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28 lines
700 B
C++
28 lines
700 B
C++
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#include "pch.h"
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#include "util.h"
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#include <common/dpi_aware.h>
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typedef BOOL(WINAPI* GetDpiForMonitorInternalFunc)(HMONITOR, UINT, UINT*, UINT*);
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UINT GetDpiForMonitor(HMONITOR monitor) noexcept
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{
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UINT dpi{};
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if (wil::unique_hmodule user32{ LoadLibrary(L"user32.dll") })
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{
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if (auto func = reinterpret_cast<GetDpiForMonitorInternalFunc>(GetProcAddress(user32.get(), "GetDpiForMonitorInternal")))
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{
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func(monitor, 0, &dpi, &dpi);
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}
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}
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if (dpi == 0)
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{
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if (wil::unique_hdc hdc{ GetDC(nullptr) })
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{
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dpi = GetDeviceCaps(hdc.get(), LOGPIXELSX);
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}
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}
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return (dpi == 0) ? DPIAware::DEFAULT_DPI : dpi;
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}
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