我是个新手,我想展示容器是否有一个特定值存在于种类模型中,这个模型包含商店,杂货和市场,我不知道怎么做,请帮助我用我的代码控制器返回json是kindController.kindDataList
因此,如果json中存在市场,则显示
child: HomeFlatBtn(image: 'market', height: 150, currentTab: 1,),
Container(
child: Padding(
padding: EdgeInsets.symmetric(
horizontal: Dimensions.PADDING_SIZE_SMALL),
child: IntrinsicHeight(
child: Row(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Expanded(
child: Column(children: [
Padding(
padding: EdgeInsets.symmetric(vertical: Dimensions
.PADDING_SIZE_SMALL,
horizontal: Dimensions.PADDING_SIZE_SMALL),
child: HomeFlatBtn(
image: 'market', height: 150, currentTab: 1,),
),
Padding(
padding: EdgeInsets.symmetric(horizontal: Dimensions
.PADDING_SIZE_SMALL),
child: HomeFlatBtn(
image: 'grocery', height: 150, currentTab: 1,),
),
]
),
),
Expanded(child: HomeFlatBtn(image: 'food',
height: 0,
currentTab: 1),
),
],
),
),
),
),
发布于 2021-11-27 13:30:54
您可以使用Visibility
小部件来实现此目的。
只需用Visibility
包装Container
即可。如下所示:
Visibility(
visible: true, //set this to either true or false
child: Container(
//the contents of Container
),
),
//visible decides whether your Container will be visible or not.
https://stackoverflow.com/questions/70135158
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