ash: Disable window caption buttons in 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"
@@ skipping 292 matching lines @@
 
 #if defined(USE_ASH)
   native_window_->SetProperty(ash::internal::kImmersiveModeKey, enabled_);
   // Ash on Windows may not have a shell.
   if (ash::Shell::HasInstance()) {
     // Shelf auto-hides in immersive mode.
     ash::Shell::GetInstance()->UpdateShelfVisibility();
   }
 #endif
 
+  // Ensure window caption buttons are shown/hidden appropriately.
+  browser_view_->frame()->non_client_view()->frame_view()->
+      ResetWindowControls();
+
   // 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 78 matching lines @@
   // for window restore, which is not provided by views Widget.
   window_observer_.reset(enable ? new WindowObserver(this) : NULL);
 #endif  // defined(USE_AURA)
 }
 
 void ImmersiveModeController::StartReveal() {
   if (revealed_)
     return;
   revealed_ = true;
 
+  // Reveal shows the window caption buttons.
+  browser_view_->frame()->non_client_view()->frame_view()->
+      ResetWindowControls();
+
   // Recompute the bounds of the views when painted normally.
   browser_view_->tabstrip()->SetImmersiveStyle(false);
   browser_view_->Layout();
 
   // Place tabstrip, toolbar, and bookmarks bar in a new view at the end of
   // the BrowserView hierarchy so it paints over the web contents.
   reveal_view_.reset(new RevealView(this, browser_view_));
   browser_view_->AddChildView(reveal_view_.get());
   reveal_view_->AcquireTopViews();
 
@@ skipping 40 matching lines @@
     if (animate == ANIMATE_YES) {
       // Animation resets the reveal view when complete.
       AnimateHideRevealView();
     } else {
       // Deleting the reveal view also removes it from its parent.
       reveal_view_.reset();
     }
   }
 
   if (layout == LAYOUT_YES) {
+    // Ending reveal hides the window caption buttons.
+    browser_view_->frame()->non_client_view()->frame_view()->
+        ResetWindowControls();
+
     browser_view_->tabstrip()->SetImmersiveStyle(enabled_);
     browser_view_->Layout();
   }
 }
 
 void ImmersiveModeController::AnimateHideRevealView() {
   ui::Layer* layer = reveal_view_->layer();
   // Stop any show animation in progress.
   // TODO(jamescook): Switch to AbortAllAnimations() when crrev.com/11571027
   // lands, which will avoid a "pop" if a hide is triggered mid-show.
   layer->GetAnimator()->StopAnimating();
   // Detach the layer from its delegate to stop updating it. This prevents
   // graphical glitches due to hover events causing repaints during the hide.
   layer->set_delegate(NULL);
 
   ui::ScopedLayerAnimationSettings settings(layer->GetAnimator());
   settings.SetTweenType(ui::Tween::EASE_OUT);
   settings.SetTransitionDuration(
       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.
 }