content/browser/android/content_settings.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/browser/android/content_settings.h"
   6
   7 #include "base/android/jni_android.h"
   8 #include "content/browser/android/content_view_core_impl.h"
   9 #include "content/browser/renderer_host/render_view_host_delegate.h"
  10 #include "content/browser/renderer_host/render_view_host_impl.h"
  11 #include "content/public/browser/web_contents.h"
  12 #include "content/public/common/web_preferences.h"
  13 #include "jni/ContentSettings_jni.h"
  14
  15 namespace content {
  16
  17 ContentSettings::ContentSettings(JNIEnv* env,
  18                          jobject obj,
  19                          WebContents* contents)
  20     : WebContentsObserver(contents),
  21       content_settings_(env, obj) {
  22 }
  23
  24 ContentSettings::~ContentSettings() {
  25   JNIEnv* env = base::android::AttachCurrentThread();
  26   ScopedJavaLocalRef<jobject> obj = content_settings_.get(env);
  27   if (obj.obj()) {
  28     Java_ContentSettings_onNativeContentSettingsDestroyed(env, obj.obj(),
  29         reinterpret_cast<intptr_t>(this));
  30   }
  31 }
  32
  33 // static
  34 bool ContentSettings::RegisterContentSettings(JNIEnv* env) {
  35   return RegisterNativesImpl(env);
  36 }
  37
  38 bool ContentSettings::GetJavaScriptEnabled(JNIEnv* env, jobject obj) {
  39   RenderViewHost* render_view_host = web_contents()->GetRenderViewHost();
  40   if (!render_view_host)
  41     return false;
  42   return render_view_host->GetWebkitPreferences().javascript_enabled;
  43 }
  44
  45 void ContentSettings::WebContentsDestroyed() {
  46   delete this;
  47 }
  48
  49 static jlong Init(JNIEnv* env, jobject obj, jlong nativeContentViewCore) {
  50   WebContents* web_contents =
  51       reinterpret_cast<ContentViewCoreImpl*>(nativeContentViewCore)
  52           ->GetWebContents();
  53   ContentSettings* content_settings =
  54       new ContentSettings(env, obj, web_contents);
  55   return reinterpret_cast<intptr_t>(content_settings);
  56 }
  57
  58 }  // namespace content