113 lines
2.2 KiB
C
113 lines
2.2 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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#ifndef NATIVEWINDOW_H
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#define NATIVEWINDOW_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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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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void setGeometry(const QRect &rect);
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QRect geometry() const;
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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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}
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return self;
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}
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- (void)dealloc
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{
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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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void NativeWindow::setGeometry(const QRect &rect)
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{
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m_handle.frame = QRectF(rect).toCGRect();
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}
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QRect NativeWindow::geometry() const
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{
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return QRectF::fromCGRect(m_handle.frame).toRect();
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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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void NativeWindow::setGeometry(const QRect &rect)
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{
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MoveWindow(m_handle, rect.x(), rect.y(), rect.width(), rect.height(), false);
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}
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QRect NativeWindow::geometry() const
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{
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WINDOWPLACEMENT wp;
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wp.length = sizeof(WINDOWPLACEMENT);
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if (GetWindowPlacement(m_handle, &wp)) {
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RECT r = wp.rcNormalPosition;
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return QRect(r.left, r.top, r.right - r.left, r.bottom - r.top);
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}
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return {};
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}
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#endif
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#endif // NATIVEWINDOW_H
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