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// 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/renderer/browser_plugin/browser_plugin_manager.h"
#include "base/memory/scoped_ptr.h"
#include "content/common/browser_plugin/browser_plugin_constants.h"
#include "content/common/browser_plugin/browser_plugin_messages.h"
#include "content/common/frame_messages.h"
#include "content/public/renderer/browser_plugin_delegate.h"
#include "content/public/renderer/content_renderer_client.h"
#include "content/renderer/browser_plugin/browser_plugin.h"
#include "content/renderer/render_thread_impl.h"
#include "ipc/ipc_message_macros.h"
namespace content {
// static
BrowserPluginManager* BrowserPluginManager::Get() {
if (!RenderThreadImpl::current())
return nullptr;
return RenderThreadImpl::current()->browser_plugin_manager();
}
BrowserPluginManager::BrowserPluginManager() {
}
BrowserPluginManager::~BrowserPluginManager() {
}
void BrowserPluginManager::AddBrowserPlugin(
int browser_plugin_instance_id,
BrowserPlugin* browser_plugin) {
instances_.AddWithID(browser_plugin, browser_plugin_instance_id);
}
void BrowserPluginManager::RemoveBrowserPlugin(int browser_plugin_instance_id) {
instances_.Remove(browser_plugin_instance_id);
}
BrowserPlugin* BrowserPluginManager::GetBrowserPlugin(
int browser_plugin_instance_id) const {
return instances_.Lookup(browser_plugin_instance_id);
}
int BrowserPluginManager::GetNextInstanceID() {
return RenderThreadImpl::current()->GenerateRoutingID();
}
void BrowserPluginManager::UpdateDeviceScaleFactor() {
IDMap<BrowserPlugin>::iterator iter(&instances_);
while (!iter.IsAtEnd()) {
iter.GetCurrentValue()->UpdateDeviceScaleFactor();
iter.Advance();
}
}
void BrowserPluginManager::UpdateFocusState() {
IDMap<BrowserPlugin>::iterator iter(&instances_);
while (!iter.IsAtEnd()) {
iter.GetCurrentValue()->UpdateGuestFocusState();
iter.Advance();
}
}
void BrowserPluginManager::Attach(int browser_plugin_instance_id) {
BrowserPlugin* plugin = GetBrowserPlugin(browser_plugin_instance_id);
if (plugin)
plugin->Attach();
}
void BrowserPluginManager::Detach(int browser_plugin_instance_id) {
BrowserPlugin* plugin = GetBrowserPlugin(browser_plugin_instance_id);
if (plugin)
plugin->Detach();
}
BrowserPlugin* BrowserPluginManager::CreateBrowserPlugin(
RenderFrame* render_frame,
scoped_ptr<BrowserPluginDelegate> delegate) {
return new BrowserPlugin(render_frame, delegate.Pass());
}
void BrowserPluginManager::DidCommitCompositorFrame(
int render_view_routing_id) {
IDMap<BrowserPlugin>::iterator iter(&instances_);
while (!iter.IsAtEnd()) {
if (iter.GetCurrentValue()->render_view_routing_id() ==
render_view_routing_id) {
iter.GetCurrentValue()->DidCommitCompositorFrame();
}
iter.Advance();
}
}
bool BrowserPluginManager::OnControlMessageReceived(
const IPC::Message& message) {
if (!BrowserPlugin::ShouldForwardToBrowserPlugin(message) &&
!content::GetContentClient()->renderer()->
ShouldForwardToGuestContainer(message)) {
return false;
}
int browser_plugin_instance_id = browser_plugin::kInstanceIDNone;
// All allowed messages must have |browser_plugin_instance_id| as their
// first parameter.
PickleIterator iter(message);
bool success = iter.ReadInt(&browser_plugin_instance_id);
DCHECK(success);
BrowserPlugin* plugin = GetBrowserPlugin(browser_plugin_instance_id);
if (plugin && plugin->OnMessageReceived(message))
return true;
// TODO(fsamuel): This is probably forcing the compositor to continue working
// even on display:none. We should optimize this.
if (message.type() == BrowserPluginMsg_CompositorFrameSwapped::ID) {
OnCompositorFrameSwappedPluginUnavailable(message);
return true;
}
return false;
}
bool BrowserPluginManager::Send(IPC::Message* msg) {
return RenderThreadImpl::current()->Send(msg);
}
void BrowserPluginManager::OnCompositorFrameSwappedPluginUnavailable(
const IPC::Message& message) {
BrowserPluginMsg_CompositorFrameSwapped::Param param;
if (!BrowserPluginMsg_CompositorFrameSwapped::Read(&message, ¶m))
return;
FrameHostMsg_CompositorFrameSwappedACK_Params params;
params.producing_host_id = get<1>(param).producing_host_id;
params.producing_route_id = get<1>(param).producing_route_id;
params.output_surface_id = get<1>(param).output_surface_id;
Send(new BrowserPluginHostMsg_CompositorFrameSwappedACK(
message.routing_id(), get<0>(param), params));
}
} // namespace content
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