chromium/ui/base/x/x11_display_manager.cc

// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/base/x/x11_display_manager.h"

#include <utility>

#include "base/functional/bind.h"
#include "base/task/single_thread_task_runner.h"
#include "components/device_event_log/device_event_log.h"
#include "ui/base/x/x11_display_util.h"
#include "ui/display/types/display_config.h"
#include "ui/gfx/x/atom_cache.h"
#include "ui/gfx/x/future.h"
#include "ui/gfx/x/randr.h"
#include "ui/gfx/x/xproto.h"

#if BUILDFLAG(IS_LINUX)
#include "ui/linux/linux_ui.h"
#endif

namespace ui {

namespace {

// Need at least xrandr version 1.3
constexpr std::pair<uint32_t, uint32_t> kMinXrandrVersion{ … };

}  // namespace

XDisplayManager::XDisplayManager(Delegate* delegate)
    : … { … }

XDisplayManager::~XDisplayManager() = default;

void XDisplayManager::Init() { … }

// Need at least xrandr version 1.3
bool XDisplayManager::IsXrandrAvailable() const { … }

const display::Display& XDisplayManager::GetPrimaryDisplay() const { … }

void XDisplayManager::AddObserver(display::DisplayObserver* observer) { … }

void XDisplayManager::RemoveObserver(display::DisplayObserver* observer) { … }

void XDisplayManager::OnEvent(const x11::Event& xev) { … }

void XDisplayManager::SetDisplayList(std::vector<display::Display> displays,
                                     size_t primary_display_index) { … }

// Talks to xrandr to get the information of the outputs for a screen and
// updates display::Display list. The minimum required version of xrandr is
// 1.3.
void XDisplayManager::FetchDisplayList() { … }

void XDisplayManager::OnCurrentWorkspaceChanged(
    const std::string& new_workspace) { … }

void XDisplayManager::UpdateDisplayList() { … }

void XDisplayManager::DispatchDelayedDisplayListUpdate() { … }

std::string XDisplayManager::GetCurrentWorkspace() { … }

}  // namespace ui