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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "content/renderer/browser_plugin/browser_plugin_manager.h"
      6 
      7 #include "base/lazy_instance.h"
      8 #include "base/threading/thread_local.h"
      9 #include "content/public/renderer/render_thread.h"
     10 #include "content/renderer/browser_plugin/browser_plugin.h"
     11 #include "content/renderer/browser_plugin/browser_plugin_manager_factory.h"
     12 #include "content/renderer/browser_plugin/browser_plugin_manager_impl.h"
     13 
     14 namespace content {
     15 
     16 // static
     17 BrowserPluginManagerFactory* BrowserPluginManager::factory_ = NULL;
     18 
     19 BrowserPluginManager* BrowserPluginManager::Create(
     20     RenderViewImpl* render_view) {
     21   if (factory_)
     22     return factory_->CreateBrowserPluginManager(render_view);
     23   return new BrowserPluginManagerImpl(render_view);
     24 }
     25 
     26 BrowserPluginManager::BrowserPluginManager(RenderViewImpl* render_view)
     27     : RenderViewObserver(render_view),
     28       render_view_(render_view->AsWeakPtr()) {
     29 }
     30 
     31 BrowserPluginManager::~BrowserPluginManager() {
     32 }
     33 
     34 void BrowserPluginManager::AddBrowserPlugin(
     35     int guest_instance_id,
     36     BrowserPlugin* browser_plugin) {
     37   instances_.AddWithID(browser_plugin, guest_instance_id);
     38 }
     39 
     40 void BrowserPluginManager::RemoveBrowserPlugin(int guest_instance_id) {
     41   instances_.Remove(guest_instance_id);
     42 }
     43 
     44 BrowserPlugin* BrowserPluginManager::GetBrowserPlugin(
     45     int guest_instance_id) const {
     46   return instances_.Lookup(guest_instance_id);
     47 }
     48 
     49 void BrowserPluginManager::UpdateDeviceScaleFactor(float device_scale_factor) {
     50   IDMap<BrowserPlugin>::iterator iter(&instances_);
     51   while (!iter.IsAtEnd()) {
     52     iter.GetCurrentValue()->UpdateDeviceScaleFactor(device_scale_factor);
     53     iter.Advance();
     54   }
     55 }
     56 
     57 void BrowserPluginManager::UpdateFocusState() {
     58   IDMap<BrowserPlugin>::iterator iter(&instances_);
     59   while (!iter.IsAtEnd()) {
     60     iter.GetCurrentValue()->UpdateGuestFocusState();
     61     iter.Advance();
     62   }
     63 }
     64 
     65 }  // namespace content
     66