Home | History | Annotate | Download | only in ash 
      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/extension_function_dispatcher.h"
     10 #include "chrome/browser/extensions/extension_service.h"
     11 #include "chrome/browser/extensions/extension_system.h"
     12 #include "chrome/browser/media/media_capture_devices_dispatcher.h"
     13 #include "chrome/browser/profiles/profile.h"
     14 #include "chrome/browser/profiles/profile_manager.h"
     15 #include "chrome/common/extensions/extension_messages.h"
     16 #include "content/public/browser/site_instance.h"
     17 #include "content/public/browser/web_contents.h"
     18 #include "content/public/browser/web_contents_view.h"
     19 #include "extensions/browser/view_type_utils.h"
     20 #include "extensions/common/constants.h"
     21 #include "ipc/ipc_message_macros.h"
     22 #include "ui/aura/client/aura_constants.h"
     23 #include "ui/aura/root_window.h"
     24 #include "ui/aura/window.h"
     25 #include "ui/base/ime/input_method.h"
     26 #include "ui/base/ime/text_input_client.h"
     27 #include "ui/keyboard/keyboard_controller.h"
     28 
     29 AshKeyboardControllerProxy::AshKeyboardControllerProxy() {}
     30 
     31 AshKeyboardControllerProxy::~AshKeyboardControllerProxy() {}
     32 
     33 void AshKeyboardControllerProxy::OnRequest(
     34     const ExtensionHostMsg_Request_Params& params) {
     35   extension_function_dispatcher_->Dispatch(
     36       params, web_contents()->GetRenderViewHost());
     37 }
     38 
     39 content::BrowserContext* AshKeyboardControllerProxy::GetBrowserContext() {
     40   return ProfileManager::GetDefaultProfile();
     41 }
     42 
     43 ui::InputMethod* AshKeyboardControllerProxy::GetInputMethod() {
     44   aura::Window* root_window = ash::Shell::GetInstance()->GetPrimaryRootWindow();
     45   DCHECK(root_window);
     46   return root_window->GetProperty(aura::client::kRootWindowInputMethodKey);
     47 }
     48 
     49 void AshKeyboardControllerProxy::RequestAudioInput(
     50       content::WebContents* web_contents,
     51       const content::MediaStreamRequest& request,
     52       const content::MediaResponseCallback& callback) {
     53   const extensions::Extension* extension = NULL;
     54   GURL origin(request.security_origin);
     55   if (origin.SchemeIs(extensions::kExtensionScheme)) {
     56     ExtensionService* extensions_service =
     57         extensions::ExtensionSystem::Get(ProfileManager::GetDefaultProfile())->
     58             extension_service();
     59     extension = extensions_service->extensions()->GetByID(origin.host());
     60     DCHECK(extension);
     61   }
     62 
     63   MediaCaptureDevicesDispatcher::GetInstance()->ProcessMediaAccessRequest(
     64       web_contents, request, callback, extension);
     65 }
     66 
     67 void AshKeyboardControllerProxy::SetupWebContents(
     68     content::WebContents* contents) {
     69   extension_function_dispatcher_.reset(
     70       new ExtensionFunctionDispatcher(ProfileManager::GetDefaultProfile(),
     71                                       this));
     72   extensions::SetViewType(contents, extensions::VIEW_TYPE_VIRTUAL_KEYBOARD);
     73   Observe(contents);
     74 }
     75 
     76 extensions::WindowController*
     77     AshKeyboardControllerProxy::GetExtensionWindowController() const {
     78   // The keyboard doesn't have a window controller.
     79   return NULL;
     80 }
     81 
     82 content::WebContents*
     83     AshKeyboardControllerProxy::GetAssociatedWebContents() const {
     84   return web_contents();
     85 }
     86 
     87 bool AshKeyboardControllerProxy::OnMessageReceived(
     88     const IPC::Message& message) {
     89   bool handled = true;
     90   IPC_BEGIN_MESSAGE_MAP(AshKeyboardControllerProxy, message)
     91     IPC_MESSAGE_HANDLER(ExtensionHostMsg_Request, OnRequest)
     92     IPC_MESSAGE_UNHANDLED(handled = false)
     93   IPC_END_MESSAGE_MAP()
     94   return handled;
     95 }
     96 
     97 void AshKeyboardControllerProxy::ShowKeyboardContainer(
     98     aura::Window* container) {
     99   KeyboardControllerProxy::ShowKeyboardContainer(container);
    100   gfx::Rect showing_area =
    101       ash::DisplayController::GetPrimaryDisplay().work_area();
    102   GetInputMethod()->GetTextInputClient()->EnsureCaretInRect(showing_area);
    103 }
    104