// 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 "content/browser/android/web_contents_observer_android.h" #include #include #include "base/android/jni_android.h" #include "base/android/jni_string.h" #include "base/android/scoped_java_ref.h" #include "content/browser/renderer_host/render_widget_host_impl.h" #include "content/browser/web_contents/web_contents_impl.h" #include "content/public/browser/navigation_details.h" #include "content/public/browser/navigation_entry.h" #include "jni/WebContentsObserver_jni.h" using base::android::AttachCurrentThread; using base::android::ScopedJavaLocalRef; using base::android::ConvertUTF8ToJavaString; using base::android::ConvertUTF16ToJavaString; namespace content { // TODO(dcheng): File a bug. This class incorrectly passes just a frame ID, // which is not sufficient to identify a frame (since frame IDs are scoped per // render process, and so may collide). WebContentsObserverAndroid::WebContentsObserverAndroid( JNIEnv* env, jobject obj, WebContents* web_contents) : WebContentsObserver(web_contents), weak_java_observer_(env, obj){ } WebContentsObserverAndroid::~WebContentsObserverAndroid() { } jlong Init(JNIEnv* env, jobject obj, jobject java_web_contents) { WebContents* web_contents = WebContents::FromJavaWebContents(java_web_contents); CHECK(web_contents); WebContentsObserverAndroid* native_observer = new WebContentsObserverAndroid( env, obj, web_contents); return reinterpret_cast(native_observer); } void WebContentsObserverAndroid::Destroy(JNIEnv* env, jobject obj) { delete this; } void WebContentsObserverAndroid::WebContentsDestroyed() { JNIEnv* env = AttachCurrentThread(); ScopedJavaLocalRef obj(weak_java_observer_.get(env)); if (obj.is_null()) { delete this; } else { // The java side will destroy |this| Java_WebContentsObserver_detachFromWebContents(env, obj.obj()); } } void WebContentsObserverAndroid::RenderProcessGone( base::TerminationStatus termination_status) { JNIEnv* env = AttachCurrentThread(); ScopedJavaLocalRef obj(weak_java_observer_.get(env)); if (obj.is_null()) return; jboolean was_oom_protected = termination_status == base::TERMINATION_STATUS_OOM_PROTECTED; Java_WebContentsObserver_renderProcessGone( env, obj.obj(), was_oom_protected); } void WebContentsObserverAndroid::DidStartLoading( RenderViewHost* render_view_host) { JNIEnv* env = AttachCurrentThread(); ScopedJavaLocalRef obj(weak_java_observer_.get(env)); if (obj.is_null()) return; ScopedJavaLocalRef jstring_url(ConvertUTF8ToJavaString( env, web_contents()->GetVisibleURL().spec())); Java_WebContentsObserver_didStartLoading( env, obj.obj(), jstring_url.obj()); } void WebContentsObserverAndroid::DidStopLoading( RenderViewHost* render_view_host) { JNIEnv* env = AttachCurrentThread(); ScopedJavaLocalRef obj(weak_java_observer_.get(env)); if (obj.is_null()) return; ScopedJavaLocalRef jstring_url(ConvertUTF8ToJavaString( env, web_contents()->GetLastCommittedURL().spec())); Java_WebContentsObserver_didStopLoading( env, obj.obj(), jstring_url.obj()); } void WebContentsObserverAndroid::DidFailProvisionalLoad( RenderFrameHost* render_frame_host, const GURL& validated_url, int error_code, const base::string16& error_description) { DidFailLoadInternal(true, !render_frame_host->GetParent(), error_code, error_description, validated_url); } void WebContentsObserverAndroid::DidFailLoad( RenderFrameHost* render_frame_host, const GURL& validated_url, int error_code, const base::string16& error_description) { DidFailLoadInternal(false, !render_frame_host->GetParent(), error_code, error_description, validated_url); } void WebContentsObserverAndroid::DidNavigateMainFrame( const LoadCommittedDetails& details, const FrameNavigateParams& params) { JNIEnv* env = AttachCurrentThread(); ScopedJavaLocalRef obj(weak_java_observer_.get(env)); if (obj.is_null()) return; ScopedJavaLocalRef jstring_url( ConvertUTF8ToJavaString(env, params.url.spec())); ScopedJavaLocalRef jstring_base_url( ConvertUTF8ToJavaString(env, params.base_url.spec())); // See http://crbug.com/251330 for why it's determined this way. url::Replacements replacements; replacements.ClearRef(); bool urls_same_ignoring_fragment = params.url.ReplaceComponents(replacements) == details.previous_url.ReplaceComponents(replacements); // is_fragment_navigation is indicative of the intent of this variable. // However, there isn't sufficient information here to determine whether this // is actually a fragment navigation, or a history API navigation to a URL // that would also be valid for a fragment navigation. bool is_fragment_navigation = urls_same_ignoring_fragment && (details.type == NAVIGATION_TYPE_IN_PAGE || details.is_in_page); Java_WebContentsObserver_didNavigateMainFrame( env, obj.obj(), jstring_url.obj(), jstring_base_url.obj(), details.is_navigation_to_different_page(), is_fragment_navigation, details.http_status_code); } void WebContentsObserverAndroid::DidNavigateAnyFrame( RenderFrameHost* render_frame_host, const LoadCommittedDetails& details, const FrameNavigateParams& params) { JNIEnv* env = AttachCurrentThread(); ScopedJavaLocalRef obj(weak_java_observer_.get(env)); if (obj.is_null()) return; ScopedJavaLocalRef jstring_url( ConvertUTF8ToJavaString(env, params.url.spec())); ScopedJavaLocalRef jstring_base_url( ConvertUTF8ToJavaString(env, params.base_url.spec())); jboolean jboolean_is_reload = ui::PageTransitionCoreTypeIs( params.transition, ui::PAGE_TRANSITION_RELOAD); Java_WebContentsObserver_didNavigateAnyFrame( env, obj.obj(), jstring_url.obj(), jstring_base_url.obj(), jboolean_is_reload); } void WebContentsObserverAndroid::DidStartProvisionalLoadForFrame( RenderFrameHost* render_frame_host, const GURL& validated_url, bool is_error_page, bool is_iframe_srcdoc) { JNIEnv* env = AttachCurrentThread(); ScopedJavaLocalRef obj(weak_java_observer_.get(env)); if (obj.is_null()) return; ScopedJavaLocalRef jstring_url( ConvertUTF8ToJavaString(env, validated_url.spec())); // TODO(dcheng): Does Java really need the parent frame ID? It doesn't appear // to be used at all, and it just adds complexity here. Java_WebContentsObserver_didStartProvisionalLoadForFrame( env, obj.obj(), render_frame_host->GetRoutingID(), render_frame_host->GetParent() ? render_frame_host->GetParent()->GetRoutingID() : -1, !render_frame_host->GetParent(), jstring_url.obj(), is_error_page, is_iframe_srcdoc); } void WebContentsObserverAndroid::DidCommitProvisionalLoadForFrame( RenderFrameHost* render_frame_host, const GURL& url, ui::PageTransition transition_type) { JNIEnv* env = AttachCurrentThread(); ScopedJavaLocalRef obj(weak_java_observer_.get(env)); if (obj.is_null()) return; ScopedJavaLocalRef jstring_url( ConvertUTF8ToJavaString(env, url.spec())); Java_WebContentsObserver_didCommitProvisionalLoadForFrame( env, obj.obj(), render_frame_host->GetRoutingID(), !render_frame_host->GetParent(), jstring_url.obj(), transition_type); } void WebContentsObserverAndroid::DidFinishLoad( RenderFrameHost* render_frame_host, const GURL& validated_url) { JNIEnv* env = AttachCurrentThread(); ScopedJavaLocalRef obj(weak_java_observer_.get(env)); if (obj.is_null()) return; std::string url_string = validated_url.spec(); NavigationEntry* entry = web_contents()->GetController().GetLastCommittedEntry(); // Note that GetBaseURLForDataURL is only used by the Android WebView. if (entry && !entry->GetBaseURLForDataURL().is_empty()) url_string = entry->GetBaseURLForDataURL().possibly_invalid_spec(); ScopedJavaLocalRef jstring_url( ConvertUTF8ToJavaString(env, url_string)); Java_WebContentsObserver_didFinishLoad( env, obj.obj(), render_frame_host->GetRoutingID(), jstring_url.obj(), !render_frame_host->GetParent()); } void WebContentsObserverAndroid::DocumentLoadedInFrame( RenderFrameHost* render_frame_host) { JNIEnv* env = AttachCurrentThread(); ScopedJavaLocalRef obj(weak_java_observer_.get(env)); if (obj.is_null()) return; Java_WebContentsObserver_documentLoadedInFrame( env, obj.obj(), render_frame_host->GetRoutingID()); } void WebContentsObserverAndroid::NavigationEntryCommitted( const LoadCommittedDetails& load_details) { JNIEnv* env = AttachCurrentThread(); ScopedJavaLocalRef obj(weak_java_observer_.get(env)); if (obj.is_null()) return; Java_WebContentsObserver_navigationEntryCommitted(env, obj.obj()); } void WebContentsObserverAndroid::DidAttachInterstitialPage() { JNIEnv* env = AttachCurrentThread(); ScopedJavaLocalRef obj(weak_java_observer_.get(env)); if (obj.is_null()) return; Java_WebContentsObserver_didAttachInterstitialPage(env, obj.obj()); } void WebContentsObserverAndroid::DidDetachInterstitialPage() { JNIEnv* env = AttachCurrentThread(); ScopedJavaLocalRef obj(weak_java_observer_.get(env)); if (obj.is_null()) return; Java_WebContentsObserver_didDetachInterstitialPage(env, obj.obj()); } void WebContentsObserverAndroid::DidChangeThemeColor(SkColor color) { JNIEnv* env = AttachCurrentThread(); ScopedJavaLocalRef obj(weak_java_observer_.get(env)); if (obj.is_null()) return; Java_WebContentsObserver_didChangeThemeColor(env, obj.obj(), color); } void WebContentsObserverAndroid::DidFailLoadInternal( bool is_provisional_load, bool is_main_frame, int error_code, const base::string16& description, const GURL& url) { JNIEnv* env = AttachCurrentThread(); ScopedJavaLocalRef obj(weak_java_observer_.get(env)); if (obj.is_null()) return; ScopedJavaLocalRef jstring_error_description( ConvertUTF16ToJavaString(env, description)); ScopedJavaLocalRef jstring_url( ConvertUTF8ToJavaString(env, url.spec())); Java_WebContentsObserver_didFailLoad( env, obj.obj(), is_provisional_load, is_main_frame, error_code, jstring_error_description.obj(), jstring_url.obj()); } void WebContentsObserverAndroid::DidFirstVisuallyNonEmptyPaint() { JNIEnv* env = AttachCurrentThread(); ScopedJavaLocalRef obj(weak_java_observer_.get(env)); if (obj.is_null()) return; Java_WebContentsObserver_didFirstVisuallyNonEmptyPaint( env, obj.obj()); } bool RegisterWebContentsObserverAndroid(JNIEnv* env) { return RegisterNativesImpl(env); } } // namespace content