It is time.

ui/ozone/platform/dri/dri_window_manager.cc

-// Copyright 2014 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 "ui/ozone/platform/dri/dri_window_manager.h"
-
-#include "base/logging.h"
-#include "ui/ozone/platform/dri/dri_cursor.h"
-#include "ui/ozone/platform/dri/dri_window.h"
-
-namespace ui {
-
-namespace {
-
-gfx::PointF GetDefaultCursorLocation(DriWindow* window) {
-  return gfx::PointF(window->GetBounds().width() / 2,
-                     window->GetBounds().height() / 2);
-}
-
-}  // namespace
-
-DriWindowManager::DriWindowManager(HardwareCursorDelegate* cursor_delegate)
-    : last_allocated_widget_(0), cursor_(new DriCursor(cursor_delegate, this)) {
-}
-
-DriWindowManager::~DriWindowManager() {
-}
-
-gfx::AcceleratedWidget DriWindowManager::NextAcceleratedWidget() {
-  // We're not using 0 since other code assumes that a 0 AcceleratedWidget is an
-  // invalid widget.
-  return ++last_allocated_widget_;
-}
-
-void DriWindowManager::AddWindow(gfx::AcceleratedWidget widget,
-                                 DriWindow* window) {
-  std::pair<WidgetToWindowMap::iterator, bool> result = window_map_.insert(
-      std::pair<gfx::AcceleratedWidget, DriWindow*>(widget, window));
-  DCHECK(result.second) << "Window for " << widget << " already added.";
-
-  if (cursor_->GetCursorWindow() == gfx::kNullAcceleratedWidget)
-    ResetCursorLocation();
-}
-
-void DriWindowManager::RemoveWindow(gfx::AcceleratedWidget widget) {
-  WidgetToWindowMap::iterator it = window_map_.find(widget);
-  if (it != window_map_.end())
-    window_map_.erase(it);
-  else
-    NOTREACHED() << "Attempting to remove non-existing window " << widget;
-
-  if (cursor_->GetCursorWindow() == widget)
-    ResetCursorLocation();
-}
-
-DriWindow* DriWindowManager::GetWindow(gfx::AcceleratedWidget widget) {
-  WidgetToWindowMap::iterator it = window_map_.find(widget);
-  if (it != window_map_.end())
-    return it->second;
-
-  NOTREACHED() << "Attempting to get non-existing window " << widget;
-  return NULL;
-}
-
-void DriWindowManager::ResetCursorLocation() {
-  gfx::AcceleratedWidget cursor_widget = gfx::kNullAcceleratedWidget;
-  gfx::PointF location;
-  if (!window_map_.empty()) {
-    WidgetToWindowMap::iterator it = window_map_.begin();
-    cursor_widget = it->first;
-    location = GetDefaultCursorLocation(it->second);
-  }
-
-  cursor_->MoveCursorTo(cursor_widget, location);
-}
-
-}  // namespace ui