src/chrome/browser/ui/ash/ash_keyboard_controller_proxy.cc

   1 // Copyright (c) 2013 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 "chrome/browser/ui/ash/ash_keyboard_controller_proxy.h"
   6
   7 #include "ash/display/display_controller.h"
   8 #include "ash/shell.h"
   9 #include "chrome/browser/extensions/chrome_extension_web_contents_observer.h"
  10 #include "chrome/browser/extensions/extension_service.h"
  11 #include "chrome/browser/media/media_capture_devices_dispatcher.h"
  12 #include "chrome/browser/profiles/profile.h"
  13 #include "chrome/browser/profiles/profile_manager.h"
  14 #include "content/public/browser/site_instance.h"
  15 #include "content/public/browser/web_contents.h"
  16 #include "extensions/browser/event_router.h"
  17 #include "extensions/browser/extension_function_dispatcher.h"
  18 #include "extensions/browser/extension_system.h"
  19 #include "extensions/browser/view_type_utils.h"
  20 #include "extensions/common/api/virtual_keyboard_private.h"
  21 #include "extensions/common/constants.h"
  22 #include "extensions/common/extension_messages.h"
  23 #include "ipc/ipc_message_macros.h"
  24 #include "ui/aura/client/aura_constants.h"
  25 #include "ui/aura/window.h"
  26 #include "ui/aura/window_event_dispatcher.h"
  27 #include "ui/compositor/scoped_layer_animation_settings.h"
  28 #include "ui/keyboard/keyboard_controller.h"
  29
  30 namespace virtual_keyboard_private =
  31     extensions::core_api::virtual_keyboard_private;
  32
  33 typedef virtual_keyboard_private::OnTextInputBoxFocused::Context Context;
  34
  35 namespace {
  36
  37 const char* kVirtualKeyboardExtensionID = "mppnpdlheglhdfmldimlhpnegondlapf";
  38
  39 Context::Type TextInputTypeToGeneratedInputTypeEnum(ui::TextInputType type) {
  40   switch (type) {
  41     case ui::TEXT_INPUT_TYPE_NONE:
  42       return Context::TYPE_NONE;
  43     case ui::TEXT_INPUT_TYPE_PASSWORD:
  44       return Context::TYPE_PASSWORD;
  45     case ui::TEXT_INPUT_TYPE_EMAIL:
  46       return Context::TYPE_EMAIL;
  47     case ui::TEXT_INPUT_TYPE_NUMBER:
  48       return Context::TYPE_NUMBER;
  49     case ui::TEXT_INPUT_TYPE_TELEPHONE:
  50       return Context::TYPE_TEL;
  51     case ui::TEXT_INPUT_TYPE_URL:
  52       return Context::TYPE_URL;
  53     case ui::TEXT_INPUT_TYPE_DATE:
  54       return Context::TYPE_DATE;
  55     case ui::TEXT_INPUT_TYPE_TEXT:
  56     case ui::TEXT_INPUT_TYPE_SEARCH:
  57     case ui::TEXT_INPUT_TYPE_DATE_TIME:
  58     case ui::TEXT_INPUT_TYPE_DATE_TIME_LOCAL:
  59     case ui::TEXT_INPUT_TYPE_MONTH:
  60     case ui::TEXT_INPUT_TYPE_TIME:
  61     case ui::TEXT_INPUT_TYPE_WEEK:
  62     case ui::TEXT_INPUT_TYPE_TEXT_AREA:
  63     case ui::TEXT_INPUT_TYPE_CONTENT_EDITABLE:
  64     case ui::TEXT_INPUT_TYPE_DATE_TIME_FIELD:
  65       return Context::TYPE_TEXT;
  66   }
  67   NOTREACHED();
  68   return Context::TYPE_NONE;
  69 }
  70
  71 }  // namespace
  72
  73 AshKeyboardControllerProxy::AshKeyboardControllerProxy() {}
  74
  75 AshKeyboardControllerProxy::~AshKeyboardControllerProxy() {}
  76
  77 void AshKeyboardControllerProxy::OnRequest(
  78     const ExtensionHostMsg_Request_Params& params) {
  79   extension_function_dispatcher_->Dispatch(
  80       params, web_contents()->GetRenderViewHost());
  81 }
  82
  83 content::BrowserContext* AshKeyboardControllerProxy::GetBrowserContext() {
  84   return ProfileManager::GetActiveUserProfile();
  85 }
  86
  87 ui::InputMethod* AshKeyboardControllerProxy::GetInputMethod() {
  88   aura::Window* root_window = ash::Shell::GetInstance()->GetPrimaryRootWindow();
  89   DCHECK(root_window);
  90   return root_window->GetProperty(aura::client::kRootWindowInputMethodKey);
  91 }
  92
  93 void AshKeyboardControllerProxy::RequestAudioInput(
  94       content::WebContents* web_contents,
  95       const content::MediaStreamRequest& request,
  96       const content::MediaResponseCallback& callback) {
  97   const extensions::Extension* extension = NULL;
  98   GURL origin(request.security_origin);
  99   if (origin.SchemeIs(extensions::kExtensionScheme)) {
 100     ExtensionService* extensions_service =
 101         extensions::ExtensionSystem::Get(
 102             GetBrowserContext())->extension_service();
 103     extension = extensions_service->extensions()->GetByID(origin.host());
 104     DCHECK(extension);
 105   }
 106
 107   MediaCaptureDevicesDispatcher::GetInstance()->ProcessMediaAccessRequest(
 108       web_contents, request, callback, extension);
 109 }
 110
 111 void AshKeyboardControllerProxy::SetupWebContents(
 112     content::WebContents* contents) {
 113   extension_function_dispatcher_.reset(
 114       new extensions::ExtensionFunctionDispatcher(GetBrowserContext(), this));
 115   extensions::SetViewType(contents, extensions::VIEW_TYPE_VIRTUAL_KEYBOARD);
 116   extensions::ChromeExtensionWebContentsObserver::CreateForWebContents(
 117       contents);
 118   Observe(contents);
 119 }
 120
 121 extensions::WindowController*
 122     AshKeyboardControllerProxy::GetExtensionWindowController() const {
 123   // The keyboard doesn't have a window controller.
 124   return NULL;
 125 }
 126
 127 content::WebContents*
 128     AshKeyboardControllerProxy::GetAssociatedWebContents() const {
 129   return web_contents();
 130 }
 131
 132 bool AshKeyboardControllerProxy::OnMessageReceived(
 133     const IPC::Message& message) {
 134   bool handled = true;
 135   IPC_BEGIN_MESSAGE_MAP(AshKeyboardControllerProxy, message)
 136     IPC_MESSAGE_HANDLER(ExtensionHostMsg_Request, OnRequest)
 137     IPC_MESSAGE_UNHANDLED(handled = false)
 138   IPC_END_MESSAGE_MAP()
 139   return handled;
 140 }
 141
 142 void AshKeyboardControllerProxy::ShowKeyboardContainer(
 143     aura::Window* container) {
 144   // TODO(bshe): Implement logic to decide which root window should display
 145   // virtual keyboard. http://crbug.com/303429
 146   if (container->GetRootWindow() != ash::Shell::GetPrimaryRootWindow())
 147     NOTIMPLEMENTED();
 148
 149   KeyboardControllerProxy::ShowKeyboardContainer(container);
 150 }
 151
 152 void AshKeyboardControllerProxy::SetUpdateInputType(ui::TextInputType type) {
 153   // TODO(bshe): Need to check the affected window's profile once multi-profile
 154   // is supported.
 155   content::BrowserContext* context = GetBrowserContext();
 156   extensions::EventRouter* router = extensions::EventRouter::Get(context);
 157
 158   if (!router->HasEventListener(
 159           virtual_keyboard_private::OnTextInputBoxFocused::kEventName)) {
 160     return;
 161   }
 162
 163   scoped_ptr<base::ListValue> event_args(new base::ListValue());
 164   scoped_ptr<base::DictionaryValue> input_context(new base::DictionaryValue());
 165   input_context->SetString("type",
 166       Context::ToString(TextInputTypeToGeneratedInputTypeEnum(type)));
 167   event_args->Append(input_context.release());
 168
 169   scoped_ptr<extensions::Event> event(new extensions::Event(
 170       virtual_keyboard_private::OnTextInputBoxFocused::kEventName,
 171       event_args.Pass()));
 172   event->restrict_to_browser_context = context;
 173   router->DispatchEventToExtension(kVirtualKeyboardExtensionID, event.Pass());
 174 }