Draggable peeking/fullscreen launcher with transparent background.

ash/root_window_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 "ash/root_window_controller.h"
 
 #include <algorithm>
 #include <queue>
 #include <vector>
 
@@ skipping 892 matching lines @@
   default_container->SetChildrenUseExtendedHitRegion();
 
   WmWindow* always_on_top_container =
       CreateContainer(kShellWindowId_AlwaysOnTopContainer,
                       "AlwaysOnTopContainer", non_lock_screen_containers);
   always_on_top_container->SetChildWindowVisibilityChangesAnimated();
   always_on_top_container->SetSnapsChildrenToPhysicalPixelBoundary();
   always_on_top_container->SetBoundsInScreenBehaviorForChildren(
       WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
 
+  WmWindow* app_list_container =
+      CreateContainer(kShellWindowId_AppListContainer, "AppListContainer",
+                      non_lock_screen_containers);
+  app_list_container->SetSnapsChildrenToPhysicalPixelBoundary();
+  app_list_container->SetBoundsInScreenBehaviorForChildren(
+      WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
+
   WmWindow* shelf_container =
       CreateContainer(kShellWindowId_ShelfContainer, "ShelfContainer",
                       non_lock_screen_containers);
   shelf_container->SetSnapsChildrenToPhysicalPixelBoundary();
   shelf_container->SetBoundsInScreenBehaviorForChildren(
       WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
   shelf_container->SetLockedToRoot(true);
 
   WmWindow* panel_container =
       CreateContainer(kShellWindowId_PanelContainer, "PanelContainer",
                       non_lock_screen_containers);
   panel_container->SetSnapsChildrenToPhysicalPixelBoundary();
   panel_container->SetBoundsInScreenBehaviorForChildren(
       WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
 
   WmWindow* shelf_bubble_container =
       CreateContainer(kShellWindowId_ShelfBubbleContainer,
                       "ShelfBubbleContainer", non_lock_screen_containers);
   shelf_bubble_container->SetSnapsChildrenToPhysicalPixelBoundary();
   shelf_bubble_container->SetBoundsInScreenBehaviorForChildren(
       WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
   shelf_bubble_container->SetLockedToRoot(true);
 
-  WmWindow* app_list_container =
-      CreateContainer(kShellWindowId_AppListContainer, "AppListContainer",
-                      non_lock_screen_containers);
-  app_list_container->SetSnapsChildrenToPhysicalPixelBoundary();
-  app_list_container->SetBoundsInScreenBehaviorForChildren(
-      WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
-
   WmWindow* modal_container =
       CreateContainer(kShellWindowId_SystemModalContainer,
                       "SystemModalContainer", non_lock_screen_containers);
   modal_container->SetSnapsChildrenToPhysicalPixelBoundary();
   modal_container->SetChildWindowVisibilityChangesAnimated();
   modal_container->SetBoundsInScreenBehaviorForChildren(
       WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
   modal_container->SetChildrenUseExtendedHitRegion();
 
   // TODO(beng): Figure out if we can make this use
@@ skipping 144 matching lines @@
     EnableTouchHudProjection();
   else
     DisableTouchHudProjection();
 }
 
 RootWindowController* GetRootWindowController(const aura::Window* root_window) {
   return root_window ? GetRootWindowSettings(root_window)->controller : nullptr;
 }
 
 }  // namespace ash