athena/content/app_activity_proxy.cc

   1 // Copyright 2014 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 "athena/content/app_activity_proxy.h"
   6
   7 #include "athena/content/app_activity.h"
   8 #include "athena/content/app_activity_registry.h"
   9 #include "athena/wm/public/window_list_provider.h"
  10 #include "athena/wm/public/window_manager.h"
  11 #include "ui/aura/window.h"
  12 #include "ui/views/view.h"
  13 #include "ui/views/widget/widget.h"
  14
  15 namespace athena {
  16
  17 AppActivityProxy::AppActivityProxy(AppActivity* replaced_activity,
  18                                    AppActivityRegistry* creator) :
  19     app_activity_registry_(creator),
  20     title_(replaced_activity->GetActivityViewModel()->GetTitle()),
  21     color_(replaced_activity->GetActivityViewModel()->GetRepresentativeColor()),
  22     replaced_activity_(replaced_activity),
  23     view_(new views::View()),
  24     restart_called_(false) {
  25 }
  26
  27 ActivityViewModel* AppActivityProxy::GetActivityViewModel() {
  28   return this;
  29 }
  30
  31 void AppActivityProxy::SetCurrentState(ActivityState state) {
  32   // We only restart the application when we are switching to visible, and only
  33   // once.
  34   if (state != ACTIVITY_VISIBLE || restart_called_)
  35     return;
  36   restart_called_ = true;
  37   app_activity_registry_->RestartApplication(this);
  38   // Note: This object is now destroyed.
  39 }
  40
  41 Activity::ActivityState AppActivityProxy::GetCurrentState() {
  42   return ACTIVITY_UNLOADED;
  43 }
  44
  45 bool AppActivityProxy::IsVisible() {
  46   return false;
  47 }
  48
  49 Activity::ActivityMediaState AppActivityProxy::GetMediaState() {
  50   // This proxy has never any media playing.
  51   return ACTIVITY_MEDIA_STATE_NONE;
  52 }
  53
  54 aura::Window* AppActivityProxy::GetWindow() {
  55   return view_->GetWidget() ? view_->GetWidget()->GetNativeWindow() : nullptr;
  56 }
  57
  58 content::WebContents* AppActivityProxy::GetWebContents() {
  59   return nullptr;
  60 }
  61
  62 void AppActivityProxy::Init() {
  63   DCHECK(replaced_activity_);
  64   // Get the content proxy to present the content.
  65   content_proxy_ = replaced_activity_->GetContentProxy();
  66   WindowListProvider* window_list_provider =
  67       WindowManager::Get()->GetWindowListProvider();
  68   window_list_provider->StackWindowBehindTo(GetWindow(),
  69                                             replaced_activity_->GetWindow());
  70   // After the Init() function returns, the passed |replaced_activity_| might
  71   // get destroyed. Since we do not need it anymore we reset it.
  72   replaced_activity_ = nullptr;
  73 }
  74
  75 SkColor AppActivityProxy::GetRepresentativeColor() const {
  76   return color_;
  77 }
  78
  79 base::string16 AppActivityProxy::GetTitle() const {
  80   return title_;
  81 }
  82
  83 gfx::ImageSkia AppActivityProxy::GetIcon() const {
  84   return gfx::ImageSkia();
  85 }
  86
  87 void AppActivityProxy::SetActivityView(ActivityView* view) {
  88 }
  89
  90 bool AppActivityProxy::UsesFrame() const {
  91   return true;
  92 }
  93
  94 views::View* AppActivityProxy::GetContentsView() {
  95   return view_;
  96 }
  97
  98 gfx::ImageSkia AppActivityProxy::GetOverviewModeImage() {
  99   return content_proxy_->GetContentImage();
 100 }
 101
 102 void AppActivityProxy::PrepareContentsForOverview() {
 103 }
 104
 105 void AppActivityProxy::ResetContentsView() {
 106 }
 107
 108 AppActivityProxy::~AppActivityProxy() {
 109   app_activity_registry_->ProxyDestroyed(this);
 110 }
 111
 112 }  // namespace athena