| // 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 "chrome/browser/ui/views/tabs/window_finder.h" |
| |
| #include "ui/gfx/geometry/point_conversions.h" |
| #include "ui/gfx/screen.h" |
| #include "ui/views/widget/desktop_aura/x11_topmost_window_finder.h" |
| |
| namespace { |
| |
| float GetDeviceScaleFactor() { |
| gfx::Display display = gfx::Screen::GetNativeScreen()->GetPrimaryDisplay(); |
| return display.device_scale_factor(); |
| } |
| |
| gfx::Point DIPToPixelPoint(const gfx::Point& dip_point) { |
| return ToFlooredPoint(gfx::ScalePoint(dip_point, GetDeviceScaleFactor())); |
| } |
| |
| } // anonymous namespace |
| |
| #if defined(USE_ASH) |
| gfx::NativeWindow GetLocalProcessWindowAtPointAsh( |
| const gfx::Point& screen_point, |
| const std::set<gfx::NativeWindow>& ignore); |
| #endif |
| |
| gfx::NativeWindow GetLocalProcessWindowAtPoint( |
| chrome::HostDesktopType host_desktop_type, |
| const gfx::Point& screen_point, |
| const std::set<gfx::NativeWindow>& ignore) { |
| #if defined(USE_ASH) |
| if (host_desktop_type == chrome::HOST_DESKTOP_TYPE_ASH) |
| return GetLocalProcessWindowAtPointAsh(screen_point, ignore); |
| #endif |
| |
| // The X11 server is the canonical state of what the window stacking order |
| // is. |
| views::X11TopmostWindowFinder finder; |
| return finder.FindLocalProcessWindowAt(DIPToPixelPoint(screen_point), ignore); |
| } |