зеркало из https://github.com/mozilla/gecko-dev.git
42 строки
1.5 KiB
C
42 строки
1.5 KiB
C
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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#ifndef WindowsDpiAwareness_h_
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#define WindowsDpiAwareness_h_
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#include <windows.h>
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#if !defined(DPI_AWARENESS_CONTEXT_DECLARED) && \
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!defined(DPI_AWARENESS_CONTEXT_UNAWARE)
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DECLARE_HANDLE(DPI_AWARENESS_CONTEXT);
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typedef enum DPI_AWARENESS {
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DPI_AWARENESS_INVALID = -1,
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DPI_AWARENESS_UNAWARE = 0,
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DPI_AWARENESS_SYSTEM_AWARE = 1,
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DPI_AWARENESS_PER_MONITOR_AWARE = 2
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} DPI_AWARENESS;
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# define DPI_AWARENESS_CONTEXT_UNAWARE ((DPI_AWARENESS_CONTEXT)-1)
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# define DPI_AWARENESS_CONTEXT_SYSTEM_AWARE ((DPI_AWARENESS_CONTEXT)-2)
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# define DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE ((DPI_AWARENESS_CONTEXT)-3)
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# define DPI_AWARENESS_CONTEXT_DECLARED
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#endif // (DPI_AWARENESS_CONTEXT_DECLARED)
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#if WINVER < 0x0605
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WINUSERAPI DPI_AWARENESS_CONTEXT WINAPI GetThreadDpiAwarenessContext();
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WINUSERAPI BOOL WINAPI AreDpiAwarenessContextsEqual(DPI_AWARENESS_CONTEXT,
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DPI_AWARENESS_CONTEXT);
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#endif /* WINVER < 0x0605 */
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typedef DPI_AWARENESS_CONTEXT(WINAPI* SetThreadDpiAwarenessContextProc)(
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DPI_AWARENESS_CONTEXT);
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typedef BOOL(WINAPI* EnableNonClientDpiScalingProc)(HWND);
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typedef int(WINAPI* GetSystemMetricsForDpiProc)(int, UINT);
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#endif
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