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  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# 音频\n",
    "\n",
    "显示一个音频播放器。\n",
    "\n",
    "- `src`: 音频源的URL或本地文件路径\n",
    "- `controls`: 是否显示音频控制，如播放、暂停和音量（默认值：`True`）\n",
    "- `autoplay`: 是否自动开始播放音频（默认值：`False`）\n",
    "- `muted`: 音频是否应初始为静音状态（默认值：`False`）\n",
    "- `loop`: 音频是否应该循环播放（默认值：`False`）\n",
    "\n",
    "查看[事件列表](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/audio#events)，您可以使用通用事件订阅`on()`进行订阅。"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "<nicegui.elements.button.Button at 0x2a0af6be550>"
      ]
     },
     "execution_count": 2,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "from nicegui import ui\n",
    "\n",
    "a = ui.audio('https://cdn.pixabay.com/download/audio/2022/02/22/audio_d1718ab41b.mp3')\n",
    "a.on('ended', lambda _: ui.notify('Audio playback completed'))\n",
    "\n",
    "ui.button(on_click=lambda: a.props('muted'), icon='volume_off').props('outline')\n",
    "ui.button(on_click=lambda: a.props(remove='muted'), icon='volume_up').props('outline')\n",
    "\n",
    "# ui.run()"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## 控制音频元素\n",
    "此演示展示了如何以编程方式播放、暂停和查找。"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "<nicegui.elements.button.Button at 0x2a0af6cbd50>"
      ]
     },
     "execution_count": 3,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "from nicegui import ui\n",
    "\n",
    "a = ui.audio('https://www.soundhelix.com/examples/mp3/SoundHelix-Song-1.mp3')\n",
    "ui.button('Play', on_click=a.play)\n",
    "ui.button('Pause', on_click=a.pause)\n",
    "ui.button('Jump to 0:30', on_click=lambda: a.seek(30))\n",
    "\n",
    "# ui.run()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
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