Files
xiaoli-cli/xcli_core/tui.py
T
xiaoli-cli-bot 7a72a5c69e fix: Ollama model validation, TUI CSS, WebUI overhaul
1. Ollama: validate model is configured before API call, show helpful error
2. TUI: remove unsupported scroll-behavior CSS property
3. WebUI server: add full tool calling loop (FC + JSON action)
4. WebUI HTML: complete redesign
   - Modern dark theme with better typography
   - Markdown rendering via marked.js
   - Tool call/result visualization with colored cards
   - Dynamic sidebar (engines + tools from server)
   - Better input area with gradient send button
   - Responsive layout
2026-04-29 19:51:42 +08:00

877 lines
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"""TUI 界面模块 - Textual TUI 实现 (动画增强版 + 多行输入)"""
from .constants import TEXTUAL_AVAILABLE
if TEXTUAL_AVAILABLE:
import re
import asyncio
from textual.app import App, ComposeResult
from textual.containers import Horizontal, Vertical, VerticalScroll, Container
from textual.widgets import Header, Static, Rule, TextArea
from textual.reactive import var
from textual.binding import Binding
from textual import on
from rich.syntax import Syntax
from rich.panel import Panel
from rich.box import ROUNDED
# ── TUI 主题色 ──
class _Theme:
BG = "#0d1117"
BG_LIGHT = "#161b22"
BG_INPUT = "#0d1117"
BORDER = "#30363d"
BORDER_FOCUS = "#58a6ff"
TEXT = "#c9d1d9"
TEXT_DIM = "#484f58"
TEXT_MUTED = "#8b949e"
ACCENT = "#58a6ff"
SUCCESS = "#3fb950"
WARNING = "#d29922"
ERROR = "#f85149"
USER = "#79c0ff"
AI = "#c9d1d9"
TOOL = "#56d364"
TOOL_ERR = "#f85149"
CODE_BG = "#161b22"
# 动画额外色
GLOW = "#1f6feb"
THINKING = "#8b949e"
WELCOME_ACCENT = "#58a6ff"
_TUI_CSS = f"""
Screen {{
background: {_Theme.BG};
/* 全局过渡 */
transition: background 300ms in_out_cubic;
}}
#app-container {{
height: 100%;
width: 100%;
}}
#main {{
width: 1fr;
height: 1fr;
}}
#chat-scroll {{
height: 1fr;
background: {_Theme.BG};
scrollbar-color: {_Theme.BORDER};
scrollbar-color-hover: {_Theme.TEXT_MUTED};
padding: 0 1;
}}
/* ── 输入区域 ── */
#input-area {{
height: auto;
min-height: 5;
max-height: 14;
padding: 0 1 1 1;
}}
#input-wrapper {{
height: auto;
min-height: 4;
max-height: 12;
background: {_Theme.BG_INPUT};
border: tall {_Theme.BORDER};
padding: 0;
/* 聚焦时边框颜色过渡 */
transition: border-color 300ms in_out_cubic;
}}
#input-wrapper:focus-within {{
border: tall {_Theme.BORDER_FOCUS};
background: {_Theme.BG};
}}
#user-input {{
height: auto;
min-height: 3;
max-height: 10;
background: transparent;
color: {_Theme.TEXT};
padding: 0 1;
border: none;
}}
#user-input:focus {{
background: transparent;
}}
/* TextArea 内部样式覆盖 */
#user-input .text-area--cursor {{
color: {_Theme.ACCENT};
}}
#user-input .text-area--cursor-line {{
background: {_Theme.BG_LIGHT} 50%;
}}
#user-input .text-area--selection {{
background: {_Theme.GLOW} 40%;
}}
#input-hint {{
height: 1;
color: {_Theme.TEXT_DIM};
padding: 0 1;
/* 渐入效果 */
opacity: 0;
transition: opacity 500ms in_out_cubic;
}}
#input-hint.visible {{
opacity: 1;
}}
/* ── 侧栏 ── */
#sidebar {{
width: 32;
min-width: 32;
height: 1fr;
background: {_Theme.BG_LIGHT};
border-left: wide {_Theme.BORDER};
display: block;
/* 侧栏滑入/滑出动画 */
transition: width 300ms in_out_cubic, opacity 300ms in_out_cubic;
overflow: hidden;
}}
#sidebar.hidden {{
display: none;
width: 0;
min-width: 0;
opacity: 0;
}}
.sidebar-header {{
width: 100%;
text-align: center;
color: {_Theme.ACCENT};
text-style: bold;
padding: 1 0 0 0;
}}
.sidebar-section {{
height: auto;
padding: 0 1;
margin: 0 0 1 0;
}}
.engine-item {{
padding: 0 1;
color: {_Theme.TEXT_MUTED};
}}
.engine-item-active {{
padding: 0 1;
color: {_Theme.SUCCESS};
text-style: bold;
}}
.tool-item {{
padding: 0 0 0 1;
color: {_Theme.TEXT_MUTED};
}}
.tool-item-name {{
color: {_Theme.TEXT};
text-style: bold;
}}
/* ── 状态栏 ── */
#status-bar {{
height: 1;
width: 100%;
dock: bottom;
background: {_Theme.BG_LIGHT};
color: {_Theme.TEXT_MUTED};
padding: 0 1;
/* 状态变化过渡 */
transition: color 300ms in_out_cubic;
}}
/* ── 消息样式 ── */
.msg-user {{
color: {_Theme.USER};
padding: 1 0 0 1;
text-style: bold;
}}
.msg-ai {{
color: {_Theme.AI};
padding: 0 1;
}}
.msg-system {{
color: {_Theme.ACCENT};
padding: 0 1;
}}
.msg-tool-ok {{
color: {_Theme.TOOL};
padding: 0 1;
}}
.msg-tool-err {{
color: {_Theme.TOOL_ERR};
padding: 0 1;
}}
.msg-thinking {{
color: {_Theme.THINKING};
text-style: italic;
padding: 0 1;
}}
.msg-error {{
color: {_Theme.ERROR};
padding: 0 1;
}}
.msg-dim {{
color: {_Theme.TEXT_DIM};
padding: 0 1;
}}
.msg-welcome {{
color: {_Theme.WELCOME_ACCENT};
padding: 0 1;
text-style: bold;
}}
.msg-welcome-line {{
color: {_Theme.WELCOME_ACCENT};
padding: 0 1;
text-style: bold;
/* 每行依次淡入 */
opacity: 0;
transition: opacity 400ms in_out_cubic;
}}
.msg-welcome-line.visible {{
opacity: 1;
}}
.msg-system-line {{
color: {_Theme.ACCENT};
padding: 0 1;
opacity: 0;
transition: opacity 400ms in_out_cubic;
}}
.msg-system-line.visible {{
opacity: 1;
}}
/* 动画思考指示器 */
.thinking-indicator {{
color: {_Theme.THINKING};
text-style: italic;
padding: 0 1;
}}
.code-block {{
background: {_Theme.CODE_BG};
border: wide {_Theme.BORDER};
padding: 0 1;
margin: 0 2 0 2;
}}
/* ── Tab 样式 ── */
Tab {{
background: {_Theme.BG};
}}
Tab.-active {{
background: {_Theme.BG_LIGHT};
}}
TabbedContent > Tabs {{
background: {_Theme.BG};
}}
"""
class _TUIBridge:
"""桥接 TUI ↔ AICLI"""
def __init__(self, cli):
self.cli = cli
def engines(self) -> list:
return list(self.cli.engines.keys())
def current_engine(self) -> str:
return self.cli.get_current_engine_name()
def tools(self) -> list:
return self.cli.liugin_manager.tools
def history(self) -> list:
return self.cli.shared_conversation_history
def switch_engine(self, name: str) -> bool:
if name in self.cli.engines:
self.cli.switch_engine(name)
return True
return False
# ═══════════════════════════════════════════════════
# 动画辅助组件
# ═══════════════════════════════════════════════════
class ThinkingSpinner(Static):
"""动态思考指示器 - 旋转 + 脉冲"""
FRAMES = ["⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏"]
DOTS_FRAMES = [" ", ". ", ".. ", "..."]
def __init__(self, **kwargs):
super().__init__("", **kwargs)
self._frame = 0
self._dot_frame = 0
self._running = False
def on_mount(self):
self._running = True
self.set_interval(0.08, self._animate)
def _animate(self):
if not self._running:
return
spinner = self.FRAMES[self._frame % len(self.FRAMES)]
dots = self.DOTS_FRAMES[self._dot_frame % len(self.DOTS_FRAMES)]
self.update(f" {spinner} 思考中{dots}")
self._frame += 1
if self._frame % 3 == 0:
self._dot_frame += 1
def stop(self):
self._running = False
class AnimatedWelcome(Static):
"""逐行动画显示的欢迎组件"""
def __init__(self, lines, **kwargs):
super().__init__("", **kwargs)
self._lines = lines
self._current = 0
def on_mount(self):
self.set_interval(0.12, self._show_next_line)
def _show_next_line(self):
if self._current < len(self._lines):
current_text = self.renderable
new_line = self._lines[self._current]
if self._current == 0:
self.update(new_line)
else:
self.update(str(current_text) + "\n" + new_line)
self._current += 1
class MessageBubble(Static):
"""带入场动画的消息气泡"""
def __init__(self, text, **kwargs):
super().__init__(text, **kwargs)
self.styles.opacity = 0
def on_mount(self):
self.animate("opacity", value=1.0, duration=0.3, easing="out_cubic")
class TypingIndicator(Static):
"""打字指示器 - 模拟 AI 正在打字"""
FRAMES = ["●○○", "○●○", "○○●", "○●○"]
def __init__(self, **kwargs):
super().__init__("", **kwargs)
self._frame = 0
self._running = False
def on_mount(self):
self._running = True
self.set_interval(0.3, self._tick)
def _tick(self):
if not self._running:
return
dots = self.FRAMES[self._frame % len(self.FRAMES)]
self.update(f" {dots} AI 正在输入")
self._frame += 1
def stop(self):
self._running = False
# ═══════════════════════════════════════════════════
# TUI 主应用
# ═══════════════════════════════════════════════════
class XiaoliTUI(App):
"""小狸 TUI v3 - 动画增强版 + 多行输入"""
CSS = _TUI_CSS
TITLE = " 小狸 Pro-CLI"
SUB_TITLE = "智能编程助手"
BINDINGS = [
Binding("ctrl+c", "quit", "退出", show=True),
Binding("ctrl+l", "clear", "清屏", show=True),
Binding("ctrl+n", "new_chat", "新对话", show=True),
Binding("ctrl+enter", "send_message", "发送", show=True),
Binding("f1", "toggle_sidebar", "侧栏", show=True),
Binding("escape", "cancel", "取消", show=False),
]
sidebar_visible = var(True)
is_generating = var(False)
def __init__(self, cli):
super().__init__()
self.cli = cli
self.bridge = _TUIBridge(cli)
self._thinking_widget = None
self._typing_widget = None
def compose(self) -> ComposeResult:
yield Header(show_clock=True)
with Horizontal(id="app-container"):
with Vertical(id="main"):
yield VerticalScroll(id="chat-scroll")
with Vertical(id="input-area"):
with Container(id="input-wrapper"):
yield TextArea(
placeholder="输入消息... (Ctrl+Enter 发送, Enter 换行)",
id="user-input",
soft_wrap=True,
tab_behavior="indent",
)
yield Static(
" Ctrl+Enter 发送 | ↑↓ 历史 | Ctrl+L 清屏 | F1 侧栏 | Tab 缩进",
id="input-hint"
)
with Vertical(id="sidebar"):
yield Static(" 引擎", classes="sidebar-header")
yield Vertical(id="engine-list", classes="sidebar-section")
yield Rule(line_style="heavy")
yield Static(" 工具", classes="sidebar-header")
yield Vertical(id="tool-list", classes="sidebar-section")
yield Rule(line_style="heavy")
yield Static(" 状态", classes="sidebar-header")
yield Vertical(id="status-info", classes="sidebar-section")
yield Static(" 就绪 | Ctrl+C 退出", id="status-bar")
def on_mount(self):
self._render_welcome_animated()
self._update_sidebar()
self.query_one("#user-input").focus()
# 延迟显示输入提示(淡入效果)
self.set_timer(1.5, lambda: self.query_one("#input-hint").add_class("visible"))
# ── 动画欢迎界面 ──
def _render_welcome_animated(self):
"""逐行动画显示欢迎界面"""
scroll = self.query_one("#chat-scroll")
welcome_lines = [
"",
" ╔══════════════════════════════════════════════╗",
" ║ ║",
" ║ 小狸 Pro-CLI v5.1 ║",
" ║ 智能编程助手 · 动画增强版 ║",
" ║ ║",
" ╚══════════════════════════════════════════════╝",
"",
" 代码编辑 · 代码搜索 · Git 集成 · 多引擎",
" 输入 /help 查看命令 | /model 切换引擎",
f" 当前引擎: {self.bridge.current_engine()} | 工具: {len(self.bridge.tools())} 个",
" 支持多行输入 — Ctrl+Enter 发送",
"",
]
# 逐行渲染,带延迟
for i, line in enumerate(welcome_lines):
if "╔" in line or "║" in line or "╚" in line:
cls = "msg-welcome-line"
elif line.strip().startswith("小狸"):
cls = "msg-welcome-line"
elif line.strip().startswith("智能"):
cls = "msg-welcome-line"
elif "代码编辑" in line or "输入 /help" in line or "当前引擎" in line:
cls = "msg-system-line"
elif "多行输入" in line:
cls = "msg-system-line"
else:
cls = "msg-dim"
widget = Static(line, classes=cls)
scroll.mount(widget)
# 延迟显示每一行
delay = i * 0.1
self.set_timer(delay, lambda w=widget: w.add_class("visible"))
# 最后滚动到底部
self.set_timer(len(welcome_lines) * 0.1 + 0.1,
lambda: scroll.scroll_end(animate=True, duration=0.3))
def _render_welcome(self):
"""静态欢迎界面(用于清屏后快速恢复)"""
scroll = self.query_one("#chat-scroll")
lines = [
("", "msg-dim"),
(" ╔══════════════════════════════════════════════╗", "msg-welcome"),
(" ║ ║", "msg-welcome"),
(" ║ 小狸 Pro-CLI v5.1 ║", "msg-welcome"),
(" ║ 智能编程助手 · 动画增强版 ║", "msg-welcome"),
(" ║ ║", "msg-welcome"),
(" ╚══════════════════════════════════════════════╝", "msg-welcome"),
("", "msg-dim"),
(" 代码编辑 · 代码搜索 · Git 集成 · 多引擎", "msg-system"),
(" 输入 /help 查看命令 | /model 切换引擎", "msg-system"),
(f" 当前引擎: {self.bridge.current_engine()} | 工具: {len(self.bridge.tools())} 个", "msg-system"),
(" 支持多行输入 — Ctrl+Enter 发送", "msg-system"),
("", "msg-dim"),
]
for text, cls in lines:
scroll.mount(Static(text, classes=cls))
# ── 侧栏更新 ──
def _update_sidebar(self):
engine_container = self.query_one("#engine-list")
engine_container.remove_children()
current = self.bridge.current_engine()
for name in self.bridge.engines():
if name == current:
engine_container.mount(Static(f" ▸ {name}", classes="engine-item-active"))
else:
engine_container.mount(Static(f" {name}", classes="engine-item"))
tool_container = self.query_one("#tool-list")
tool_container.remove_children()
for tool in self.bridge.tools():
name = tool.get('name', '?')
tool_container.mount(Static(f" • {name}", classes="tool-item"))
status_container = self.query_one("#status-info")
status_container.remove_children()
status_container.mount(Static(f" 对话: {len(self.bridge.history())} 条", classes="tool-item"))
status_container.mount(Static(f" 工具: {len(self.bridge.tools())} 个", classes="tool-item"))
status_container.mount(Static(f" 引擎: {len(self.bridge.engines())} 个", classes="tool-item"))
def _update_status(self, text: str):
bar = self.query_one("#status-bar")
engine = self.bridge.current_engine()
bar.update(f" {text} | {engine} | {len(self.bridge.history())} 条对话")
# ── 消息追加 ──
def _append(self, widget):
scroll = self.query_one("#chat-scroll")
scroll.mount(widget)
scroll.scroll_end(animate=True, duration=0.2)
def _add(self, text, cls="msg-dim"):
widget = MessageBubble(text, classes=cls)
self._append(widget)
def _user_msg(self, text):
self._add(f" {text}", "msg-user")
def _ai_msg(self, text):
if "```" in text:
self._render_with_code(text)
else:
self._add(f" {text}", "msg-ai")
def _render_with_code(self, text):
parts = re.split(r'```(\w*)\n(.*?)```', text, flags=re.DOTALL)
i = 0
while i < len(parts):
if i % 3 == 0:
if parts[i].strip():
for line in parts[i].strip().split('\n'):
self._add(f" {line}", "msg-ai")
elif i % 3 == 2:
code = parts[i]
lang = parts[i-1] if i > 1 else ""
try:
syntax = Syntax(code, lang or "python", theme="monokai",
line_numbers=True, word_wrap=True)
panel = Panel(syntax, border_style=f"dim {_Theme.BORDER}",
box=ROUNDED, padding=(0, 1))
widget = MessageBubble(str(panel), classes="code-block")
self._append(widget)
except Exception:
for line in code.split('\n'):
self._add(f" {line}", "msg-dim")
i += 1
def _tool_ok(self, name, args):
self._add(f" {name}: {args[:60]}", "msg-tool-ok")
def _tool_err(self, name, args):
self._add(f" {name}: {args[:60]}", "msg-tool-err")
def _show_thinking(self):
"""显示动画思考指示器"""
self._remove_thinking()
spinner = ThinkingSpinner(classes="thinking-indicator")
scroll = self.query_one("#chat-scroll")
scroll.mount(spinner)
scroll.scroll_end(animate=True, duration=0.2)
self._thinking_widget = spinner
def _remove_thinking(self):
"""移除思考指示器"""
if self._thinking_widget:
try:
self._thinking_widget.stop()
self._thinking_widget.remove()
except Exception:
pass
self._thinking_widget = None
def _show_typing_indicator(self):
"""显示打字指示器"""
self._remove_typing_indicator()
indicator = TypingIndicator(classes="thinking-indicator")
scroll = self.query_one("#chat-scroll")
scroll.mount(indicator)
scroll.scroll_end(animate=True, duration=0.2)
self._typing_widget = indicator
def _remove_typing_indicator(self):
"""移除打字指示器"""
if self._typing_widget:
try:
self._typing_widget.stop()
self._typing_widget.remove()
except Exception:
pass
self._typing_widget = None
def _thinking(self):
"""兼容旧接口"""
self._show_thinking()
def _system(self, text):
self._add(f" ℹ {text}", "msg-system")
def _error(self, text):
self._add(f" {text}", "msg-error")
# ── 多行输入处理 ──
def action_send_message(self):
"""Ctrl+Enter 发送消息"""
text_area = self.query_one("#user-input")
text = text_area.text.strip()
if not text:
return
# 清空输入框
text_area.clear()
if text.startswith('/'):
self._handle_command(text)
return
self._user_msg(text)
self._show_thinking()
self.is_generating = True
self._update_status(" 思考中...")
self.run_worker(self._generate(text), exclusive=True)
# ── 兼容旧 Input 提交(保留以防万一) ──
@on(TextArea.Changed, "#user-input")
def on_textarea_changed(self, event):
"""输入框内容变化时调整高度"""
text_area = event.text_area
line_count = text_area.text.count('\n') + 1
# 动态调整输入区域高度
wrapper = self.query_one("#input-wrapper")
new_height = min(max(line_count + 1, 4), 12)
wrapper.styles.height = new_height
# ── 命令处理 ──
def _handle_command(self, cmd):
parts = cmd[1:].split(maxsplit=1)
name = parts[0].lower()
args = parts[1] if len(parts) > 1 else ""
cmds = {
'help': lambda: self._show_help(),
'quit': lambda: self.exit(),
'q': lambda: self.exit(),
'exit': lambda: self.exit(),
'cli': lambda: self._switch_cli(),
'clear': lambda: self.action_clear(),
'cls': lambda: self.action_clear(),
'model': lambda: self._switch_model(args),
'engine': lambda: self._switch_model(args),
'about': lambda: self._system(" 小狸 Pro-CLI v5.1 - 智能编程助手"),
'status': lambda: self._show_status(),
'tools': lambda: self._show_tools(),
'engines': lambda: self._show_engines(),
'tui': lambda: self._system("已在 TUI 模式中"),
}
handler = cmds.get(name)
if handler:
handler()
else:
if name in self.cli.liugin_commands:
try:
result = self.cli.liugin_commands[name](args)
if result:
self._system(result[:500])
except Exception as e:
self._error(f"插件命令失败: {e}")
else:
self._error(f"未知命令: /{name},输入 /help 查看帮助")
def _show_help(self):
help_text = """ 命令:
/help 帮助信息
/quit 退出
/cli 切换命令行模式
/model <引擎> 切换 AI 引擎
/engines 列出引擎
/tools 列出工具
/status 系统状态
/clear 清屏
⌨ 快捷键:
Ctrl+C 退出 Ctrl+L 清屏
Ctrl+N 新对话 Ctrl+Enter 发送消息
F1 侧栏 Escape 取消生成
Enter 换行 Tab 缩进"""
self._system(help_text)
def _switch_cli(self):
self._system("切换到命令行模式...")
self.cli.tui_output_callback = None
self.exit()
def _switch_model(self, name):
name = name.strip()
if not name:
self._show_engines()
return
if self.bridge.switch_engine(name):
self._system(f"已切换到: {name}")
self._update_sidebar()
else:
self._error(f"未找到引擎: {name}")
def _show_engines(self):
current = self.bridge.current_engine()
lines = [" 可用引擎:"]
for name in self.bridge.engines():
marker = "▸" if name == current else " "
lines.append(f" {marker} {name}")
self._system('\n'.join(lines))
def _show_tools(self):
tools = self.bridge.tools()
lines = [f" 可用工具 ({len(tools)} 个):"]
for t in tools:
name = t.get('name', '?')
desc = t.get('description', '')[:40]
lines.append(f" • {name}: {desc}")
self._system('\n'.join(lines))
def _show_status(self):
self._system(f""" 系统状态:
引擎: {self.bridge.current_engine()}
引擎数: {len(self.bridge.engines())}
工具数: {len(self.bridge.tools())}
对话数: {len(self.bridge.history())}""")
# ── AI 生成 ──
async def _generate(self, user_input):
try:
self.call_after_refresh(self._remove_thinking)
self.call_after_refresh(self._show_typing_indicator)
def tui_output(msg):
self.call_after_refresh(self._remove_typing_indicator)
self.call_after_refresh(self._write_raw, msg)
original = self.cli.tui_output_callback
self.cli.tui_output_callback = tui_output
try:
loop = asyncio.get_running_loop()
await loop.run_in_executor(
None, self.cli.process_conversation, user_input
)
finally:
self.cli.tui_output_callback = original
except Exception as e:
self.call_after_refresh(self._remove_typing_indicator)
self.call_after_refresh(self._error, str(e))
finally:
self.call_after_refresh(self._remove_thinking)
self.call_after_refresh(self._remove_typing_indicator)
self.is_generating = False
self.call_after_refresh(lambda: self._update_status("就绪"))
self.call_after_refresh(self._update_sidebar)
def _write_raw(self, msg):
if '' in msg or 'OK 工具' in msg:
self._add(f" {msg}", "msg-tool-ok")
elif '' in msg or 'X 工具' in msg or '错误' in msg:
self._add(f" {msg}", "msg-tool-err")
elif '' in msg:
self._add(f" {msg}", "msg-ai")
elif '工具' in msg and ('调用' in msg or '执行' in msg):
self._add(f" {msg}", "msg-tool-ok")
else:
self._add(f" {msg}", "msg-dim")
# ── 动作 ──
def action_clear(self):
scroll = self.query_one("#chat-scroll")
scroll.remove_children()
self._render_welcome()
def action_new_chat(self):
self.cli.shared_conversation_history.clear()
self.action_clear()
self._system("已开始新对话")
def action_toggle_sidebar(self):
sidebar = self.query_one("#sidebar")
sidebar.visible = not sidebar.visible
# 动画:侧栏切换时平滑过渡
if sidebar.visible:
sidebar.remove_class("hidden")
else:
sidebar.add_class("hidden")
def action_cancel(self):
if self.is_generating:
self._remove_thinking()
self._remove_typing_indicator()
self._system("已取消")
self.is_generating = False
else:
# Textual 不可用时的占位类
class XiaoliTUI:
"""Textual 未安装时的占位类"""
def __init__(self, *args, **kwargs):
pass
def run(self, *args, **kwargs):
print("TUI 模式不可用:Textual 库未安装")
print("请运行: pip install textual rich")