pollymc/launcher/ui/pages/modplatform/atlauncher/AtlOptionalModDialog.cpp

226 lines
7.0 KiB
C++

/*
* Copyright 2021 Jamie Mansfield <jmansfield@cadixdev.org>
*
* 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.
*/
#include "AtlOptionalModDialog.h"
#include "ui_AtlOptionalModDialog.h"
AtlOptionalModListModel::AtlOptionalModListModel(QWidget *parent, QVector<ATLauncher::VersionMod> mods)
: QAbstractListModel(parent), m_mods(mods) {
// fill mod index
for (int i = 0; i < m_mods.size(); i++) {
auto mod = m_mods.at(i);
m_index[mod.name] = i;
}
// set initial state
for (int i = 0; i < m_mods.size(); i++) {
auto mod = m_mods.at(i);
m_selection[mod.name] = false;
setMod(mod, i, mod.selected, false);
}
}
QVector<QString> AtlOptionalModListModel::getResult() {
QVector<QString> result;
for (const auto& mod : m_mods) {
if (m_selection[mod.name]) {
result.push_back(mod.name);
}
}
return result;
}
int AtlOptionalModListModel::rowCount(const QModelIndex &parent) const {
return m_mods.size();
}
int AtlOptionalModListModel::columnCount(const QModelIndex &parent) const {
// Enabled, Name, Description
return 3;
}
QVariant AtlOptionalModListModel::data(const QModelIndex &index, int role) const {
auto row = index.row();
auto mod = m_mods.at(row);
if (role == Qt::DisplayRole) {
if (index.column() == NameColumn) {
return mod.name;
}
if (index.column() == DescriptionColumn) {
return mod.description;
}
}
else if (role == Qt::ToolTipRole) {
if (index.column() == DescriptionColumn) {
return mod.description;
}
}
else if (role == Qt::CheckStateRole) {
if (index.column() == EnabledColumn) {
return m_selection[mod.name] ? Qt::Checked : Qt::Unchecked;
}
}
return QVariant();
}
bool AtlOptionalModListModel::setData(const QModelIndex &index, const QVariant &value, int role) {
if (role == Qt::CheckStateRole) {
auto row = index.row();
auto mod = m_mods.at(row);
toggleMod(mod, row);
return true;
}
return false;
}
QVariant AtlOptionalModListModel::headerData(int section, Qt::Orientation orientation, int role) const {
if (role == Qt::DisplayRole && orientation == Qt::Horizontal) {
switch (section) {
case EnabledColumn:
return QString();
case NameColumn:
return QString("Name");
case DescriptionColumn:
return QString("Description");
}
}
return QVariant();
}
Qt::ItemFlags AtlOptionalModListModel::flags(const QModelIndex &index) const {
auto flags = QAbstractListModel::flags(index);
if (index.isValid() && index.column() == EnabledColumn) {
flags |= Qt::ItemIsUserCheckable;
}
return flags;
}
void AtlOptionalModListModel::selectRecommended() {
for (const auto& mod : m_mods) {
m_selection[mod.name] = mod.recommended;
}
emit dataChanged(AtlOptionalModListModel::index(0, EnabledColumn),
AtlOptionalModListModel::index(m_mods.size() - 1, EnabledColumn));
}
void AtlOptionalModListModel::clearAll() {
for (const auto& mod : m_mods) {
m_selection[mod.name] = false;
}
emit dataChanged(AtlOptionalModListModel::index(0, EnabledColumn),
AtlOptionalModListModel::index(m_mods.size() - 1, EnabledColumn));
}
void AtlOptionalModListModel::toggleMod(ATLauncher::VersionMod mod, int index) {
setMod(mod, index, !m_selection[mod.name]);
}
void AtlOptionalModListModel::setMod(ATLauncher::VersionMod mod, int index, bool enable, bool shouldEmit) {
if (m_selection[mod.name] == enable) return;
m_selection[mod.name] = enable;
// disable other mods in the group, if applicable
if (enable && !mod.group.isEmpty()) {
for (int i = 0; i < m_mods.size(); i++) {
if (index == i) continue;
auto other = m_mods.at(i);
if (mod.group == other.group) {
setMod(other, i, false, shouldEmit);
}
}
}
for (const auto& dependencyName : mod.depends) {
auto dependencyIndex = m_index[dependencyName];
auto dependencyMod = m_mods.at(dependencyIndex);
// enable/disable dependencies
if (enable) {
setMod(dependencyMod, dependencyIndex, true, shouldEmit);
}
// if the dependency is 'effectively hidden', then track which mods
// depend on it - so we can efficiently disable it when no more dependents
// depend on it.
auto dependants = m_dependants[dependencyName];
if (enable) {
dependants.append(mod.name);
}
else {
dependants.removeAll(mod.name);
// if there are no longer any dependents, let's disable the mod
if (dependencyMod.effectively_hidden && dependants.isEmpty()) {
setMod(dependencyMod, dependencyIndex, false, shouldEmit);
}
}
}
// disable mods that depend on this one, if disabling
if (!enable) {
auto dependants = m_dependants[mod.name];
for (const auto& dependencyName : dependants) {
auto dependencyIndex = m_index[dependencyName];
auto dependencyMod = m_mods.at(dependencyIndex);
setMod(dependencyMod, dependencyIndex, false, shouldEmit);
}
}
if (shouldEmit) {
emit dataChanged(AtlOptionalModListModel::index(index, EnabledColumn),
AtlOptionalModListModel::index(index, EnabledColumn));
}
}
AtlOptionalModDialog::AtlOptionalModDialog(QWidget *parent, QVector<ATLauncher::VersionMod> mods)
: QDialog(parent), ui(new Ui::AtlOptionalModDialog) {
ui->setupUi(this);
listModel = new AtlOptionalModListModel(this, mods);
ui->treeView->setModel(listModel);
ui->treeView->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
ui->treeView->header()->setSectionResizeMode(
AtlOptionalModListModel::NameColumn, QHeaderView::ResizeToContents);
ui->treeView->header()->setSectionResizeMode(
AtlOptionalModListModel::DescriptionColumn, QHeaderView::Stretch);
connect(ui->selectRecommendedButton, &QPushButton::pressed,
listModel, &AtlOptionalModListModel::selectRecommended);
connect(ui->clearAllButton, &QPushButton::pressed,
listModel, &AtlOptionalModListModel::clearAll);
connect(ui->installButton, &QPushButton::pressed,
this, &QDialog::close);
}
AtlOptionalModDialog::~AtlOptionalModDialog() {
delete ui;
}