1 // Copyright (c) 2013 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 #ifndef ANDROID_WEBVIEW_NATIVE_AW_SETTINGS_H_ 6 #define ANDROID_WEBVIEW_NATIVE_AW_SETTINGS_H_ 7 8 #include <jni.h> 9 10 #include "base/android/jni_weak_ref.h" 11 #include "base/android/scoped_java_ref.h" 12 #include "base/memory/scoped_ptr.h" 13 #include "content/public/browser/web_contents_observer.h" 14 15 struct WebPreferences; 16 17 namespace android_webview { 18 19 class AwRenderViewHostExt; 20 21 class AwSettings : public content::WebContentsObserver { 22 public: 23 static AwSettings* FromWebContents(content::WebContents* web_contents); 24 25 AwSettings(JNIEnv* env, jobject obj, jlong web_contents); 26 virtual ~AwSettings(); 27 28 // Called from Java. Methods with "Locked" suffix require that the settings 29 // access lock is held during their execution. 30 void Destroy(JNIEnv* env, jobject obj); 31 void PopulateWebPreferencesLocked(JNIEnv* env, jobject obj, jlong web_prefs); 32 void ResetScrollAndScaleState(JNIEnv* env, jobject obj); 33 void UpdateEverythingLocked(JNIEnv* env, jobject obj); 34 void UpdateInitialPageScaleLocked(JNIEnv* env, jobject obj); 35 void UpdateUserAgentLocked(JNIEnv* env, jobject obj); 36 void UpdateWebkitPreferencesLocked(JNIEnv* env, jobject obj); 37 void UpdateFormDataPreferencesLocked(JNIEnv* env, jobject obj); 38 void UpdateRendererPreferencesLocked(JNIEnv* env, jobject obj); 39 40 void PopulateWebPreferences(WebPreferences* web_prefs); 41 42 private: 43 AwRenderViewHostExt* GetAwRenderViewHostExt(); 44 void UpdateEverything(); 45 46 // WebContentsObserver overrides: 47 virtual void RenderViewCreated( 48 content::RenderViewHost* render_view_host) OVERRIDE; 49 virtual void WebContentsDestroyed() OVERRIDE; 50 51 bool renderer_prefs_initialized_; 52 53 JavaObjectWeakGlobalRef aw_settings_; 54 }; 55 56 bool RegisterAwSettings(JNIEnv* env); 57 58 } // namespace android_webview 59 60 #endif // ANDROID_WEBVIEW_NATIVE_AW_SETTINGS_H_ 61