screenshot disabling policy

chrome/browser/extensions/api/tabs/tabs.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/extensions/api/tabs/tabs.h"
 
 #include <algorithm>
 #include <limits>
 #include <vector>
 
@@ skipping 61 matching lines @@
 #include "ui/base/ui_base_types.h"
 #include "ui/gfx/codec/jpeg_codec.h"
 #include "ui/gfx/codec/png_codec.h"
 
 #if defined(USE_ASH)
 #include "ash/ash_switches.h"
 #include "base/command_line.h"
 #include "chrome/browser/ui/views/ash/panel_view_aura.h"
 #endif
 
+#if defined(OS_CHROMEOS)

[Mattias Nissler (ping if slow), 2012/07/06 15:15:52]

no need for preprocessor guards

[qfel, 2012/07/06 17:00:39]

Done

+#include "chrome/browser/browser_process.h"
+#include "chrome/browser/prefs/pref_service.h"
+#endif
+
 #if defined(OS_WIN)
 #include "base/win/metro.h"
 #endif  // OS_WIN
 
 namespace Get = extensions::api::windows::Get;
 namespace GetAll = extensions::api::windows::GetAll;
 namespace GetCurrent = extensions::api::windows::GetCurrent;
 namespace GetLastFocused = extensions::api::windows::GetLastFocused;
 namespace errors = extension_manifest_errors;
 namespace keys = extensions::tabs_constants;
@@ skipping 1500 matching lines @@
     error_ = keys::kInternalVisibleTabCaptureError;
     return false;
   }
 
   *tab_contents = chrome::GetActiveTabContents(browser);
 
   return true;
 };
 
 bool CaptureVisibleTabFunction::RunImpl() {
+  PrefService* service = g_browser_process->local_state();

[Mattias Nissler (ping if slow), 2012/07/06 15:15:52]

Have you thought about registering this as a Profile pref as well and using
profile()->GetPrefs() here?

[qfel, 2012/07/06 17:00:39]

Done.

+  if (service->GetBoolean(prefs::kDisableScreenshots))
+    EXTENSION_FUNCTION_ERROR("keys::kXXX");

[Mattias Nissler (ping if slow), 2012/07/06 15:15:52]

add proper constants.

[qfel, 2012/07/06 17:00:39]

Done.

+
   WebContents* web_contents = NULL;
   TabContents* tab_contents = NULL;
   if (!GetTabToCapture(&web_contents, &tab_contents))
     return false;
 
   image_format_ = FORMAT_JPEG;  // Default format is JPEG.
   image_quality_ = kDefaultQuality;  // Default quality setting.
 
   if (HasOptionalArgument(1)) {
     DictionaryValue* options = NULL;
@@ skipping 214 matching lines @@
   // called for every API call the extension made.
   GotLanguage(language);
 }
 
 void DetectTabLanguageFunction::GotLanguage(const std::string& language) {
   result_.reset(Value::CreateStringValue(language.c_str()));
   SendResponse(true);
 
   Release();  // Balanced in Run()
 }