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// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_ASH_POLICY_DISPLAY_DISPLAY_ROTATION_DEFAULT_HANDLER_H_
#define CHROME_BROWSER_ASH_POLICY_DISPLAY_DISPLAY_ROTATION_DEFAULT_HANDLER_H_
#include <set>
#include <string>
#include <vector>
#include "chrome/browser/ash/policy/display/display_settings_handler.h"
#include "chromeos/crosapi/mojom/cros_display_config.mojom-forward.h"
#include "ui/display/display.h"
namespace policy {
// Implements DisplayRotationDefault device policy.
//
// Whenever there is a change in the display configuration, any new display will
// be rotated according to the policy.
//
// Whenever there is a change in |kDisplayResolutionDefault| setting from
// CrosSettings, the new policy is applied to all displays.
//
// Once rotation for some display was set by this policy it won't be reapplied
// until next reboot or policy change (i.e. user can manually override the
// rotation for that display via settings page).
class DisplayRotationDefaultHandler : public DisplaySettingsPolicyHandler {
public:
DisplayRotationDefaultHandler();
DisplayRotationDefaultHandler(const DisplayRotationDefaultHandler&) = delete;
DisplayRotationDefaultHandler& operator=(
const DisplayRotationDefaultHandler&) = delete;
~DisplayRotationDefaultHandler() override;
// DisplaySettingsPolicyHandler
const char* SettingName() override;
void OnSettingUpdate() override;
void ApplyChanges(
crosapi::mojom::CrosDisplayConfigController* cros_display_config,
const std::vector<crosapi::mojom::DisplayUnitInfoPtr>& info_list)
override;
private:
bool policy_enabled_ = false;
display::Display::Rotation display_rotation_default_ =
display::Display::ROTATE_0;
std::set<std::string> rotated_display_ids_;
};
} // namespace policy
#endif // CHROME_BROWSER_ASH_POLICY_DISPLAY_DISPLAY_ROTATION_DEFAULT_HANDLER_H_
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