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/* SPDX-FileCopyrightText: 2026 Project Tick
* SPDX-FileContributor: Project Tick
* SPDX-License-Identifier: GPL-3.0-or-later
*
* MeshMC - A Custom Launcher for Minecraft
* Copyright (C) 2026 Project Tick
*
* This program is free 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.
*
* This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
*
* This file incorporates work covered by the following copyright and
* permission notice:
*
* Copyright 2013-2021 MultiMC Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <QString>
#include <QRect>
#include <QVector>
#include <QStyleOption>
class InstanceView;
class QPainter;
class QModelIndex;
struct VisualRow {
QList<QModelIndex> items;
int height = 0;
int top = 0;
inline int size() const
{
return items.size();
}
inline QModelIndex& operator[](int i)
{
return items[i];
}
};
struct VisualGroup {
/* constructors */
VisualGroup(const QString& text, InstanceView* view);
VisualGroup(const VisualGroup* other);
/* data */
InstanceView* view = nullptr;
QString text;
bool collapsed = false;
QVector<VisualRow> rows;
int firstItemIndex = 0;
int m_verticalPosition = 0;
/* logic */
/// update the internal list of items and flow them into the rows.
void update();
/// draw the header at y-position.
void drawHeader(QPainter* painter, const QStyleOptionViewItem& option);
/// height of the group, in total. includes a small bit of padding.
int totalHeight() const;
/// height of the group header, in pixels
int headerHeight() const;
/// height of the group content, in pixels
int contentHeight() const;
/// the number of visual rows this group has
int numRows() const;
/// actually calculate the above value
int calculateNumRows() const;
/// the height at which this group starts, in pixels
int verticalPosition() const;
/// relative geometry - top of the row of the given item
int rowTopOf(const QModelIndex& index) const;
/// height of the row of the given item
int rowHeightOf(const QModelIndex& index) const;
/// x/y position of the given item inside the group (in items!)
QPair<int, int> positionOf(const QModelIndex& index) const;
enum HitResult {
NoHit = 0x0,
TextHit = 0x1,
CheckboxHit = 0x2,
HeaderHit = 0x4,
BodyHit = 0x8
};
Q_DECLARE_FLAGS(HitResults, HitResult)
/// shoot! BANG! what did we hit?
HitResults hitScan(const QPoint& pos) const;
QList<QModelIndex> items() const;
};
Q_DECLARE_OPERATORS_FOR_FLAGS(VisualGroup::HitResults)
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