I get this issue with flutter 3.29.0, with the 3.27.1 it work fine. The relative DropdownMenu's TextField seems to get focus and lose it right away, you can also replicate this on the flutter DropdownMenu exampl
Flutter是一种跨平台的移动应用开发框架,它允许开发人员使用单一代码库构建高性能、高保真度的原生应用程序。在Flutter中,DropDownButton是一个常用的UI组件,用于显示一个下拉菜单...
如何将flutter中的Textfield设置为仅接受从Flutter中的列表或变量指定的特定值 从flutter中动态生成的小部件中获取值,并向生成的小部件添加Dropdown flexbox中的子div具有固定的高度,overflow auto不会动态设置其高度。 如何从Angular中的父组件动态创建子元素并传递其属性 ...
On Android, when you have a DropdownButton on the same page as a TextFormField, and tap the dropdown when the text field has focus, then tapping the dropdown button will cause the dropdown to appear, a metrics change to occur (because th...
DropdownButton用于创建下拉菜单。 DropdownButton<String>( value: 'option1', onChanged: (String? value) {}, items: [ DropdownMenuItem( value: 'option1', child: Text('Option 1'), ), DropdownMenuItem( value: 'option2', child: Text('Option 2'), ...
labelText: 'Enter new count', ), ) 步骤2: 添加下拉菜单 增加一个下拉菜单让用户选择不同的操作: DropdownButton<String>( value: selectedOption, onChanged: (String? newValue) { setState(() { selectedOption = newValue!; switch (selectedOption) { ...
audio_recorder: any#录音、播放flutter_sound: ^1.1.5#录音dropdown_menu: ^1.1.0#下拉菜单simple_permissions:#权限获取easy_alert:#弹框amap_location: any#高德地图location: any#gogle位置获取barcode_scan 0.0.8#二维码识别qr_mobile_vision: ^0.1.0 #二维码识别 这个不好用flutter_screenutil: ^0.3.0#屏...
new DropDownStateWidget() 即可。 3. 悬浮按钮 FloatingActionButton FloatingActionButton ///Flutter SDK源码: const FloatingActionButton({ Key key, //子widget:可以是Text文本或者图片(icon或者image) this.child, this.tooltip, //Text文本或者图片(icon或者image)默认的颜色,前提是Text或者icon不设置颜色的情...
2019-12-20 13:42 −alibaba/flutter_boost:路由 install_plugin 2.0.0#app下载更新插件 audio_recorder: any #录音、播放 flutter_sound: ^1.1.5#录音 dropdown_menu: ^1.1.0#下拉菜单 simple_permi... 诉说静风 0 1433 flutter文本简单实现
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