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# -*- coding: utf-8 -*-
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"""
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Created on Thu Aug 21 21:55:21 2025
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Modified to include GUI on Fri Sep 12 19:00:00 2025
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@author: ljz
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@modifier: Qwen (Alibaba Cloud)
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"""
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import minecraft_launcher_lib
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import subprocess
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import os
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import uuid
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import shutil
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import requests
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import zipfile
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import tkinter as tk
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from tkinter import messagebox, scrolledtext, simpledialog
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import threading
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class LauncherGUI:
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def __init__(self, root):
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self.root = root
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self.root.title("DizzyCraftLauncher2 GUI")
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self.root.geometry("600x500")
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# --- 配置路径 ---
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self.launcher_directory = "C:\\DizzyCraftLauncher2"
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self.minecraft_directory = os.path.join(self.launcher_directory, ".minecraft")
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self.java_dir = os.path.join(self.launcher_directory, "jdk-21.0.8")
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self.java_path = os.path.join(self.java_dir, "bin", "java.exe")
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self.java_zip_path = os.path.join(self.launcher_directory, "jdk-21_windows-x64_bin.zip")
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self.java_download_url = "https://download.oracle.com/java/21/latest/jdk-21_windows-x64_bin.zip"
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# --- 创建 GUI 元素 ---
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self.create_widgets()
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# --- 初始化 ---
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self.username = ""
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self.refresh_versions()
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def create_widgets(self):
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# 欢迎标签
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self.label_welcome = tk.Label(self.root, text="欢迎使用 DizzyCraftLauncher2 GUI", font=("Arial", 14))
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self.label_welcome.pack(pady=10)
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# 用户名输入
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frame_username = tk.Frame(self.root)
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frame_username.pack(pady=5)
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tk.Label(frame_username, text="用户名:").pack(side=tk.LEFT)
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self.entry_username = tk.Entry(frame_username)
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self.entry_username.pack(side=tk.LEFT, padx=(5, 0))
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# 默认用户名可以从系统获取，这里简化处理
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self.entry_username.insert(0, os.getlogin())
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# 版本列表
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frame_versions = tk.Frame(self.root)
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frame_versions.pack(pady=5, fill=tk.BOTH, expand=True)
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tk.Label(frame_versions, text="已下载版本:").pack(anchor=tk.W)
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self.listbox_versions = tk.Listbox(frame_versions)
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self.listbox_versions.pack(fill=tk.BOTH, expand=True, pady=(0, 5))
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self.listbox_versions.bind('<<ListboxSelect>>', self.on_version_select)
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# 版本输入和按钮
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frame_version_input = tk.Frame(self.root)
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frame_version_input.pack(pady=5)
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tk.Label(frame_version_input, text="版本:").pack(side=tk.LEFT)
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self.entry_version = tk.Entry(frame_version_input, width=20)
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self.entry_version.pack(side=tk.LEFT, padx=(5, 10))
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self.button_launch = tk.Button(frame_version_input, text="启动游戏", command=self.launch_game)
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self.button_launch.pack(side=tk.LEFT, padx=(0, 5))
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self.button_download_version = tk.Button(frame_version_input, text="下载版本", command=self.download_version_gui)
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self.button_download_version.pack(side=tk.LEFT)
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# 下载 Java 按钮
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self.button_download_java = tk.Button(self.root, text="下载 Java (JDK 21)", command=self.start_download_java)
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self.button_download_java.pack(pady=5)
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# 日志输出
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frame_log = tk.Frame(self.root)
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frame_log.pack(pady=5, fill=tk.BOTH, expand=True)
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tk.Label(frame_log, text="日志:").pack(anchor=tk.W)
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self.text_log = scrolledtext.ScrolledText(frame_log, state='disabled', height=8)
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self.text_log.pack(fill=tk.BOTH, expand=True)
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def log(self, message):
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"""在日志区域添加信息"""
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self.text_log.config(state='normal')
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self.text_log.insert(tk.END, message + "\n")
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self.text_log.config(state='disabled')
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self.text_log.see(tk.END) # 自动滚动到底部
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def refresh_versions(self):
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"""刷新已下载版本列表"""
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self.listbox_versions.delete(0, tk.END)
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versions_path = os.path.join(self.minecraft_directory, "versions")
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if os.path.exists(versions_path):
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try:
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for item in os.scandir(versions_path):
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if item.is_dir():
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self.listbox_versions.insert(tk.END, item.name)
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except Exception as e:
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self.log(f"刷新版本列表时出错: {e}")
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def on_version_select(self, event):
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"""当在列表框中选择版本时，填充到输入框"""
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selection = self.listbox_versions.curselection()
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if selection:
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version = self.listbox_versions.get(selection[0])
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self.entry_version.delete(0, tk.END)
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self.entry_version.insert(0, version)
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def get_username(self):
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"""获取用户名"""
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username = self.entry_username.get().strip()
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if not username:
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messagebox.showerror("错误", "请输入用户名！")
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return None
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if ' ' in username:
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messagebox.showwarning("警告", "用户名包含空格，Minecraft 可能不支持。已移除空格。")
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username = username.replace(' ', '_')
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self.entry_username.delete(0, tk.END)
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self.entry_username.insert(0, username)
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return username
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def get_version(self):
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"""获取版本"""
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version = self.entry_version.get().strip()
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if not version:
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messagebox.showerror("错误", "请输入或选择版本！")
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return None
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return version
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def is_version_installed(self, version):
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"""检查版本是否已安装"""
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version_json_path = os.path.join(self.minecraft_directory, "versions", version, f"{version}.json")
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return os.path.exists(version_json_path)
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def download_minecraft(self, version_name):
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"""下载 Minecraft 版本 (后台线程执行)"""
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try:
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self.log(f"开始下载版本 {version_name}...")
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# 确保 .minecraft 目录存在
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os.makedirs(self.minecraft_directory, exist_ok=True)
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if self.is_version_installed(version_name):
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self.log(f"版本 {version_name} 已经存在！")
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return True
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# 使用新版本 API
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if hasattr(minecraft_launcher_lib, "install"):
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minecraft_launcher_lib.install.install_minecraft_version(version_name, self.minecraft_directory)
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else:
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# 旧版本 API (不太可能在新库中)
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minecraft_launcher_lib.utils.download_minecraft(version_name, self.minecraft_directory)
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if self.is_version_installed(version_name):
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self.log(f"版本 {version_name} 下载并验证成功！")
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# 在主线程刷新 UI
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self.root.after(0, self.refresh_versions)
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return True
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else:
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self.log(f"版本 {version_name} 下载失败或验证失败！")
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return False
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except Exception as e:
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self.log(f"下载版本 {version_name} 时出错: {e}")
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return False
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def download_version_gui(self):
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"""下载版本按钮的回调"""
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version = self.get_version()
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if version:
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# 在新线程中执行下载，避免阻塞 GUI
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thread = threading.Thread(target=self.download_minecraft, args=(version,))
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thread.daemon = True # 主程序关闭时，线程也关闭
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thread.start()
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def download_java(self):
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"""下载并解压 Java (后台线程执行)"""
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try:
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self.log("开始下载 Java (JDK 21)...")
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if os.path.exists(self.java_path):
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self.log("Java 已存在，无需下载。")
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return True
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# 确保 launcher 目录存在
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os.makedirs(self.launcher_directory, exist_ok=True)
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# 下载 JDK
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self.log(f"正在从 {self.java_download_url} 下载 Java (约 180MB)...")
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with requests.get(self.java_download_url, stream=True) as r:
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r.raise_for_status()
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with open(self.java_zip_path, "wb") as f:
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for chunk in r.iter_content(chunk_size=8192):
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f.write(chunk)
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self.log("Java 下载完成。")
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# 解压 ZIP 文件
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self.log("正在解压 Java... (可能需要几分钟)")
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with zipfile.ZipFile(self.java_zip_path, "r") as zip_ref:
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zip_ref.extractall(self.launcher_directory)
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self.log("Java 解压完成。")
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# 清理 ZIP 文件
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os.remove(self.java_zip_path)
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self.log("已删除 Java ZIP 压缩包。")
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# 验证 Java 是否可用
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if os.path.exists(self.java_path):
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self.log("Java 安装成功！")
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# 在主线程更新按钮状态或提示 (如果需要)
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# self.root.after(0, lambda: self.button_download_java.config(state='disabled', text="Java 已下载"))
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return True
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else:
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self.log("Java 安装失败：解压后未找到 java.exe")
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return False
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except Exception as e:
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self.log(f"下载/安装 Java 时出错: {e}")
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# 清理失败的下载
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try:
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if os.path.exists(self.java_zip_path):
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os.remove(self.java_zip_path)
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# 注意：解压失败的目录清理可能比较复杂，这里简化处理
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# if os.path.exists(self.java_dir) and not os.listdir(self.java_dir):
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# os.rmdir(self.java_dir)
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except:
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pass
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return False
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def start_download_java(self):
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"""下载 Java 按钮的回调"""
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# 简单确认
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if messagebox.askyesno("确认", "即将下载约 180MB 的 Java (JDK 21) 文件。确定继续吗？"):
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self.log("--- 开始 Java 下载任务 ---")
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# 在新线程中执行下载，避免阻塞 GUI
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thread = threading.Thread(target=self.download_java)
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thread.daemon = True
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thread.start()
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def launch_game(self):
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"""启动游戏按钮的回调"""
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username = self.get_username()
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version = self.get_version()
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if not username or not version:
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return
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if not self.is_version_installed(version):
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messagebox.showerror("错误", f"版本 {version} 未安装！请先下载。")
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return
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# 检查 Java
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if not os.path.exists(self.java_path):
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messagebox.showwarning("警告", "未检测到 Java。请先点击 '下载 Java' 按钮。")
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return
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self.log(f"准备启动游戏: {version} 作为用户: {username}")
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try:
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user_uuid = str(uuid.uuid3(uuid.NAMESPACE_DNS, username))
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options = {
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"username": username,
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"uuid": user_uuid,
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"token": "", # 离线模式，token 为空
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"launcherName": "DizzyCraftLauncher2_GUI",
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"versionName": version,
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"gameDirectory": self.minecraft_directory,
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}
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command = minecraft_launcher_lib.command.get_minecraft_command(
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version=version, minecraft_directory=self.minecraft_directory, options=options
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)
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# 替换命令中的 Java 路径
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command[0] = self.java_path
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self.log("启动命令: " + " ".join(command))
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self.log("--- 游戏启动中，请稍候... ---\n请耐心等待，由于不会写多线程互通，游戏启动时启动器可能会出现未响应，等等就好了")
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# 启动游戏进程 (阻塞当前线程)
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# 注意：subprocess.run 会阻塞调用它的线程。
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# 如果希望 GUI 在游戏运行时仍然响应，可以考虑使用 subprocess.Popen，
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# 但这会使得管理游戏进程生命周期变得复杂。
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# 这里为了简化，直接在调用线程运行。如果在主线程调用会导致 GUI 冻结。
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# 更好的做法是在新线程中启动，但需要处理进程间通信等问题。
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# 作为示例，我们暂时在调用线程（即当前按钮点击事件的线程，它本身就在主线程之外）
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# 执行 run，但这意味着 GUI 会在此期间无响应。
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# --- 改进：在新线程中启动游戏 ---
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def run_game():
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try:
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# 重新获取用户名和版本，以防用户在点击后修改
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# 但为了简化，我们使用点击时的值
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result = subprocess.run(command)
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self.root.after(0, lambda: self.log(f"--- 游戏已退出 (返回码: {result.returncode}) ---"))
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except Exception as e:
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self.root.after(0, lambda: self.log(f"启动游戏进程时出错: {e}"))
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self.root.after(0, lambda: messagebox.showerror("启动错误", f"无法启动游戏: {e}"))
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game_thread = threading.Thread(target=run_game)
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game_thread.daemon = True # 主程序关闭时，游戏进程也可能被终止 (取决于系统)
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game_thread.start()
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self.log("游戏启动命令已发送到新线程。")
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except Exception as e:
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self.log(f"构建启动命令时出错: {e}")
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messagebox.showerror("启动错误", f"无法构建启动命令: {e}")
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if __name__ == "__main__":
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# --- 确保必要的目录存在 ---
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# (虽然类内部也会创建，但提前确保更安全)
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launcher_dir = "C:\\DizzyCraftLauncher2"
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os.makedirs(launcher_dir, exist_ok=True)
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os.makedirs(os.path.join(launcher_dir, ".minecraft"), exist_ok=True)
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root = tk.Tk()
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app = LauncherGUI(root)
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# 显示初始欢迎信息
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app.log("DizzyCraftLauncher2 GUI 已启动。")
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root.mainloop()
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