122 lines
2.6 KiB
C++
122 lines
2.6 KiB
C++
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// Copyright (C) 2023 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
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#include <QTest>
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#include <QtCore/qloggingcategory.h>
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#include <private/qguiapplication_p.h>
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#include <qpa/qplatformintegration.h>
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#if defined(Q_OS_MACOS)
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# include <AppKit/AppKit.h>
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#elif defined(Q_OS_WIN)
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# include <winuser.h>
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#endif
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Q_LOGGING_CATEGORY(lcTests, "qt.gui.tests")
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class NativeWindow
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{
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Q_DISABLE_COPY(NativeWindow)
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public:
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NativeWindow();
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~NativeWindow();
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operator WId() const { return reinterpret_cast<WId>(m_handle); }
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private:
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#if defined(Q_OS_MACOS)
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NSView *m_handle = nullptr;
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#elif defined(Q_OS_WIN)
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HWND m_handle = nullptr;
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#endif
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};
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#if defined(Q_OS_MACOS)
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@interface View : NSView
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@end
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@implementation View
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- (instancetype)init
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{
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if ((self = [super init])) {
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qCDebug(lcTests) << "Initialized" << self;
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}
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return self;
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}
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- (void)dealloc
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{
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qCDebug(lcTests) << "Deallocating" << self;
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[super dealloc];
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}
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@end
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NativeWindow::NativeWindow()
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: m_handle([View new])
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{
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}
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NativeWindow::~NativeWindow()
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{
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[m_handle release];
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}
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#elif defined(Q_OS_WIN)
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NativeWindow::NativeWindow()
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{
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static const LPCWSTR className = []{
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WNDCLASS wc = {};
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wc.lpfnWndProc = DefWindowProc;
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wc.hInstance = GetModuleHandle(nullptr);
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wc.lpszClassName = L"Native Window";
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RegisterClass(&wc);
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return wc.lpszClassName;
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}();
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m_handle = CreateWindowEx(0, className, nullptr, WS_POPUP,
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CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
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nullptr, nullptr, GetModuleHandle(nullptr), nullptr);
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}
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NativeWindow::~NativeWindow()
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{
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DestroyWindow(m_handle);
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}
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#endif
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class tst_ForeignWindow: public QObject
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{
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Q_OBJECT
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private slots:
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void initTestCase()
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{
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auto *platformIntegration = QGuiApplicationPrivate::platformIntegration();
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if (!platformIntegration->hasCapability(QPlatformIntegration::ForeignWindows))
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QSKIP("This platform does not support foreign windows");
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}
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void fromWinId();
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};
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void tst_ForeignWindow::fromWinId()
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{
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NativeWindow nativeWindow;
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QVERIFY(nativeWindow);
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std::unique_ptr<QWindow> foreignWindow(QWindow::fromWinId(nativeWindow));
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QVERIFY(foreignWindow);
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QVERIFY(foreignWindow->flags().testFlag(Qt::ForeignWindow));
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QVERIFY(foreignWindow->handle());
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// fromWinId does not take (exclusive) ownership of the native window,
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// so deleting the foreign window should not be a problem/cause crashes.
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foreignWindow.reset();
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}
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#include <tst_foreignwindow.moc>
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QTEST_MAIN(tst_ForeignWindow)
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