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      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 #include "ui/wm/core/window_util.h"
     15 
     16 namespace athena {
     17 
     18 AppActivityProxy::AppActivityProxy(AppActivity* replaced_activity,
     19                                    AppActivityRegistry* creator) :
     20     app_activity_registry_(creator),
     21     title_(replaced_activity->GetActivityViewModel()->GetTitle()),
     22     color_(replaced_activity->GetActivityViewModel()->GetRepresentativeColor()),
     23     replaced_activity_(replaced_activity),
     24     view_(new views::View()) {
     25 }
     26 
     27 AppActivityProxy::~AppActivityProxy() {
     28   app_activity_registry_->ProxyDestroyed(this);
     29 }
     30 
     31 ActivityViewModel* AppActivityProxy::GetActivityViewModel() {
     32   return this;
     33 }
     34 
     35 void AppActivityProxy::SetCurrentState(ActivityState state) {
     36   // We only restart the application when we are switching to visible.
     37   if (state != ACTIVITY_VISIBLE)
     38     return;
     39   app_activity_registry_->RestartApplication(this);
     40   // Note: This object is now destroyed.
     41 }
     42 
     43 Activity::ActivityState AppActivityProxy::GetCurrentState() {
     44   return ACTIVITY_UNLOADED;
     45 }
     46 
     47 bool AppActivityProxy::IsVisible() {
     48   return false;
     49 }
     50 
     51 Activity::ActivityMediaState AppActivityProxy::GetMediaState() {
     52   // This proxy has never any media playing.
     53   return ACTIVITY_MEDIA_STATE_NONE;
     54 }
     55 
     56 aura::Window* AppActivityProxy::GetWindow() {
     57   return view_->GetWidget()->GetNativeWindow();
     58 }
     59 
     60 content::WebContents* AppActivityProxy::GetWebContents() {
     61   return NULL;
     62 }
     63 
     64 void AppActivityProxy::Init() {
     65   DCHECK(replaced_activity_);
     66   // Get the content proxy to present the content.
     67   content_proxy_ = replaced_activity_->GetContentProxy();
     68   WindowListProvider* window_list_provider =
     69       WindowManager::Get()->GetWindowListProvider();
     70   window_list_provider->StackWindowBehindTo(GetWindow(),
     71                                             replaced_activity_->GetWindow());
     72   // Creating this object was moving the activation to this window which should
     73   // not be the active window. As such we re-activate the top activity window.
     74   // TODO(skuhne): This should possibly move to the WindowListProvider.
     75   wm::ActivateWindow(window_list_provider->GetWindowList().back());
     76   // After the Init() function returns, the passed |replaced_activity_| might
     77   // get destroyed. Since we do not need it anymore we reset it.
     78   replaced_activity_ = NULL;
     79 }
     80 
     81 SkColor AppActivityProxy::GetRepresentativeColor() const {
     82   return color_;
     83 }
     84 
     85 base::string16 AppActivityProxy::GetTitle() const {
     86   return title_;
     87 }
     88 
     89 gfx::ImageSkia AppActivityProxy::GetIcon() const {
     90   return gfx::ImageSkia();
     91 }
     92 
     93 bool AppActivityProxy::UsesFrame() const {
     94   return true;
     95 }
     96 
     97 views::View* AppActivityProxy::GetContentsView() {
     98   return view_;
     99 }
    100 
    101 views::Widget* AppActivityProxy::CreateWidget() {
    102   return NULL;
    103 }
    104 
    105 gfx::ImageSkia AppActivityProxy::GetOverviewModeImage() {
    106   return content_proxy_->GetContentImage();
    107 }
    108 
    109 void AppActivityProxy::PrepareContentsForOverview() {
    110 }
    111 
    112 void AppActivityProxy::ResetContentsView() {
    113 }
    114 
    115 }  // namespace athena
    116