Index: content/browser/android/dialog_overlay_impl.cc |
diff --git a/content/browser/android/dialog_overlay_impl.cc b/content/browser/android/dialog_overlay_impl.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..5032012d5a18ac3b1c0c860ea1eca059f3ce0d7c |
--- /dev/null |
+++ b/content/browser/android/dialog_overlay_impl.cc |
@@ -0,0 +1,151 @@ |
+// Copyright 2017 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/dialog_overlay_impl.h" |
+ |
+#include "content/public/browser/web_contents.h" |
+#include "gpu/ipc/common/gpu_surface_tracker.h" |
+#include "jni/DialogOverlayImpl_jni.h" |
+#include "ui/android/window_android.h" |
+ |
+using base::android::AttachCurrentThread; |
+using base::android::JavaParamRef; |
+using base::android::ScopedJavaLocalRef; |
+ |
+namespace content { |
+ |
+// static |
+bool DialogOverlayImpl::RegisterDialogOverlayImpl(JNIEnv* env) { |
+ return RegisterNativesImpl(env); |
+} |
+ |
+static jlong Init(JNIEnv* env, |
+ const JavaParamRef<jobject>& obj, |
+ jlong high, |
+ jlong low) { |
+ DCHECK_CURRENTLY_ON(BrowserThread::UI); |
+ return reinterpret_cast<jlong>(new DialogOverlayImpl( |
+ obj, base::UnguessableToken::Deserialize(high, low))); |
+} |
+ |
+DialogOverlayImpl::DialogOverlayImpl(const JavaParamRef<jobject>& obj, |
+ const base::UnguessableToken& token) |
+ : token_(token), cvc_(nullptr) { |
+ DCHECK_CURRENTLY_ON(BrowserThread::UI); |
+ cvc_ = GetContentViewCore(); |
+ |
+ JNIEnv* env = AttachCurrentThread(); |
+ obj_ = JavaObjectWeakGlobalRef(env, obj); |
+ |
+ // If there's no CVC, then just post a null token immediately. |
+ if (!cvc_) { |
+ Java_DialogOverlayImpl_onDismissed(env, obj.obj()); |
+ return; |
+ } |
+ |
+ cvc_->AddObserver(this); |
+ |
+ // Also send the initial token, since we'll only get changes. |
+ if (ui::WindowAndroid* window = cvc_->GetWindowAndroid()) { |
+ ScopedJavaLocalRef<jobject> token = window->GetWindowToken(); |
+ if (!token.is_null()) |
+ Java_DialogOverlayImpl_onWindowToken(env, obj.obj(), token); |
+ } |
+} |
+ |
+DialogOverlayImpl::~DialogOverlayImpl() { |
+ DCHECK_CURRENTLY_ON(BrowserThread::UI); |
+ // We should only be deleted after one unregisters for token callbacks. |
+ DCHECK(!cvc_); |
+} |
+ |
+void DialogOverlayImpl::Destroy(JNIEnv* env, const JavaParamRef<jobject>& obj) { |
+ DCHECK_CURRENTLY_ON(BrowserThread::UI); |
+ UnregisterForTokensIfNeeded(); |
+ // We delete soon since this might be part of an onDismissed callback. |
+ BrowserThread::DeleteSoon(BrowserThread::UI, FROM_HERE, this); |
+} |
+ |
+void DialogOverlayImpl::UnregisterForTokensIfNeeded() { |
+ DCHECK_CURRENTLY_ON(BrowserThread::UI); |
+ if (!cvc_) |
+ return; |
+ |
+ cvc_->RemoveObserver(this); |
+ cvc_ = nullptr; |
+} |
+ |
+void DialogOverlayImpl::OnContentViewCoreDestroyed() { |
+ DCHECK_CURRENTLY_ON(BrowserThread::UI); |
+ cvc_ = nullptr; |
+ |
+ JNIEnv* env = AttachCurrentThread(); |
+ ScopedJavaLocalRef<jobject> obj = obj_.get(env); |
+ if (!obj.is_null()) |
+ Java_DialogOverlayImpl_onDismissed(env, obj.obj()); |
+} |
+ |
+void DialogOverlayImpl::OnAttachedToWindow() { |
+ DCHECK_CURRENTLY_ON(BrowserThread::UI); |
+ JNIEnv* env = AttachCurrentThread(); |
+ |
+ ScopedJavaLocalRef<jobject> token; |
+ |
+ if (ui::WindowAndroid* window = cvc_->GetWindowAndroid()) |
+ token = window->GetWindowToken(); |
+ |
+ ScopedJavaLocalRef<jobject> obj = obj_.get(env); |
+ if (!obj.is_null()) |
+ Java_DialogOverlayImpl_onWindowToken(env, obj.obj(), token); |
+} |
+ |
+void DialogOverlayImpl::OnDetachedFromWindow() { |
+ JNIEnv* env = AttachCurrentThread(); |
+ ScopedJavaLocalRef<jobject> obj = obj_.get(env); |
+ if (!obj.is_null()) |
+ Java_DialogOverlayImpl_onWindowToken(env, obj.obj(), nullptr); |
+} |
+ |
+ContentViewCoreImpl* DialogOverlayImpl::GetContentViewCore() { |
+ // Get the frame from the token. |
+ DCHECK_CURRENTLY_ON(BrowserThread::UI); |
+ content::RenderFrameHost* frame = |
+ content::RenderFrameHostImpl::FromOverlayRoutingToken(token_); |
+ if (!frame) { |
+ DVLOG(1) << "Cannot find frame host for token " << token_; |
+ return nullptr; |
+ } |
+ |
+ content::WebContents* web_contents = |
+ content::WebContents::FromRenderFrameHost(frame); |
+ DCHECK(web_contents); |
+ |
+ content::ContentViewCoreImpl* cvc = |
+ content::ContentViewCoreImpl::FromWebContents(web_contents); |
+ if (!cvc) { |
+ DVLOG(1) << "Cannot find cvc for token " << token_; |
+ return nullptr; |
+ } |
+ |
+ return cvc; |
+} |
+ |
+static jint RegisterSurface(JNIEnv* env, |
+ const base::android::JavaParamRef<jclass>& jcaller, |
+ const JavaParamRef<jobject>& surface) { |
+ DCHECK_CURRENTLY_ON(BrowserThread::UI); |
+ return gpu::GpuSurfaceTracker::Get()->AddSurfaceForNativeWidget( |
+ gpu::GpuSurfaceTracker::SurfaceRecord(gfx::kNullAcceleratedWidget, |
+ surface.obj())); |
+} |
+ |
+static void UnregisterSurface( |
+ JNIEnv* env, |
+ const base::android::JavaParamRef<jclass>& jcaller, |
+ jint surface_id) { |
+ DCHECK_CURRENTLY_ON(BrowserThread::UI); |
+ gpu::GpuSurfaceTracker::Get()->RemoveSurface(surface_id); |
+} |
+ |
+} // namespace content |