Rip Out the Sidebar API

chrome/browser/sidebar/sidebar_manager.cc

Index: chrome/browser/sidebar/sidebar_manager.cc
===================================================================
--- chrome/browser/sidebar/sidebar_manager.cc	(revision 116830)
+++ chrome/browser/sidebar/sidebar_manager.cc	(working copy)
@@ -1,341 +0,0 @@
-// Copyright (c) 2011 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 "chrome/browser/sidebar/sidebar_manager.h"
-
-#include <vector>
-
-#include "base/command_line.h"
-#include "chrome/browser/browser_process.h"
-#include "chrome/browser/extensions/extension_sidebar_api.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/sidebar/sidebar_container.h"
-#include "chrome/common/chrome_notification_types.h"
-#include "chrome/common/chrome_switches.h"
-#include "content/browser/tab_contents/tab_contents.h"
-#include "content/public/browser/notification_service.h"
-#include "googleurl/src/gurl.h"
-
-using content::WebContents;
-
-struct SidebarManager::SidebarStateForTab {
-  // Sidebars linked to this tab.
-  ContentIdToSidebarHostMap content_id_to_sidebar_host;
-  // Content id of the currently active (expanded and visible) sidebar.
-  std::string active_content_id;
-};
-
-// static
-SidebarManager* SidebarManager::GetInstance() {
-  return g_browser_process->sidebar_manager();
-}
-
-// static
-bool SidebarManager::IsSidebarAllowed() {
-  return CommandLine::ForCurrentProcess()->HasSwitch(
-      switches::kEnableExperimentalExtensionApis);
-}
-
-SidebarManager::SidebarManager() {
-}
-
-SidebarContainer* SidebarManager::GetActiveSidebarContainerFor(
-    TabContents* tab) {
-  TabToSidebarHostMap::iterator it = tab_to_sidebar_host_.find(tab);
-  if (it == tab_to_sidebar_host_.end())
-    return NULL;
-  if (it->second.active_content_id.empty())
-    return NULL;
-  ContentIdToSidebarHostMap::iterator host_it =
-      it->second.content_id_to_sidebar_host.find(it->second.active_content_id);
-  DCHECK(host_it != it->second.content_id_to_sidebar_host.end());
-  return host_it->second;
-}
-
-SidebarContainer* SidebarManager::GetSidebarContainerFor(
-    WebContents* tab, const std::string& content_id) {
-  DCHECK(!content_id.empty());
-  TabToSidebarHostMap::iterator it = tab_to_sidebar_host_.find(tab);
-  if (it == tab_to_sidebar_host_.end())
-    return NULL;
-  ContentIdToSidebarHostMap::iterator host_it =
-      it->second.content_id_to_sidebar_host.find(content_id);
-  if (host_it == it->second.content_id_to_sidebar_host.end())
-    return NULL;
-  return host_it->second;
-}
-
-TabContents* SidebarManager::GetSidebarTabContents(
-    TabContents* tab, const std::string& content_id) {
-  DCHECK(!content_id.empty());
-  SidebarContainer* sidebar_host = GetSidebarContainerFor(tab, content_id);
-  if (!sidebar_host)
-    return NULL;
-  return sidebar_host->sidebar_contents();
-}
-
-void SidebarManager::NotifyStateChanges(
-    TabContents* was_active_sidebar_contents,
-    TabContents* active_sidebar_contents) {
-  if (was_active_sidebar_contents == active_sidebar_contents)
-    return;
-
-  SidebarContainer* was_active_host =
-      was_active_sidebar_contents == NULL ? NULL :
-          FindSidebarContainerFor(was_active_sidebar_contents);
-  SidebarContainer* active_host =
-      active_sidebar_contents == NULL ? NULL :
-          FindSidebarContainerFor(active_sidebar_contents);
-
-  if (was_active_host != NULL) {
-    Profile* profile = Profile::FromBrowserContext(
-        was_active_sidebar_contents->GetBrowserContext());
-    ExtensionSidebarEventRouter::OnStateChanged(
-        profile,
-        was_active_host->tab_contents(),
-        was_active_host->content_id(),
-        extension_sidebar_constants::kShownState);
-  }
-
-  if (active_host != NULL) {
-    Profile* profile = Profile::FromBrowserContext(
-        active_sidebar_contents->GetBrowserContext());
-    ExtensionSidebarEventRouter::OnStateChanged(
-        profile,
-        active_host->tab_contents(),
-        active_host->content_id(),
-        extension_sidebar_constants::kActiveState);
-  }
-}
-
-void SidebarManager::ShowSidebar(TabContents* tab,
-                                 const std::string& content_id) {
-  DCHECK(!content_id.empty());
-  SidebarContainer* host = GetSidebarContainerFor(tab, content_id);
-  if (!host) {
-    host = new SidebarContainer(tab, content_id, this);
-    RegisterSidebarContainerFor(tab, host);
-    // It might trigger UpdateSidebar notification, so load them after
-    // the registration.
-    host->LoadDefaults();
-  }
-
-  host->Show();
-
-  Profile* profile = Profile::FromBrowserContext(tab->GetBrowserContext());
-  ExtensionSidebarEventRouter::OnStateChanged(
-      profile, tab, content_id,
-      extension_sidebar_constants::kShownState);
-}
-
-void SidebarManager::ExpandSidebar(TabContents* tab,
-                                   const std::string& content_id) {
-  DCHECK(!content_id.empty());
-  TabToSidebarHostMap::iterator it = tab_to_sidebar_host_.find(tab);
-  if (it == tab_to_sidebar_host_.end())
-    return;
-  // If it's already active, bail out.
-  if (it->second.active_content_id == content_id)
-    return;
-
-  SidebarContainer* host = GetSidebarContainerFor(tab, content_id);
-  DCHECK(host);
-  if (!host)
-    return;
-  it->second.active_content_id = content_id;
-
-  host->Expand();
-}
-
-void SidebarManager::CollapseSidebar(TabContents* tab,
-                                     const std::string& content_id) {
-  DCHECK(!content_id.empty());
-  TabToSidebarHostMap::iterator it = tab_to_sidebar_host_.find(tab);
-  if (it == tab_to_sidebar_host_.end())
-    return;
-  // If it's not the one active now, bail out.
-  if (it->second.active_content_id != content_id)
-    return;
-
-  SidebarContainer* host = GetSidebarContainerFor(tab, content_id);
-  DCHECK(host);
-  if (!host)
-    return;
-  it->second.active_content_id.clear();
-
-  host->Collapse();
-}
-
-void SidebarManager::HideSidebar(WebContents* tab,
-                                 const std::string& content_id) {
-  DCHECK(!content_id.empty());
-  TabToSidebarHostMap::iterator it = tab_to_sidebar_host_.find(tab);
-  if (it == tab_to_sidebar_host_.end())
-    return;
-  if (it->second.active_content_id == content_id)
-    it->second.active_content_id.clear();
-
-  SidebarContainer* host = GetSidebarContainerFor(tab, content_id);
-  DCHECK(host);
-
-  UnregisterSidebarContainerFor(tab, content_id);
-
-  Profile* profile = Profile::FromBrowserContext(tab->GetBrowserContext());
-  ExtensionSidebarEventRouter::OnStateChanged(
-      profile, tab, content_id,
-      extension_sidebar_constants::kHiddenState);
-}
-
-void SidebarManager::NavigateSidebar(TabContents* tab,
-                                     const std::string& content_id,
-                                     const GURL& url) {
-  DCHECK(!content_id.empty());
-  SidebarContainer* host = GetSidebarContainerFor(tab, content_id);
-  if (!host)
-    return;
-
-  host->Navigate(url);
-}
-
-void SidebarManager::SetSidebarBadgeText(
-    TabContents* tab, const std::string& content_id,
-    const string16& badge_text) {
-  SidebarContainer* host = GetSidebarContainerFor(tab, content_id);
-  if (!host)
-    return;
-  host->SetBadgeText(badge_text);
-}
-
-void SidebarManager::SetSidebarIcon(
-    TabContents* tab, const std::string& content_id,
-    const SkBitmap& bitmap) {
-  SidebarContainer* host = GetSidebarContainerFor(tab, content_id);
-  if (!host)
-    return;
-  host->SetIcon(bitmap);
-}
-
-void SidebarManager::SetSidebarTitle(
-    TabContents* tab, const std::string& content_id,
-    const string16& title) {
-  SidebarContainer* host = GetSidebarContainerFor(tab, content_id);
-  if (!host)
-    return;
-  host->SetTitle(title);
-}
-
-SidebarManager::~SidebarManager() {
-  DCHECK(tab_to_sidebar_host_.empty());
-  DCHECK(sidebar_host_to_tab_.empty());
-}
-
-void SidebarManager::Observe(int type,
-                             const content::NotificationSource& source,
-                             const content::NotificationDetails& details) {
-  if (type == content::NOTIFICATION_WEB_CONTENTS_DESTROYED) {
-    HideAllSidebars(content::Source<WebContents>(source).ptr());
-  } else {
-    NOTREACHED() << "Got a notification we didn't register for!";
-  }
-}
-
-void SidebarManager::UpdateSidebar(SidebarContainer* host) {
-  content::NotificationService::current()->Notify(
-      chrome::NOTIFICATION_SIDEBAR_CHANGED,
-      content::Source<SidebarManager>(this),
-      content::Details<SidebarContainer>(host));
-}
-
-void SidebarManager::HideAllSidebars(WebContents* tab) {
-  TabToSidebarHostMap::iterator tab_it = tab_to_sidebar_host_.find(tab);
-  if (tab_it == tab_to_sidebar_host_.end())
-    return;
-  const ContentIdToSidebarHostMap& hosts =
-      tab_it->second.content_id_to_sidebar_host;
-
-  std::vector<std::string> content_ids;
-  for (ContentIdToSidebarHostMap::const_iterator it = hosts.begin();
-       it != hosts.end(); ++it) {
-    content_ids.push_back(it->first);
-  }
-
-  for (std::vector<std::string>::iterator it = content_ids.begin();
-       it != content_ids.end(); ++it) {
-    HideSidebar(tab, *it);
-  }
-}
-
-SidebarContainer* SidebarManager::FindSidebarContainerFor(
-    TabContents* sidebar_contents) {
-  for (SidebarHostToTabMap::iterator it = sidebar_host_to_tab_.begin();
-       it != sidebar_host_to_tab_.end();
-       ++it) {
-    if (sidebar_contents == it->first->sidebar_contents())
-      return it->first;
-  }
-  return NULL;
-}
-
-void SidebarManager::RegisterSidebarContainerFor(
-    WebContents* tab, SidebarContainer* sidebar_host) {
-  DCHECK(!GetSidebarContainerFor(tab, sidebar_host->content_id()));
-
-  // If it's a first sidebar for this tab, register destroy notification.
-  if (tab_to_sidebar_host_.find(tab) == tab_to_sidebar_host_.end()) {
-    registrar_.Add(this,
-                   content::NOTIFICATION_WEB_CONTENTS_DESTROYED,
-                   content::Source<WebContents>(tab));
-  }
-
-  BindSidebarHost(tab, sidebar_host);
-}
-
-void SidebarManager::UnregisterSidebarContainerFor(
-      WebContents* tab, const std::string& content_id) {
-  SidebarContainer* host = GetSidebarContainerFor(tab, content_id);
-  DCHECK(host);
-  if (!host)
-    return;
-
-  UnbindSidebarHost(tab, host);
-
-  // If there's no more sidebars linked to this tab, unsubscribe.
-  if (tab_to_sidebar_host_.find(tab) == tab_to_sidebar_host_.end()) {
-    registrar_.Remove(this,
-                      content::NOTIFICATION_WEB_CONTENTS_DESTROYED,
-                      content::Source<WebContents>(tab));
-  }
-
-  // Issue tab closing event post unbound.
-  host->SidebarClosing();
-  // Destroy sidebar container.
-  delete host;
-}
-
-void SidebarManager::BindSidebarHost(WebContents* tab,
-                                     SidebarContainer* sidebar_host) {
-  const std::string& content_id = sidebar_host->content_id();
-
-  DCHECK(GetSidebarContainerFor(tab, content_id) == NULL);
-  DCHECK(sidebar_host_to_tab_.find(sidebar_host) ==
-         sidebar_host_to_tab_.end());
-
-  tab_to_sidebar_host_[tab].content_id_to_sidebar_host[content_id] =
-      sidebar_host;
-  sidebar_host_to_tab_[sidebar_host] = tab;
-}
-
-void SidebarManager::UnbindSidebarHost(WebContents* tab,
-                                       SidebarContainer* sidebar_host) {
-  const std::string& content_id = sidebar_host->content_id();
-
-  DCHECK(GetSidebarContainerFor(tab, content_id) == sidebar_host);
-  DCHECK(sidebar_host_to_tab_.find(sidebar_host)->second == tab);
-  DCHECK(tab_to_sidebar_host_[tab].active_content_id != content_id);
-
-  tab_to_sidebar_host_[tab].content_id_to_sidebar_host.erase(content_id);
-  if (tab_to_sidebar_host_[tab].content_id_to_sidebar_host.empty())
-    tab_to_sidebar_host_.erase(tab);
-  sidebar_host_to_tab_.erase(sidebar_host);
-}