AUI Framework  master
Cross-platform base for C++ UI apps
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hovered.h
    1/*
    2 * AUI Framework - Declarative UI toolkit for modern C++20
    3 * Copyright (C) 2020-2025 Alex2772 and Contributors
    4 *
    5 * SPDX-License-Identifier: MPL-2.0
    6 *
    7 * This Source Code Form is subject to the terms of the Mozilla Public
    8 * License, v. 2.0. If a copy of the MPL was not distributed with this
    9 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   10 */
   11
   12//
   13// Created by alex2 on 02.01.2021.
   14//
   15
   16#pragma once
   17
   18
   19namespace ass {
   20    template<typename Base>
   21    struct hovered: Base { // ignore ass_selectors it's used in compound by class_of or t
   22        template<typename... Args>
   23        hovered(Args&&... args):
   24            Base(std::forward<Args>(args)...)
   25        {
   26
   27        }
   28
   29        bool isStateApplicable(AView* view) override {
   30            return Base::isStateApplicable(view) && *view->enabled() && view->isMouseHover();
   31        }
   32
   33        void setupConnections(AView* view, const _<AAssHelper>& helper) override {
   34            Base::setupConnections(view, helper);
   35            view->hoveredState.clearAllOutgoingConnectionsWith(helper.get());
   36            AObject::connect(view->hoveredState, slot(helper)::onInvalidateStateAss);
   37        }
   38    };
   39}
AView
Base class of all UI objects.
Definition AView.h:78
AView::enabled
auto enabled() const
Whether view is enabled (i.e., reacts to user).
Definition AView.h:90
_
An std::weak_ptr with AUI extensions.
Definition SharedPtrTypes.h:179
AObject::connect
static decltype(auto) connect(const Signal &signal, Object *object, Function &&function)
Connects signal to the slot of the specified object.
Definition AObject.h:86
slot
#define slot(v)
Passes some variable and type of the variable separated by comma. It's convenient to use with the con...
Definition kAUI.h:88

© 2025 AUI Framework Contributors. Documentation contributions included herein are the copyrights of their respective owners. The documentation provided herein is licensed under the terms of the GNU Free Documentation License version 1.3 as published by the Free Software Foundation. All trademarks are property of their respective owners.