Add snap layout handling

Sine Striker

2023-12-03 7a54badb4a5782c551deb2919f3c489fdb4fbc02

 src/core/contexts/abstractwindowcontext.cpp

@@ -37,11 +37,12 @@
        } else {
            m_hitTestVisibleRects.removeAll(rect);
        }
        hitTestVisibleShapeDirty = true;
        return true;
    }

    bool AbstractWindowContext::setSystemButton(CoreWindowAgent::SystemButton button,
                                                     QObject *obj) {
                                                QObject *obj) {
        Q_ASSERT(obj);
        Q_ASSERT(button != CoreWindowAgent::Unknown);
        if (!obj || (button == CoreWindowAgent::Unknown)) {
@@ -72,4 +73,32 @@
        // ?
    }

    QRegion AbstractWindowContext::hitTestShape() const {
        if (hitTestVisibleShapeDirty) {
            hitTestVisibleShape = {};
            for (const auto &rect : m_hitTestVisibleRects) {
                hitTestVisibleShape += rect;
            }
            hitTestVisibleShapeDirty = false;
        }
        return hitTestVisibleShape;
    }

    bool AbstractWindowContext::isInSystemButtons(const QPoint &pos,
                                                  CoreWindowAgent::SystemButton *button) const {
        *button = CoreWindowAgent::Unknown;
        for (int i = CoreWindowAgent::WindowIcon; i <= CoreWindowAgent::Close; ++i) {
            auto currentButton = m_systemButtons[i];
            if (!currentButton || !m_delegate->isVisible(currentButton) ||
                !m_delegate->isEnabled(currentButton)) {
                continue;
            }
            if (m_delegate->mapGeometryToScene(currentButton).contains(pos)) {
                *button = CoreWindowAgent::WindowIcon;
                return true;
            }
        }
        return false;
    }

}