// 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. #ifndef ANDROID_WEBVIEW_NATIVE_AW_CONTENTS_H_ #define ANDROID_WEBVIEW_NATIVE_AW_CONTENTS_H_ #include <jni.h> #include <list> #include <string> #include <utility> #include "android_webview/browser/browser_view_renderer.h" #include "android_webview/browser/find_helper.h" #include "android_webview/browser/icon_helper.h" #include "android_webview/browser/renderer_host/aw_render_view_host_ext.h" #include "base/android/scoped_java_ref.h" #include "base/android/jni_helper.h" #include "base/callback_forward.h" #include "base/memory/scoped_ptr.h" class SkBitmap; class TabContents; namespace content { class WebContents; } namespace android_webview { class AwContentsContainer; class AwContentsClientBridge; class AwWebContentsDelegate; // Native side of java-class of same name. // Provides the ownership of and access to browser components required for // WebView functionality; analogous to chrome's TabContents, but with a // level of indirection provided by the AwContentsContainer abstraction. // // Object lifetime: // For most purposes the java and native objects can be considered to have // 1:1 lifetime and relationship. The exception is the java instance that // hosts a popup will be rebound to a second native instance (carrying the // popup content) and discard the 'default' native instance it made on // construction. A native instance is only bound to at most one Java peer over // its entire lifetime - see Init() and SetPendingWebContentsForPopup() for the // construction points, and SetJavaPeers() where these paths join. class AwContents : public FindHelper::Listener, public IconHelper::Listener, public AwRenderViewHostExtClient, public BrowserViewRenderer::Client { public: // Returns the AwContents instance associated with |web_contents|, or NULL. static AwContents* FromWebContents(content::WebContents* web_contents); // Returns the AwContents instance associated with with the given // render_process_id and render_view_id, or NULL. static AwContents* FromID(int render_process_id, int render_view_id); AwContents(scoped_ptr<content::WebContents> web_contents); virtual ~AwContents(); AwRenderViewHostExt* render_view_host_ext() { return render_view_host_ext_.get(); } void PerformLongClick(); // |handler| is an instance of // org.chromium.android_webview.AwHttpAuthHandler. bool OnReceivedHttpAuthRequest(const base::android::JavaRef<jobject>& handler, const std::string& host, const std::string& realm); // Methods called from Java. void SetJavaPeers(JNIEnv* env, jobject obj, jobject aw_contents, jobject web_contents_delegate, jobject contents_client_bridge, jobject io_thread_client, jobject intercept_navigation_delegate); jint GetWebContents(JNIEnv* env, jobject obj); jint GetAwContentsClientBridge(JNIEnv* env, jobject obj); void Destroy(JNIEnv* env, jobject obj); void DocumentHasImages(JNIEnv* env, jobject obj, jobject message); void GenerateMHTML(JNIEnv* env, jobject obj, jstring jpath, jobject callback); void AddVisitedLinks(JNIEnv* env, jobject obj, jobjectArray jvisited_links); base::android::ScopedJavaLocalRef<jbyteArray> GetCertificate( JNIEnv* env, jobject obj); void RequestNewHitTestDataAt(JNIEnv* env, jobject obj, jint x, jint y); void UpdateLastHitTestData(JNIEnv* env, jobject obj); void OnSizeChanged(JNIEnv* env, jobject obj, int w, int h, int ow, int oh); void SetVisibility(JNIEnv* env, jobject obj, bool visible); void OnAttachedToWindow(JNIEnv* env, jobject obj, int w, int h); void OnDetachedFromWindow(JNIEnv* env, jobject obj); base::android::ScopedJavaLocalRef<jbyteArray> GetOpaqueState( JNIEnv* env, jobject obj); jboolean RestoreFromOpaqueState(JNIEnv* env, jobject obj, jbyteArray state); void FocusFirstNode(JNIEnv* env, jobject obj); void SetBackgroundColor(JNIEnv* env, jobject obj, jint color); bool OnDraw(JNIEnv* env, jobject obj, jobject canvas, jboolean is_hardware_accelerated, jint scroll_x, jint scroll_y, jint clip_left, jint clip_top, jint clip_right, jint clip_bottom, jint visible_left, jint visible_top, jint visible_right, jint visible_bottom); jint GetAwDrawGLViewContext(JNIEnv* env, jobject obj); base::android::ScopedJavaLocalRef<jobject> CapturePicture(JNIEnv* env, jobject obj); void EnableOnNewPicture(JNIEnv* env, jobject obj, jboolean enabled); // Geolocation API support void ShowGeolocationPrompt(const GURL& origin, base::Callback<void(bool)>); void HideGeolocationPrompt(const GURL& origin); void InvokeGeolocationCallback(JNIEnv* env, jobject obj, jboolean value, jstring origin); // Find-in-page API and related methods. void FindAllAsync(JNIEnv* env, jobject obj, jstring search_string); void FindNext(JNIEnv* env, jobject obj, jboolean forward); void ClearMatches(JNIEnv* env, jobject obj); FindHelper* GetFindHelper(); // FindHelper::Listener implementation. virtual void OnFindResultReceived(int active_ordinal, int match_count, bool finished) OVERRIDE; // IconHelper::Listener implementation. virtual void OnReceivedIcon(const GURL& icon_url, const SkBitmap& bitmap) OVERRIDE; virtual void OnReceivedTouchIconUrl(const std::string& url, const bool precomposed) OVERRIDE; // AwRenderViewHostExtClient implementation. virtual void OnWebLayoutPageScaleFactorChanged( float page_scale_factor) OVERRIDE; // BrowserViewRenderer::Client implementation. virtual bool RequestDrawGL(jobject canvas) OVERRIDE; virtual void PostInvalidate() OVERRIDE; virtual void OnNewPicture() OVERRIDE; virtual gfx::Point GetLocationOnScreen() OVERRIDE; virtual void ScrollContainerViewTo(gfx::Vector2d new_value) OVERRIDE; virtual void DidOverscroll(gfx::Vector2d overscroll_delta) OVERRIDE; void ClearCache(JNIEnv* env, jobject obj, jboolean include_disk_files); void SetPendingWebContentsForPopup(scoped_ptr<content::WebContents> pending); jint ReleasePopupAwContents(JNIEnv* env, jobject obj); void ScrollTo(JNIEnv* env, jobject obj, jint xPix, jint yPix); void SetDipScale(JNIEnv* env, jobject obj, jfloat dipScale); void SetDisplayedPageScaleFactor(JNIEnv* env, jobject obj, jfloat pageScaleFactor); void SetSaveFormData(bool enabled); // Sets the java delegate void SetAwAutofillManagerDelegate(jobject delegate); private: void InitAutofillIfNecessary(bool enabled); JavaObjectWeakGlobalRef java_ref_; scoped_ptr<content::WebContents> web_contents_; scoped_ptr<AwWebContentsDelegate> web_contents_delegate_; scoped_ptr<AwContentsClientBridge> contents_client_bridge_; scoped_ptr<AwRenderViewHostExt> render_view_host_ext_; scoped_ptr<FindHelper> find_helper_; scoped_ptr<IconHelper> icon_helper_; scoped_ptr<AwContents> pending_contents_; scoped_ptr<BrowserViewRenderer> browser_view_renderer_; // GURL is supplied by the content layer as requesting frame. // Callback is supplied by the content layer, and is invoked with the result // from the permission prompt. typedef std::pair<const GURL, base::Callback<void(bool)> > OriginCallback; // The first element in the list is always the currently pending request. std::list<OriginCallback> pending_geolocation_prompts_; DISALLOW_COPY_AND_ASSIGN(AwContents); }; bool RegisterAwContents(JNIEnv* env); } // namespace android_webview #endif // ANDROID_WEBVIEW_NATIVE_AW_CONTENTS_H_