Add new winIdChange event filter

Sine Striker

2024-02-22 77bce901860548cd84c1680672ec75fbd6184cf8

 src/core/contexts/qtwindowcontext.cpp

@@ -1,3 +1,7 @@
// Copyright (C) 2023-2024 Stdware Collections (https://www.github.com/stdware)
// Copyright (C) 2021-2023 wangwenx190 (Yuhang Zhao)
// SPDX-License-Identifier: Apache-2.0

#include "qtwindowcontext_p.h"

#include <QtCore/QDebug>
@@ -77,9 +81,9 @@
#endif
    }

    class QtWindowEventFilter : public QObject {
    class QtWindowEventFilter : public SharedEventFilter {
    public:
        explicit QtWindowEventFilter(AbstractWindowContext *context, QObject *parent = nullptr);
        explicit QtWindowEventFilter(AbstractWindowContext *context);
        ~QtWindowEventFilter() override;

        enum WindowStatus {
@@ -91,7 +95,7 @@
        };

    protected:
        bool eventFilter(QObject *object, QEvent *event) override;
        bool sharedEventFilter(QObject *object, QEvent *event) override;

    private:
        AbstractWindowContext *m_context;
@@ -99,15 +103,16 @@
        WindowStatus m_windowStatus;
    };

    QtWindowEventFilter::QtWindowEventFilter(AbstractWindowContext *context, QObject *parent)
        : QObject(parent), m_context(context), m_cursorShapeChanged(false), m_windowStatus(Idle) {
        m_context->window()->installEventFilter(this);
    QtWindowEventFilter::QtWindowEventFilter(AbstractWindowContext *context)
        : m_context(context), m_cursorShapeChanged(false), m_windowStatus(Idle) {
        m_context->installSharedEventFilter(this);
    }

    QtWindowEventFilter::~QtWindowEventFilter() = default;

    bool QtWindowEventFilter::eventFilter(QObject *obj, QEvent *event) {
    bool QtWindowEventFilter::sharedEventFilter(QObject *obj, QEvent *event) {
        Q_UNUSED(obj)

        auto type = event->type();
        if (type < QEvent::MouseButtonPress || type > QEvent::MouseMove) {
            return false;
@@ -235,6 +240,7 @@
    }

    QtWindowContext::QtWindowContext() : AbstractWindowContext() {
        qtWindowEventFilter = std::make_unique<QtWindowEventFilter>(this);
    }

    QtWindowContext::~QtWindowContext() = default;
@@ -247,18 +253,16 @@
        AbstractWindowContext::virtual_hook(id, data);
    }

    void QtWindowContext::winIdChanged() {
    void QtWindowContext::winIdChanged(WId winId, WId oldWinId) {
        if (!m_windowHandle) {
            m_delegate->setWindowFlags(m_host, m_delegate->getWindowFlags(m_host) &
                                                   ~Qt::FramelessWindowHint);
            qtWindowEventFilter.reset();
            return;
        }

        // Allocate new resources
        m_delegate->setWindowFlags(m_host,
                                   m_delegate->getWindowFlags(m_host) | Qt::FramelessWindowHint);
        qtWindowEventFilter = std::make_unique<QtWindowEventFilter>(this);
    }

}