我在我的应用中使用FlutterSearchDelegate,代码如下:classNameSearchextendsSearchDelegate{@overrideListbuildActions(BuildContextcontext){return[IconButton(icon:Icon(Icons.clear),onPressed:(){query="";},)];}@overrideWidgetbuildLeading(BuildContextcontext){returnIconButton(icon:AnimatedIcon(icon:AnimatedIcons.menu
我在我的应用中使用FlutterSearchDelegate,代码如下:classNameSearchextendsSearchDelegate{@overrideListbuildActions(BuildContextcontext){return[IconButton(icon:Icon(Icons.clear),onPressed:(){query="";},)];}@overrideWidgetbuildLeading(BuildContextcontext){returnIconButton(icon:AnimatedIcon(icon:AnimatedIcons.menu