blob: fed63dfd58f1d7be4bb60a19fe73b5e60d6ec1d6 [file] [log] [blame]
// 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 "base/macros.h"
#include "ui/aura/window_observer.h"
#include "ui/display/display.h"
#include "ui/display/screen.h"
namespace aura {
class WindowTreeHost;
namespace gfx {
class Size;
namespace extensions {
// A minimal Aura implementation of a screen. Scale factor is locked at 1.0.
// When running on a Linux desktop resizing the main window resizes the screen.
class ShellScreen : public display::Screen, public aura::WindowObserver {
// Creates a screen occupying |size| physical pixels.
explicit ShellScreen(const gfx::Size& size);
~ShellScreen() override;
// Caller owns the returned object.
aura::WindowTreeHost* CreateHostForPrimaryDisplay();
// WindowObserver overrides:
void OnWindowBoundsChanged(aura::Window* window,
const gfx::Rect& old_bounds,
const gfx::Rect& new_bounds) override;
void OnWindowDestroying(aura::Window* window) override;
// display::Screen overrides:
gfx::Point GetCursorScreenPoint() override;
bool IsWindowUnderCursor(gfx::NativeWindow window) override;
gfx::NativeWindow GetWindowAtScreenPoint(const gfx::Point& point) override;
int GetNumDisplays() const override;
std::vector<display::Display> GetAllDisplays() const override;
display::Display GetDisplayNearestWindow(gfx::NativeView view) const override;
display::Display GetDisplayNearestPoint(
const gfx::Point& point) const override;
display::Display GetDisplayMatching(
const gfx::Rect& match_rect) const override;
display::Display GetPrimaryDisplay() const override;
void AddObserver(display::DisplayObserver* observer) override;
void RemoveObserver(display::DisplayObserver* observer) override;
aura::WindowTreeHost* host_; // Not owned.
display::Display display_;
} // namespace extensions