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feat: implement systemPreferences.getMediaAccessStatus() on Windows (#24275)

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Milan Burda 2020-06-25 18:47:50 +02:00 • committed by GitHub
parent 5b80556da2
commit 9b4572de44
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5 changed files with 75 additions and 6 deletions
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66
shell/browser/api/electron_api_system_preferences_win.cc
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@ -3,10 +3,13 @@
// found in the LICENSE file.
#include <dwmapi.h>
#include <windows.devices.enumeration.h>
#include <wrl/client.h>
#include <iomanip>
#include "shell/browser/api/electron_api_system_preferences.h"
#include "base/win/core_winrt_util.h"
#include "base/win/wrapped_window_proc.h"
#include "shell/common/color_util.h"
#include "ui/base/win/shell.h"
@ -20,6 +23,51 @@ namespace {
const wchar_t kSystemPreferencesWindowClass[] =
L"Electron_SystemPreferencesHostWindow";
using ABI::Windows::Devices::Enumeration::DeviceAccessStatus;
using ABI::Windows::Devices::Enumeration::DeviceClass;
using ABI::Windows::Devices::Enumeration::IDeviceAccessInformation;
using ABI::Windows::Devices::Enumeration::IDeviceAccessInformationStatics;
using Microsoft::WRL::ComPtr;
DeviceAccessStatus GetDeviceAccessStatus(DeviceClass device_class) {
ComPtr<IDeviceAccessInformationStatics> dev_access_info_statics;
HRESULT hr = base::win::GetActivationFactory<
IDeviceAccessInformationStatics,
RuntimeClass_Windows_Devices_Enumeration_DeviceAccessInformation>(
&dev_access_info_statics);
if (FAILED(hr)) {
VLOG(1) << "IDeviceAccessInformationStatics failed: " << hr;
return DeviceAccessStatus::DeviceAccessStatus_Allowed;
}
ComPtr<IDeviceAccessInformation> dev_access_info;
hr = dev_access_info_statics->CreateFromDeviceClass(device_class,
&dev_access_info);
if (FAILED(hr)) {
VLOG(1) << "IDeviceAccessInformation failed: " << hr;
return DeviceAccessStatus::DeviceAccessStatus_Allowed;
}
auto status = DeviceAccessStatus::DeviceAccessStatus_Unspecified;
dev_access_info->get_CurrentStatus(&status);
return status;
}
std::string ConvertDeviceAccessStatus(DeviceAccessStatus value) {
switch (value) {
case DeviceAccessStatus::DeviceAccessStatus_Unspecified:
return "not-determined";
case DeviceAccessStatus::DeviceAccessStatus_Allowed:
return "granted";
case DeviceAccessStatus::DeviceAccessStatus_DeniedBySystem:
return "restricted";
case DeviceAccessStatus::DeviceAccessStatus_DeniedByUser:
return "denied";
default:
return "unknown";
}
}
} // namespace
namespace api {
@ -117,6 +165,24 @@ std::string SystemPreferences::GetColor(gin_helper::ErrorThrower thrower,
return ToRGBHex(color_utils::GetSysSkColor(id));
}
std::string SystemPreferences::GetMediaAccessStatus(
const std::string& media_type,
gin_helper::Arguments* args) {
if (media_type == "camera") {
return ConvertDeviceAccessStatus(
GetDeviceAccessStatus(DeviceClass::DeviceClass_VideoCapture));
} else if (media_type == "microphone") {
return ConvertDeviceAccessStatus(
GetDeviceAccessStatus(DeviceClass::DeviceClass_AudioCapture));
} else if (media_type == "screen") {
return ConvertDeviceAccessStatus(
DeviceAccessStatus::DeviceAccessStatus_Allowed);
} else {
args->ThrowError("Invalid media type");
return std::string();
}
}
void SystemPreferences::InitializeWindow() {
invertered_color_scheme_ = IsInvertedColorScheme();
high_contrast_color_scheme_ = IsHighContrastColorScheme();