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| ****************************************************************************/ |
| |
| #include "qwin10helpers.h" |
| |
| #include <QtCore/qdebug.h> |
| #include <QtCore/qoperatingsystemversion.h> |
| #include <QtCore/private/qsystemlibrary_p.h> |
| |
| #if defined(Q_CC_MINGW) || defined(Q_CC_CLANG) |
| # define HAS_UI_VIEW_SETTINGS_INTEROP |
| // Present from MSVC2015 + SDK 10 onwards |
| #elif (!defined(Q_CC_MSVC) || _MSC_VER >= 1900) && NTDDI_VERSION >= 0xa000000 |
| # define HAS_UI_VIEW_SETTINGS_INTEROP |
| # define HAS_UI_VIEW_SETTINGS |
| #endif |
| |
| #include <inspectable.h> |
| |
| #ifdef HAS_UI_VIEW_SETTINGS |
| # include <windows.ui.viewmanagement.h> |
| #endif |
| |
| #ifdef HAS_UI_VIEW_SETTINGS_INTEROP |
| # include <uiviewsettingsinterop.h> |
| #endif |
| |
| #ifndef HAS_UI_VIEW_SETTINGS_INTEROP |
| MIDL_INTERFACE("3694dbf9-8f68-44be-8ff5-195c98ede8a6") |
| IUIViewSettingsInterop : public IInspectable |
| { |
| public: |
| virtual HRESULT STDMETHODCALLTYPE GetForWindow( |
| __RPC__in HWND hwnd, |
| __RPC__in REFIID riid, |
| __RPC__deref_out_opt void **ppv) = 0; |
| }; |
| #endif // !HAS_UI_VIEW_SETTINGS_INTEROP |
| |
| #ifndef HAS_UI_VIEW_SETTINGS |
| namespace ABI { |
| namespace Windows { |
| namespace UI { |
| namespace ViewManagement { |
| |
| enum UserInteractionMode { Mouse, Touch }; |
| |
| MIDL_INTERFACE("C63657F6-8850-470D-88F8-455E16EA2C26") |
| IUIViewSettings : public IInspectable |
| { |
| public: |
| virtual HRESULT STDMETHODCALLTYPE get_UserInteractionMode(UserInteractionMode *value) = 0; |
| }; |
| |
| } // namespace ViewManagement |
| } // namespace UI |
| } // namespace Windows |
| } // namespace ABI |
| #endif // HAS_UI_VIEW_SETTINGS |
| |
| QT_BEGIN_NAMESPACE |
| |
| // Starting from Windows 10 |
| struct QWindowsComBaseDLL |
| { |
| bool init(); |
| bool isValid() const |
| { |
| return roGetActivationFactory != nullptr && windowsCreateStringReference != nullptr; |
| } |
| |
| typedef HRESULT (WINAPI *RoGetActivationFactory)(HSTRING, REFIID, void **); |
| typedef HRESULT (WINAPI *WindowsCreateStringReference)(PCWSTR, UINT32, HSTRING_HEADER *, HSTRING *); |
| |
| RoGetActivationFactory roGetActivationFactory = nullptr; |
| WindowsCreateStringReference windowsCreateStringReference = nullptr; |
| }; |
| |
| static QWindowsComBaseDLL baseComDll; |
| |
| bool QWindowsComBaseDLL::init() |
| { |
| if (QOperatingSystemVersion::current() >= QOperatingSystemVersion::Windows10 && !isValid()) { |
| QSystemLibrary library(QStringLiteral("combase")); |
| roGetActivationFactory = |
| reinterpret_cast<RoGetActivationFactory>(library.resolve("RoGetActivationFactory")); |
| windowsCreateStringReference = |
| reinterpret_cast<WindowsCreateStringReference>(library.resolve("WindowsCreateStringReference")); |
| } |
| return isValid(); |
| } |
| |
| // Return tablet mode, note: Does not work for GetDesktopWindow(). |
| bool qt_windowsIsTabletMode(HWND hwnd) |
| { |
| bool result = false; |
| |
| if (!baseComDll.init()) |
| return false; |
| |
| const wchar_t uiViewSettingsId[] = L"Windows.UI.ViewManagement.UIViewSettings"; |
| HSTRING_HEADER uiViewSettingsIdRefHeader; |
| HSTRING uiViewSettingsIdHs = nullptr; |
| const auto uiViewSettingsIdLen = UINT32(sizeof(uiViewSettingsId) / sizeof(uiViewSettingsId[0]) - 1); |
| if (FAILED(baseComDll.windowsCreateStringReference(uiViewSettingsId, uiViewSettingsIdLen, &uiViewSettingsIdRefHeader, &uiViewSettingsIdHs))) |
| return false; |
| |
| IUIViewSettingsInterop *uiViewSettingsInterop = nullptr; |
| // __uuidof(IUIViewSettingsInterop); |
| const GUID uiViewSettingsInteropRefId = {0x3694dbf9, 0x8f68, 0x44be,{0x8f, 0xf5, 0x19, 0x5c, 0x98, 0xed, 0xe8, 0xa6}}; |
| |
| HRESULT hr = baseComDll.roGetActivationFactory(uiViewSettingsIdHs, uiViewSettingsInteropRefId, |
| reinterpret_cast<void **>(&uiViewSettingsInterop)); |
| if (FAILED(hr)) |
| return false; |
| |
| // __uuidof(ABI::Windows::UI::ViewManagement::IUIViewSettings); |
| const GUID uiViewSettingsRefId = {0xc63657f6, 0x8850, 0x470d,{0x88, 0xf8, 0x45, 0x5e, 0x16, 0xea, 0x2c, 0x26}}; |
| ABI::Windows::UI::ViewManagement::IUIViewSettings *viewSettings = nullptr; |
| hr = uiViewSettingsInterop->GetForWindow(hwnd, uiViewSettingsRefId, |
| reinterpret_cast<void **>(&viewSettings)); |
| if (SUCCEEDED(hr)) { |
| ABI::Windows::UI::ViewManagement::UserInteractionMode currentMode; |
| hr = viewSettings->get_UserInteractionMode(¤tMode); |
| if (SUCCEEDED(hr)) |
| result = currentMode == 1; // Touch, 1 |
| viewSettings->Release(); |
| } |
| uiViewSettingsInterop->Release(); |
| return result; |
| } |
| |
| QT_END_NAMESPACE |