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29 changed files with 844 additions and 178 deletions

43
CMakeLists.txt Normal file
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cmake_minimum_required(VERSION 3.19)
project(minecraft-launcher LANGUAGES CXX)
find_package(Qt6 6.5 REQUIRED COMPONENTS Core Widgets)
qt_standard_project_setup()
qt_add_executable(minecraft-launcher
WIN32 MACOSX_BUNDLE
main.cpp
mainwindow.h mainwindow.cpp
settingsdialog.h settingsdialog.cpp
settingsdialog.ui
mainwindow.ui
)
target_link_libraries(minecraft-launcher
PRIVATE
Qt::Core
Qt::Widgets
)
include(GNUInstallDirs)
install(TARGETS minecraft-launcher
BUNDLE DESTINATION .
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
)
qt_generate_deploy_app_script(
TARGET minecraft-launcher
OUTPUT_SCRIPT deploy_script
NO_UNSUPPORTED_PLATFORM_ERROR
)
install(SCRIPT ${deploy_script})

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{
"configurations": [
{
"inheritEnvironments": [
"msvc_x86"
],
"name": "x86-Debug",
"includePath": [
"${env.INCLUDE}",
"${workspaceRoot}\\**"
],
"defines": [
"WIN32",
"_DEBUG",
"UNICODE",
"_UNICODE"
],
"intelliSenseMode": "windows-msvc-x86"
}
]
}

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#include "LauncherWindow.h"
#include <QVBoxLayout>
#include <QDir>
#include <QStandardPaths>
#include <QDesktopServices>
#include <QMessageBox>
#include <QDebug>
#include <QFile>
LauncherWindow::LauncherWindow(QWidget *parent)
: QMainWindow(parent)
{
setupUI();
networkManager = new QNetworkAccessManager(this);
connect(networkManager, &QNetworkAccessManager::finished, this, &LauncherWindow::onDownloadFinished);
}
LauncherWindow::~LauncherWindow()
{
}
void LauncherWindow::setupUI()
{
QWidget *centralWidget = new QWidget(this);
setCentralWidget(centralWidget);
QVBoxLayout *layout = new QVBoxLayout(centralWidget);
usernameLineEdit = new QLineEdit(this);
usernameLineEdit->setPlaceholderText("Введите ваш никнейм");
layout->addWidget(usernameLineEdit);
launchButton = new QPushButton("Запустить Minecraft", this);
connect(launchButton, &QPushButton::clicked, this, &LauncherWindow::launchMinecraft);
layout->addWidget(launchButton);
modsFolderButton = new QPushButton("Открыть папку с модами", this);
connect(modsFolderButton, &QPushButton::clicked, this, &LauncherWindow::openModsFolder);
layout->addWidget(modsFolderButton);
downloadModsButton = new QPushButton("Загрузить моды с GitHub", this);
connect(downloadModsButton, &QPushButton::clicked, this, &LauncherWindow::downloadMods);
layout->addWidget(downloadModsButton);
setWindowTitle("Minecraft Launcher");
resize(300, 200);
}
QString LauncherWindow::getMinecraftPath()
{
#ifdef Q_OS_WIN
return QStandardPaths::writableLocation(QStandardPaths::AppDataLocation) + "/.minecraft";
#elif defined(Q_OS_MAC)
return QStandardPaths::writableLocation(QStandardPaths::HomeLocation) + "/Library/Application Support/minecraft";
#else
return QStandardPaths::writableLocation(QStandardPaths::HomeLocation) + "/.minecraft";
#endif
}
void LauncherWindow::launchMinecraft()
{
QString username = usernameLineEdit->text();
if (username.isEmpty()) {
QMessageBox::warning(this, "Ошибка", "Пожалуйста, введите никнейм.");
return;
}
// Это упрощенная команда запуска. Для современных версий Minecraft
// может потребоваться более сложная команда с указанием версии,
// аутентификацией и путями к библиотекам.
// Здесь мы используем гипотетическую команду для демонстрации.
QString command = "java -jar \"" + getMinecraftPath() + "/versions/1.19.2/1.19.2.jar\" --username " + username;
QProcess *process = new QProcess(this);
process->startDetached(command);
}
void LauncherWindow::openModsFolder()
{
QString modsPath = getMinecraftPath() + "/mods";
QDir modsDir(modsPath);
if (!modsDir.exists()) {
modsDir.mkpath(".");
}
QDesktopServices::openUrl(QUrl::fromLocalFile(modsPath));
}
void LauncherWindow::downloadMods()
{
// URL для загрузки ZIP-архива с модами из репозитория GitHub
// Замените на URL вашего репозитория
QUrl url("https://github.com/user/repo/archive/refs/heads/main.zip");
QNetworkRequest request(url);
networkManager->get(request);
}
void LauncherWindow::onDownloadFinished(QNetworkReply *reply)
{
if (reply->error()) {
QMessageBox::critical(this, "Ошибка загрузки", "Не удалось загрузить моды: " + reply->errorString());
return;
}
QFile *file = new QFile(getMinecraftPath() + "/mods/mods.zip");
if (file->open(QIODevice::WriteOnly)) {
file->write(reply->readAll());
file->close();
QMessageBox::information(this, "Загрузка завершена", "Моды успешно загружены в папку mods. Распакуйте архив.");
} else {
QMessageBox::critical(this, "Ошибка", "Не удалось сохранить архив с модами.");
}
delete file;
reply->deleteLater();
}

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#ifndef LAUNCHERWINDOW_H
#define LAUNCHERWINDOW_H
#include <QMainWindow>
#include <QPushButton>
#include <QLineEdit>
#include <QProcess>
#include <QNetworkAccessManager>
#include <QNetworkReply>
class LauncherWindow : public QMainWindow
{
Q_OBJECT
public:
LauncherWindow(QWidget *parent = nullptr);
~LauncherWindow();
private slots:
void launchMinecraft();
void openModsFolder();
void downloadMods();
void onDownloadFinished(QNetworkReply *reply);
private:
void setupUI();
QString getMinecraftPath();
QPushButton *launchButton;
QPushButton *modsFolderButton;
QPushButton *downloadModsButton;
QLineEdit *usernameLineEdit;
QNetworkAccessManager *networkManager;
};
#endif // LAUNCHERWINDOW_H

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# minecraft-launcher
Первая итерация самописного лаунчера для запуска сборок Minecraft

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#include "LauncherWindow.h" #include "mainwindow.h"
#include <QApplication> #include <QApplication>
int main(int argc, char *argv[]) int main(int argc, char *argv[])
{ {
QApplication a(argc, argv); QApplication a(argc, argv);
LauncherWindow w; MainWindow w;
w.show(); w.show();
return a.exec(); return a.exec();
} }

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#include "mainwindow.h"
#include "ui_mainwindow.h" // Подключаем сгенерированный заголовочный файл
#include "settingsdialog.h"
#include <QMessageBox>
#include <QDesktopServices>
#include <QUrl>
#include <QDir>
#include <QInputDialog> // Для диалога выбора
#include <QFileInfo> // Для проверки файла
MainWindow::MainWindow(QWidget *parent)
: QMainWindow(parent)
, ui(new Ui::MainWindow) // Инициализируем указатель на UI
{
ui->setupUi(this); // Загружаем интерфейс из .ui файла
// Начальная настройка виджетов
ui->progressBar->setRange(0, 0); // Неопределенный прогресс-бар
ui->progressBar->setVisible(false);
// Инициализация логики
settings = new QSettings("GaleonDev", "MinecraftLauncher", this);
process = new QProcess(this);
// Подключаем сигналы от процесса (это делается вручную)
connect(process, &QProcess::readyReadStandardOutput, this, &MainWindow::readProcessOutput);
connect(process, &QProcess::readyReadStandardError, this, &MainWindow::readProcessOutput);
connect(process, SIGNAL(finished(int, QProcess::ExitStatus)), this, SLOT(onProcessFinished(int, QProcess::ExitStatus)));
connect(process, SIGNAL(errorOccurred(QProcess::ProcessError)), this, SLOT(onProcessError(QProcess::ProcessError)));
}
MainWindow::~MainWindow()
{
delete ui; // Освобождаем память от объекта UI
}
void MainWindow::on_launchButton_clicked()
{
QString minecraftPath = getMinecraftPath();
if (minecraftPath.isEmpty()) {
QMessageBox::warning(this, "Ошибка", "Не удалось найти директорию .minecraft.");
return;
}
// 1. Находим папку с версиями
QString versionsPath = minecraftPath + "/versions";
QDir versionsDir(versionsPath);
if (!versionsDir.exists()) {
QMessageBox::warning(this, "Ошибка", "Папка 'versions' не найдена!");
return;
}
// 2. Получаем список всех папок внутри 'versions' (это и есть наши версии)
QStringList versionList = versionsDir.entryList(QDir::Dirs | QDir::NoDotAndDotDot);
if (versionList.isEmpty()) {
QMessageBox::warning(this, "Ошибка", "Не найдено ни одной установленной версии Minecraft.");
return;
}
// 3. Предлагаем пользователю выбрать версию
bool ok;
QString selectedVersion = QInputDialog::getItem(this, "Выбор версии",
"Выберите версию Minecraft для запуска:",
versionList, 0, false, &ok);
// 4. Если пользователь сделал выбор (нажал "OK" и версия не пустая)
if (ok && !selectedVersion.isEmpty()) {
// Формируем путь к .jar файлу. Например: /.minecraft/versions/1.19.2/1.19.2.jar
QString jarPath = versionsPath + "/" + selectedVersion + "/" + selectedVersion + ".jar";
// Проверяем, что .jar файл действительно существует
QFileInfo jarFile(jarPath);
if (!jarFile.exists() || !jarFile.isFile()) {
QMessageBox::critical(this, "Ошибка запуска",
"Не удалось найти запускаемый .jar файл для версии " + selectedVersion + ".\n"
"Проверьте целостность файлов игры.\n"
"Ожидаемый путь: " + jarPath);
return;
}
// 5. Запускаем игру
QString javaPath = "java"; // Java должна быть в системной переменной PATH
QStringList arguments;
arguments << "-jar" << jarPath << "net.fabricmc.loader.impl.launch.knot.KnotClient";
ui->logOutput->appendPlainText("Запуск Minecraft версии: " + selectedVersion);
process->start(javaPath, arguments);
ui->progressBar->setVisible(true);
}
}
void MainWindow::on_modsFolderButton_clicked()
{
QString minecraftPath = getMinecraftPath();
if (minecraftPath.isEmpty()) {
QMessageBox::warning(this, "Ошибка", "Не удалось найти директорию .minecraft.");
return;
}
QString modsPath = minecraftPath + "/mods";
QDesktopServices::openUrl(QUrl::fromLocalFile(modsPath));
}
void MainWindow::on_settingsButton_clicked()
{
SettingsDialog dialog(this);
dialog.exec();
}
void MainWindow::on_updateModsButton_clicked()
{
QString gitRepoUrl = settings->value("gitRepoUrl").toString();
if (gitRepoUrl.isEmpty()) {
QMessageBox::information(this, "Настройки", "Пожалуйста, укажите URL Git-репозитория в настройках.");
return;
}
QString minecraftPath = getMinecraftPath();
if (minecraftPath.isEmpty()) {
QMessageBox::warning(this, "Ошибка", "Не удалось найти директорию .minecraft.");
return;
}
QString modsPath = minecraftPath + "/mods";
QDir modsDir(modsPath);
if (!modsDir.exists(".git")) {
ui->logOutput->appendPlainText("Клонирование модов из " + gitRepoUrl);
process->start("git", QStringList() << "clone" << gitRepoUrl << modsPath);
} else {
ui->logOutput->appendPlainText("Обновление модов...");
process->setWorkingDirectory(modsPath);
process->start("git", QStringList() << "pull");
}
ui->progressBar->setVisible(true);
}
void MainWindow::onProcessFinished(int exitCode, QProcess::ExitStatus exitStatus)
{
ui->progressBar->setVisible(false);
if (exitStatus == QProcess::CrashExit) {
ui->logOutput->appendPlainText("Процесс завершился с ошибкой.");
} else {
ui->logOutput->appendPlainText("Процесс успешно завершен с кодом " + QString::number(exitCode));
}
}
void MainWindow::onProcessError(QProcess::ProcessError error)
{
ui->progressBar->setVisible(false);
ui->logOutput->appendPlainText("Ошибка запуска процесса: " + process->errorString());
}
void MainWindow::readProcessOutput()
{
ui->logOutput->appendPlainText(process->readAllStandardOutput());
ui->logOutput->appendPlainText(process->readAllStandardError());
}
QString MainWindow::getMinecraftPath()
{
QString path;
#if defined(Q_OS_WIN)
path = QDir::homePath() + "/AppData/Roaming/.minecraft";
#elif defined(Q_OS_MAC)
path = QDir::homePath() + "/Library/Application Support/minecraft";
#else
path = QDir::homePath() + "/.minecraft";
#endif
return path;
}

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mainwindow.h Normal file
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#ifndef MAINWINDOW_H
#define MAINWINDOW_H
#include <QMainWindow>
#include <QProcess>
#include <QSettings>
// Предварительное объявление класса, сгенерированного из mainwindow.ui
QT_BEGIN_NAMESPACE
namespace Ui { class MainWindow; }
QT_END_NAMESPACE
class MainWindow : public QMainWindow
{
Q_OBJECT
public:
MainWindow(QWidget *parent = nullptr);
~MainWindow();
private slots:
// Слоты для кнопок (автоматически подключаются по имени: on_<имя_объекта>_<сигнал>)
void on_launchButton_clicked();
void on_modsFolderButton_clicked();
void on_updateModsButton_clicked();
void on_settingsButton_clicked();
// Слоты для QProcess (подключаются вручную)
void onProcessFinished(int exitCode, QProcess::ExitStatus exitStatus);
void onProcessError(QProcess::ProcessError error);
void readProcessOutput();
private:
QString getMinecraftPath();
Ui::MainWindow *ui; // Указатель на объект интерфейса
QProcess *process;
QSettings *settings;
};
#endif // MAINWINDOW_H

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<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>MainWindow</class>
<widget class="QMainWindow" name="MainWindow">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>600</width>
<height>400</height>
</rect>
</property>
<property name="windowTitle">
<string>Minecraft Лаунчер</string>
</property>
<widget class="QWidget" name="centralwidget">
<layout class="QVBoxLayout" name="verticalLayout">
<item>
<widget class="QPushButton" name="launchButton">
<property name="text">
<string>Запустить Minecraft</string>
</property>
</widget>
</item>
<item>
<widget class="QPushButton" name="modsFolderButton">
<property name="text">
<string>Открыть папку с модами</string>
</property>
</widget>
</item>
<item>
<widget class="QPushButton" name="updateModsButton">
<property name="text">
<string>Обновить моды из Git</string>
</property>
</widget>
</item>
<item>
<widget class="QPushButton" name="settingsButton">
<property name="text">
<string>Настройки</string>
</property>
</widget>
</item>
<item>
<widget class="QProgressBar" name="progressBar">
<property name="value">
<number>0</number>
</property>
<property name="textVisible">
<bool>false</bool>
</property>
</widget>
</item>
<item>
<widget class="QPlainTextEdit" name="logOutput">
<property name="readOnly">
<bool>true</bool>
</property>
</widget>
</item>
</layout>
</widget>
</widget>
<resources/>
<connections/>
</ui>

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#include "settingsdialog.h"
#include "ui_settingsdialog.h"
SettingsDialog::SettingsDialog(QWidget *parent) :
QDialog(parent),
ui(new Ui::SettingsDialog)
{
ui->setupUi(this);
settings = new QSettings("MyCompany", "MinecraftLauncher", this);
ui->gitRepoEdit->setText(settings->value("gitRepoUrl").toString());
// Сигналы от кнопок (OK, Cancel) автоматически подключены к слотам accept() и reject()
// благодаря QDialogButtonBox и .ui файлу
}
SettingsDialog::~SettingsDialog()
{
delete ui;
}
// Эта функция будет вызвана при нажатии кнопки "OK"
void SettingsDialog::accept()
{
settings->setValue("gitRepoUrl", ui->gitRepoEdit->text());
QDialog::accept(); // Вызываем базовую реализацию, которая закрывает диалог
}

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#ifndef SETTINGSDIALOG_H
#define SETTINGSDIALOG_H
#include <QDialog>
#include <QSettings>
namespace Ui {
class SettingsDialog;
}
class SettingsDialog : public QDialog
{
Q_OBJECT
public:
explicit SettingsDialog(QWidget *parent = nullptr);
~SettingsDialog();
private slots:
void accept(); // Переопределяем слот, чтобы сохранить настройки
private:
Ui::SettingsDialog *ui;
QSettings *settings;
};
#endif // SETTINGSDIALOG_H

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<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>SettingsDialog</class>
<widget class="QDialog" name="SettingsDialog">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>400</width>
<height>120</height>
</rect>
</property>
<property name="windowTitle">
<string>Настройки</string>
</property>
<layout class="QVBoxLayout" name="verticalLayout">
<item>
<widget class="QLabel" name="label">
<property name="text">
<string>URL Git-репозитория с модами:</string>
</property>
</widget>
</item>
<item>
<widget class="QLineEdit" name="gitRepoEdit"/>
</item>
<item>
<widget class="QDialogButtonBox" name="buttonBox">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
<property name="standardButtons">
<set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
</property>
</widget>
</item>
</layout>
</widget>
<resources/>
<connections>
<connection>
<sender>buttonBox</sender>
<signal>accepted()</signal>
<receiver>SettingsDialog</receiver>
<slot>accept()</slot>
<hints>
<hint type="sourcelabel">
<x>248</x>
<y>254</y>
</hint>
<hint type="destinationlabel">
<x>157</x>
<y>274</y>
</hint>
</hints>
</connection>
<connection>
<sender>buttonBox</sender>
<signal>rejected()</signal>
<receiver>SettingsDialog</receiver>
<slot>reject()</slot>
<hints>
<hint type="sourcelabel">
<x>316</x>
<y>260</y>
</hint>
<hint type="destinationlabel">
<x>286</x>
<y>274</y>
</hint>
</hints>
</connection>
</connections>
</ui>