Creates RootWindowControllerCommon

ash/root_window_controller_common.cc

Index: ash/root_window_controller_common.cc
diff --git a/ash/root_window_controller_common.cc b/ash/root_window_controller_common.cc
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+++ b/ash/root_window_controller_common.cc
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+// Copyright 2016 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_common.h"
+
+#include "ash/shell_window_ids.h"
+#include "ash/wm/common/wm_globals.h"
+#include "ash/wm/common/wm_window.h"
+
+namespace ash {
+namespace {
+
+// Creates a new window for use as a container.
+wm::WmWindow* CreateContainer(int window_id,
+                              const char* name,
+                              wm::WmWindow* parent) {
+  wm::WmWindow* window = wm::WmGlobals::Get()->NewContainerWindow();
+  window->SetShellWindowId(window_id);
+  window->SetName(name);
+  parent->AddChild(window);
+  if (window_id != kShellWindowId_UnparentedControlContainer)
+    window->Show();
+  return window;
+}
+
+}  // namespace
+
+RootWindowControllerCommon::RootWindowControllerCommon(wm::WmWindow* root)
+    : root_(root) {}
+
+RootWindowControllerCommon::~RootWindowControllerCommon() {}
+
+void RootWindowControllerCommon::CreateContainers() {
+  // These containers are just used by PowerButtonController to animate groups
+  // of containers simultaneously without messing up the current transformations
+  // on those containers. These are direct children of the root window; all of
+  // the other containers are their children.
+
+  // The desktop background container is not part of the lock animation, so it
+  // is not included in those animate groups.
+  // When screen is locked desktop background is moved to lock screen background
+  // container (moved back on unlock). We want to make sure that there's an
+  // opaque layer occluding the non-lock-screen layers.
+  wm::WmWindow* desktop_background_container =
+      CreateContainer(kShellWindowId_DesktopBackgroundContainer,
+                      "DesktopBackgroundContainer", root_);
+  desktop_background_container->SetChildWindowVisibilityChangesAnimated();
+
+  wm::WmWindow* non_lock_screen_containers =
+      CreateContainer(kShellWindowId_NonLockScreenContainersContainer,
+                      "NonLockScreenContainersContainer", root_);
+  // Clip all windows inside this container, as half pixel of the window's
+  // texture may become visible when the screen is scaled. crbug.com/368591.
+  non_lock_screen_containers->SetMasksToBounds(true);
+
+  wm::WmWindow* lock_background_containers =
+      CreateContainer(kShellWindowId_LockScreenBackgroundContainer,
+                      "LockScreenBackgroundContainer", root_);
+  lock_background_containers->SetChildWindowVisibilityChangesAnimated();
+
+  wm::WmWindow* lock_screen_containers =
+      CreateContainer(kShellWindowId_LockScreenContainersContainer,
+                      "LockScreenContainersContainer", root_);
+  wm::WmWindow* lock_screen_related_containers =
+      CreateContainer(kShellWindowId_LockScreenRelatedContainersContainer,
+                      "LockScreenRelatedContainersContainer", root_);
+
+  CreateContainer(kShellWindowId_UnparentedControlContainer,
+                  "UnparentedControlContainer", non_lock_screen_containers);
+
+  wm::WmWindow* default_container =
+      CreateContainer(kShellWindowId_DefaultContainer, "DefaultContainer",
+                      non_lock_screen_containers);
+  default_container->SetChildWindowVisibilityChangesAnimated();
+  default_container->SetSnapsChildrenToPhysicalPixelBoundary();
+  default_container->SetBoundsInScreenBehaviorForChildren(
+      wm::WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
+  default_container->SetChildrenUseExtendedHitRegion();
+
+  wm::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(
+      wm::WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
+
+  wm::WmWindow* docked_container =
+      CreateContainer(kShellWindowId_DockedContainer, "DockedContainer",
+                      non_lock_screen_containers);
+  docked_container->SetChildWindowVisibilityChangesAnimated();
+  docked_container->SetSnapsChildrenToPhysicalPixelBoundary();
+  docked_container->SetBoundsInScreenBehaviorForChildren(
+      wm::WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
+  docked_container->SetChildrenUseExtendedHitRegion();
+
+  wm::WmWindow* shelf_container =
+      CreateContainer(kShellWindowId_ShelfContainer, "ShelfContainer",
+                      non_lock_screen_containers);
+  shelf_container->SetSnapsChildrenToPhysicalPixelBoundary();
+  shelf_container->SetBoundsInScreenBehaviorForChildren(
+      wm::WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
+  shelf_container->SetDescendantsStayInSameRootWindow(true);
+
+  wm::WmWindow* panel_container =
+      CreateContainer(kShellWindowId_PanelContainer, "PanelContainer",
+                      non_lock_screen_containers);
+  panel_container->SetSnapsChildrenToPhysicalPixelBoundary();
+  panel_container->SetBoundsInScreenBehaviorForChildren(
+      wm::WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
+
+  wm::WmWindow* shelf_bubble_container =
+      CreateContainer(kShellWindowId_ShelfBubbleContainer,
+                      "ShelfBubbleContainer", non_lock_screen_containers);
+  shelf_bubble_container->SetSnapsChildrenToPhysicalPixelBoundary();
+  shelf_bubble_container->SetBoundsInScreenBehaviorForChildren(
+      wm::WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
+  shelf_bubble_container->SetDescendantsStayInSameRootWindow(true);
+
+  wm::WmWindow* app_list_container =
+      CreateContainer(kShellWindowId_AppListContainer, "AppListContainer",
+                      non_lock_screen_containers);
+  app_list_container->SetSnapsChildrenToPhysicalPixelBoundary();
+  app_list_container->SetBoundsInScreenBehaviorForChildren(
+      wm::WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
+
+  wm::WmWindow* modal_container =
+      CreateContainer(kShellWindowId_SystemModalContainer,
+                      "SystemModalContainer", non_lock_screen_containers);
+  modal_container->SetSnapsChildrenToPhysicalPixelBoundary();
+  modal_container->SetChildWindowVisibilityChangesAnimated();
+  modal_container->SetBoundsInScreenBehaviorForChildren(
+      wm::WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
+  modal_container->SetChildrenUseExtendedHitRegion();
+
+  // TODO(beng): Figure out if we can make this use
+  // SystemModalContainerEventFilter instead of stops_event_propagation.
+  wm::WmWindow* lock_container =
+      CreateContainer(kShellWindowId_LockScreenContainer, "LockScreenContainer",
+                      lock_screen_containers);
+  lock_container->SetSnapsChildrenToPhysicalPixelBoundary();
+  lock_container->SetBoundsInScreenBehaviorForChildren(
+      wm::WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
+  // TODO(beng): stopsevents
+
+  wm::WmWindow* lock_modal_container =
+      CreateContainer(kShellWindowId_LockSystemModalContainer,
+                      "LockSystemModalContainer", lock_screen_containers);
+  lock_modal_container->SetSnapsChildrenToPhysicalPixelBoundary();
+  lock_modal_container->SetChildWindowVisibilityChangesAnimated();
+  lock_modal_container->SetBoundsInScreenBehaviorForChildren(
+      wm::WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
+  lock_modal_container->SetChildrenUseExtendedHitRegion();
+
+  wm::WmWindow* status_container =
+      CreateContainer(kShellWindowId_StatusContainer, "StatusContainer",
+                      lock_screen_related_containers);
+  status_container->SetSnapsChildrenToPhysicalPixelBoundary();
+  status_container->SetBoundsInScreenBehaviorForChildren(
+      wm::WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
+  status_container->SetDescendantsStayInSameRootWindow(true);
+
+  wm::WmWindow* settings_bubble_container =
+      CreateContainer(kShellWindowId_SettingBubbleContainer,
+                      "SettingBubbleContainer", lock_screen_related_containers);
+  settings_bubble_container->SetChildWindowVisibilityChangesAnimated();
+  settings_bubble_container->SetSnapsChildrenToPhysicalPixelBoundary();
+  settings_bubble_container->SetBoundsInScreenBehaviorForChildren(
+      wm::WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
+  settings_bubble_container->SetDescendantsStayInSameRootWindow(true);
+
+  wm::WmWindow* virtual_keyboard_parent_container = CreateContainer(
+      kShellWindowId_ImeWindowParentContainer, "VirtualKeyboardParentContainer",
+      lock_screen_related_containers);
+  virtual_keyboard_parent_container->SetSnapsChildrenToPhysicalPixelBoundary();
+  virtual_keyboard_parent_container->SetBoundsInScreenBehaviorForChildren(
+      wm::WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
+
+  wm::WmWindow* menu_container =
+      CreateContainer(kShellWindowId_MenuContainer, "MenuContainer",
+                      lock_screen_related_containers);
+  menu_container->SetChildWindowVisibilityChangesAnimated();
+  menu_container->SetSnapsChildrenToPhysicalPixelBoundary();
+  menu_container->SetBoundsInScreenBehaviorForChildren(
+      wm::WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
+
+  wm::WmWindow* drag_drop_container = CreateContainer(
+      kShellWindowId_DragImageAndTooltipContainer,
+      "DragImageAndTooltipContainer", lock_screen_related_containers);
+  drag_drop_container->SetChildWindowVisibilityChangesAnimated();
+  drag_drop_container->SetSnapsChildrenToPhysicalPixelBoundary();
+  drag_drop_container->SetBoundsInScreenBehaviorForChildren(
+      wm::WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
+
+  wm::WmWindow* overlay_container =
+      CreateContainer(kShellWindowId_OverlayContainer, "OverlayContainer",
+                      lock_screen_related_containers);
+  overlay_container->SetSnapsChildrenToPhysicalPixelBoundary();
+  overlay_container->SetBoundsInScreenBehaviorForChildren(
+      wm::WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
+
+#if defined(OS_CHROMEOS)
+  wm::WmWindow* mouse_cursor_container = CreateContainer(
+      kShellWindowId_MouseCursorContainer, "MouseCursorContainer", root_);
+  mouse_cursor_container->SetBoundsInScreenBehaviorForChildren(
+      wm::WmWindow::BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
+#endif
+
+  CreateContainer(kShellWindowId_PowerButtonAnimationContainer,
+                  "PowerButtonAnimationContainer", root_);
+}
+
+}  // namespace ash