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1 // Copyright (c) 2013 Google Inc. All rights reserved. | 1 // Copyright (c) 2015 Google Inc. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include <windows.h> | 5 #include <windows.h> |
6 #include <wrl.h> | 6 #include <wrl.h> |
7 #include <wrl/wrappers/corewrappers.h> | 7 #include <wrl/wrappers/corewrappers.h> |
8 #include <windows.graphics.display.h> | 8 #include <windows.graphics.display.h> |
9 | 9 |
10 using namespace Microsoft::WRL; | 10 using namespace Microsoft::WRL; |
11 using namespace Microsoft::WRL::Wrappers; | 11 using namespace Microsoft::WRL::Wrappers; |
12 using namespace ABI::Windows::Foundation; | 12 using namespace ABI::Windows::Foundation; |
13 using namespace ABI::Windows::Graphics::Display; | 13 using namespace ABI::Windows::Graphics::Display; |
14 | 14 |
15 bool TryToUseSomeWinRT() { | 15 bool TryToUseSomeWinRT() { |
16 ComPtr<IDisplayPropertiesStatics> dp; | 16 ComPtr<IDisplayPropertiesStatics> dp; |
17 HStringReference s(RuntimeClass_Windows_Graphics_Display_DisplayProperties); | 17 HStringReference s(RuntimeClass_Windows_Graphics_Display_DisplayProperties); |
18 HRESULT hr = GetActivationFactory(s.Get(), dp.GetAddressOf()); | 18 HRESULT hr = GetActivationFactory(s.Get(), dp.GetAddressOf()); |
19 if (SUCCEEDED(hr)) { | 19 if (SUCCEEDED(hr)) { |
20 float dpi = 96.0f; | 20 float dpi = 96.0f; |
21 if (SUCCEEDED(dp->get_LogicalDpi(&dpi))) { | 21 if (SUCCEEDED(dp->get_LogicalDpi(&dpi))) { |
22 return true; | 22 return true; |
23 } | 23 } |
24 } | 24 } |
25 return false; | 25 return false; |
26 } | 26 } |
27 | 27 |
28 BOOL WINAPI DllMain(HINSTANCE hinstance, DWORD reason, LPVOID reserved) { | 28 BOOL WINAPI DllMain(HINSTANCE hinstance, DWORD reason, LPVOID reserved) { |
29 return TRUE; | 29 return TRUE; |
30 } | 30 } |
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