| // Copyright 2016 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. |
| |
| // This has to be before any other includes, else default is picked up. |
| // See base/logging for details on this. |
| #define NOTIMPLEMENTED_POLICY 5 |
| |
| #include "ui/display/screen_base.h" |
| |
| #include "ui/display/display_finder.h" |
| |
| namespace display { |
| |
| ScreenBase::ScreenBase() {} |
| |
| ScreenBase::~ScreenBase() {} |
| |
| gfx::Point ScreenBase::GetCursorScreenPoint() { |
| NOTIMPLEMENTED(); |
| return gfx::Point(); |
| } |
| |
| bool ScreenBase::IsWindowUnderCursor(gfx::NativeWindow window) { |
| NOTIMPLEMENTED(); |
| return false; |
| } |
| |
| gfx::NativeWindow ScreenBase::GetWindowAtScreenPoint(const gfx::Point& point) { |
| NOTIMPLEMENTED(); |
| return nullptr; |
| } |
| |
| Display ScreenBase::GetPrimaryDisplay() const { |
| auto iter = display_list_.GetPrimaryDisplayIterator(); |
| if (iter == display_list_.displays().end()) |
| return Display(); // Invalid display since we have no primary display. |
| return *iter; |
| } |
| |
| Display ScreenBase::GetDisplayNearestWindow(gfx::NativeWindow window) const { |
| // TODO(riajiang): Implement this for multi-displays either here or in |
| // ScreenMus. |
| NOTIMPLEMENTED(); |
| return GetPrimaryDisplay(); |
| } |
| |
| Display ScreenBase::GetDisplayNearestPoint(const gfx::Point& point) const { |
| return *FindDisplayNearestPoint(display_list_.displays(), point); |
| } |
| |
| int ScreenBase::GetNumDisplays() const { |
| return static_cast<int>(display_list_.displays().size()); |
| } |
| |
| const std::vector<Display>& ScreenBase::GetAllDisplays() const { |
| return display_list_.displays(); |
| } |
| |
| Display ScreenBase::GetDisplayMatching(const gfx::Rect& match_rect) const { |
| if (match_rect.IsEmpty()) |
| return GetDisplayNearestPoint(match_rect.origin()); |
| |
| const Display* match = |
| FindDisplayWithBiggestIntersection(display_list_.displays(), match_rect); |
| return match ? *match : GetPrimaryDisplay(); |
| } |
| |
| void ScreenBase::AddObserver(DisplayObserver* observer) { |
| display_list_.AddObserver(observer); |
| } |
| |
| void ScreenBase::RemoveObserver(DisplayObserver* observer) { |
| display_list_.RemoveObserver(observer); |
| } |
| |
| void ScreenBase::ProcessDisplayChanged(const Display& changed_display, |
| bool is_primary) { |
| if (display_list_.FindDisplayById(changed_display.id()) == |
| display_list_.displays().end()) { |
| display_list_.AddDisplay(changed_display, |
| is_primary ? DisplayList::Type::PRIMARY |
| : DisplayList::Type::NOT_PRIMARY); |
| return; |
| } |
| display_list_.UpdateDisplay( |
| changed_display, |
| is_primary ? DisplayList::Type::PRIMARY : DisplayList::Type::NOT_PRIMARY); |
| } |
| |
| } // namespace display |