blob: b62510b14b79749999c53cd23e7ac76291d0b7af [file] [log] [blame]
// 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 "android_webview/renderer/aw_render_view_ext.h"
#include "android_webview/common/render_view_messages.h"
#include "content/public/renderer/render_frame.h"
#include "content/public/renderer/render_view.h"
#include "third_party/blink/public/web/web_local_frame.h"
#include "third_party/blink/public/web/web_view.h"
namespace android_webview {
AwRenderViewExt::AwRenderViewExt(content::RenderView* render_view)
: content::RenderViewObserver(render_view) {}
AwRenderViewExt::~AwRenderViewExt() {}
// static
void AwRenderViewExt::RenderViewCreated(content::RenderView* render_view) {
new AwRenderViewExt(render_view); // |render_view| takes ownership.
void AwRenderViewExt::DidCommitCompositorFrame() {
void AwRenderViewExt::DidUpdateMainFrameLayout() {
// The size may have changed.
needs_contents_size_update_ = true;
void AwRenderViewExt::OnDestruct() {
delete this;
void AwRenderViewExt::UpdateContentsSize() {
blink::WebView* webview = render_view()->GetWebView();
content::RenderFrame* main_render_frame = render_view()->GetMainRenderFrame();
// Even without out-of-process iframes, we now create RemoteFrames for the
// main frame when you navigate cross-process, to create a placeholder in the
// old process. This is necessary to support things like postMessage across
// windows that have references to each other. The RemoteFrame will
// immediately go away if there aren't any active frames left in the old
// process. RenderView's main frame pointer will become null in the old
// process when it is no longer the active main frame.
if (!webview || !main_render_frame)
if (!needs_contents_size_update_)
needs_contents_size_update_ = false;
gfx::Size contents_size = main_render_frame->GetWebFrame()->DocumentSize();
// Fall back to contentsPreferredMinimumSize if the mainFrame is reporting a
// 0x0 size (this happens during initial load).
if (contents_size.IsEmpty()) {
contents_size = webview->ContentsPreferredMinimumSize();
if (contents_size == last_sent_contents_size_)
last_sent_contents_size_ = contents_size;
main_render_frame->Send(new AwViewHostMsg_OnContentsSizeChanged(
main_render_frame->GetRoutingID(), contents_size));
} // namespace android_webview