回到正题,如何去掉button默认的边距呢,让按钮包裹内容呢. 分别写上对应的代码 TextButton(onPressed:(){print("---");},child:Text("登录"),style:ButtonStyle(minimumSize:MaterialStateProperty.all(Size(1,1)),padding:MaterialStateProperty.all(EdgeInsets.zero),backgroundColor:MaterialStateProperty.all(Colo...
去除内置padding 完整代码: Text('***Flutter 1.22版本新增的按钮***',style:TextStyle(color:Colors.redAccent),),SizedBox(height:20),Container(color:Colors.orange,child:TextButton(onPressed:(){},child:Text('TextButton'),style:ButtonStyle(tapTargetSize:MaterialTapTargetSize.shrinkWrap,// 设置点击区域...
如下图所示,当时的问题是:当界面内有TextField输入框时,点击键盘弹起后,界面内底部的按键和 FloatButton 会被挤到键盘上面,有什么办法可以让底部按键和 FloatButton 不被顶上来吗? image 其实解决这个问题很简单,那就是只要把Scaffold的resizeToAvoidBottomInset配置为false,结果如下图所示,键盘弹起后底部按键和 Float...
buttonRect: buttonRect, menuTop: menuTop, menuHeight: menuHeight, textDirection: textDirection, ), child: menu, ); }, ), ); 首先MediaQuery.removePadding是创建一个给定的 context 的 MediaQuery,但是删除了 padding。最后通过CustomSingleChildLayout返回了menu。 其中delegate 为自定义的_DropdownMenuRoute...
As we know TextButton is a replacement to FlatButton. FlatButton content padding is consistent on all platforms. Reproducing this issue is easy just create a TextButton with text inside it and compare the padding in the platforms you wil...
3. MediaQuery.removePadding() 删除视图内边距 代码语言:javascript 复制 factory MediaQuery.removeViewInsets({Key key,@required BuildContext context,bool removeLeft=false,bool removeTop=false,bool removeRight=false,bool removeBottom=false,@required Widget child,}) ...
EditableTextState should dispose cursorVisibilityNotifier. by @polina-c in #133858 Remove non needed controllers in SegmentedButton. by @polina-c in #134064 _TabBarViewState should dispose created instances of PageController. by @polina-c in #134091 Fix Drawer examples are missing dartpad tag ...
child: Text('Hello World'), ), ), ); } } Dart 类build方法返回的便是Widget,在Flutter中一切都是Widget,包括但不限于 结构性元素,menu,button等 样式类元素,font,color等 布局类元素,padding,margin等 导航 手势 Widget是Dart中特殊的类,通过实例化(Dart 中new是可选的)相互嵌套,你的这个App就是形如...
Ink翻译为墨水,墨汁的意思,就是点击某一组件时具有水波纹的效果。Android中MaterialButton中有类似的效果,Flutter中和Ink相关的有Ink、InkWell、InkFeature、Ink.image、InkSplash、InkRipple、InkResponse、InkDecoration、InkHighlight,有些是组件,有些是效果,有些是属性。
appBar: AppBar(title: Obx(() => Text("Clicks: ${c.count}"))), // 用一个简单的Get.to()即可代替Navigator.push那8行,无需上下文! body: Center(child: ElevatedButton( child: Text("Go to Other"), onPressed: () => Get.to(Other())), floatingActionButton: FloatingActionButton(child...