ash/immersive mode: Hide the launcher when entering immersive mode

chrome/browser/ui/views/immersive_mode_controller.cc

 // Copyright (c) 2012 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/ui/views/immersive_mode_controller.h"
 
 #include "chrome/browser/ui/views/frame/browser_frame.h"
 #include "chrome/browser/ui/views/frame/browser_view.h"
 #include "chrome/browser/ui/views/frame/contents_container.h"
 #include "chrome/browser/ui/views/tabs/tab_strip.h"
 #include "chrome/browser/ui/views/toolbar_view.h"
 #include "ui/compositor/scoped_layer_animation_settings.h"
 #include "ui/gfx/screen.h"
 #include "ui/gfx/transform.h"
 #include "ui/views/view.h"
 #include "ui/views/window/non_client_view.h"
 
 #if defined(USE_ASH)
 #include "ash/ash_switches.h"
+#include "ash/shell.h"
 #include "base/command_line.h"
 #endif
 
 #if defined(USE_AURA)
 #include "ui/aura/client/aura_constants.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_observer.h"
 #endif
 
 using views::View;
@@ skipping 262 matching lines @@
   enabled_ = enabled;
 
   if (!enabled_) {
     // Layout occurs below because EndReveal() only performs layout if the view
     // is already revealed.
     EndReveal(ANIMATE_NO, LAYOUT_NO);
     // Stop cursor-at-top tracking.
     top_timer_.Stop();
   }
 
+#if defined(USE_ASH)
+  // Ash on Windows may not have a shell.
+  if (ash::Shell::HasInstance()) {
+    // Shelf auto-hides in immersive mode.
+    ash::Shell::GetInstance()->UpdateShelfVisibility();
+  }
+#endif
+
   // Always ensure tab strip is in correct state.
   browser_view_->tabstrip()->SetImmersiveStyle(enabled_);
   browser_view_->Layout();
 
   EnableWindowObservers(enabled_);
 }
 
 views::View* ImmersiveModeController::reveal_view() {
   return reveal_view_.get();
 }
@@ skipping 166 matching lines @@
       base::TimeDelta::FromMilliseconds(kRevealAnimationDurationMs));
   settings.AddObserver(this);  // Resets |reveal_view_| on completion.
   gfx::Transform transform;
   transform.Translate(0, -layer->bounds().height());
   layer->SetTransform(transform);
 }
 
 void ImmersiveModeController::OnHideAnimationCompleted() {
   reveal_view_.reset();  // Also removes from parent.
 }