Optimize Windows 10 border handling

Sine Striker

2023-12-25 29901fc2a97eedd3c914f807d1819c9ea7e69973

 src/core/contexts/abstractwindowcontext.cpp

@@ -9,26 +9,48 @@

namespace QWK {

    class WinIdChangeEventFilter : public QObject {
    public:
        explicit WinIdChangeEventFilter(QObject *widget, AbstractWindowContext *ctx,
                                        QObject *parent = nullptr)
            : QObject(parent), ctx(ctx) {
            widget->installEventFilter(this);
        }
    namespace {

    protected:
        bool eventFilter(QObject *obj, QEvent *event) override {
            Q_UNUSED(obj)
            if (event->type() == QEvent::WinIdChange) {
                ctx->notifyWinIdChange();
        class WinIdChangeEventFilter : public QObject {
        public:
            explicit WinIdChangeEventFilter(QObject *widget, AbstractWindowContext *ctx,
                                            QObject *parent = nullptr)
                : QObject(parent), ctx(ctx) {
                widget->installEventFilter(this);
            }
            return false;
        }

    protected:
        AbstractWindowContext *ctx;
    };
        protected:
            bool eventFilter(QObject *obj, QEvent *event) override {
                Q_UNUSED(obj)
                if (event->type() == QEvent::WinIdChange) {
                    ctx->notifyWinIdChange();
                }
                return false;
            }

        protected:
            AbstractWindowContext *ctx;
        };

        class WindowEventFilter : public QObject {
        public:
            explicit WindowEventFilter(QWindow *window, AbstractWindowContext *ctx,
                                       QObject *parent = nullptr)
                : QObject(parent), ctx(ctx), window(window) {
                window->installEventFilter(this);
            }

        protected:
            bool eventFilter(QObject *obj, QEvent *event) override {
                return ctx->sharedDispatch(obj, event);
            }

        protected:
            AbstractWindowContext *ctx;
            QWindow *window;
        };

    }

    AbstractWindowContext::AbstractWindowContext() = default;

@@ -45,6 +67,7 @@
        m_windowHandle = m_delegate->hostWindow(m_host);
        if (m_windowHandle) {
            winIdChanged();
            m_windowEventFilter = std::make_unique<WindowEventFilter>(m_windowHandle, this);
        }
    }

@@ -245,9 +268,11 @@
        m_windowHandle = m_delegate->hostWindow(m_host);
        if (oldWindow == m_windowHandle)
            return;
        m_windowEventFilter.reset();
        winIdChanged();

        if (m_windowHandle) {
            m_windowEventFilter = std::make_unique<WindowEventFilter>(m_windowHandle, this);

            // Refresh window attributes
            auto attributes = m_windowAttributes;
            m_windowAttributes.clear();