src/chrome/browser/ui/views/tabs/window_finder_ash.cc

   1 // Copyright 2014 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 "chrome/browser/ui/views/tabs/window_finder.h"
   6
   7 #include "ash/shell_window_ids.h"
   8 #include "ash/wm/coordinate_conversion.h"
   9 #include "ui/aura/root_window.h"
  10 #include "ui/aura/window.h"
  11
  12 namespace {
  13
  14 aura::Window* GetLocalProcessWindowAtPointImpl(
  15     const gfx::Point& screen_point,
  16     const std::set<gfx::NativeView>& ignore,
  17     aura::Window* window) {
  18   if (ignore.find(window) != ignore.end())
  19     return NULL;
  20
  21   if (!window->IsVisible())
  22     return NULL;
  23
  24   if (window->id() == ash::internal::kShellWindowId_PhantomWindow ||
  25       window->id() == ash::internal::kShellWindowId_OverlayContainer)
  26     return NULL;
  27
  28   if (window->layer()->type() == ui::LAYER_TEXTURED)
  29     return window->GetBoundsInScreen().Contains(screen_point) ? window : NULL;
  30
  31   for (aura::Window::Windows::const_reverse_iterator i =
  32            window->children().rbegin(); i != window->children().rend(); ++i) {
  33     aura::Window* result =
  34         GetLocalProcessWindowAtPointImpl(screen_point, ignore, *i);
  35     if (result)
  36       return result;
  37   }
  38   return NULL;
  39 }
  40
  41 }  // namespace
  42
  43 aura::Window* GetLocalProcessWindowAtPointAsh(
  44     const gfx::Point& screen_point,
  45     const std::set<aura::Window*>& ignore) {
  46   return GetLocalProcessWindowAtPointImpl(
  47       screen_point, ignore, ::ash::wm::GetRootWindowAt(screen_point));
  48 }