pollymc/launcher/ui/pages/instance/ExternalResourcesPage.cpp

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#include "ExternalResourcesPage.h"
#include "ui_ExternalResourcesPage.h"
#include "DesktopServices.h"
#include "Version.h"
#include "minecraft/mod/ModFolderModel.h"
#include "ui/GuiUtil.h"
#include <QKeyEvent>
#include <QMenu>
namespace {
// FIXME: wasteful
void RemoveThePrefix(QString& string)
{
QRegularExpression regex(QStringLiteral("^(?:the|teh) +"), QRegularExpression::CaseInsensitiveOption);
string.remove(regex);
string = string.trimmed();
}
} // namespace
class SortProxy : public QSortFilterProxyModel {
public:
explicit SortProxy(QObject* parent = nullptr) : QSortFilterProxyModel(parent) {}
protected:
bool filterAcceptsRow(int source_row, const QModelIndex& source_parent) const override
{
ModFolderModel* model = qobject_cast<ModFolderModel*>(sourceModel());
if (!model)
return false;
const auto& mod = model->at(source_row);
if (mod.name().contains(filterRegularExpression()))
return true;
if (mod.description().contains(filterRegularExpression()))
return true;
for (auto& author : mod.authors()) {
if (author.contains(filterRegularExpression())) {
return true;
}
}
return false;
}
bool lessThan(const QModelIndex& source_left, const QModelIndex& source_right) const override
{
ModFolderModel* model = qobject_cast<ModFolderModel*>(sourceModel());
if (!model || !source_left.isValid() || !source_right.isValid() || source_left.column() != source_right.column()) {
return QSortFilterProxyModel::lessThan(source_left, source_right);
}
// we are now guaranteed to have two valid indexes in the same column... we love the provided invariants unconditionally and
// proceed.
auto column = (ModFolderModel::Columns) source_left.column();
bool invert = false;
switch (column) {
// GH-2550 - sort by enabled/disabled
case ModFolderModel::ActiveColumn: {
auto dataL = source_left.data(Qt::CheckStateRole).toBool();
auto dataR = source_right.data(Qt::CheckStateRole).toBool();
if (dataL != dataR)
return dataL > dataR;
// fallthrough
invert = sortOrder() == Qt::DescendingOrder;
}
// GH-2722 - sort mod names in a way that discards "The" prefixes
case ModFolderModel::NameColumn: {
auto dataL = model->data(model->index(source_left.row(), ModFolderModel::NameColumn)).toString();
RemoveThePrefix(dataL);
auto dataR = model->data(model->index(source_right.row(), ModFolderModel::NameColumn)).toString();
RemoveThePrefix(dataR);
auto less = dataL.compare(dataR, sortCaseSensitivity());
if (less != 0)
return invert ? (less > 0) : (less < 0);
// fallthrough
invert = sortOrder() == Qt::DescendingOrder;
}
// GH-2762 - sort versions by parsing them as versions
case ModFolderModel::VersionColumn: {
auto dataL = Version(model->data(model->index(source_left.row(), ModFolderModel::VersionColumn)).toString());
auto dataR = Version(model->data(model->index(source_right.row(), ModFolderModel::VersionColumn)).toString());
return invert ? (dataL > dataR) : (dataL < dataR);
}
default: {
return QSortFilterProxyModel::lessThan(source_left, source_right);
}
}
}
};
ExternalResourcesPage::ExternalResourcesPage(BaseInstance* instance, std::shared_ptr<ModFolderModel> model, QWidget* parent)
: QMainWindow(parent), m_instance(instance), ui(new Ui::ExternalResourcesPage), m_model(model)
{
ui->setupUi(this);
runningStateChanged(m_instance && m_instance->isRunning());
ui->actionsToolbar->insertSpacer(ui->actionViewConfigs);
m_filterModel = new SortProxy(this);
m_filterModel->setDynamicSortFilter(true);
m_filterModel->setFilterCaseSensitivity(Qt::CaseInsensitive);
m_filterModel->setSortCaseSensitivity(Qt::CaseInsensitive);
m_filterModel->setSourceModel(m_model.get());
m_filterModel->setFilterKeyColumn(-1);
ui->treeView->setModel(m_filterModel);
ui->treeView->installEventFilter(this);
ui->treeView->sortByColumn(1, Qt::AscendingOrder);
ui->treeView->setContextMenuPolicy(Qt::CustomContextMenu);
// The default function names by Qt are pretty ugly, so let's just connect the actions manually,
// to make it easier to read :)
connect(ui->actionAddItem, &QAction::triggered, this, &ExternalResourcesPage::addItem);
connect(ui->actionRemoveItem, &QAction::triggered, this, &ExternalResourcesPage::removeItem);
connect(ui->actionEnableItem, &QAction::triggered, this, &ExternalResourcesPage::enableItem);
connect(ui->actionDisableItem, &QAction::triggered, this, &ExternalResourcesPage::disableItem);
connect(ui->actionViewConfigs, &QAction::triggered, this, &ExternalResourcesPage::viewConfigs);
connect(ui->actionViewFolder, &QAction::triggered, this, &ExternalResourcesPage::viewFolder);
connect(ui->treeView, &ModListView::customContextMenuRequested, this, &ExternalResourcesPage::ShowContextMenu);
connect(ui->treeView, &ModListView::activated, this, &ExternalResourcesPage::itemActivated);
auto selection_model = ui->treeView->selectionModel();
connect(selection_model, &QItemSelectionModel::currentChanged, this, &ExternalResourcesPage::current);
connect(ui->filterEdit, &QLineEdit::textChanged, this, &ExternalResourcesPage::filterTextChanged);
connect(m_instance, &BaseInstance::runningStatusChanged, this, &ExternalResourcesPage::runningStateChanged);
}
ExternalResourcesPage::~ExternalResourcesPage()
{
m_model->stopWatching();
delete ui;
}
void ExternalResourcesPage::itemActivated(const QModelIndex&)
{
if (!m_controlsEnabled)
return;
auto selection = m_filterModel->mapSelectionToSource(ui->treeView->selectionModel()->selection());
m_model->setModStatus(selection.indexes(), ModFolderModel::Toggle);
}
QMenu* ExternalResourcesPage::createPopupMenu()
{
QMenu* filteredMenu = QMainWindow::createPopupMenu();
filteredMenu->removeAction(ui->actionsToolbar->toggleViewAction());
return filteredMenu;
}
void ExternalResourcesPage::ShowContextMenu(const QPoint& pos)
{
auto menu = ui->actionsToolbar->createContextMenu(this, tr("Context menu"));
menu->exec(ui->treeView->mapToGlobal(pos));
delete menu;
}
void ExternalResourcesPage::openedImpl()
{
m_model->startWatching();
}
void ExternalResourcesPage::closedImpl()
{
m_model->stopWatching();
}
void ExternalResourcesPage::retranslate()
{
ui->retranslateUi(this);
}
void ExternalResourcesPage::filterTextChanged(const QString& newContents)
{
m_viewFilter = newContents;
m_filterModel->setFilterFixedString(m_viewFilter);
}
void ExternalResourcesPage::runningStateChanged(bool running)
{
if (m_controlsEnabled == !running)
return;
m_controlsEnabled = !running;
ui->actionAddItem->setEnabled(m_controlsEnabled);
ui->actionDisableItem->setEnabled(m_controlsEnabled);
ui->actionEnableItem->setEnabled(m_controlsEnabled);
ui->actionRemoveItem->setEnabled(m_controlsEnabled);
}
bool ExternalResourcesPage::shouldDisplay() const
{
return true;
}
bool ExternalResourcesPage::listFilter(QKeyEvent* keyEvent)
{
switch (keyEvent->key()) {
case Qt::Key_Delete:
removeItem();
return true;
case Qt::Key_Plus:
addItem();
return true;
default:
break;
}
return QWidget::eventFilter(ui->treeView, keyEvent);
}
bool ExternalResourcesPage::eventFilter(QObject* obj, QEvent* ev)
{
if (ev->type() != QEvent::KeyPress)
return QWidget::eventFilter(obj, ev);
QKeyEvent* keyEvent = static_cast<QKeyEvent*>(ev);
if (obj == ui->treeView)
return listFilter(keyEvent);
return QWidget::eventFilter(obj, ev);
}
void ExternalResourcesPage::addItem()
{
if (!m_controlsEnabled)
return;
auto list = GuiUtil::BrowseForFiles(
helpPage(), tr("Select %1", "Select whatever type of files the page contains. Example: 'Loader Mods'").arg(displayName()),
m_fileSelectionFilter.arg(displayName()), APPLICATION->settings()->get("CentralModsDir").toString(), this->parentWidget());
if (!list.isEmpty()) {
for (auto filename : list) {
m_model->installMod(filename);
}
}
}
void ExternalResourcesPage::removeItem()
{
if (!m_controlsEnabled)
return;
auto selection = m_filterModel->mapSelectionToSource(ui->treeView->selectionModel()->selection());
m_model->deleteMods(selection.indexes());
}
void ExternalResourcesPage::enableItem()
{
if (!m_controlsEnabled)
return;
auto selection = m_filterModel->mapSelectionToSource(ui->treeView->selectionModel()->selection());
m_model->setModStatus(selection.indexes(), ModFolderModel::Enable);
}
void ExternalResourcesPage::disableItem()
{
if (!m_controlsEnabled)
return;
auto selection = m_filterModel->mapSelectionToSource(ui->treeView->selectionModel()->selection());
m_model->setModStatus(selection.indexes(), ModFolderModel::Disable);
}
void ExternalResourcesPage::viewConfigs()
{
DesktopServices::openDirectory(m_instance->instanceConfigFolder(), true);
}
void ExternalResourcesPage::viewFolder()
{
DesktopServices::openDirectory(m_model->dir().absolutePath(), true);
}
void ExternalResourcesPage::current(const QModelIndex& current, const QModelIndex& previous)
{
if (!current.isValid()) {
ui->frame->clear();
return;
}
auto sourceCurrent = m_filterModel->mapToSource(current);
int row = sourceCurrent.row();
Mod& m = m_model->operator[](row);
ui->frame->updateWithMod(m);
}