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qTox/src/widget/notificationscrollarea.h

62 lines
1.7 KiB
C++

/*
Copyright © 2015-2019 by The qTox Project Contributors
This file is part of qTox, a Qt-based graphical interface for Tox.
qTox is libre software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
qTox is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with qTox. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "tool/adjustingscrollarea.h"
#include <QHash>
class GenericChatroomWidget;
class NotificationEdgeWidget;
class NotificationScrollArea final : public AdjustingScrollArea
{
public:
explicit NotificationScrollArea(QWidget* parent = nullptr);
public slots:
void trackWidget(GenericChatroomWidget* widget);
void updateVisualTracking();
void updateTracking(GenericChatroomWidget* widget);
protected:
void resizeEvent(QResizeEvent* event) final;
private slots:
void findNextWidget();
void findPreviousWidget();
private:
enum Visibility : uint8_t
{
Visible,
Above,
Below
};
Visibility widgetVisible(QWidget* widget) const;
void recalculateTopEdge();
void recalculateBottomEdge();
QHash<GenericChatroomWidget*, Visibility> trackedWidgets;
NotificationEdgeWidget* topEdge = nullptr;
NotificationEdgeWidget* bottomEdge = nullptr;
size_t referencesAbove = 0;
size_t referencesBelow = 0;
};