//设置子控件margin//foregroundDecoration:, 设置子控件上面的装饰//constraints: 设置子控件尺寸约束的条件 比如 宽高decoration:newBoxDecoration(//设置子控件背后的装饰color: Colors.blue,//和Container下面的color会冲突 具体原因不详border:newBorder.all(//添加边框width:10.0,//边框宽度color: Colors...
EdgeInset 用来描述边界值,可通过如下方式来创建:EdgeInsets.fromLTRB(10,10,10,10) ,L表示左边距(left缩写),T表示上边距(top缩写),R表示右边距(right缩写),B表示底边距(bottom缩写),四个值可以分开写;EdgeInsets.all(10),上下左右边距均为10;EdgeInsets.only(left: 10, right: 5, top:...
container_1.border = ft.border.all(10, ft.colors.PINK_600) container_1.border = ft.border.only(bottom=ft.border.BorderSide(1, "black")) border_radius 如果指定,容器的角将按此半径进行圆角处理。border_radius是border_radius.BorderRadius类的实例,具有 4 个属性:top_left,top_right,bottom_le...
height:200.0,//color: Colors.cyan,margin: EdgeInsets.only(left:20.0,top:10.0,right:0,bottom:0), decoration:newBoxDecoration( color: Colors.green,//填充色border:newBorder.all( color: Colors.deepOrange,//边框颜色), borderRadius: BorderRadius.all(Radius.circular(10.0))//圆角大小), ); } } ...
margin: EdgeInsets.only(left: 20.0,top: 10.0,right: 0,bottom: 0), decoration: new BoxDecoration( color: Colors.green,//填充色 border: new Border.all( color: Colors.deepOrange,//边框颜色 ), borderRadius: BorderRadius.all(Radius.circular(10.0))//圆角大小 ), ...
EdgeInsets.fromLTRB(10,10,10,10) ,L表示左边距(left缩写),T表示上边距(top缩写),R表示右边距(right缩写),B表示底边距(bottom缩写),四个值可以分开写; EdgeInsets.all(10),上下左右边距均为10; EdgeInsets.only(left: 10, right: 5, top: 10, bottom: 10),可分别指定4个方向的边距值,如果只需要...
To Add Border to Container in Flutter on a Few Sides You might occasionally want to add a border to just a few of the container’s sides, such as the left and right, top and bottom, only the bottom, etc. How to increase the container’s border-radius ...
only({left ,top, right ,bottom}), 可以设置具体某个发方向的填充 symmetric({vertical,horizontal}) 用于设置对称方向的填充 vertical 指的是top和bottom , horizontal 指的是left和right 2.2 示例代码 class Home extends StatelessWidget{ @override
borderRadius:BorderRadius.all(Radius.circular(4.0)), //设置了decoration的color,就不能设置Container的color。 color:Colors.black, ///边框 border:newBorder.all(color:Colors.red,width:0.3)), child:newText("666666")); 1. 2. 3. 4. 5. ...
borderRadius *圆角不能和border同时设置,同时存在时可以运行但是会抛出一个异常 decoration:newBoxDecoration(borderRadius:BorderRadius.only(//only对每个角单独设置bottomLeft:Radius.circular(20.0),//圆角值为20.0topLeft:Radius.zero,//圆角为0bottomRight:Radius.elliptical(20.0,40.0)//圆角x方向为20.0,y方向为40...