ash/wm/overview/window_selector_item.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "ash/wm/overview/window_selector_item.h"
   6 #include "base/auto_reset.h"
   7 #include "ui/aura/window.h"
   8
   9 namespace ash {
  10
  11 WindowSelectorItem::WindowSelectorItem()
  12     : root_window_(NULL),
  13       in_bounds_update_(false) {
  14 }
  15
  16 WindowSelectorItem::~WindowSelectorItem() {
  17 }
  18
  19 void WindowSelectorItem::SetBounds(aura::Window* root_window,
  20                                    const gfx::Rect& target_bounds) {
  21   if (in_bounds_update_)
  22     return;
  23   base::AutoReset<bool> auto_reset_in_bounds_update(&in_bounds_update_, true);
  24   root_window_ = root_window;
  25   target_bounds_ = target_bounds;
  26   SetItemBounds(root_window, target_bounds, true);
  27 }
  28
  29 void WindowSelectorItem::RecomputeWindowTransforms() {
  30   if (in_bounds_update_ || target_bounds_.IsEmpty())
  31     return;
  32   DCHECK(root_window_);
  33   base::AutoReset<bool> auto_reset_in_bounds_update(&in_bounds_update_, true);
  34   SetItemBounds(root_window_, target_bounds_, false);
  35 }
  36
  37 }  // namespace ash