急！急！急！悬浮窗问题

<p><span style="color: rgb(57, 58, 52); font-family: SFMono-Regular, Menlo, Monaco, Consolas, &quot;Liberation Mono&quot;, &quot;Courier New&quot;, monospace; font-size: 15.2px; white-space: pre; background-color: rgb(246, 248, 250);"><span style="color: rgb(153, 153, 136); font-style: italic;"># 向悬浮菜单中新增按钮</span><br></span><span style="color: rgb(57, 58, 52); font-family: SFMono-Regular, Menlo, Monaco, Consolas, &quot;Liberation Mono&quot;, &quot;Courier New&quot;, monospace; font-size: 15.2px; white-space: pre; background-color: rgb(246, 248, 250);"><span style="color: rgb(0, 0, 159);">from</span> ascript.android.ui <span style="color: rgb(0, 0, 159);">import</span> FloatWindow<br></span><span style="color: rgb(57, 58, 52); font-family: SFMono-Regular, Menlo, Monaco, Consolas, &quot;Liberation Mono&quot;, &quot;Courier New&quot;, monospace; font-size: 15.2px; white-space: pre; background-color: rgb(246, 248, 250);"><span style="color: rgb(0, 0, 159);">from</span> ascript.android.system <span style="color: rgb(0, 0, 159);">import</span> R<br></span><span style="color: rgb(57, 58, 52); font-family: SFMono-Regular, Menlo, Monaco, Consolas, &quot;Liberation Mono&quot;, &quot;Courier New&quot;, monospace; font-size: 15.2px; white-space: pre; background-color: rgb(246, 248, 250);"><span style="display: inline-block;"></span><br></span><span style="color: rgb(57, 58, 52); font-family: SFMono-Regular, Menlo, Monaco, Consolas, &quot;Liberation Mono&quot;, &quot;Courier New&quot;, monospace; font-size: 15.2px; white-space: pre; background-color: rgb(246, 248, 250);"><span style="color: rgb(0, 0, 159);">def</span> <span style="color: rgb(215, 58, 73);">a</span>():<br></span><span style="color: rgb(57, 58, 52); font-family: SFMono-Regular, Menlo, Monaco, Consolas, &quot;Liberation Mono&quot;, &quot;Courier New&quot;, monospace; font-size: 15.2px; white-space: pre; background-color: rgb(246, 248, 250);"> <span style="color: rgb(0, 0, 159);">print</span>(<span style="color: rgb(227, 17, 108);">"123"</span>)<br></span><span style="color: rgb(57, 58, 52); font-family: SFMono-Regular, Menlo, Monaco, Consolas, &quot;Liberation Mono&quot;, &quot;Courier New&quot;, monospace; font-size: 15.2px; white-space: pre; background-color: rgb(246, 248, 250);"><span style="display: inline-block;"></span><br></span><span style="color: rgb(57, 58, 52); font-family: SFMono-Regular, Menlo, Monaco, Consolas, &quot;Liberation Mono&quot;, &quot;Courier New&quot;, monospace; font-size: 15.2px; white-space: pre; background-color: rgb(246, 248, 250);">FloatWindow.add_menu(<span style="color: rgb(227, 17, 108);">"123"</span>,R.img(<span style="color: rgb(227, 17, 108);">"a.png"</span>),a) 为什么这个用着用着图标就变成空白了然后点击了也没反应</span></p>