| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 Ivan Vizir <define-true-false@yandex.com> |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtWinExtras module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** Commercial License Usage |
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| ** GNU Lesser General Public License Usage |
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| ** General Public License version 3 as published by the Free Software |
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| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
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| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
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| ****************************************************************************/ |
| |
| #ifndef QWINFUNCTIONS_P_H |
| #define QWINFUNCTIONS_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include <QtCore/qstring.h> |
| #include <QtCore/qt_windows.h> |
| #include <uxtheme.h> |
| #include <dwmapi.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| enum qt_DWMWINDOWATTRIBUTE // Not present in MinGW 4.9 |
| { |
| qt_DWMWA_DISALLOW_PEEK = 11, |
| qt_DWMWA_EXCLUDED_FROM_PEEK = 12, |
| }; |
| |
| namespace QtDwmApiDll |
| { |
| template <class T> static T windowAttribute(HWND hwnd, DWORD attribute, T defaultValue); |
| template <class T> static void setWindowAttribute(HWND hwnd, DWORD attribute, T value); |
| |
| inline bool booleanWindowAttribute(HWND hwnd, DWORD attribute) |
| { return QtDwmApiDll::windowAttribute<BOOL>(hwnd, attribute, FALSE) != FALSE; } |
| |
| inline void setBooleanWindowAttribute(HWND hwnd, DWORD attribute, bool value) |
| { setWindowAttribute<BOOL>(hwnd, attribute, BOOL(value ? TRUE : FALSE)); } |
| }; |
| |
| inline void qt_qstringToNullTerminated(const QString &src, wchar_t *dst) |
| { |
| dst[src.toWCharArray(dst)] = 0; |
| } |
| |
| inline wchar_t *qt_qstringToNullTerminated(const QString &src) |
| { |
| auto *buffer = new wchar_t[src.length() + 1]; |
| qt_qstringToNullTerminated(src, buffer); |
| return buffer; |
| } |
| |
| template <class T> |
| T QtDwmApiDll::windowAttribute(HWND hwnd, DWORD attribute, T defaultValue) |
| { |
| T value; |
| if (FAILED(DwmGetWindowAttribute(hwnd, attribute, &value, sizeof(value)))) |
| value = defaultValue; |
| return value; |
| } |
| |
| template <class T> |
| void QtDwmApiDll::setWindowAttribute(HWND hwnd, DWORD attribute, T value) |
| { |
| DwmSetWindowAttribute(hwnd, attribute, &value, sizeof(value)); |
| } |
| |
| QT_END_NAMESPACE |
| |
| #endif // QWINFUNCTIONS_P_H |