if (g_browser_process->local_state() &&
           !g_browser_process->local_state()->GetBoolean(
               prefs::kPrintingEnabled)) {
         return false;
       }
       return params_.media_type == WebContextMenuData::MediaTypeNone ||
              params_.media_flags & WebContextMenuData::MediaCanPrint;
 
     case IDC_CONTENT_CONTEXT_SEARCHWEBFOR:
+      return !IsPrintPreviewTab(source_tab_contents_);
+
     case IDC_CONTENT_CONTEXT_GOTOURL:
     case IDC_SPELLPANEL_TOGGLE:
     case IDC_CONTENT_CONTEXT_LANGUAGE_SETTINGS:
     case IDC_CONTENT_CONTEXT_VIEWFRAMEINFO:
       return true;
 
     case IDC_CHECK_SPELLING_OF_THIS_FIELD:
       return profile_->GetPrefs()->GetBoolean(prefs::kEnableSpellCheck);
 
 #if defined(OS_MACOSX)
@@ skipping 612 matching lines @@
       profile_->GetPrefs()->GetString(prefs::kAcceptLanguages),
       g_browser_process->clipboard());
 }
 
 void RenderViewContextMenu::MediaPlayerActionAt(
     const gfx::Point& location,
     const WebMediaPlayerAction& action) {
   source_tab_contents_->render_view_host()->
       ExecuteMediaPlayerActionAtLocation(location, action);
 }